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Epson AcuLaser C2800D, Service Manual

The Epson AcuLaser C2800D is a high-performance laser printer designed to meet the needs of small to medium-sized businesses. With its impressive speed and print quality, this versatile machine is ideal for producing professional documents. For a hassle-free experience, users can easily download the free Service Manual from manualshive.com to ensure optimal performance and maintenance.

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AcuLaser C2800/C2800D/C3800/C3800D

Revision C

DISASSEMBLY/REASSEMBLY     

Disassembly/Reassembly

289

Confidential

 

SENSOR ASSY CRU (C), (M), (Y)

1.

Remove the screw (silver, self-tapping, 10 mm) that secures the SENSOR ASSY CRU to the main unit.

2.

Remove the SENSOR ASSY CRU from the main unit.

3.

Disconnect the connector on the SENSOR ASSY CRU.

A D

Kmy03036EB

1)

2)

3)

SENSOR ASSY CRU (C)

SENSOR ASSY CRU (M)

SENSOR ASSY CRU (Y)

CONNECTOR CRUM

C H E C K

P O I N T

There are four CONNECTOR CRUMs and they can be removed in the same manner.

1.

Slide the CONNECTOR CRUM toward right and release its groove from the main unit.

2.

Disconnect the connector of the CONNECTOR CRUM and remove the CONNECTOR CRUM.

A

Kmy03034EB

1)-2

2)

1)-1

CONNECTOR CRUM

Summary of Contents for AcuLaser C2800D

Page 1: ...SERVICE MANUAL A4 Full Color Laser Printer EPSONAcuLaser C2800 C2800D C3800 C3800D SEPG06001 Confidential ...

Page 2: ...tains confidential information and sensitive matters special care should be taken when handling the manual The contents of this manual are subject to change without prior notice as a result of continuing improvements to the product s performance and functions Some of the descriptions or the appearance of some parts in this manual may differ from those on an actual product Other product names used ...

Page 3: ...formation such as panel operations connector pin layouts electric wiring diagrams parts list and exploded diagrams for reference Manual Configuration Symbols Used in this Manual Indicates an operating or maintenance procedure practice or condition that if not strictly observed would result in injury or loss of life Indicates an operating or maintenance procedure practice or condition that if not s...

Page 4: ...ould result in injury or loss of life Indicates an operating or maintenance procedure practice or condition that if not strictly observed could result in personal injury or may cause damage to or destruction of equipment Never deactivate the safety equipment installed on the product for any reason whatsoever e g Making a connection circuit bypasses the safety equipment Name Function Purpose Harnes...

Page 5: ...Y MAIN SOLENOID FEED MSI ROS ASSY CLUTCH ASSY PH TURN CLUTCH ASSY PH FEED TRANSFER ASSY DISPENSER ASSY Y M C K HVPS 5VDC 3 3VDC CLUTCH ASSY PH TURN CLUTCH ASSY PH FEED DRIVE ASSY OPT FDR PWBA OPT FDR PWBA DUP CLUTCH ASSY DUP MOTOR ASSY DUP I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V I L 24V Kmy00013EB 5VDC 3 3VDC 5VDC 5VDC 3 3VDC ...

Page 6: ...aximum output power 5 mV Wavelength AcuLaser C2800 C2800D 770 nm 800 nm Wavelength AcuLaser C3800 C3800D 785 nm Disassembling and adjustment procedures not specified herein may result in hazardous radiation exposure Do not disassemble or attempt to adjust the ROS Assy for any reason whatsoever When the ROS Assy malfunctions replace it with a new one ...

Page 7: ...essed air products such as air duster for cleaning during repair and maintenance the use of such products containing flammable gas is prohibited Connect the printer to an electrical outlet that matches the printer s rated voltage and power requirements Do not connect any other devices to the electrical outlet supplying the printer Doing so can cause overloading of the electrical circuit and may ca...

Page 8: ...into the flames Do not use vacuum cleaner for home use to clean up spills of powdered toners The very fine particles can cause fire explosion Sweep them thoroughly with a broom or wipe them with a cloth moistened with neutral detergent If a large amount of toner is spilled use a toner vacuum designed specifically to clean toner Ozone gas is generated by the printer as a by product of the printing ...

Page 9: ... table below for recent updates Revision History Revision Date of Issue Description A September 29 2006 First Release B November 8 2006 Revision up Chapter 1 Over view p14 Printer Specifications P15 Dimensions and weight P18 Supported papers P20 External interfaces P25 Some items were revised C October 16 2007 Revision up All Chapter Information on AcuLaser C2800 C2800D has been added ...

Page 10: ... 8 Cleaning Transfer Belt 39 2 4 Paper Feed 40 2 4 1 Paper Feed Path 40 2 4 2 Paper Feed Path Layout 40 2 5 Main Structures and Functions 41 2 5 1 Paper Cassette 41 2 5 2 Paper Feeder 43 2 5 3 MSI Regi Assy 44 2 5 4 Transfer Belt Fuser 47 2 5 5 ROS ASSY 49 2 5 6 Xerographics 50 2 5 7 Drive 52 2 5 8 Electrical 53 2 5 9 Duplex 55 2 5 10 550 Paper Feeder 56 2 6 Mode 59 2 6 1 Operating Modes 59 2 7 Co...

Page 11: ...Symptoms When Connectors are Disconnected 156 3 8 1 Reliability 158 Chapter 4 DISASSEMBLY REASSEMBLY 4 1 Preliminary Check 160 4 1 1 Required Tools 160 4 1 2 Prohibited Disassembly 160 4 2 Major Reassembly Unit 161 4 3 Disassembly Flowchart 163 4 4 Disassembly Reassembly 177 4 4 1 How to Read this Chapter 177 4 4 2 COVER PART 1 179 4 4 3 COVER PART 2 182 4 4 4 COVER PART 3 187 4 4 5 COVER PART 4 1...

Page 12: ... 6 MAINTENANCE 6 1 Consumable Products Products that Require Periodic Replacement 390 6 2 Cleaning 392 Chapter 7 APPENDIX 7 1 Connectors 396 7 1 1 List of Plugs and Jacks 396 7 2 Control Panel Special Features 402 7 2 1 Operational Procedures and Functions 402 7 2 2 Special Menu 403 7 3 Firmware Update 406 7 4 Information Sheets 413 7 4 1 Status Sheet 413 7 4 2 Engine Status Sheet 414 7 4 3 Print ...

Page 13: ...Confidential C H A P T E R 1 PRODUCTDESCRIPTION ...

Page 14: ...exible paper handling capabilities Full color high quality printing up to 1200 dpi Compact and lightweight The depth D varies up to 577mm according to the sizes of the loaded paper Provides three interfaces as standard USB 1 1 2 0FS Host I F AcuLaser C3800 3800D only Ethernet 100BaseTX 10BaseT I F USB 2 0HS I F Combination imaging cartridge photoconductor units that offer users reduced maintenance...

Page 15: ...r consumption 110 120 V 220 240 V Max Single sided 730 W 730 W Duplex 750 W 750 W Average continuous printing Color 376 W 361 W Monochrome 354 W 347 W Average in stand by mode heater ON 82 W 78 W Average in sleep mode heater OFF 24 W 25 W Average in extremely low power mode 17 W 17 W Life 5 300 000 pages or five years whichever comes first MPBF 4 150 000 pages Durability Average 2 000 pages month ...

Page 16: ...ency Approvals EMC 120 V AcuLaser C2800 C2800D EN55022 Class B EN55024 IEC61000 4 2 IEC61000 4 3 IEC61000 4 4 IEC 61000 4 11 CNS13438 Class B AcuLaser C3800 C3800D FCC Part15 Subpart B Class B ANSI C63 4 220 V series AcuLaser C2800 C2800D EN55022 Class B EN55024 IEC61000 4 2 IEC61000 4 3 IEC61000 4 4 IEC61000 4 5 IEC61000 4 6IEC61000 4 8 IEC 61000 4 11 EN61000 3 2 Harmonics EN61000 3 3 Flicker Acu...

Page 17: ...t of color monochrome ratio 6 No condensation 7 Mean Time To Repair Time required for service personnel to determine and correct the cause of the malfunction OPTIONAL UNIT AcuLaser C2800D C3800D are equipped with a duplex unit as a standard feature 250 sheet paper cassette unit Capacity Up to 250 sheets Paper size A4 A5 B5 Letter Executive LGL 13 GLG LGL 14 550 sheet paper cassette unit Capacity U...

Page 18: ...13 Ethernet interface connector 2 MP tray Multi Purpose tray 8 Power switch 14 AC inlet 3 Standard lower paper cassette 9 Output tray extension 15 Paper cassette cover optional 4 550 sheet paper cassette unit 10 FG screw 16 Paper cassette cover standard 5 USB Host interface 11 USB interface connector 17 Controller option expanded aperture plate 6 Latch on front cover Cover A 12 Type B interface ca...

Page 19: ...1 127 3 AcuLaser C2800 C2800D 465 mm AcuLaser C3800 C3800D 508 mm AcuLaser C2800 C2800D AcuLaser C3800 C3800D Main Unit 24 0 kg 25 8 kg Dimension varies depending on the installation position of the standard lower paper cassette 420 450 501 577 51 127 3 AcuLaser C2800 C2800D AcuLaser C3800 C3800D 550 sheet paper cassette unit 7 8 kg Main unit Duplex unit 25 1 kg 27 0 kg Main unit 550 sheet paper c...

Page 20: ...ALLATION SPACE REQUIREMENTS The following figure shows the dimensions of the space required around the printer Be sure to provide the space for installation operation and maintenance Figure 1 5 Installation Space Requirements 100 100 1178 127 3 350 unit mm AcuLaser C2800 C2800D 826 5 mm AcuLaser C3800 C3800D 858 mm ...

Page 21: ...eight Standard Paper Plain Paper Special Media Standard Standard lower paper cassette Standard paper Plain paper 60 105 g m2 A4 A5 B5 Letter Executive LGL 13 GLG LGL 14 550 sheets 59 4 mm O Δ X MP tray Standard paper Plain paper 60 105 g m2 A4 A5 B5 Letter Half letter GLT Executive LGL 13 GLG LGL 14 150 sheets 15 mm O Δ Δ Special media Transparency A4 Letter 75 sheets Label A4 Letter 15 mm Thick p...

Page 22: ... paper Paper of a non standard shape not rectangular Label that peels off easily Paper that is bounded with glue staples or paper clips Inkjet printer paper Photo Quality Ink Jet Paper Glossy Paper Glossy Film etc Paper that has been printed on by a heat transfer printer or an inkjet printer Transparency for other color laser printers or color photocopiers Paper that has been printed on by another...

Page 23: ...Area excluding 4 mm margins on all four edges Table 1 3 Guaranteed Print Area Printable Area ENVELOPE ORIENTATION PAPER EJECT CAPACITY Paper eject Face down Capacity 250 sheets Calculated on a standard paper A4 or Letter 4 0 mm 4 0 mm 4 0 mm 4 0 mm Envelope Size DL ISO B5 C5 Feeding Direction Load envelopes on the MP tray with the side to be printed face down Before printing on envelopes set the r...

Page 24: ...ges High capacity Imaging cartridge C 2 000 pages Standard capacity 5 000 pages Standard capacity 6 000 pages High capacity 9 000 pages High capacity Transfer unit 100 000 pages 100 000 pages Fuser unit 120 V 100 000 pages 100 000 pages Fuser unit 220 V 100 000 pages 100 000 pages C H E C K P O I N T The imaging cartridges of AcuLaser C2800 C2800D and AcuLaser C3800 C3800D are not exchangeable Nam...

Page 25: ...tings EJL PJL HTTP SNMP and ENPC Stored in 256 K bit serial type EEPROM Printer mode Standard ESC Page Color ESCP2 B W I239X B W Adobe PostScript3 PDF1 3 PCLXL FX B W ESC Page B W PLC5c Other EJL PJL and RCC modes for firmware update DIAG mode engine adjustment Auxiliary software Status sheet Toner check sheet EpsonNetConfig Web Hex dump Reserve job list PS3 status sheet Support mode Form overlay ...

Page 26: ...ACES AcuLaser C3800 C3800D only Figure 1 6 External Interfaces Standard USB 1 1 2 0FS 1 ch 2 0 HS 1 ch Ethernet 100BaseTX 10BaseT 1 ch Option Type B Level 3 compatible 1 slot Ethernet interface connector USB 2 0 HS interface connector Type B interface card slot cover USB Host interface connector 1 1 AcuLaser C3800 C3800D only ...

Page 27: ... Sample PCL Font Sample ESCP2 Font Sample FX Font Sample 1239X Font Sample PS3 Status Sheet PS3 Font List Engine Status Sheet ROM A Information ROM B Information Reserve Job List Form Overlay List Color Adjust Sheet Off Status Warming Up Off Calibrating Printer Off Cooling Down zz 2 min Off Offline Off Cancel Print Job by host Off Sleep Off Ready Off Printing Off Communication with inactive I F Jo...

Page 28: ...fff 4 All flashing synchronized with LED Service Req Eggg 4 All flashing synchronized with LED Optional RAM Error On Close Front Cover On Cassette 2 Error 001 On DM Error 002 On Check Transparency On Paper Jam w w w w w On Wrong Toner uuuu 3 On NonGenuineToner uuuu 3 Flashing 2 Toner Cart Error uuuu 3 On Install uuuu 3 TnrCart On Install Fuser On Install Transfer Unit On Replace Toner uuuu 3 On Re...

Page 29: ...ets 1250 sheets Paper Output sheets 250 Face Down Paper Size A4 A5 B5 LT GLT HLT Executive F4 LGL13 LGL14 From 90 x 139 7mm to 220 x 355 6mm Dimensions W x D x H 408 x 501 577 x 476 5 mm 420 x 501 577 x 508 mm Weight AcuLaser C2800 24 0 kg AcuLaser C2800D 25 1 kg AcuLaser C3800 25 8 kg AcuLaser C3800D 27 0 kg Power supply AC 120 V 10 50 or 60 Hz 3Hz AC 220 V 240 V 10 50 or 60 Hz 3Hz Power consumpt...

Page 30: ...Confidential C H A P T E R 2 OPERATINGPRINCIPLES ...

Page 31: ...olors on paper that is transferred on the transfer belt The major steps of the print process are described below 1 Charging Charges the drum surface 2 Exposure Exposes the image areas on the drum using a laser beam 3 Development Develops the image areas on the drum with toner 4 Transfer Transfers complete full color toner image on paper by laying images of four colors 5 Cleaning Cleans remaining t...

Page 32: ... C2800 C2800D C3800 C3800D Revision C OPERATING PRINCIPLES Print Process Diagram 32 Confidential 2 2 Print Process Diagram The diagram below illustrates the entire print process Figure 2 2 Print Process Diagram ...

Page 33: ...ach of the yellow magenta cyan and black colors BCR is a conductive roller and keeps contact with the drum to move together with it HVPS supplies discharge voltages to the BCR and then the BCR discharges negative DC voltage Drum surface is uniformly charged to a negative potential with DC bias voltage The Drum surface is made of conductive material coated with a photosensitive material that become...

Page 34: ...ed to the Scanner Assy in the ROS ASSY to scan across each drum surface from side to side Figure 2 4 Laser Beam Paths A laser beam is irradiated according to the print data image data sent from the printer controller The laser beam is output only when a pixel data minute dot composing the print data exists On parts to be developed by toner the laser diode turns on and on parts not to be developed ...

Page 35: ...ther As the carrier is a magnetic body it is attracted to the magnetized Magnet Roll and a uniform layer of carrier is formed on the Magnet Roll by passing through the Timmer Rod The surface of the Magnet Roll is covered with the conductive sleeve The DB Developing Bias is supplied to the conductive sleeve from the HVPS The DB voltage is a negative DC voltage that AC voltage is superimposed on it ...

Page 36: ...BTR contacts back side of the Transfer Belt and applies positive voltage to the belt Transfer Belt Transfer Belt is a conductive belt that is charged positively with the BTR Negatively charged toner image on the drum surface jumps to the positively charged Transfer Belt and the image is formed on the paper The Transfer Belt then carries the paper to the FUSER UNIT Roll ESA Electric Static Attachme...

Page 37: ...er The toner is collected into the collecting section for waste toner BCR cleaning Cleaning Roll which is made of sponge contacts the BCR surface and scrape off the remaining toner The toner is collected into the collecting section for waste toner Charge cleaning If electrical charge remains on the Drum the Drum surface cannot be charged uniformly in the charging process when the Drum is charged b...

Page 38: ...ved by the Detack Saw Detack Saw Detack Saw neutralizes removes electrical charge of the paper so that toner transferred on the paper will not scatter over the surrounding metal parts Detack Saw is a metal sheet that is kept at ground level and placed a few millimeter away from the back side of the Transfer Belt Detack Saw neutralizes the electrical charge through the Transfer Belt Figure 2 10 Dis...

Page 39: ...er only by the electrostatic force one light touch can remove the image easily To fix the image onto a paper firmly the paper is transferred to the FUSER UNIT The toner is melted by the Heat Roll heated by the Heater Lamp and then the toner is fixed on the paper by being pressed between the Heat Roll and the Belt Assy Figure 2 11 Fusing 2 3 8 Cleaning Transfer Belt In cleaning transfer belt proces...

Page 40: ...OLL REGI RUBBER ROLL REGI METAL ROLL ASSY FEED Nuger Roll ROLL ASSY FEED Feed Roll ROLL ASSY FEED Retard Roll ROLL ASSY FEED Nuger Roll ROLL ASSY FEED Feed Roll ROLL ASSY FEED Retard Roll FUSER ASSY Heat Roll FUSER ASSY Pressure Belt FUSER ASSY Exit Roll TRANSFER UNIT Transfer Belt ROLL ASSY DUP 1 Pinch Roll ROLL ASSY DUP 2 Pinch Roll Kmy06019EB 550 Paper Feeder 550 Paper Feeder Multi feed Prevent...

Page 41: ... of the paper feed direction and trues up the left and right edges of a paper GUIDE ASSY CST END The GUIDE ASSY CST END moves parallel to the paper feed direction and determines the paper size The SWITCH ASSY SIZE turns on off depending on the position of the GUIDE ASSY CST END 2 7 1 Paper Size Control p60 and detects the paper size ROLL ASSY FEED Retard Roll ROLL ASSY FEED Retard Roll and ROLL AS...

Page 42: ...rd Roll separates the lower paper by friction Retard Roll stops rotating and Feed Roll rotates to transfer the upper paper Retard Roll is pressed against Feed Roll by spring pressure and is controlled by the torque limiter CLUTCH FRICTION RET that is connected to the Retard Roll Figure 2 15 Multi Feed Prevention Paper Cassette 2 5 1 3 Bottom Plate Operation The lock of GEAR BTM LOCK ONEWAY is rele...

Page 43: ...O CST No Paper Sensor Detects presence of papers in the paper tray according to the change in position of the Actuator No Paper When there is no paper the sensor receives the light CLUTCH ASSY PH FEED Transmits the drive from DRIVE ASSY PH to ROLL ASSY FEED Refer to 2 8 3 DRIVE ASSY PH p70 ROLL ASSY FEED When CLUTCH ASSY PH FEED operates ROLL ASSY FEED Feed Roll and Nudger Roll starts to rotate an...

Page 44: ...h When paper is present the actuator turns on CLUTCH ASSY PH REGI CLUTCH ASSY PH REGI transmits the drive from DRIVE ASSY MAIN to ROLL REGI RUBBER and transfers papers from paper tray MSI and Duplex paper path toward the toner cartridges Refer to 2 8 3 DRIVE ASSY PH p70 The timing that Regi Assy transfers paper is adjusted based on the operation time of CLUTCH ASSY REGI so that toner image on the ...

Page 45: ...SI and these papers tend to cause multi feeding or paper jams When a sheet of paper is transferred ROLL ASSY FEED MSI and ROLL ASSY RETARD rotate to continue transferring papers If two or more papers are transferred ROLL ASSY RETARD separates the lower paper by friction ROLL ASSY RETARD stops rotating and ROLL ASSY FEED MSI rotates to transfer the upper paper ROLL ASSY RETARD is pressed against RO...

Page 46: ...nsferring the paper to the toner transfer section Paper fed from MSI or paper tray is pressed against ROLL REGI not rotating and leading edge of the paper is aligned Figure 2 21 Paper Edge Alignment 2 5 3 5 Regi Sensor Paper Detection As the paper path from MSI or Duplex to Regi Sensor and the one from paper tray to Regi Sensor are different Regi Sensor has both Actuator A and Actuator B Actuator ...

Page 47: ... when temperature of the Heat Roll exceeds predetermined level Temp Sensor NCS Non contact temp sensor STS Soft touch sensor NCS non contact Monitors surface temperature of Heat Roll and turns on off Heater Lamp STS contact Monitors surface temperature of Heat Roll and interrupts the power supply to Heater Lamp when the temperature rises too high TRANSFER UNIT The TRANSFER UNIT mainly consists of ...

Page 48: ...r patch on the Transfer Belt at the window position and converts the data to voltage value The voltage value is used to control toner density ADC Solenoid Turning on ADC Solenoid activates PAD ADC and wipe off dirt on ADC Sensor ADC Sensor turns on for a certain period of time and activates PAD ADC before reading toner patch Roll ESA Electric Static Attachment Roll ESA discharges positive voltage ...

Page 49: ...anner Motor that rotates at constant speed and a Polygon Mirror attached to the rotary shaft of the motor Laser beam emitted from LD irradiates the Polygon Mirror via a mirror Polygon Mirror has a six sided reflecting mirror and the Scanner Motor rotation changes an angle of reflection This allows the laser to scan across on the drum from side to side The laser can scan one horizontal line on the ...

Page 50: ...ts IMAGING CARTRIDGE presence DISPENSER ASSY Dispense Motor Y M C K Dispense motor provides drive force to Agitator and Auger in IMAGING CARTRIDGE and supplies toner to the development section inside IMAGING CARTRIDGE IMAGING CARTRIDGE Y IMAGING CARTRIDGE M IMAGING CARTRIDGE C IMAGING CARTRIDGE K IMAGING CARTRIDGE consists of toner cartridge development section and drum LED ASSY Erase Lamp LED Ass...

Page 51: ...n Structures and Functions 51 Confidential 2 5 6 2 IMAGING CARTRIDGE Detection Figure 2 28 IMAGING CARTRIDGE Detection Table 2 1 Toner Cartridge Sensor Conditions IMAGING CARTRIDGE not inserted IMAGING CARTRIDGE inserted Toner Cartridge Sensor Light blocked Light received ...

Page 52: ...forming duplex printing Exit Roll is driven by Duplex Motor Refer to 2 8 1 DRIVE ASSY MAIN p66 Refer to 2 8 4 MOTOR ASSY DUP p71 DRIVE ASSY PH Supplies the driving to the parts shown below and other parts Figure 2 29 Drive Drum K included in IMAGING CARTRIDGE K TRANSFER UNIT FUSER UNIT Drum Y included in IMAGING CARTRIDGE Y Drum M included in IMAGING CARTRIDGE M Drum C included in IMAGING CARTRIDG...

Page 53: ...ors and switches The main functions are as follows Communicates with the printer controller Receives information from the sensors and the switches Controls motors in DRIVE ASSY MAIN and DRIVE ASSY PH Allocates the low DC voltage output from the LVPS among each component Controls the ROS ASSY HVPS High Voltage Power Supply Supplies high voltage to TRANSFER UNIT and IMAGING CARTRIDGE so that the fol...

Page 54: ...r beam scans while turning on and off the beam in accordance with the electrical signal Video signal Expresses image data by ups and downs of voltage to form a line of dot image By repeating above mentioned scanning single colored image two dimensional dot image is created To obtain full color image two dimensional dot images for four colors are created Resolution is defined as follows Main scanni...

Page 55: ...e duplex section CLUTCH DUP Transmits drive force from MOTOR ASSY DUP to Exit Roll in FUSER UNIT Exit Roll counterrotates when the clutch is activated Refer to 2 8 4 MOTOR ASSY DUP p71 MOTOR ASSY DUP Supplies drive force to Lower Roll ROLL ASSY DUP2 Upper Roll ROLL ASSY DUP1 and Exit Roll in FUSER UNIT Refer to 2 8 4 MOTOR ASSY DUP p71 PWBA DUP Controls motor sensor and clutch FAN DUP Cools inside...

Page 56: ...r feed direction and determines the paper size The SWITCH ASSY SIZE turns on off depending on the position of the GUIDE ASSY CST END 2 7 1 Paper Size Control p60 and detects the paper size ROLL ASSY FEED Retard Roll ROLL ASSY FEED Retard Roll and ROLL ASSY FEED Feed Roll nip a paper to prevent multi feeding PLATE ASSY BTM Bottom Plate Bottom Plate is locked to the bottom of the main unit when the ...

Page 57: ...parates the lower paper by friction Retard Roll stops rotating and Feed Roll rotates to transfer the upper paper Retard Roll is pressed against Feed Roll by spring pressure and is controlled by the torque limiter CLUTCH FRICTION RET that is connected to the Retard Roll Figure 2 35 Multi Feed Prevention 550 Paper Feeder 2 5 10 3 Bottom Plate Operation The lock of GEAR BTM LOCK ONEWAY is released wh...

Page 58: ...the drive from DRIVE ASSY OPTION FEEDER to ROLL ASSY FEED PICK UP ASSY Refer to 2 8 5 DRIVE ASSY OPT FDR p72 ROLL ASSY FEED When CLUTCH ASSY PH FEED operates ROLL ASSY FEED Feed Roll and Nudger Roll starts to rotate and transfers papers Refer to 2 8 5 DRIVE ASSY OPT FDR p72 CLUTCH ASSY TURN OPT Transmits drive force from DRIVE ASSY OPT FDR to ROLL ASSY TURN ROLL ASSY TURN ROLL ASSY TURN is rotated...

Page 59: ...mage quality Ready Mode The printer is ready to print Printing Mode Printing is in progress Error Mode The printer detected an error Initializing Mode The printer detected that new part was installed at the moment e g Idling after new Deve Unit is installed Checking Unit Mode The printer is checking the consumable products Mode transition between each mode is shown below Figure 2 38 Mode Transitio...

Page 60: ...ontrol 2 7 1 Paper Size Control Paper size is defined by the position of GUIDE ASSY CST END Status of Paper Size Switch of SWITCH ASSY SIZE varies depending on the position of GUIDE ASSY CST END and paper size is determined by the combination of the Paper Size Switch Figure 2 39 Paper Size Control ...

Page 61: ...e laser diode monitors and controls the light intensity of the laser beam to create stable electrostatic latent image without being affected by the fluctuations of the laser beam intensity optical system such as lenses and drum sensitivity The ROS of this printer has laser diodes for each yellow magenta cyan and black and the light intensity for each color is automatically adjusted C H E C K P O I...

Page 62: ... Mode Admix Mode 2 7 3 1 Electric Potential Control To acquire stabilized print image density drum charging voltage developer DC charging voltage and ROS Light Intensity should be adjusted depending on the developing performance which can be changed by various factors The adjusted drum charging voltage the developer DC voltage and ROS Light Intensity are reflected in the print process control ever...

Page 63: ...is is calculated for each of the four colors 2 7 3 3 High Area Coverage Mode The Toner Dispense control cannot keep up with heavy consumption of toner such as printing pages with high print ratio continuously and leads to lower the toner density High Area Coverage Mode is provided to resolve the problem In this mode if the Dispense Count reaches to a certain level during performing continuous prin...

Page 64: ...uting the process control based on the change of temperature inside the printer and the number of printed pages Overview of the control is described below 1 Measures the output value of the ADC Sensor when it is detecting non toner area on the Transfer Belt and determines the threshold value 2 Creates color registration control patches on the Transfer Belt The patches consist of bold lines with a ...

Page 65: ... Lamp is automatically turned off if the temperature of the FUSER UNIT does not reach a predetermined level within specified period of time The target temperature varies depending on conditions such as during standby printing or executing process control The target temperature also changes according to the temperature detected by the SENSOR HUM TEMP temperature and humidity sensor temperature diff...

Page 66: ...of Main Motor Sub Motor and Deve Motor Refer to 2 5 7 Drive p52 The following section explains drive transmission from DRIVE ASSY MAIN to each unit by dividing the flow into two sections development transfer and fusing ejection DEVELOPMENT TRANSFER BLACK and WHITE MODE Figure 2 42 Drive Transmission Flow Development Transfer Figure 2 43 Drive Transmission Path Development Transfer ...

Page 67: ...800D C3800 C3800D Revision C OPERATING PRINCIPLES Drive Transmission Path 67 Confidential FULL COLOR MODE Figure 2 44 Drive Transmission Flow Development Transfer Figure 2 45 Drive Transmission Path Development Transfer ...

Page 68: ...USING EJECTION The following section explains drive transmission of paper transfer to Heat Roll and drive transmission during single sided printing and duplex printing Figure 2 46 Drive Transmission Flow Fusing Ejection Figure 2 47 Drive Transmission Flow Fusing Ejection Kmy06055EA DRIVE ASSY MAIN FUSER ASSY ...

Page 69: ...R DISPENSER Y M C K TONER DISPENSER drive force drives Agitator and Auger inside IMAGING CARTRIDGE There are four Dispenser Assys in total corresponding Y M C and K and they operate in the same way IMAGING CARTRIDGE Figure 2 48 Drive Transmission Flow TONER DISPENSER Figure 2 49 Drive Transmission Path TONER DISPENSER ...

Page 70: ...rive Transmission Path 70 Confidential 2 8 3 DRIVE ASSY PH Drive force of DRIVE ASSY PH is transmitted as shown in the flowchart below PAPER HANDLING Figure 2 50 Drive Transmission Flow DRIVE ASSY PH Figure 2 51 Drive Transmission Path DRIVE ASSY PH CLUTCH ASSY PH TURN ...

Page 71: ...S Drive Transmission Path 71 Confidential 2 8 4 MOTOR ASSY DUP The drive force of the MOTOR ASSY DUP is transmitted as shown in the flowchart below DUPLEX PRINT MODE Figure 2 52 Drive Transmission Flow MOTOR ASSY DUP Figure 2 53 Drive Transmission Path MOTOR ASSY DUP ...

Page 72: ...ransmission Path 72 Confidential 2 8 5 DRIVE ASSY OPT FDR The drive force of DRIVE ASSY OPT FDR is transmitted as shown in the flowchart below 550 PAPER FEEDER OPTION Figure 2 54 Drive Transmission Flow DRIVE ASSY OPT FDR Figure 2 55 Drive Transmission Path DRIVE ASSY OPT FDR ...

Page 73: ...ption Engine specifications A4 color tandem Print speed Color 20 ppm B W 25 ppm CPU AcuLaser C2800 C2800D PowerPC 750FL 400 AcuLaser C3800 C3800D PowerPC 750FL 600 ASIC Memory ASIC Video ASIC FMV PLD I O ASIC FAIO Panel PCC Clock Clock driver HD151TS311 Clock frequency 133 3 MHz Reset M51957BFP ROM Connector specification 90pin DIMM Device capacity C533PROG FLASH 16MB Extended ROM slot 1 slot Opti...

Page 74: ...signal control IC Controls frequency between FMV and engine I F EEPROM IC402 Stores printer setting information history and so on Capacity 256 Kbyte SSCG Spread Spectrum Clock Generator IC501 Clock generator Controls emission noise from devices by fluctuating frequency among them PCC IC400 Panel control IC RESET IC IC502 Resets the system by detecting power on power off and intermittent discontinu...

Page 75: ...AcuLaser C2800 C2800D C3800 C3800D Revision C OPERATING PRINCIPLES Features of the Controller 75 Confidential 2 9 1 Power Supply The power supply diagram is shown below Figure 2 57 Power Supply Diagram ...

Page 76: ...Confidential C H A P T E R 3 TROUBLESHOOTING ...

Page 77: ...ow temperature too high or low humidity or abrupt temperature change 5 The printer should not be located near waterworks humidifiers heaters or flames in a dusty atmosphere or in a place where the printer can be exposed to air blasts from an air conditioner 6 The printer should not be located in a place where volatile or inflammable gasses are produced 7 The printer should not be located in a plac...

Page 78: ... voltage from HVPS 4 When touching any hot surfaces take care not to burn yourself 5 Wear a wrist strap to discharge static electricity from your body Never touch any live parts unnecessarily when the power is on The power switch inlet part is alive even when the power switch is turned OFF Take care not to touch any live parts If you perform work with the power turned ON covers removed and the int...

Page 79: ...ample P J1 P J2 is indicated in FIP for the voltage check check for all the relating terminals between P J1 and P J2 with reference to Chapter 7 Connectors p 396 7 Taking P J1 2PIN P J3 4PIN as an example the minus side P J3 4PIN is AG Analog Ground SG Signal Ground or RTN Return Therefore it is possible to connect to another AG SG or RTN pin as the minus side instead of P J3 4PIN Before doing so ...

Page 80: ... with reference to FIP Is it a paper jam trouble Is an error message error code displayed on the printer panel Perform troubleshooting with reference to 7 1 Connectors p 396 Make up the trouble with reference to 3 5 Print Quality Trouble FIP p 135 Ask the operator how the jam occurred and execute printing in the same manner as s he did Does paper jam occur Recheck the trouble condition and execute...

Page 81: ...tray 2 FIP 1 3 p 89 Paper Jam A B The Exit Sensor FUSER UNIT could not detect paper within specified time after the REGI SENSOR has detected it FIP 1 5 p 91 The Exit Sensor FUSER UNIT kept detecting paper longer than the specified time Or the Exit Sensor FUSER UNIT detected paper while the printer is initializing FIP 1 7 p 93 Paper passed the Exit Sensor FUSER UNIT to soon after the sensor detecte...

Page 82: ...AcuLaser C2800 C2800D C3800 C3800D Revision C TROUBLESHOOTING FIP 82 Confidential Figure 3 3 Paper Feed Path Diagram ...

Page 83: ...AGING CARTRIDGE C is not installed or the one of another color is installed FIP 1 16 p 99 Toner could not be detected when a new IMAGING CARTRIDGE C is installed FIP 1 43 p 115 Install Black K TnrCart IMAGING CARTRIDGE K is not installed or the one of another color is installed FIP 1 17 p 100 Toner could not be detected when a new IMAGING CARTRIDGE K is installed FIP 1 44 p 116 Install Transfer Un...

Page 84: ...D flashes IMAGING CARTRIDGE C has reached the end of its service life Error LED lit FIP 1 37 p 112 Replace Toner Black K IMAGING CARTRIDGE K has reached near the end of its service life Warning IMAGING CARTRIDGE K has reached the end of its service life Error LED lit FIP 1 38 p 113 Replace Transfer Unit TRANSFER UNIT has reached the end of its service life FIP 1 39 p 113 Printer Open The front cov...

Page 85: ...TRANSFER UNIT is decreased FIP 1 28 p 107 610 High temperature low temperature or high humidity that goes out of bounds is detected FIP 1 29 p 108 900 NV RAM in the PWBA MCU error Communication error between the PWBA MCU and the PWBA EEPROM CRUM in the FUSER UNIT CRUM in the TRANSFER UNIT or the HVPS FIP 1 30 p 109 901 Firmware error FIP 1 31 p 109 998 Engine communication error FIP 1 32 p 110 Con...

Page 86: ... ROM module A checksum error 1181 Optional ROM module B checksum error 1182 Optional ROM module C checksum error 1185 ROM module unsupported 1200 EEPROM writing error 1210 EEPROM writing times limit 1300 RTC failure 1400 Engine initialization error 1500 CCNV hardware error 1550 Initialization hardware error for SRAM for compression 1600 Video series hardware error including PWMIC calibration error...

Page 87: ...SSY TURN installed correctly Go to Step 3 Reinstall the rollers correctly 3 Check the Paper Feed Rollers Are the Paper Feed Rollers ROLL ASSY FEED MSI ROLL ASSY RETARD ROLL ASSY TURN worn Replace the rollers Go to Step 4 4 Check the operation of the REGI SENSOR Check the REGI SENSOR with reference to FIP 2 1 p 121 Was the trouble fixed End of procedure Go to Step 5 5 Check the operation of the SOL...

Page 88: ...r Feed Rollers Are the Paper Feed Rollers Feed Roll Nudger Roll Retard Roll installed correctly Go to Step 3 Reinstall the rollers correctly 3 Check the Paper Feed Rollers Are the Paper Feed Rollers Feed Roll Nudger Roll Retard Roll worn Replace the rollers Go to Step 4 4 Check the operation of the REGI SENSOR Check the REGI SENSOR with reference to FIP 2 1 p 121 Was the trouble fixed End of proce...

Page 89: ... Go to Step 3 Reinstall the rollers correctly 3 Check the Paper Feed Rollers Are the paper feed rollers Feed Roll Nudger Roll Retard Roll worn Replace the rollers Go to Step 4 4 Check the operation of the REGI SENSOR Check the REGI SENSOR with reference to FIP 2 1 p 121 Was the trouble fixed End of procedure Go to Step 5 5 Check the operation of the CLUTCH ASSY FEED OPT 550 PAPER FEEDER Check the ...

Page 90: ...m C1 A Possible parts that caused the error Troubleshooting REGI SENSOR PWBA MCU Step Check Yes No 1 Check the paper feed path Is there any foreign material deformation or dirt on the path Clean or replace the part Go to Step 2 2 Check the operation of the REGI SENSOR Check the REGI SENSOR with reference to FIP 2 1 p 121 ...

Page 91: ...Go to Step 4 4 Check the installation of the TRANSFER UNIT Is the TRANSFER UNIT installed correctly Go to Step 5 Reinstall the TRANSFER UNIT correctly 5 Check the TRANSFER UNIT Is the TRANSFER UNIT deformed or damaged Replace the TRANSFER UNIT p 268 Go to Step 6 6 Check the operation of the CLUTCH ASSY PH REGI Check the CLUTCH ASSY PH REGI with reference to FIP 2 5 p 123 Was the trouble fixed End ...

Page 92: ...Replace the rollers Go to Step 4 4 Check the installation of the TRANSFER UNIT Is the TRANSFER UNIT installed correctly Go to Step 5 Reinstall the TRANSFER UNIT correctly 5 Check the TRANSFER UNIT Is the TRANSFER UNIT deformed or damaged Replace the TRANSFER UNIT p 268 Go to Step 6 6 Check the operation of the CLUTCH ASSY PH REGI Check the CLUTCH ASSY PH REGI with reference to FIP 2 5 p 123 Was th...

Page 93: ...he paper feed path Is there any foreign material deformation or dirt on the path Clean or replace the part Go to Step 2 2 Check the operation of the Exit Clutch in the DRIVE ASSY MAIN Check the Exit Clutch in the DRIVE ASSY MAIN with reference to FIP 2 10 p 125 Was the trouble fixed End of procedure Go to Step 3 3 Check the operation of the Exit Sensor in the FUSER UNIT Check the Exit Sensor in th...

Page 94: ...Feed Rollers Are the paper feed rollers ROLL REGI RUBBER ROLL REGI METAL worn Replace the rollers Go to Step 4 4 Check the operation of the CLUTCH DUP Check the CLUTCH DUP with reference to FIP 2 16 p 131 Was the trouble fixed End of procedure Go to Step 5 5 Check the operation of the MOTOR ASSY DUP Check the MOTOR ASSY DUP with reference to FIP 2 17 p 132 Was the trouble fixed End of procedure Go...

Page 95: ...eed Rollers ROLL ASSY DUP1 ROLL ASSY DUP2 ROLL ASSY TURN installed correctly Go to Step 3 Reinstall the rollers correctly 3 Check the Paper Feed Rollers Are the paper feed rollers ROLL ASSY DUP1 ROLL ASSY DUP2 ROLL ASSY TURN worn Replace the rollers Go to Step 4 4 Check the operation of the DUP JAM SENSOR Check the DUP JAM SENSOR with reference to FIP 2 15 p 130 Was the trouble fixed End of proced...

Page 96: ...uity between P J2412 P J241 normal Go to Step 3 Replace the HARNESS ASSY OHP SNR 3 Check the continuity of the HARNESS ASSY OHP Is the continuity between P J241 P J24 normal Go to Step 4 Replace the HARNESS ASSY OHP 4 Check the power voltage supply to PWBA OHP LED Measure the voltage between PWBA MCU ground P J24 1PIN Is the power voltage approx 3 3 V output Go to Step 5 Replace the PWBA MCU p 343...

Page 97: ...erial or paper dust on the REGI SENSOR Remove the foreign material or paper dust Go to Step 2 2 Check the operation of the REGI SENSOR Check the REGI SENSOR with reference to FIP 2 1 p 121 FUSER UNIT PWBA MCU Step Check Yes No 1 Check the Exit Sensor part in the FUSER UNIT Is there any foreign material or paper dust on the Exit Sensor part in the FUSER UNIT Remove the foreign material or paper dus...

Page 98: ... Yes No 1 Check the installation of the IMAGING CARTRIDGE Y Is the IMAGING CARTRIDGE Y installed correctly Go to Step 2 Reinstall the IMAGING CARTRIDGE Y correctly 2 Check the IMAGING CARTRIDGE Y Is there any damage to the IMAGING CARTRIDGE Y Replace the IMAGING CARTRIDGE Y p 271 Go to Step 3 3 Check the connection of the SENSOR ASSY CRU Y Check the connection state between SENSOR ASSY CRU Y and P...

Page 99: ...6 Check the operation of the SENSOR ASSY CRU M Measure the voltage between PWBA MCU ground P J19 3PIN Does the voltage change when the SENSOR ASSY CRU M is shielded from light Replace the PWBA MCU p 343 Replace the SENSOR ASSY CRU M p 271 IMAGING CARTRIDGE C SENSOR ASSY CRU C HARNESS ASSY TNR SNR PWBA MCU Step Check Yes No 1 Check the installation of the IMAGING CARTRIDGE C Is the IMAGING CARTRIDG...

Page 100: ...und P J19 7PIN Is the power voltage approx 3 3 V output Go to Step 6 Replace the PWBA MCU p 343 6 Check the operation of the SENSOR ASSY CRU K Measure the voltage between PWBA MCU ground P J19 9PIN Does the voltage change when the SENSOR ASSY CRU K is shielded from light Replace the PWBA MCU p 343 Replace the SENSOR ASSY CRU K p 288 TRANSFER UNIT PWBA MCUR HARNESS ASSY FRONT COVER HARNESS ASSY R S...

Page 101: ... J171 4PIN J171 6PIN J171 4PIN J171 5PIN Can the resistance value be measured Replace the PWBA MCU p 343 Replace the FUSER UNIT p 298 IMAGING CARTRIDGE Y CONNECTOR CRUM CRUM SENSOR Y HARNESS ASSY CRUM PWBA MCU Step Check Yes No 1 Check the installation of the IMAGING CARTRIDGE Y Is the IMAGING CARTRIDGE Y installed correctly Go to Step 2 Reinstall the IMAGING CARTRIDGE Y correctly 2 Check the inst...

Page 102: ...Replace the CONNECTOR CRUM CRUM SENSOR M p 280 6 Check after replacing the IMAGING CARTRIDGE M Replace the IMAGING CARTRIDGE M with a new one p 271 Does the error still occur after the replacement Replace the PWBA MCU p 343 End of procedure IMAGING CARTRIDGE C CONNECTOR CRUM CRUM SENSOR C HARNESS ASSY CRUM PWBA MCU Step Check Yes No 1 Check the installation of the IMAGING CARTRIDGE C Is the IMAGIN...

Page 103: ...tly Go to Step 4 Reconnect the P J314 and P J31 correctly 4 Check the continuity of the HARNESS ASSY CRUM Is the continuity between P J314 P J31 normal Go to Step 5 Replace the HARNESS ASSY CRUM 5 Check the CONNECTOR CRUM CRUM SENSOR K Is there any damage to the CONNECTOR CRUM CRUM SENSOR K Go to Step 6 Replace the CONNECTOR CRUM CRUM SENSOR K p 280 6 Check after replacing the IMAGING CARTRIDGE K ...

Page 104: ...SER UNIT PWBA MCU FUSER UNIT LVPS LVPS PWBA MCU Are P J171 P J17 P J47 P J14 and P J501 connected correctly Go to Step 4 Reconnect P J171 P J17 P J47 P J14 and P J501 correctly 4 Check the continuity of the HARNESS ASSY FUSER Is there normal continuity between the following connectors P J171 P J17 P J171 P J47 Go to Step 5 Replace the HARNESS ASSY FUSER 5 Check the continuity of the HARNESS ASSY L...

Page 105: ...f procedure 2 Check the operation of the Main Motor in the DRIVE ASSY MAIN Check the Main Motor with reference to FIP 2 7 p 124 Was the trouble fixed End of procedure Go to Step 3 3 Check the operation of the Sub Motor in the DRIVE ASSY MAIN Check the Sub Motor with reference to FIP 2 8 p 124 Was the trouble fixed End of procedure Go to Step 4 4 Check the operation of the Deve Motor in the DRIVE A...

Page 106: ...P J428 and P J2720 Go to Step 6 Replace the HARNESS ASSY DUP UNIT 6 Check the continuity of the HARNESS ASSY FRONT COVER Is there normal continuity between P J2720 and P J272 Go to Step 7 Replace the HARNESS ASSY FRONT COVER Step Check Yes No 7 Check the continuity of the HARNESS ASSY R SIDE Is the continuity between P J27 P J2720 normal Go to Step 6 Replace the HARNESS ASSY R SIDE 8 Check the pow...

Page 107: ...FER UNIT correctly 3 Check the connection of the TRANSFER UNIT Check the connection state between TRANSFER UNIT and PWBA MCU Are P J2721 P J272 and P J27 connected correctly Go to Step 4 Reconnect the P J2721 P J272 and P J27 correctly 4 Check the continuity of the HARNESS ASSY FRONT COVER Is the continuity between P J2721 P J272 normal Go to Step 5 Replace the HARNESS ASSY FRONT COVER 5 Check the...

Page 108: ...n P J2411 P J241 normal Go to Step 4 Replace the HARNESS ASSY OHP SNR 4 Check the continuity of the HARNESS ASSY OHP Is the continuity between P J241 P J24 Go to Step 5 Replace the HARNESS ASSY OHP 5 Replace of the PWBA OHP SNR Replace the PWBA OHP SNR Was the trouble fixed End of procedure Go to Step 6 6 Replace of the PWBA MCU Replace the PWBA MCU p 343 Was the trouble fixed End of procedure Go ...

Page 109: ...ack on again Go to Step 2 End of procedure 2 Check after reinstalling the PWBA MCU Remove the PWBA MCU and reinstall it properly Does the error still occur after the replacement Replace the PWBA MCU p 343 End of procedure PWBA MCU Step Check Yes No 1 Check after turning the power OFF and ON Does the error recur even when the power is turned off and back on again Go to Step 2 End of procedure 2 Che...

Page 110: ...SS ASSY ESS 4 Replace the BOARD ASSY MAIN Replace the BOARD ASSY MAIN Does the error still occur after the replacement Replace the PWBA MCU p 343 End of procedure HARNESS ASSY DUP UNIT HARNESS ASSY FRONT COVER HARNESS ASSY R SIDE PWBA DUP PWBA MCU Step Check Yes No 1 Check the connection of the PWBA DUP Check the connection state between PWBA DUP and PWBA MCU Are P J127 P J272 P J2720 and P J428 c...

Page 111: ... replacing the PWBA FEED H Replace the PWBA FEED H with a new one p 370 Does the error still occur after the replacement Replace the PWBA MCU p 343 End of procedure IMAGING CARTRIDGE Y DISPENSER ASSY Y HARNESS ASSY LV TOP PWBA MCU Step Check Yes No 1 Check after replacing the IMAGING CARTRIDGE Y Replace the IMAGING CARTRIDGE Y with a new one p 271 Does the error still occur after the replacement G...

Page 112: ...rlock switch HARNESS ASSY INTERLOCK before performing the following work 2 Measure the voltage between PWBA MCU ground P J18 A7PIN A8PIN Is the power voltage approx 24 V output Replace the DISPENSER ASSY M p 271 Replace the PWBA MCU p 343 IMAGING CARTRIDGE C DISPENSER ASSY C HARNESS ASSY LV TOP PWBA MCU Step Check Yes No 1 Check after replacing the IMAGING CARTRIDGE C Replace the IMAGING CARTRIDGE...

Page 113: ... state between DISPENSER ASSY K and PWBA MCU Are P J183 and P J18 connected correctly Go to Step 3 Reconnect P J183 and P J18 correctly 3 Check the continuity of the HARNESS ASSY LV TOP Is the continuity between P J18 P J183 normal Go to Step 4 Replace the HARNESS ASSY LV TOP 4 Check the power voltage supply to DISPENSER ASSY K 1 Close the interlock switch HARNESS ASSY INTERLOCK before performing ...

Page 114: ... the error recur even when the power is turned off and back on again Go to Step 3 End of procedure 3 Check after replacing the IMAGING CARTRIDGE Y Replace the IMAGING CARTRIDGE Y with a new one p 271 Does the error still occur after the replacement Go to Step 4 End of procedure 4 Check the connection of the DISPENSER ASSY Y Check the connection state between DISPENSER ASSY Y and PWBA MCU Are P J18...

Page 115: ...terlock switch HARNESS ASSY INTERLOCK before performing the following work 2 Measure the voltage between PWBA MCU ground P J18 A7PIN A8PIN Is the power voltage approx 24 V output Replace the DISPENSER ASSY M p 271 Replace the PWBA MCU p 343 IMAGING CARTRIDGE C DISPENSER ASSY C HARNESS ASSY LV TOP PWBA MCU Step Check Yes No 1 Check the toner tape Is the toner tape pulled out of the IMAGING CARTRIDG...

Page 116: ...K Replace the IMAGING CARTRIDGE K with a new one p 271 Does the error still occur after the replacement Go to Step 4 End of procedure 4 Check the connection of the DISPENSER ASSY K Check the connection state between DISPENSER ASSY K and PWBA MCU Are P J183 and P J18 connected correctly Go to Step 5 Reconnect P J183 and P J18 correctly 5 Check the continuity of the HARNESS ASSY LV TOP Is the contin...

Page 117: ...he HARNESS ASSY INTERLOCK Check the connection state between HARNESS ASSY INTERLOCK and LVPS Is P J44 connected correctly Go to Step 4 Reconnect P J44 correctly 4 Check after replacing the HARNESS ASSY INTERLOCK Replace the HARNESS ASSY INTERLOCK with a new one p 327 Does the error still occur after the replacement Go to Step 5 End of procedure 5 Check the connection of the HARNESS ASSY LV TOP Che...

Page 118: ...IMAGING CARTRIDGE Y in the correct position 2 Check after replacing the IMAGING CARTRIDGE Y Replace the IMAGING CARTRIDGE Y with a new one p 271 Does the error still occur after the replacement Replace the PWBA MCU p 343 End of procedure IMAGING CARTRIDGE M PWBA MCU Step Check Yes No 1 Check the installation position Is the IMAGING CARTRIDGE M installed in the correct position Go to Step 2 Install...

Page 119: ...AGING CARTRIDGE C in the correct position 2 Check after replacing the IMAGING CARTRIDGE C Replace the IMAGING CARTRIDGE C with a new one p 271 Does the error still occur after the replacement Replace the PWBA MCU p 343 End of procedure IMAGING CARTRIDGE K PWBA MCU Step Check Yes No 1 Check the installation position Is the IMAGING CARTRIDGE K installed in the correct position Go to Step 2 Install t...

Page 120: ...Troubleshooting TRANSFER UNIT PWBA MCU Step Check Yes No 1 Check after replacing the TRANSFER UNIT Replace the TRANSFER UNIT with a new one p 268 Does the error still occur after the replacement Replace the PWBA MCU p 343 End of procedure FUSER UNIT PWBA MCU Step Check Yes No 1 Check after replacing the FUSER UNIT Replace the FUSER UNIT with a new one p 298 Does the error still occur after the rep...

Page 121: ...o the REGI SENSOR Measure the voltage between PWBA MCU ground P J23 8PIN Is the power voltage approx 3 3 V output Go to Step 5 Replace the PWBA MCU p 343 5 Check the operation of the REGI SENSOR Measure the voltage between PWBA MCU ground P J23 10PIN Does the voltage change when the REGI SENSOR is shielded from light Replace the PWBA MCU p 343 Replace the REGI SENSOR p 253 SOLENOID FEED MSI HARNES...

Page 122: ...lock switch HARNESS ASSY INTERLOCK before performing the following work 2 Measure the voltage between PWBA MCU ground P J23 13PIN Is the power voltage approx 24 V output Replace the CLUTCH ASSY PH TURN p 253 Replace the PWBA MCU p 343 CLUTCH ASSY PH FEED HARNESS ASSY R SIDE PWBA MCU Step Check Yes No 1 Check the connection of the CLUTCH ASSY PH FEED Check the connection state between CLUTCH ASSY P...

Page 123: ...e interlock switch HARNESS ASSY INTERLOCK before performing the following work 2 Measure the voltage between PWBA MCU ground P J23 11PIN Is the power voltage approx 24 V output Replace the CLUTCH ASSY PH REGI p 226 Replace the PWBA MCU p 343 DRIVE ASSY PH HARNESS ASSY R SIDE PWBA MCU Step Check Yes No 1 Check the connection of the DRIVE ASSY PH Check the connection state between DRIVE ASSY PH and ...

Page 124: ...lock switch HARNESS ASSY INTERLOCK before performing the following work 2 Measure the voltage between PWBA MCU ground P J21 2PIN P J21 4PIN Is the power voltage approx 24 V output Replace the DRIVE ASSY MAIN p 317 Replace the PWBA MCU p 343 DRIVE ASSY MAIN HARNESS ASSY R SIDE PWBA MCU Step Check Yes No 1 Check the connection of the Sub Motor in the DRIVE ASSY MAIN Check the connection state betwee...

Page 125: ... voltage between PWBA MCU ground P J21 B2PIN P J21 B4PIN Is the power voltage approx 24 V output Replace the DRIVE ASSY MAIN p 317 Replace the PWBA MCU p 343 DRIVE ASSY MAIN HARNESS ASSY EXIT CLT HARNESS ASSY R SIDE PWBA MCU Step Check Yes No 1 Check the connection of the Exit Clutch in the DRIVE ASSY MAIN Check the connection state between Exit Clutch and PWBA MCU Are P J27 P J276 and P J2761 con...

Page 126: ...2 Reconnect P J17 and P J171 correctly 2 Check the continuity of the HARNESS ASSY FUSER Is the continuity between P J23 P J232 normal Go to Step 3 Replace the HARNESS ASSY FUSER 3 Check the power voltage supply to the Exit Sensor in the FUSER UNIT Measure the voltage between PWBA MCU ground P J17 1PIN Is the power voltage approx 3 3 V output Go to Step 4 Replace the PWBA MCU p 343 4 Check the oper...

Page 127: ...re performing the following work 2 Measure the voltage between PWBA FEED H ground P J420 1PIN Is the power voltage approx 24 V output Replace the CLUTCH ASSY TURN OPT p 370 Go to Step 4 4 Check the connection between PWBA FEED H and PWBA MCU Check the connection state between PWBA FEED H and PWBA MCU Are P J419 P J273 and P J27 connected correctly Go to Step 5 Reconnect P J419 P J273 and P J27 cor...

Page 128: ...fore performing the following work 2 Measure the voltage between PWBA FEED H ground P J421 1PIN Is the power voltage approx 24 V output Replace the CLUTCH ASSY FEED OPT p 370 Go to Step 4 4 Check the connection between PWBA FEED H and PWBA MCU Check the connection state between PWBA FEED H and PWBA MCU Are P J419 P J273 and P J27 connected correctly Go to Step 5 Reconnect P J419 P J273 and P J27 c...

Page 129: ... the following work 2 Measure the voltage between PWBA FEED H ground P J422 6PIN Is the power voltage approx 24 V output Replace the DRIVE ASSY OPT FDR p 370 Go to Step 4 4 Check the connection between PWBA FEED H and PWBA MCU Check the connection state between PWBA FEED H and PWBA MCU Are P J419 P J273 and P J27 connected correctly Go to Step 5 Reconnect P J419 P J273 and P J27 correctly 5 Check ...

Page 130: ... DUP ground P J430 3PIN Does the voltage change when the DUP JAM SENSOR is shielded from light Go to Step 5 Replace the DUP JAM SENSOR p 349 5 Check the connection between PWBA DUP and PWBA MCU Check the connection state between PWBA DUP and PWBA MCU Are P J428 P J2720 P J272 and P J27 connected correctly Go to Step 6 Reconnect P J428 P J2720 P J272 and P J27 correctly Step Check Yes No 6 Check th...

Page 131: ...on between PWBA DUP and PWBA MCU Check the connection state between PWBA DUP and PWBA MCU Are P J428 P J2720 P J272 and P J27 connected correctly Go to Step 4 Reconnect P J428 P J2720 P J272 and P J27 correctly 4 Check the continuity of the HARNESS ASSY DUP UNIT Is the continuity between P J428 P J2720 normal Go to Step 5 Replace the HARNESS ASSY DUP UNIT 5 Check the continuity of the HARNESS ASSY...

Page 132: ...the connection between PWBA DUP and PWBA MCU Check the connection state between PWBA DUP and PWBA MCU Are P J428 P J2720 P J272 and P J27 connected correctly Go to Step 4 Reconnect P J428 P J2720 P J272 and P J27 correctly 4 Check the continuity of the HARNESS ASSY DUP UNIT Is the continuity between P J428 P J2720 normal Go to Step 5 Replace the HARNESS ASSY DUP UNIT 5 Check the continuity of the ...

Page 133: ...ts List on the next page to perform troubleshooting Initial Check Check that the printer is grounded properly Check that the connectors are connected to the controller board securely and correctly Check that the DIMM is connected to the controller board securely and correctly Power the printer off and on several times Check that the printer is not in electrically noisy environments When powering t...

Page 134: ...er half 1111 ROM checksum error bit 16 to 31 font latter half 1120 ROM checksum error bit 0 to 7 program 1121 ROM checksum error bit 8 to 15 program 1122 ROM checksum error bit 16 to 23 program 1123 ROM checksum error bit 24 to 31 program 1170 Optional FONT ROM checksum error 1180 Optional ROM module A checksum error 1181 Optional ROM module B checksum error 1182 Optional ROM module C checksum err...

Page 135: ...nes appear on printed pages FIP P8 Irregular areas of missing image appear on the printed page FIP P9 Toner smudges across the printed pages FIP P10 Ghost images appear on the printed page FIP P11 Printed pages have a dark or dirty background FIP P12 The printed image is skewed FIP P13 Printed page is wrinkled folded or torn FIP P14 Toner is not fused to the print media FIP P15 Colors are displace...

Page 136: ...suring the interval between the stripes or spots on a test print and checking the relationship between the pitches shown in the table below note that the pitch does not necessarily match the length of the roll periphery Roll Part Name Roll Diameter mm Interval of Traces mm Drum IMAGINGCARTRIDGE K C M Y 24 75 4 BCR IMAGINGCARTRIDGE K C M Y 9 28 8 BCR Cleaner Roll IMAGINGCARTRIDGE K C M Y 8 25 9 Mag...

Page 137: ...e the specified IMAGING CARTRIDGE Y M C K p 271 2 Check the paper Is it a new standard paper free from moisture Go to Step 3 Replace it with a new standard paper free from moisture 3 Check the installation of the TRANSFER UNIT Reinstall the TRANSFER UNIT and make a test print Does the printing density get back to normal End of procedure Go to Step 4 ABCDEabcde12345 4 Check the laser beam path Is t...

Page 138: ...h a new standard paper free from moisture 3 Check the installation of the TRANSFER UNIT Reinstall the TRANSFER UNIT and make a test print Are images printed normally End of procedure Go to Step 4 4 Check the laser beam path Is there any foreign material between the ROS ASSY and the IMAGING CARTRIDGE Remove the foreign material Go to Step 5 5 Check the connection of the ROS ASSY Is the harness of t...

Page 139: ...specified IMAGING CARTRIDGE Y M C K p 271 2 Check the paper Is it a new standard paper free from moisture Go to Step 3 Replace it with a new standard paper free from moisture 3 Check the installation of the TRANSFER UNIT Reinstall the TRANSFER UNIT and make a test print Are images printed normally End of procedure Go to Step 4 4 Check the connection of the ROS ASSY Is the harness of the ROS ASSY s...

Page 140: ... Replace the specified IMAGING CARTRIDGE Y M C K p 271 2 Check the belt surface of the TRANSFER UNIT Is the belt surface damaged Replace the TRANSFER UNIT p 268 Go to Step 3 3 Check the installation of the TRANSFER UNIT Reinstall the TRANSFER UNIT and make a test print Does the printing quality get back to normal End of procedure Go to Step 4 4 Check the connection of the ROS ASSY Is the harness o...

Page 141: ...lled correctly Go to Step 2 Replace the specified IMAGING CARTRIDGE Y M C K p 271 2 Check the bands Do they appear at regular intervals Refer to the table in 3 5 2 Cycle of the Rollers p136 Replace the possible parts one by one Go to Step 3 3 Check the belt surface of the TRANSFER UNIT Is the belt surface recessed or deformed Replace the TRANSFER UNIT p 268 Go to Step 4 4 Check the laser beam path...

Page 142: ...als Refer to the table in 3 5 2 Cycle of the Rollers p136 Replace the possible parts one by one Go to Step 3 3 Check the belt surface of the TRANSFER UNIT Is the belt surface recessed or deformed Replace the TRANSFER UNIT p 268 Go to Step 4 4 Check the installation of the TRANSFER UNIT Reinstall the TRANSFER UNIT and make a test print Does the printing quality get back to normal End of procedure G...

Page 143: ... C K installed correctly Go to Step 2 Replace the specified IMAGING CARTRIDGE Y M C K p 271 2 Check the lines Do they appear at regular intervals Refer to the table in 3 5 2 Cycle of the Rollers p136 Replace the possible parts one by one Go to Step 3 3 Check the belt surface of the TRANSFER UNIT Is the belt surface recessed or deformed Replace the TRANSFER UNIT p 268 Go to Step 4 4 Check the paper...

Page 144: ... 2 Check the paper Is it a new standard paper free from moisture Go to Step 3 Replace it with a new standard paper free from moisture 3 Check the belt surface of the TRANSFER UNIT Is the belt surface recessed or deformed Replace the TRANSFER UNIT p 268 Go to Step 4 4 Check the installation of the TRANSFER UNIT Reinstall the TRANSFER UNIT and make a test print Does the printing quality get back to ...

Page 145: ... installed correctly Go to Step 2 Replace the specified IMAGING CARTRIDGE Y M C K p 271 2 Check the toner smudges Do they appear at regular intervals Refer to the table in 3 5 2 Cycle of the Rollers p136 Replace the possible parts one by one Go to Step 3 3 Check the belt surface of the TRANSFER UNIT Is the belt surface recessed or deformed Replace the TRANSFER UNIT p 268 Go to Step 4 4 Check the p...

Page 146: ...mage in large quantities Go to Step 2 Go to Step 3 2 Check the residual image Print out 10 pages of various images Did any residual images appear Go to Step 3 End of procedure Advise the customer not to print same image in large quantities at a time 3 Check the belt surface of the TRANSFER UNIT Is the belt surface damaged Replace the TRANSFER UNIT p 268 Go to Step 4 4 Check the cycle of the roller...

Page 147: ...D ASSY MAIN HVPS Step Check Yes No 1 Check the IMAGING CARTRIDGE Y M C K Is the specified IMAGING CARTRIDGE Y M C K installed correctly Go to Step 2 Replace the specified IMAGING CARTRIDGE Y M C K p 271 2 Check the belt surface of the TRANSFER UNIT Is the belt surface recessed or deformed Replace the TRANSFER UNIT p 268 Go to Step 3 3 Check the paper feed path Is there any dirt on the path Clean t...

Page 148: ...T Retard Roll ROLL REGI METAL ROLL REGI RUBBER ROLL ASSY DUP 1 ROLL ASSY DUP 2 Step Check Yes No 1 Check the paper Is it a new standard paper free from moisture Go to Step 2 Replace it with a new standard paper free from moisture 2 Installation state of the paper cassette and papers Reload the papers against the paper guide and run test print Are images printed normally End of procedure Go to Step...

Page 149: ...sture 2 Installation state of the paper cassette and papers Reload the papers against the paper guide and run test print Are images printed normally End of procedure Go to Step 3 3 Check the paper feed path Is there any dirt or foreign material on the path Clean the paper feed path or remove the foreign material Go to Step 4 4 Check the Paper Feed Rollers 1 Are the rollers on the paper feed path n...

Page 150: ...GING CARTRIDGE Y M C K Is the specified IMAGING CARTRIDGE Y M C K installed correctly Go to Step 2 Replace the specified IMAGING CARTRIDGE Y M C K p 271 2 Check the paper Is it a new standard paper free from moisture Go to Step 3 Replace it with a new standard paper free from moisture 3 Check the installation of the FUSER UNIT Reinstall the FUSER UNIT and make a test print Are images printed norma...

Page 151: ...inting and check for foreign material and damage Refer to FIP N3 p153 Check the operation table in the Standby mode and check for foreign material and damage Refer to FIP N2 p152 Check the operation table at power on and check for foreign material or damage Refer to FIP N1 p152 Y N Y Y N Do you hear abnormal noise in Standby mode Do you hear abnormal noise during printing Do you hear abnormal nois...

Page 152: ... the trouble still occurs replace the FUSER UNIT p 298 Go to Step 3 3 Is abnormal noise being generated by the IMAGING CARTRIDGE Y M C K Reinstall the IMAGING CARTRIDGE Y M C K When the trouble still occurs replace the IMAGING CARTRIDGE Y M C K p 271 Go to Step 4 Step Check Yes No 4 Is abnormal noise being generated by the TRANSFER UNIT Reinstall the TRANSFER UNIT When the trouble still occurs rep...

Page 153: ...al noise being generated by the IMAGING CARTRIDGE Y M C K Reinstall the IMAGING CARTRIDGE Y M C K When the trouble still occurs replace the IMAGING CARTRIDGE Y M C K p 271 Go to Step 4 4 Is abnormal noise being generated by the TRANSFER UNIT Reinstall the TRANSFER UNIT When the trouble still occurs replace the TRANSFER UNIT p 268 Go to Step 5 5 Is abnormal noise being generated by the DRIVE ASSY P...

Page 154: ...the COVER OPTION See Figure 3 6 p 154 2 Load papers in the standard lower paper cassette or in the MP tray and turn the power on Cleaning cycle process control will start 3 Confirm that Ready appears on the LCD panel after the cleaning cycle is completed short the unmounted circuit pattern R686 just below CN601 on the BOARD ASSY MAIN with a blade of a flatblade mini screwdriver See Figure 3 7 p 15...

Page 155: ...the circuit pattern shorted for a while 6 Secure the COVER OPTION with the two screw knurlings See Figure 3 6 p 154 Figure 3 8 PWBA MCU Short Circuit Location Figure 3 9 Test Pattern C H E C K P O I N T Test print can also be performed by removing the BOARD ASSY MAIN and shorting out the unmounted circuit pattern TPRINT lower left of P10 on the PWBA MCU See Figure 3 8 p 155 Test print will not be ...

Page 156: ... after turning the power on however nothing appears on the LCD panel CN411 USB Host 1 1 I F Printer does not detect a USB device connected via USB Host interface The LCD panel shows Ready CN501 LVPS The engine starts to operate after turning the power on however nothing appears on the LCD CN601 PWBA MCU Service Req C0998 occurs after turning the power on CN602 PWBA MCU The printer starts up when t...

Page 157: ... and lower in accordance with the print volume P19 SENSOR ASSY C M Y K Install CMYK TnrCart occurs after turning the power on though the imaging cartridges are installed properly P21 MAIN MOTOR Service Req E500 occurs after turning the power on P22 SUB MOTOR DEVE MOTOR Service Req E500 occurs after turning the power on P23 SWICTH ASSY SIZE CLUTCH ASSY PH FEED CLUTCH ASSY PH TURN CLUTCH ASSY PH REG...

Page 158: ...N ACCURACY SKEW Note Measurement reference length A4 single sided printing duplex printing Main scanning direction 180 mm Sub scanning direction 140 mm CURL AMOUNT ON OUTPUT PAPER Jam Rate Multi feed Rate Single sided Printing Duplex Printing Standard paper MP tray 1 3000 1 1800 1 1500 Standard lower paper cassette 1 5000 1 3000 1 2500 Plain paper MP tray 1 2000 1 1200 1 1000 Standard lower paper ...

Page 159: ...Confidential C H A P T E R 4 DISASSEMBLY REASSEMBLY ...

Page 160: ... observed it causes failure or malfunction of the printer Consumable products Periodic replacement parts ASP Do not disassemble consumable products periodic replacement parts or units provided as single service parts should not be disassembled e g FUSER UNIT TRANSFER UNIT ROS ASSY Disassembly not explained in this manual Do not perform any disassembly not explained in this manual Especially the sc...

Page 161: ...s below show the location of the major parts and units of AcuLaser C3800 C3800D Disassembly procedures of these parts and units are explained in the pages that follow COVER SIDE R p 182 COVER ASSY MSI p 187 COVER EXTENSION 1 p 179 COVER REAR p 179 COVER CST 550 p 187 SWITCH POWER p 337 COVER TOP p 182 COVER ASSY FRONT p 192 CONTROL PANEL p 192 ...

Page 162: ...C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Major Reassembly Unit 162 Confidential FEEDER ASSY DUP p 349 CHUTE DUP GATE p 298 FUSER UNIT p 298 IMAGING CARTRIDGE K C M Y p 271 TRANSFER UNIT p 268 ...

Page 163: ...e COVER ASSY FRONT p 183 COVER REAR p 184 COVER SIDE L p 184 COVER SIDE I F p 185 COVER SIDE R p 185 FUSER UNIT p 186 COVER TOP p 186 COVER SIDE R p 185 COVER SIDE I F p 185 CONTROL PANEL p 196 CHUTE ASSY EXIT OUT p 195 TRANSFER UNIT p 194 COVER REAR p 180 Remove the CASSETTE ASSY 550 IOT p 188 COVER CST 550 p 189 FEEDER ASSY DUP p 196 PLATE LATCH SPRING LATCH LATCH FRONT p 197 KIT TRAY ASSY MSI S...

Page 164: ...OVER ASSY FRONT p 200 HARNESS ASSY FRONT COVER p 203 PLATE LATCH SPRING LATCH LATCH FRONT p 206 HARNESS ASSY CON F p 204 IMAGING CARTRIDGE C M Y K p 198 COVER REAR p 198 COVER SIDE I F p 199 COVER SIDE R p 199 CONTROL PANEL p 206 HARNESS ASSY CON F p 207 HARNESS ASSY FRONT COVER p 209 PLATE LATCH SPRING LATCH LATCH FRONT p 208 PLATE LATCH SPRING LATCH LATCH FRONT p 202 ...

Page 165: ...T Remove the CASSETTE ASSY 550 IOT p 212 GUIDE ASSY SIDE R 550 A4 GUIDE ASSY SIDE L 550 A4 p 213 PLATE ASSY BTM A4 p 214 HANDLE CST p 219 COVER FRONT MSI p 220 HOLDER ASSY RETARD MSI p 215 ROLL ASSY RETARD p 216 PLATE ASSY BOTTOM p 216 ACTUATOR NO PAPER MSI p 218 KIT ROLL ASSY FEED SEC RETARD p 219 GUIDE ASSY CST END 550 p 215 ...

Page 166: ...pen the COVER ASSY FRONT p 222 ROLL ASSY FEED MSI p 224 KIT ROLL ASSY FEED SEC FEED NUDGER p 225 TRANSFER UNIT p 223 IMAGING CARTRIDGE C M Y K p 229 COVER REAR p 229 SENSOR PHOTO MSI NO PAPER p 224 COVER SIDE I F p 230 COVER SIDE R p 230 DRIVE ASSY PH p 231 SOLENOID FEED MSI p 239 TRANSFER UNIT p 234 CLUTCH ASSY PH REGI p 233 CLUTCH ASSY PH FEED p 236 ROLL ASSY MSI p 235 ...

Page 167: ...2 B TRANSFER UNIT p 234 ROLL ASSY MSI p 235 CLUTCH ASSY PH FEED p 236 FEEDER ASSY p 236 CLUTCH ASSY PH TURN p 264 ROLL ASSY TURN p 264 ACTUATOR A ACTUATOR B p 265 SENSOR PHOTO REGI p 266 PWBA OHP LED p 267 ROLL REGI METAL ROLL REGI RUBBER p 238 SENSOR PHOTO CST NO PAPER p 251 ACTUATOR NO PAPER A4 p 251 PWBA OHP SNR p 252 ...

Page 168: ...AcuLaser C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Flowchart 168 Confidential TRANSFER START Open the COVER ASSY FRONT p 269 TRANSFER UNIT p 269 ...

Page 169: ...SY INTERLOCK p 286 DRIVE ASSY MAIN p 287 SENSOR ASSY CRU K p 288 SENSOR ASSY CRU C M Y p 289 CONNECTOR CRUM p 289 FAN MAIN p 290 SHIELD ASSY ESS p 290 LVPS p 292 ROS ASSY p 293 SENSOR PHOTO TONER CARTRIDGE p 297 HOUSING ASSY B p 296 LED ASSY p 295 HVPS p 294 DISPENSER ASSY Y M C K p 275 LED ASSY p 279 COVER SIDE L p 274 COVER REAR p 274 IMAGING CARTRIDGE Y M C K p 273 COVER SIDE I F p 277 COVER SI...

Page 170: ...C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Flowchart 170 Confidential FUSER EXIT START CHUTE ASSY EXIT OUT p 299 Open the COVER ASSY FRONT p 299 FUSER UNIT p 300 CHUTE DUP GATE p 300 ...

Page 171: ...Y SIZE p 306 GUIDE TRAY R 550 p 306 COVER SIDE L p 307 GUIDE ASSY L 550 p 308 SWITCH ASSY SIZE p 306 COVER SIDE R p 305 COVER SIDE I F p 305 COVER REAR p 304 Open the COVER ASSY FRONT p 303 Open the COVER ASSY FRONT p 310 IMAGING CARTRIDGE C M Y K p 304 FUSER UNIT p 311 HOLDER ASSY WHEEL STAR p 311 COVER REAR p 312 COVER SIDE L p 313 LINK L KIT HOLDER ASSY DAMPER L LEVER RELEASE p 313 COVER SIDE I...

Page 172: ...CARTRIDGE C M Y K p 319 COVER REAR p 320 COVER SIDE L p 320 COVER SIDE I F p 321 COVER SIDE R p 321 COVER TOP p 324 HARNESS ASSY INTERLOCK p 325 DRIVE ASSY MAIN p 325 DRIVE ASSY PH KIT MOT ASSY PH KIT GEAR ASSY PH p 322 COVER SIDE R p 321 COVER SIDE I F p 321 COVER REAR p 320 IMAGING CARTRIDGE C M Y K p 319 Open the COVER ASSY FRONT p 318 Remove the CASSETTE ASSY 550 IOT p 318 ...

Page 173: ... REAR p 330 COVER SIDE L p 330 COVER SIDE I F p 331 COVER SIDE R p 331 COVER TOP p 332 FAN MAIN p 333 LVPS p 334 HARNESS ASSY INTERLOCK p 332 SENSOR HUM p 348 PWBA MCU p 348 SHIELD ASSY ESS p 347 PWBA EEPROM XPRO XPRO p 340 COVER SIDE R p 340 COVER SIDE I F p 339 COVER REAR p 339 COVER SIDE L p 330 PWBA USB p 341 SWITCH POWER p 341 BOARD ASSY MAIN p 342 IMAGING CARTRIDGE C M Y K p 338 HARNESS ASSY...

Page 174: ...nfidential DUPLEX START Open the COVER ASSY FRONT p 351 TRANSFER UNIT p 351 FEEDER ASSY DUP p 352 COVER PWBA DUP p 353 FAN DUP p 356 MOTOR ASSY DUP p 357 ROLL ASSY DUP 2 p 357 SENSOR PHOTO DUP JAM p 354 ACTUATOR DUP p 353 CLUTCH DUP p 355 ROLL ASSY DUP 1 p 355 PWBA DUP H p 354 MOTOR ASSY DUP p 357 ...

Page 175: ...OPT p 360 COVER RIGHT p 361 SWITCH ASSY SIZE p 361 GUIDE TRAY R 550 p 362 550 OPTION FEEDER p 362 COVER LEFT p 363 GUIDE ASSY 550 L p 363 COVER LEFT p 365 COVER RIGHT p 366 CLUTCH ASSY TURN OPT p 366 CLUTCH ASSY FEED OPT p 367 FEEDER ASSY UNIT OPT p 367 ROLL ASSY TURN p 368 SENSOR PHOTO CST NO PAPER p 369 ACTUATOR NO PAPER A4 p 369 Remove the CASSETTE ASSY 550 OPT p 360 Remove the CASSETTE ASSY 55...

Page 176: ... 372 CLUTCH ASSY FEED OPT p 373 DRIVE ASSY OPT FDR p 373 COVER RIGHT p 372 HANDLE CST 550 OPT p 379 GUIDE ASSY CST END 550 p 379 KIT ROLL ASSY FEED SEC FEED NUDGER p 380 SWITCH ASSY SIZE p 374 PWBA FEED H p 374 GUIDE ASSY SIDE R 550 A4 GUIDE ASSY SIDE L 550 A4 p 377 PLATE ASSY BTM A4 p 378 CLUTCH ASSY FEED OPT p 373 KIT ROLL ASSY FEED SEC RETARD p 380 ...

Page 177: ... Title Shows title of the section AcuLaser C2800 C2800D C3800 C3800D Revision A DISASSEMBLY ASSEMBLY DISASSEMBLY REASSEMBLY 175 COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove the COVER REAR from the main unit A 1 1 1 1 2 Kmy03003EA COVER REAR COVER EXTENSION 1 COVER EXTENSION 2 1 Open the COVER EXTENSION 1 2 With the center of the...

Page 178: ...ROGRAPHICS PART 2 DISASSEMBLED PARTS Table 4 13 List of Disassembled Parts Name Guide SENSOR ASSY CRU K CONNECTOR CRUM ROS ASSY HVPS HOUSING ASSY B SENSOR PHOTO TONER CARTRIDGE A B C D Locate the part and find its guide COVER ASSY FRONT A B C D LATCH COVER ASSY FRONT Perform the operation in the column with B on the corner AcuLaser C2800 C2800D C3800 C3800D Revision A DISASSEMBLY ASSEMBLY DISASSEM...

Page 179: ...BLY Disassembly Reassembly 179 Confidential 4 4 2 COVER PART 1 DISASSEMBLED PARTS LOCATION Table 4 1 List of Disassembled Parts Name Guide COVER REAR COVER EXTENSION 1 COVER EXTENSION 2 COVER SIDE IF A B C COVER REAR COVER SIDE IF COVER EXTENSION 1 COVER EXTENSION 2 ...

Page 180: ...from the main unit A 1 1 1 1 2 Kmy03003EA COVER REAR COVER EXTENSION 1 COVER EXTENSION 2 1 Open the COVER EXTENSION 1 2 With the center of the COVER EXTENSION 1 bowed a little pull out the protrusion on one side of the COVER EXTENSION 1 through the hole in the COVER TOP 3 Pull out the protrusion on the other side of the COVER EXTENSION 1 through the COVER TOP and remove the COVER EXTENSION 1 NEXT ...

Page 181: ...ull out the protrusion on one side of the COVER EXTENSION 2 through the hole in the COVER EXTENSION 1 6 Pull out the protrusion on the other side of the COVER EXTENSION 2 through the COVER EXTENSION 1 and remove the COVER EXTENSION 2 Kmy03082EA 5 1 5 2 6 COVER EXTENSION 2 COVER SIDE IF 1 Release the two tabs on the COVER SIDE IF and remove the COVER SIDE IF C Kmy03008EA 1 1 1 1 1 2 COVER SIDE IF ...

Page 182: ...sion C DISASSEMBLY REASSEMBLY Disassembly Reassembly 182 Confidential 4 4 3 COVER PART 2 DISASSEMBLED PARTS LOCATION Table 4 2 List of Disassembled Parts Name Guide COVER SIDE L COVER TOP COVER SIDE R A B COVER SIDE L COVER TOP COVER SIDE R ...

Page 183: ...ING CARTRIDGE K IMAGING CARTRIDGE C IMAGING CARTRIDGE M IMAGING CARTRIDGE Y C H E C K P O I N T There are four IMAGING CARTRIDGEs and they can be removed in the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward ...

Page 184: ...ains at hazardous temperature after turning the power off be careful not to burn yourself 1 Release the lock on the left side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE L to the main unit 3 Pull the COVER SIDE L so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front ...

Page 185: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 186: ...toward front of the printer release the connector and the guide pin from the main unit and remove the FUSER UNIT by lifting it straight up A Kmy03046EA 1 2 2 3 FUSER UNIT COVER TOP 1 Remove the four screws silver self tapping 10 mm and the screw silver brimmed self tapping 10 mm that secure the COVER TOP to the main unit 2 Pull the tabs of the COVER TOP outward so that it comes free from the two p...

Page 187: ...sembly Reassembly 187 Confidential 4 4 4 COVER PART 3 DISASSEMBLED PARTS LOCATION Table 4 3 List of Disassembled Parts Name Guide COVER ASSY MSI COVER CST 550 KIT TRAY ASSY MSI SEC LINK ASSY MSI L TRAY ASSY MSI BASE LINK ASSY MSI R TRAY MSI A B C COVER ASSY MSI COVER CST 550 ...

Page 188: ... C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 188 Confidential LINK ASSY MSI L LINK ASSY MSI R TRAY ASSY MSI BASE TRAY MSI CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C CASSETTE ASSY 550 IOT ...

Page 189: ...MSIs inward 3 Release the tabs of the SHAFT PIVOT MSIs that secure the COVER ASSY MSI to the main unit and pull out the SHAFT PIVOT MSIs inward When installing the LINK ASSY MSI R place the LEVER MSI 1 on top of the LINK ASSY MSI R 4 Remove the COVER ASSY MSI from the main unit A Kmy03014EA 2 1 3 1 3 2 4 2 1 2 2 2 2 3 1 3 2 LEVER MSI 1 COVER ASSY MSI COVER CST 550 1 Pull the COVER CST 550 toward y...

Page 190: ...Rotate the LINK ASSY MSI L and the LINK ASSY MSI R so that the cutouts of their shafts match the protrusions of the TRAY ASSY MSI BASE and remove the LINK ASSY MSI L and the LINK ASSY MSI R Mind the correct orientation when installing the LINK ASSY MSI L and the LINK ASSY MSI R Make sure that the pad attaching parts of the LINK ASSY MSI L and the LINK ASSY MSI R are on the downside Do not switch t...

Page 191: ...ion C DISASSEMBLY REASSEMBLY Disassembly Reassembly 191 Confidential 5 Turn over the TRAY ASSY MSI BASE and the TRAY MSI and remove the SPRING TRAY 6 Remove the TRAY MSI from the TRAY ASSY MSI BASE Kmy03017EA 5 6 5 TRAY ASSY MSI BASE TRAY MSI ...

Page 192: ...idential 4 4 5 COVER PART 4 DISASSEMBLED PARTS LOCATION Table 4 4 List of Disassembled Parts Name Guide CONTROL PANEL PLATE LATCH SPRING LATCH LATCH FRONT COVER ASSY FRONT KIT COVER ASSY FRONT SEC HARNESS ASSY CON F HARNESS ASSY FRONT COVER A B C D E CONTROL PANEL SPRING LATCH PLATE LATCH LATCH FRONT ...

Page 193: ...AcuLaser C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 193 Confidential COVER ASSY FRONT KIT COVER ASSY FRONT SEC HARNESS ASSY CON F HARNESS ASSY FRONT COVER ...

Page 194: ...tch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C D E 1 1 1 2 LATCH COVER ASSY FRONT TRANSFER UNIT Do not touch or damage the BELT section of the TRANSFER UNIT 1 Pull the levers on the left and right side of the TRANSFER UNIT to unlock the lock and raise the TRANSFER UNIT straight up to 90 NEXT A B C D E Kmy03030EA 1 1 1 2 1 1 ...

Page 195: ...ASSY FRONT remove the guide pin on the left side of the TRANSFER UNIT from the hole on the COVER ASSY FRONT and remove the TRANSFER UNIT Kmy03031EA 2 1 2 2 TRANSFER UNIT CHUTE ASSY EXIT OUT 1 Remove the two screws silver brimmed self tapping 10 mm that secure the CHUTE ASSY EXIT OUT to the COVER ASSY FRONT 2 Remove the CHUTE ASSY EXIT OUT from the COVER ASSY FRONT A Kmy03045EA 1 1 2 CHUTE ASSY EXI...

Page 196: ... the two tabs on the CONTROL PANEL and remove the CONTROL PANEL from the COVER FRONT ASSY 2 Disconnect the CONTROL PANEL connector CN1 and the HARNESS ASSY CON F terminal A Kmy03013EA 1 1 1 1 1 2 2 CONTROL PANEL FEEDER ASSY DUP 1 Pull the lever of the FEEDER ASSY DUP and raise the FEEDER ASSY DUP straight up 2 Pull out the two guide pins on the down side of the FEEDER ASSY DUP through the hole on ...

Page 197: ...RONT ASSY Install the SPRING LATCH as shown in figure A 2 Remove the screws silver brimmed self tapping 10 mm that secure the two LATCH FRONTs to the COVER FRONT ASSY 3 Slide the PLATE LATCH and the LATCH FRONT in the direction of the arrow and remove them from the COVER FRONT ASSY NEXT B Kmy03011EB 1 2 2 3 Figure A SPRING LATCH 4 Hold down the tabs to release the LATCH FRONTs and remove the LATCH...

Page 198: ... the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward you C D E 1 Kmy03044EA IMAGING CARTRIDGE COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove ...

Page 199: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 200: ...Y FRONT COVER Black 1 2 3 4 5 HARNESS ASSY CON F White Figure B Ground Wire Green When performing the next step be sure not to release the wire and harnesses from the DUCT DRV PH near the COVER ASSY FRONT to the left of the dotted line indicated with A Make sure that the protective tubes of the harnesses are not damaged If they are damaged replace them with new ones 3 Release the ground wire harne...

Page 201: ...T and the COVER ASSY MSI to the main unit and pull out the SHAFT PIVOT MSIs inward 10 Remove the COVER ASSY FRONT together with the COVER ASSY MSI 11 Remove the COVER ASSY MSI from the COVER ASSY FRONT Kmy03010EB 9 2 8 2 8 2 8 3 8 3 7 10 9 1 8 1 8 1 9 2 9 1 COVER ASSY FRONT CONTROL PANEL Be careful not to drop or damage the CONTROL PANEL Be sure not to remove the CONTROL PANEL from the COVER FRONT...

Page 202: ...RONT ASSY Install the SPRING LATCH as shown in figure A 2 Remove the screws silver brimmed self tapping 10 mm that secure the two LATCH FRONTs to the COVER FRONT ASSY 3 Slide the PLATE LATCH and the LATCH FRONT in the direction of the arrow and remove them from the COVER FRONT ASSY NEXT C Kmy03011EB 1 2 2 3 Figure A SPRING LATCH 4 Hold down the tabs to release the LATCH FRONTs and remove the LATCH...

Page 203: ...cures the terminal of the HARNESS ASSY DRAWER EARTH to the COVER ASSY FRONT NEXT C Kmy03089EA Ground Wire Green 1 2 HARNESS ASSY CON F White Gap Gap HARNESS ASSY FRONT COVER Black Figure C 4 Release the two tabs of the connector P J2721 that connect the HARNESS ASSY FRONT COVER to the TRANSFER UNIT and remove the connector P J2721 together with the HOLDER DRAWER and the SHIELD DRAWER from the COVE...

Page 204: ... J2720 that connect the HARNESS ASSY FRONT COVER to the FEEDER ASSY DUP and remove the HARNESS ASSY FRONT COVER from the KIT COVER ASSY HARN SEC Kmy03091EA 8 9 1 9 1 9 2 8 HARNESS ASSY FRONT COVER HARNESS ASSY CON F Open and close the COVER ASSY FRONT to check if the harnesses routed through the DUCT DRV PH are under no load conditions 1 Disconnect the connectors P J OP2 P J OP3 of the HARNESS ASS...

Page 205: ...S ASSY CON F white in the section indicated with A The part of the KIT COVER ASSY HARN SEC indicated with B should be placed inside of the metal plate of the COVER ASSY FRONT 5 Remove the HARNESS ASSY CON F from the COVER ASSY FRONT A B Kmy03093EA 3 3 3 4 5 3 HARNESS ASSY CON F KIT COVER ASSY FRONT SEC 1 Remove the screw silver self tapping 10 mm that secures the HARNESS ASSY FRONT COVER EARTH2 to...

Page 206: ...L PANEL connector CN1 and the HARNESS ASSY CON F terminal D Kmy03013EA 1 1 1 1 1 2 2 CONTROL PANEL PLATE LATCH SPRING LATCH LATCH FRONT Confirm if the PLATE LATCH moves smoothly by pressing the BUTTON TOP 1 Remove the SPRING LATCH from the tabs of the PLATE LATCH and the COVER FRONT ASSY Install the SPRING LATCH as shown in figure A 2 Remove the screws silver brimmed self tapping 10 mm that secure...

Page 207: ...Y FRONT to check if the harnesses routed through the DUCT DRV PH are under no load conditions 1 Disconnect the connectors P J OP2 P J OP3 of the HARNESS ASSY CON F main unit side 2 Release the HARNESS ASSY CON F from the DUCT DRV PH Make sure that the ground wire green HARNESS ASSY CON F white and HARNESS ASSY FRONT COVER black which are coming out of the COVER ASSY FRONT are routed as shown in fi...

Page 208: ...part of the KIT COVER ASSY HARN SEC indicated with B should be placed inside of the metal plate of the COVER ASSY FRONT 5 Remove the HARNESS ASSY CON F from the COVER ASSY FRONT A B Kmy03093EA 3 3 3 4 5 3 HARNESS ASSY CON F PLATE LATCH SPRING LATCH LATCH FRONT Confirm if the PLATE LATCH moves smoothly by pressing the BUTTON TOP 1 Remove the SPRING LATCH from the tabs of the PLATE LATCH and the COV...

Page 209: ...PH are under no load conditions 1 Disconnect the connector P J272 of the HARNESS ASSY FRONT COVER main unit side 2 Release the HARNESS ASSY FRONT COVER from the DUCT DRV PH Make sure that the ground wire green HARNESS ASSY CON F white and HARNESS ASSY FRONT COVER black which are coming out of the COVER ASSY FRONT are routed as shown in figure C 3 Remove the screw silver self tapping 8 mm that secu...

Page 210: ...HARNESS ASSY FRONT COVER together with the KIT COVER ASSY HARN SEC from the COVER ASSY FRONT NEXT A B Kmy03090EA 6 6 6 7 3 4 1 4 1 5 1 5 2 5 1 4 2 6 Route the HARNESS ASSY FRONT COVER black under the HARNESS ASSY CON F white in the section indicated with A The part of the KIT COVER ASSY HARN SEC indicated with B should be placed inside of the metal plate of the COVER ASSY FRONT 8 Release the harne...

Page 211: ...ER CASSETTE PART 1 DISASSEMBLED PARTS LOCATION Table 4 5 List of Disassembled Parts Name Guide GUIDE ASSY SIDE R 550 A4 GUIDE ASSY SIDE L 550 A4 PLATE ASSY BTM A4 GUIDE ASSY CST END 550 HOLDER ASSY RETARD MSI ROLL ASSY RETARD PLATE ASSY BOTTOM A B C D PLATE ASSY BTM A4 GUIDE ASSY SIDE R 550 A4 GUIDE ASSY SIDE L 550 A4 ...

Page 212: ...ision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 212 Confidential ROLL ASSY RETARD PLATE ASSY BOTTOM HOLDER ASSY RETARD MSI GUIDE ASSY CST END 550 CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C D CASSETTE ASSY 550 IOT ...

Page 213: ... Pinch the tab of the GUIDE ASSY SIDE R 550 A4 to slide the GUIDE ASSY SIDE R 550 A4 inward 4 Move the GUIDE ASSY SIDE L 550 A4 inward 5 While holding down the two tabs that secure the GUIDE ASSY SIDE R 550 A4 to the HOUSING BASE RE 550 release the three tabs on the GUIDE ASSY SIDE R 550 A4 from the cutouts of the HOUSING BASE RE 550 and remove the GUIDE ASSY SIDE R 550 A4 6 While holding down the...

Page 214: ... BTM4 as far as it will go by pressing the LEVER BTM LOCK 2 Remove the screw silver brimmed self tapping 8 mm that secures the left PLATE GEAR LOCK 550 to the CASSETTE ASSY 550 IOT release the two tabs and remove the PLATE GEAR LOCK 550 3 Release the tab on the GEAR PB R and remove it from the SHAFT PB A4 NEXT A Kmy03206EA 2 3 2 3 1 1 4 Pull out the SHAFT PB A4 from the PLATE ASSY BTM A4 in the di...

Page 215: ... side of the CASSETTE ASSY 550 IOT 2 Pinch the tab that secures the GUIDE ASSY CST END 550 and remove the GUIDE ASSY CST END 550 B Kmy03210EA 1 2 1 2 2 GUIDE ASSY CST END 550 HOLDER ASSY RETARD MSI 1 Pressing down the PLATE ASSY BOTTOM slightly pinch the HOLDER ASSY RETARD MSI as shown in the figure to release the two tabs and remove the HOLDER ASSY RETARD MSI from the HOUSING BASE FR 550 C Kmy032...

Page 216: ...R L from the groove of the HOLDER RETARD MSI 3 Remove the BEARING RETARD R L from the ROLL ASSY RETARD C Kmy03201EA 1 1 2 2 3 ROLL ASSY RETARD PLATE ASSY BOTTOM 1 Remove the SPRING NF MSI hitched on the ARM L R 2 Remove the screw silver 6 mm that secures the HOLDER ASSY MSI L to the PLATE ASSY BOTTOM and remove the HOLDER ASSY MSI L 3 While lifting up the ACTUATOR NO PAPER MSI remove the PLATE ASS...

Page 217: ...mbly 217 Confidential 4 4 7 PAPER CASSETTE PART 2 DISASSEMBLED PARTS LOCATION Table 4 6 List of Disassembled Parts Name Guide ACTUATOR NO PAPER MSI KIT ROLL ASSY FEED SEC RETARD HANDLE CST COVER FRONT MSI A B C HANDLE CST KIT ROLL ASSY FEED SEC RETARD ACTUATOR NO PAPER MSI COVER FRONT MSI ...

Page 218: ...all the ACTUATOR NO PAPER MSI so that it is inserted into the hole of the PLATE ASSY BOTTOM 2 Release the SPRING NO PAPER from the HOLDER ACTUATOR 3 Expand the left and right edges of the HOLDER ACTUATOR as shown in the figure pull out the shaft of the ACTUATOR NO PAPER MSI and remove the ACTUATOR NO PAPER MSI together with the SPRING NO PAPER 4 Remove the SPRING NO PAPER from the shaft of the ACT...

Page 219: ...lease the tabs on the left and right ends of the COVER RTD CST and open the COVER RTD CST 2 Release the tab on the KIT ROLL ASSY FEED SEC RETARD and remove the KIT ROLL ASSY FEED SEC RETARD from the SHAFT RETARD B Kmy03018EA 1 1 1 1 2 1 2 2 1 2 KIT ROLL ASSY FEED SEC RETARD HANDLE CST 1 Turn the CASSETTE ASSY 550 IOT over release the two protrusions with a mini screwdriver or a similar tool and re...

Page 220: ...ial COVER FRONT MSI 1 While lifting up the ACTUATOR NO PAPER MSI pull out the shaft on both ends of the COVER FRONT MSI from the HANDLE CST and remove the COVER FRONT MSI Install the COVER FRONT MSI so that the ACTUATOR NO PAPER MSI is placed on the COVER FRONT MSI C Kmy03203EA 1 1 1 2 1 2 COVER FRONT MSI ...

Page 221: ...mbly 221 Confidential 4 4 8 PAPER FEEDER PART 1 DISASSEMBLED PARTS LOCATION Table 4 7 List of Disassembled Parts Name Guide SENSOR PHOTO MSI NO PAPER ROLL ASSY FEED MSI KIT ROLL ASSY FEED SEC FEED NUDGER A B C SENSOR PHOTO MSI NO PAPER ROLL ASSY FEED MSI KIT ROLL ASSY FEED SEC FEED NUDGER ...

Page 222: ...REASSEMBLY Disassembly Reassembly 222 Confidential CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C CASSETTE ASSY 550 IOT COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 223: ...n the left and right side of the TRANSFER UNIT to unlock the lock and raise the TRANSFER UNIT straight up to 90 NEXT A Kmy03030EA 1 1 1 2 1 1 2 Disengage the guide pin on the right side of the TRANSFER UNIT from the cutout of the COVER ASSY FRONT remove the guide pin on the left side of the TRANSFER UNIT from the hole on the COVER ASSY FRONT and remove the TRANSFER UNIT Kmy03031EA 2 1 2 2 TRANSFER...

Page 224: ...CHUTE MSI and remove the SENSOR PHOTO MSI NO PAPER 4 Disconnect the connector P J2751 of the SENSOR PHOTO MSI NO PAPER A Kmy03023EA 3 2 4 1 2 1 2 2 3 1 SENSOR PHOTO MSI NO PAPER ROLL ASSY FEED MSI 1 Release the tab on the ROLL CORE MSI located on the right side of the ROLL ASSY FEED MSI and slide the ROLL CORE MSI in the direction of the arrow 2 Slide the ROLL ASSY FEED MSI in the direction of the...

Page 225: ...rs one is installed in the CASSETTE ASSY 550 IOT and the other two in the FEEDER ASSY and is provided in a set When replacing these rollers be sure to replace them at one time 1 Release the tabs of the KIT ROLL ASSY FEED SECs FEED NUDGER and remove the KIT ROLL ASSY FEED SECs FEED NUDGER from the shafts C Kmy03029EA 1 1 1 1 1 2 1 2 KIT ROLL ASSY FEED SEC NUDGER KIT ROLL ASSY FEED SEC FEED ...

Page 226: ...Confidential 4 4 9 PAPER FEEDER PART 2 DISASSEMBLED PARTS LOCATION Table 4 8 List of Disassembled Parts Name Guide CLUTCH ASSY PH REGI FEEDER ASSY ROLL REGI METAL ROLL REGI RUBBER ROLL ASSY MSI CLUTCH ASSY PH FEED SOLENOID FEED MSI A B C D SOLENOID FEED MSI CLUTCH ASSY PH REGI CLUTCH ASSY PH FEED ...

Page 227: ...AcuLaser C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 227 Confidential ROLL ASSY MSI FEEDER ASSY ROLL REGI METAL ROLL REGI RUBBER ...

Page 228: ...SEMBLY Disassembly Reassembly 228 Confidential CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C D CASSETTE ASSY 550 IOT COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C D 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 229: ... the same manner Do not place IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward you A B C D 1 Kmy03044EA IMAGING CARTRIDGE COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove th...

Page 230: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 231: ... 2 1 Attach to the main unit Attach to GEAR MSI 3 Remove the screw silver 6 mm that secures the ground wire coming out of the COVER ASSY FRONT to the main unit 4 Disconnect the connector P J272 of the harness and the connector P J OP02 P J OP03 of the HARNESS ASSY CON F The harnesses are coming out of the COVER ASSY FRONT When performing the next step make sure not to release the wire and harnesse...

Page 232: ...P from the DUCT DRV PH 8 Release the tab of the DUCT DRV PH and remove the DUCT DRV PH together with the harness from the DRIVE ASSY PH NEXT Kmy03060EB 8 2 8 1 9 Remove the four screws silver self tapping 10 mm that secure the DRIVE ASSY PH to the main unit Do not pull the DRIVE ASSY PH too far from the main unit as they are connected with a harness 10 Remove the DRIVE ASSY PH from the main unit T...

Page 233: ...he colors of the harnesses of the clutches with that of the harnesses of the main unit 2 Release the harness gray of the CLUTCH ASSY PH REGI from the clamp and the tab on the main unit frame and the clamp on the FEEDER ASSY Do not misplace the CLUTCH ASSY PH REGI and the CLUTCH ASSY PH FEED When installing the clutches match the colors of the harnesses and the positioning ribs of the clutches Colo...

Page 234: ... the left and right side of the TRANSFER UNIT to unlock the lock and raise the TRANSFER UNIT straight up to 90 NEXT A B Kmy03030EA 1 1 1 2 1 1 2 Disengage the guide pin on the right side of the TRANSFER UNIT from the cutout of the COVER ASSY FRONT remove the guide pin on the left side of the TRANSFER UNIT from the hole on the COVER ASSY FRONT and remove the TRANSFER UNIT Kmy03031EA 2 1 2 2 TRANSFE...

Page 235: ...080EA 2 1 2 2 1 Attach to the main unit Attach to GEAR MSI 3 Remove the E rings on the left and right edges of the ROLL ASSY MSI that secure the BEARINGs and slide the BEARINGs inward Be careful not to lose the BEARING EARTH and the BEARING 4 Temporarily slide the ROLL ASSY MSI to the right pull out the left end of the ROLL ASSY MSI from the main unit and remove the ROLL ASSY MSI 5 Remove the BEAR...

Page 236: ... not misplace the CLUTCH ASSY PH REGI and the CLUTCH ASSY PH FEED When installing the clutches match the colors of the harnesses and the positioning ribs of the clutches Color of the CLUTCH ASSY PH REGI harness is gray Color of the CLUTCH ASSY PH FEED harness is yellow A C Kmy03025EB 1 2 2 3 4 Yellow Yellow Yellow CLUTCH ASSY PH FEED FEEDER ASSY C H E C K P O I N T It is not necessary to remove th...

Page 237: ...s not long enough to perform the following work close the COVER ASSY FRONT for easier operation 6 Remove the two screws silver self tapping 10 mm that secure the FEEDER ASSY to the main unit Be careful not to drop the SPRING EARTH on the right side of the FEEDER ASSY 7 Pull out the protrusion on the left side of the FEEDER ASSY slide the FEEDER ASSY slightly to the far left side and pull out the t...

Page 238: ...Remove the SPRING REGI R L from the BRACKET NIP 8 Remove the BRACKET NIP as shown in the figure NEXT A Kmy03211EA 1 1 2 Black 3 3 4 Black 5 White 6 White 7 Long Yellow 7 Short Metallic color 8 9 Temporarily slide the ROLL REGI METAL toward right pull out the left end of the ROLL REGI METAL from the CHUTE REGI and remove the ROLL REGI METAL 10 Temporarily slide the ROLL REGI RUBBER toward right pul...

Page 239: ...ut surface of the SHAFT MSI face upward NEXT D Kmy03019EA 2 1 2 2 1 Attach to the main unit Attach to GEAR MSI 3 Disconnect the connector P J236 of the SOLENOID FEED MSI 4 Release the harness of the SOLENOID FEED MSI from the DUCT MSI SOL and the DUCT DRV PH C H E C K P O I N T Harness color gray of the SOLENOID FEED MSI does not correspond with the harness color on the main unit sided yellow 5 Re...

Page 240: ... Disassembly Reassembly 240 Confidential 4 4 10 PAPER FEEDER PART 3 DISASSEMBLED PARTS LOCATION Table 4 9 List of Disassembled Parts Name Guide SENSOR PHOTO CST NO PAPER ACTUATOR NO PAPER A4 PWBA OHP SNR A B C SENSOR PHOTO CST NO PAPER ACTUATOR NO PAPER A4 PWBA OHP SNR ...

Page 241: ...ASSEMBLY Disassembly Reassembly 241 Confidential CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C CASSETTE ASSY 550 IOT COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 242: ... the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward you B A C 1 Kmy03044EA IMAGING CARTRIDGE COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove ...

Page 243: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 244: ...2 2 1 Attach to the main unit Attach to GEAR MSI 3 Remove the screw silver 6 mm that secures the ground wire coming out of the COVER ASSY FRONT to the main unit 4 Disconnect the connector P J272 of the harness and the connector P J OP02 P J OP03 of the HARNESS ASSY CON F The harnesses are coming out of the COVER ASSY FRONT When performing the next step make sure not to release the wire and harness...

Page 245: ...P from the DUCT DRV PH 8 Release the tab of the DUCT DRV PH and remove the DUCT DRV PH together with the harness from the DRIVE ASSY PH NEXT Kmy03060EB 8 2 8 1 9 Remove the four screws silver self tapping 10 mm that secure the DRIVE ASSY PH to the main unit Do not pull the DRIVE ASSY PH too far from the main unit as they are connected with a harness 10 Remove the DRIVE ASSY PH from the main unit T...

Page 246: ... colors of the harnesses of the clutches with that of the harnesses of the main unit 2 Release the harness gray of the CLUTCH ASSY PH REGI from the clamp and the tab on the main unit frame and the clamp on the FEEDER ASSY Do not misplace the CLUTCH ASSY PH REGI and the CLUTCH ASSY PH FEED When installing the clutches match the colors of the harnesses and the positioning ribs of the clutches Color ...

Page 247: ...the left and right side of the TRANSFER UNIT to unlock the lock and raise the TRANSFER UNIT straight up to 90 NEXT B A C Kmy03030EA 1 1 1 2 1 1 2 Disengage the guide pin on the right side of the TRANSFER UNIT from the cutout of the COVER ASSY FRONT remove the guide pin on the left side of the TRANSFER UNIT from the hole on the COVER ASSY FRONT and remove the TRANSFER UNIT Kmy03031EA 2 1 2 2 TRANSF...

Page 248: ...3080EA 2 1 2 2 1 Attach to the main unit Attach to GEAR MSI 3 Remove the E rings on the left and right edges of the ROLL ASSY MSI that secure the BEARINGs and slide the BEARINGs inward Be careful not to lose the BEARING EARTH and the BEARING 4 Temporarily slide the ROLL ASSY MSI to the right pull out the left end of the ROLL ASSY MSI from the main unit and remove the ROLL ASSY MSI 5 Remove the BEA...

Page 249: ...t misplace the CLUTCH ASSY PH REGI and the CLUTCH ASSY PH FEED When installing the clutches match the colors of the harnesses and the positioning ribs of the clutches Color of the CLUTCH ASSY PH REGI harness is gray Color of the CLUTCH ASSY PH FEED harness is yellow B A C Kmy03025EB 1 2 2 3 4 Yellow Yellow Yellow CLUTCH ASSY PH FEED FEEDER ASSY C H E C K P O I N T It is not necessary to remove the...

Page 250: ...s not long enough to perform the following work close the COVER ASSY FRONT for easier operation 6 Remove the two screws silver self tapping 10 mm that secure the FEEDER ASSY to the main unit Be careful not to drop the SPRING EARTH on the right side of the FEEDER ASSY 7 Pull out the protrusion on the left side of the FEEDER ASSY slide the FEEDER ASSY slightly to the far left side and pull out the t...

Page 251: ...321 of the SENSOR PHOTO CST NO PAPER A Kmy03217EA 2 3 J2321 1 SENSOR PHOTO CST NO PAPER ACTUATOR NO PAPER A4 1 Holding down the circular tab that secures the HOLDER NO PAPER L A4 to the SUPPORT ASSY NUDGER disengage the three tabs and remove the HOLDER NO PAPER L A4 by sliding it sideways The stopper of the ACTUATOR NO PAPER A4 should be inserted underneath the HOLDER NO PAPER L A4 2 Pull the shaf...

Page 252: ... SNR 1 Insert a mini screwdriver or a similar tool into the square hole of the COVER OHP SNR to release the tab and remove the COVER OHP SNR 2 Remove the two screws silver 6 mm that secure the PWBA OHP SNR to the FEEDER ASSY 3 Disconnect the connector P J2411 of the PWBA OHP SNR C Kmy03221EA 1 3 J2411 2 2 PWBA OHP SNR ...

Page 253: ...Confidential 4 4 11 PAPER FEEDER PART 4 DISASSEMBLED PARTS LOCATION Table 4 10 List of Disassembled Parts Name Guide CLUTCH ASSY PH TURN ROLL ASSY TURN ACTUATOR A ACTUATOR B SENSOR PHOTO REGI PWBA OHP LED A B C CLUTCH ASSY PH TURN ROLL ASSY TURN PWBA OHP LED ACTUATOR A ACTUATOR B SENSOR PHOTO REGI ...

Page 254: ...ASSEMBLY Disassembly Reassembly 254 Confidential CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C CASSETTE ASSY 550 IOT COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 255: ... the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward you B A C 1 Kmy03044EA IMAGING CARTRIDGE COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove ...

Page 256: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 257: ...2 2 1 Attach to the main unit Attach to GEAR MSI 3 Remove the screw silver 6 mm that secures the ground wire coming out of the COVER ASSY FRONT to the main unit 4 Disconnect the connector P J272 of the harness and the connector P J OP02 P J OP03 of the HARNESS ASSY CON F The harnesses are coming out of the COVER ASSY FRONT When performing the next step make sure not to release the wire and harness...

Page 258: ...P from the DUCT DRV PH 8 Release the tab of the DUCT DRV PH and remove the DUCT DRV PH together with the harness from the DRIVE ASSY PH NEXT Kmy03060EB 8 2 8 1 9 Remove the four screws silver self tapping 10 mm that secure the DRIVE ASSY PH to the main unit Do not pull the DRIVE ASSY PH too far from the main unit as they are connected with a harness 10 Remove the DRIVE ASSY PH from the main unit T...

Page 259: ... colors of the harnesses of the clutches with that of the harnesses of the main unit 2 Release the harness gray of the CLUTCH ASSY PH REGI from the clamp and the tab on the main unit frame and the clamp on the FEEDER ASSY Do not misplace the CLUTCH ASSY PH REGI and the CLUTCH ASSY PH FEED When installing the clutches match the colors of the harnesses and the positioning ribs of the clutches Color ...

Page 260: ...the left and right side of the TRANSFER UNIT to unlock the lock and raise the TRANSFER UNIT straight up to 90 NEXT B A C Kmy03030EA 1 1 1 2 1 1 2 Disengage the guide pin on the right side of the TRANSFER UNIT from the cutout of the COVER ASSY FRONT remove the guide pin on the left side of the TRANSFER UNIT from the hole on the COVER ASSY FRONT and remove the TRANSFER UNIT Kmy03031EA 2 1 2 2 TRANSF...

Page 261: ...3080EA 2 1 2 2 1 Attach to the main unit Attach to GEAR MSI 3 Remove the E rings on the left and right edges of the ROLL ASSY MSI that secure the BEARINGs and slide the BEARINGs inward Be careful not to lose the BEARING EARTH and the BEARING 4 Temporarily slide the ROLL ASSY MSI to the right pull out the left end of the ROLL ASSY MSI from the main unit and remove the ROLL ASSY MSI 5 Remove the BEA...

Page 262: ...t misplace the CLUTCH ASSY PH REGI and the CLUTCH ASSY PH FEED When installing the clutches match the colors of the harnesses and the positioning ribs of the clutches Color of the CLUTCH ASSY PH REGI harness is gray Color of the CLUTCH ASSY PH FEED harness is yellow B A C Kmy03025EB 1 2 2 3 4 Yellow Yellow Yellow CLUTCH ASSY PH FEED FEEDER ASSY C H E C K P O I N T It is not necessary to remove the...

Page 263: ...s not long enough to perform the following work close the COVER ASSY FRONT for easier operation 6 Remove the two screws silver self tapping 10 mm that secure the FEEDER ASSY to the main unit Be careful not to drop the SPRING EARTH on the right side of the FEEDER ASSY 7 Pull out the protrusion on the left side of the FEEDER ASSY slide the FEEDER ASSY slightly to the far left side and pull out the t...

Page 264: ... ASSY B A C Kmy03215EA 2 3 1 1 CLUTCH ASSY PH TURN ROLL ASSY TURN 1 Remove the E ring that secures the shaft of the ROLL ASSY TURN 2 Remove the BEARING REGI white that secures the ROLL ASSY TURN 3 Remove the BEARING REGI black that secures the ROLL ASSY TURN Install the white BEARING on the right and the black BEARING on the left as shown in the figure 4 Temporarily slide the ROLL ASSY TURN toward...

Page 265: ...at is coming out of the right side of the CHUTE ASSY REGI UPPER slightly to take up the slack out of the harness NEXT A Kmy03213EB 2 2 2 1 1 1 1 3 Release the tab on the downside of the COVER ACTUATOR with a mini screwdriver or a similar tool and remove the COVER ACTUATOR by sliding it toward you 4 Pull the shaft of the ACTUATOR A B out of the tab on the CHUTE REGI and remove the ACTUATOR A B toge...

Page 266: ...connector 2 Release the tab on the CHUTE ASSY REGI UPPER and pull the left side of the CHUTE ASSY REGI UPPER in the direction of the arrow When performing reassembly pull the harness that is coming out of the right side of the CHUTE ASSY REGI UPPER slightly to take up the slack out of the harness NEXT B Kmy03213EB 2 2 2 1 1 1 1 3 Release the three tabs that secure the SENSOR PHOTO REGI to the CHUT...

Page 267: ... on the CHUTE ASSY REGI UPPER and pull the left side of the CHUTE ASSY REGI UPPER in the direction of the arrow When performing reassembly pull the harness that is coming out of the right side of the CHUTE ASSY REGI UPPER slightly to take up the slack out of the harness NEXT C Kmy03213EB 2 2 2 1 1 1 1 3 Remove the two screws silver self tapping 8 mm that secure the PWBA OHP LED to the CHUTE ASSY R...

Page 268: ...00D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 268 Confidential 4 4 12 TRANSFER PART 1 DISASSEMBLED PARTS LOCATION Table 4 11 List of Disassembled Parts Name Guide TRANSFER UNIT A TRANSFER UNIT ...

Page 269: ...s the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A 1 1 1 2 LATCH COVER ASSY FRONT TRANSFER UNIT Do not touch or damage the BELT section of the TRANSFER UNIT 1 Pull the levers on the left and right side of the TRANSFER UNIT to unlock the lock and raise the TRANSFER UNIT straight up to 90 NEXT A Kmy03030EA 1 1 1 2 1 1 ...

Page 270: ...sembly 270 Confidential 2 Disengage the guide pin on the right side of the TRANSFER UNIT from the cutout of the COVER ASSY FRONT remove the guide pin on the left side of the TRANSFER UNIT from the hole on the COVER ASSY FRONT and remove the TRANSFER UNIT Kmy03031EA 2 1 2 2 TRANSFER UNIT ...

Page 271: ...4 4 13 XEROGRAPHICS PART 1 DISASSEMBLED PARTS LOCATION Table 4 12 List of Disassembled Parts Name Guide IMAGING CARTRIDGE K C M Y DISPENSER ASSY K C M Y VISOR ASSY LABEL LEVER VISOR CRU R LEVER VISOR CRU L SPRING VISOR CRU SENSOR ASSY CRU C M Y LED ASSY A B C D IMAGING CARTRIDGE K C M Y DISPENSER ASSY K C M Y ...

Page 272: ...C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 272 Confidential Kmy03085EA VISOR ASSY LABEL LEVER VISOR CRU R LEVER VISOR CRU L SPRING VISOR CRU LED ASSY SENSOR ASSY CRU C M Y ...

Page 273: ...ING CARTRIDGE K IMAGING CARTRIDGE C IMAGING CARTRIDGE M IMAGING CARTRIDGE Y C H E C K P O I N T There are four IMAGING CARTRIDGEs and they can be removed in the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward ...

Page 274: ...ains at hazardous temperature after turning the power off be careful not to burn yourself 1 Release the lock on the left side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE L to the main unit 3 Pull the COVER SIDE L so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front ...

Page 275: ...that secure the DUCT HARNESS MOT to the main unit 3 Slightly slide the DUCT HARNESS MOT upward release the protrusion of the DUCT HARNESS MOT from the main unit pull out the four connectors of the MOTOR ASSY DISP through the holes in the DUCT HARNESS MOT and remove the DUCT HARNESS MOT NEXT A Kmy03038EA 2 2 3 1 1 1 1 2 4 Remove the screw silver self tapping 8 mm that secures the MOTOR ASSY DISP to...

Page 276: ...screws silver self tapping 10 mm that secure the BASE VISOR CRU R and the BASE VISOR CRU L to the main unit 2 Remove the VISOR ASSY LABEL LEVER VISOR CRU R LEVER VISOR CRU L SPRING VISOR CRU BASE VISOR CRU R and BASE VISOR CRU L all together NEXT B Kmy03083EA 1 1 2 3 Slide the LEVER VISOR CRU R and the LEVER VISOR CRU L inward and remove the VISOR ASSY LABEL NEXT Kmy03084EA 3 3 VISOR ASSY LABEL ...

Page 277: ... the SPRING VISOR CRU from the BASE VISOR CRU R 6 Turn the LEVER VISOR CRU L and remove the LEVER VISOR CRU L aligning its shaft with the cutout on the BASE VISOR CRU L 7 Remove the SPRING VISOR CRU from the BASE VISOR CRU L Kmy03085EA 4 6 5 7 LEVER VISOR CRU L LEVER VISOR CRU R SPRING VISOR CRU SPRING VISOR CRU COVER SIDE IF 1 Release the two tabs on the COVER SIDE IF and remove the COVER SIDE IF...

Page 278: ... unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and remove the COVER SIDE R from the main unit C Kmy03005EA 2 2 2 3 3 4 1 4 1 4 1 4 1 4 2 1 COVER SIDE R SENSOR ASSY CRU C M Y 1 Remove the screw silver self tapping 10 mm that secures the SENSOR ASSY CRU to the...

Page 279: ...ng 8 mm that secure the DUCT SIDE L to the main unit 2 Remove the DUCT SIDE L from the main unit 3 Remove the screw silver self tapping 10 mm that secures the LED ASSY to the main unit 4 Release the two tabs on the LED ASSY and remove the LED ASSY from the main unit 5 Disconnect the connector P J141 of the LED ASSY D Kmy03041EA 3 2 1 1 4 1 4 1 4 2 5 LED ASSY ...

Page 280: ...sassembly Reassembly 280 Confidential 4 4 14 XEROGRAPHICS PART 2 DISASSEMBLED PARTS LOCATION Table 4 13 List of Disassembled Parts Name Guide SENSOR ASSY CRU K CONNECTOR CRUM ROS ASSY HVPS HOUSING ASSY B SENSOR PHOTO TONER CARTRIDGE A B C D SENSOR ASSY CRU K CONNECTOR CRUM ...

Page 281: ...AcuLaser C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 281 Confidential ROS ASSY HVPS SENSOR PHOTO TONER CARTRIDGE HOUSING ASSY B ...

Page 282: ...areful not to burn yourself as the FUSER section remains at high temperature after turning the power off 1 Open the CHUTE DUP GATE 2 Rotate the levers on the left and right side of the FUSER UNIT as shown in the direction of the arrow and unlock the lock 3 Slide the FUSER UNIT toward front of the printer release the connector and the guide pin from the main unit and remove the FUSER UNIT by liftin...

Page 283: ...in the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward you A B C D 1 Kmy03044EA IMAGING CARTRIDGE COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Rem...

Page 284: ...e screws silver self tapping 10 mm that secure the COVER SIDE L to the main unit 3 Pull the COVER SIDE L so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE L and remove the COVER SIDE L from the main unit A B C D Kmy03006EA 2 1 2 2 3 3 4 1 4 1 4 1 4 1 4 2 COVER SIDE L COVER SIDE IF 1 Release t...

Page 285: ...f the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and remove the COVER SIDE R from the main unit A B C D Kmy03005EA 2 2 2 3 3 4 1 4 1 4 1 4 1 4 2 1 COVER SIDE R COVER TOP 1 Remove the four screws silver self tapping 10 mm and the screw silver brimmed self tapping 10 mm that secure the COVER TOP to the main unit 2 Pull the tabs of the COV...

Page 286: ... the LVPS 2 Loosen the clamp attached to the SHIELD LVPS that secures the harness of the HARNESS ASSY INTERLOCK 3 Release the harness of the HARNESS ASSY INTERLOCK from the DUCT DRV MAIN 4 Remove the screw silver self tapping 16 mm that secures the HARNESS ASSY INTERLOCK to the main unit 5 Remove the HARNESS ASSY INTERLOCK from the main unit A D Kmy03064EA 2 1 2 1 2 2 1 3 4 5 HARNESS ASSY INTERLOC...

Page 287: ...he harness of the DRIVE ASSY MAIN from the DUCT DRV MAIN 5 Remove the screw silver self tapping 10 mm that secures the DRIVE ASSY MAIN to the main unit 6 Release the guide pin of the DUCT DRV MAIN slide the DUCT DRV MAIN to the rear side of the printer and remove the DRIVE ASSY MAIN 7 Disconnect the following connectors connector of the MAIN MOTOR P J211 inside the DRIVE ASSY MAIN connector of the...

Page 288: ... ASSY MAIN to the main unit 10 Remove the DRIVE ASSY MAIN from the main unit Kmy03059EA 10 9 9 9 9 9 9 DRIVE ASSY MAIN SENSOR ASSY CRU K 1 Remove the screw silver self tapping 10 mm that secures the SENSOR ASSY CRU K to the main unit 2 Remove the SENSOR ASSY CRU K from the main unit 3 Disconnect the connector P J193 on the SENSOR ASSY CRU K A D Kmy03035EA 1 2 3 SENSOR ASSY CRU K ...

Page 289: ...RU from the main unit 3 Disconnect the connector on the SENSOR ASSY CRU A D Kmy03036EB 1 2 3 SENSOR ASSY CRU C SENSOR ASSY CRU M SENSOR ASSY CRU Y CONNECTOR CRUM C H E C K P O I N T There are four CONNECTOR CRUMs and they can be removed in the same manner 1 Slide the CONNECTOR CRUM toward right and release its groove from the main unit 2 Disconnect the connector of the CONNECTOR CRUM and remove th...

Page 290: ...N MAIN to the DUCT FAN MAIN 7 Remove the FAN MAIN from the DUCT FAN MAIN Mind the correct orientation when installing the FAN MAIN The label on the FAN MAIN should be facing front Pass the harness of the FAN MAIN through the cutout of the DUCT FAN MAIN B C Kmy03067EC 1 2 5 LABEL 6 6 7 2 3 4 4 FAN MAIN SHIELD ASSY ESS Do not remove install the board in areas where static sparks may be generated e g...

Page 291: ... screws silver washer 6 mm that secure the ground wires of the HARNESS ASSY CON R and the HARNESS ASSY USB to the SHIELD ASSY ESS E 6 Loosen the three screws silver 6 mm that secure the right side of the SHIELD ASSY ESS to the main unit 7 Remove the four screws silver 6 mm that secure the SHIELD ASSY ESS 8 Pulling out the harnesses through the hole in the SHIELD ASSY ESS E remove the SHIELD ASSY E...

Page 292: ...stalling the board 1 Disconnect all the connectors on the LVPS and release the harnesses from the clamps 2 Remove the clamps that secure the harness of the HARNESS ASSY INTERLOCK and that of the HARN ASSY INLET from the SHIELD LVPS 3 Remove the two screws silver self tapping 10 mm and the three screws silver 6 mm that secure the SHIELD LVPS to the main unit 4 Remove the SHIELD LVPS together with t...

Page 293: ...er 6 mm that secure the LVPS to the SHIELD LVPS 6 Remove the LVPS from the SHIELD LVPS Kmy03066EB 5 5 5 5 5 5 6 LVPS ROS ASSY 1 Disconnect connector of the ROS ASSY P J12 on the PWBA MCU 2 Remove the CORE TC 18 10 10 from the harness of the ROS ASSY and pull out the connector through the hole in the SHIELD MCU NEXT B Kmy03032EA 1 2 1 2 2 ...

Page 294: ...dle of the ROS ASSY and pull it straight up to remove from the main unit Kmy03033EA 3 4 4 5 3 3 3 Handle ROS ASSY HVPS Do not remove install the board in areas where static sparks may be generated e g on a carpet Be sure to touch a metal part to discharge any static electricity you might have before removing installing the board 1 Disconnect connector of the HVPS P J16 on the PWBA MCU and pull out...

Page 295: ...screws silver 6 mm into the holes circled in white 5 Release the upper side of the HVPS from the protrusion of the main unit remove the HVPS and pull out the connectors coming out of the HVPS through the hole in the main unit Kmy03043EA 2 2 3 4 4 4 3 3 3 3 5 1 5 2 HVPS LED ASSY 1 Remove the two screws silver self tapping 8 mm that secure the DUCT SIDE L to the main unit 2 Remove the DUCT SIDE L fr...

Page 296: ...ain unit 3 Slightly slide the DUCT HARNESS MOT upward release the protrusion of the DUCT HARNESS MOT from the main unit pull out the four connectors of the MOTOR ASSY DISP through the holes in the DUCT HARNESS MOT and remove the DUCT HARNESS MOT NEXT C 1 1 1 2 2 3 1 Kmy03081EA 4 Remove the screw silver self tapping 10 mm that secures the SPRING ESA ROLL to the HOUSING ASSY B 5 Remove the SPRING ES...

Page 297: ...H E C K P O I N T There are four SENSOR PHOTO TONER CARTRIDGEs and they can be removed in the same manner 1 While holding down the ACTUATOR SENSOR CRU release the three tabs that secure the SENSOR PHOTO TONER CARTRIDGE to the BRACKET SENSOR CRU and remove the SENSOR PHOTO TONER CARTRIDGE D Kmy03037EA 1 1 1 2 1 3 SENSOR PHOTO TONER CARTRIDGE ...

Page 298: ...MBLY REASSEMBLY Disassembly Reassembly 298 Confidential 4 4 15 FUSER EXIT PART 1 DISASSEMBLED PARTS LOCATION Table 4 14 List of Disassembled Parts Name Guide CHUTE ASSY EXIT OUT FUSER UNIT CHUTE DUP GATE A B C CHUTE ASSY EXIT OUT CHUTE DUP GATE FUSER UNIT ...

Page 299: ...the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C 1 1 1 2 LATCH COVER ASSY FRONT CHUTE ASSY EXIT OUT 1 Remove the two screws silver brimmed self tapping 10 mm that secure the CHUTE ASSY EXIT OUT to the COVER ASSY FRONT 2 Remove the CHUTE ASSY EXIT OUT from the COVER ASSY FRONT A Kmy03045EA 1 1 2 CHUTE ASSY EXIT OUT ...

Page 300: ...lide the FUSER UNIT toward front of the printer release the connector and the guide pin from the main unit and remove the FUSER UNIT by lifting it straight up B Kmy03046EA 1 2 2 3 FUSER UNIT CHUTE DUP GATE Be careful not to burn yourself as the FUSER section remains at high temperature after turning the power off 1 Open the CHUTE DUP GATE to 45 and pull out the guide pin on the right side of the C...

Page 301: ...SASSEMBLY REASSEMBLY Disassembly Reassembly 301 Confidential 4 4 16 FRAME PART 1 DISASSEMBLED PARTS j LOCATION Table 4 15 List of Disassembled Parts Name Guide GUIDE TRAY R 550 SWITCH ASSY SIZE GUIDE ASSY L 550 A B C SWITCH ASSY SIZE GUIDE TRAY R 550 ...

Page 302: ...ser C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 302 Confidential GUIDE ASSY L 550 CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C CASSETTE ASSY 550 IOT ...

Page 303: ...e COVER CST 550 toward you as far as it will go 2 With the center of the COVER CST 550 bowed a little release the two tabs and remove the COVER CST 550 from the main unit A C Kmy03004EA 2 1 2 2 COVER CST 550 COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 304: ... the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward you A B C 1 Kmy03044EA IMAGING CARTRIDGE COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove ...

Page 305: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 306: ...o the main unit 4 Disengage the two bosses on the SWITCH ASSY SIZE and the protrusion on the bottom from the SWITCH ASSY SIZE 5 Remove the clamp from the SWITCH ASSY SIZE A B Kmy03055EB 1 2 3 4 5 SWITCH ASSY SIZE GUIDE TRAY R 550 1 Remove the screw silver brimmed self tapping 8 mm that secures the GUIDE TRAY R 550 to the main unit 2 While pressing the guide pin on the GUIDE TRAY R 550 slide the GU...

Page 307: ...ture after turning the power off be careful not to burn yourself 1 Release the lock on the left side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE L to the main unit 3 Pull the COVER SIDE L so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE L ...

Page 308: ...ures the GUIDE ASSY L 550 to the main unit 2 While pressing the guide pin on the GUIDE ASSY L 550 slide the GUIDE ASSY L 550 to the front side of the printer and release the nine tabs on the GUIDE ASSY L 550 from the main unit NEXT C Kmy03056EB 2 2 1 2 1 3 Remove the GUIDE ASSY L 550 from the rear side of the main unit by laying the GUIDE ASSY L 550 inward Kmy03057EB 3 GUIDE ASSY L 550 ...

Page 309: ...sembly Reassembly 309 Confidential 4 4 17 FRAME PART 2 DISASSEMBLED PARTS LOCATION Table 4 16 List of Disassembled Parts Name Guide HOLDER ASSY WHEEL STAR LINK L KIT HOLDER ASSY DAMPER L LEVER RELEASE LINK R KIT HOLDER ASSY DAMPER R LEVER RELEASE A B C HOLDER ASSY WHEEL STAR ...

Page 310: ...SEMBLY Disassembly Reassembly 310 Confidential LINK R LINK L KIT HOLDER ASSY DAMPER L LEVER RELEASE LEVER RELEASE KIT HOLDER ASSY DAMPER R COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 311: ...of the arrow and unlock the lock 3 Slide the FUSER UNIT toward front of the printer release the connector and the guide pin from the main unit and remove the FUSER UNIT by lifting it straight up A Kmy03046EA 1 2 2 3 FUSER UNIT HOLDER ASSY WHEEL STAR C H E C K P O I N T HOLDER ASSY WHEEL STAR on the other side can be removed in the same manner 1 Remove the screw silver brimmed self tapping 8 mm tha...

Page 312: ...in the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward you B C 1 Kmy03044EA IMAGING CARTRIDGE COVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove ...

Page 313: ...e from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE L and remove the COVER SIDE L from the main unit B Kmy03006EA 2 1 2 2 3 3 4 1 4 1 4 1 4 1 4 2 COVER SIDE L LINK L KIT HOLDER ASSY DAMPER L LEVER RELEASE 1 Release the tab on the SHAFT PIVOT that secures the LINK L to the COVER ASSY FRONT pull out the SHAFT PIVOT ...

Page 314: ...rom the main unit 6 Remove the SPRING SUPPORT from the main unit 7 Remove the KIT HOLDER ASSY DAMPER L from the main unit When installing the KIT HOLDER ASSY DAMPER L and the KIT HOLDER ASSY DAMPER R be careful not to mix them up KIT HOLDER ASSY DAMPER L is black and KIT HOLDER ASSY DAMPER R is yellow Kmy03050EB 6 7 4 5 Black LINK L LEVER RELEASE KIT HOLDER ASSY DAMPER L COVER SIDE IF 1 Release th...

Page 315: ...e from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and remove the COVER SIDE R from the main unit C Kmy03005EA 2 2 2 3 3 4 1 4 1 4 1 4 1 4 2 1 COVER SIDE R LINK R KIT HOLDER ASSY DAMPER L LEVER RELEASE 1 Release the tab on the SHAFT PIVOT that secures the LINK R to the COVER ASSY FRONT pull out the SHAFT PIVOT ...

Page 316: ... RELEASE in reference to the illustration 5 Remove the LINK R from the main unit 6 Remove the SPRING SUPPORT from the main unit 7 Remove the KIT HOLDER ASSY DAMPER R from the main unit When installing the KIT HOLDER ASSY DAMPER L and the KIT HOLDER ASSY DAMPER R be careful not to mix them up KIT HOLDER ASSY DAMPER L is black and KIT HOLDER ASSY DAMPER R is yellow Kmy03052EB 6 7 4 5 Yellow LINK R L...

Page 317: ...EMBLY Disassembly Reassembly 317 Confidential 4 4 18 DRIVE DISASSEMBLED PARTS LOCATION Table 4 17 List of Disassembled Parts Name Guide DRIVE ASSY PH KIT MOT ASSY PH KIT GEAR ASSY PH DRIVE ASSY MAIN A B DRIVE ASSY MAIN DRIVE ASSY PH KIT MOT ASSY PH KIT GEAR ASSY PH ...

Page 318: ... REASSEMBLY Disassembly Reassembly 318 Confidential CASSETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A CASSETTE ASSY 550 IOT COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 319: ...rd front of the printer release the connector and the guide pin from the main unit and remove the FUSER UNIT by lifting it straight up B Kmy03046EA 1 2 2 3 FUSER UNIT IMAGING CARTRIDGE K IMAGING CARTRIDGE C IMAGING CARTRIDGE M IMAGING CARTRIDGE Y C H E C K P O I N T There are four IMAGING CARTRIDGEs and they can be removed in he same manner Do not place the IMAGING CARTRIDGE in areas exposed to di...

Page 320: ...ains at hazardous temperature after turning the power off be careful not to burn yourself 1 Release the lock on the left side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE L to the main unit 3 Pull the COVER SIDE L so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front ...

Page 321: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 322: ...2 1 Attach to the main unit Attach to GEAR MSI 3 Remove the screw silver 6 mm that secures the ground wire coming out of the COVER ASSY FRONT to the main unit 4 Disconnect the connector P J272 of the harness and the connector P J OP02 P J OP03 of the HARNESS ASSY CON F The harnesses are coming out of the COVER ASSY FRONT When performing the next step make sure not to release the wire and harnesses...

Page 323: ...P from the DUCT DRV PH 8 Release the tab of the DUCT DRV PH and remove the DUCT DRV PH together with the harness from the DRIVE ASSY PH NEXT Kmy03060EB 8 2 8 1 9 Remove the four screws silver self tapping 10 mm that secure the DRIVE ASSY PH to the main unit Do not pull the DRIVE ASSY PH too far from the main unit as they are connected with a harness 10 Remove the DRIVE ASSY PH from the main unit T...

Page 324: ... 12 12 13 KIT MOT ASSY PH KIT GEAR ASSY PH COVER TOP 1 Remove the four screws silver self tapping 10 mm and the screw silver brimmed self tapping 10 mm that secure the COVER TOP to the main unit 2 Pull the tabs of the COVER TOP outward so that it comes free from the two protrusion of the main unit 3 Raise the COVER TOP to disengage the protrusion on the left side of the COVER TOP through the hole ...

Page 325: ... to the main unit 5 Remove the HARNESS ASSY INTERLOCK from the main unit B Kmy03064EA 2 1 2 1 2 2 1 3 4 5 HARNESS ASSY INTERLOCK DRIVE ASSY MAIN 1 Release the harness of the HARNESS ASSY USB from the DUCT DRV MAIN 2 Remove the two screws silver self tapping 10 mm that secure the BRACKET FUSER to the main unit Do not pull the BRACKET FUSER too far from the main unit as they are connected with a har...

Page 326: ...the DRIVE ASSY MAIN connector of the SUB MOTOR P J221 connector of the DEVE MOTOR P J222 and connector of the EXIT CLUTCH P J2761 8 Remove the clamp which is attached to the DRIVE ASSY MAIN together with a harness The harness of the connector to be connected to the DEVE MOTOR should pass the far side of the tab on the DRIVE ASSY PH 9 Remove the six screws silver self tapping 10 mm that secure the ...

Page 327: ...SEMBLY REASSEMBLY Disassembly Reassembly 327 Confidential 4 4 19 ELECTRICAL PART 1 DISASSEMBLED PARTS LOCATION Table 4 18 List of Disassembled Parts Name Guide HARNESS ASSY INTERLOCK FAN MAIN LVPS HARNESS ASSY INLET A B C HARNESS ASSY INTERLOCK FAN MAIN ...

Page 328: ...C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 328 Confidential LVPS HARNESS ASSY INLET COVER ASSY FRONT 1 Press the latch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C 1 1 1 2 LATCH COVER ASSY FRONT ...

Page 329: ...ront of the printer release the connector and the guide pin from the main unit and remove the FUSER UNIT by lifting it straight up A B C Kmy03046EA 1 2 2 3 FUSER UNIT IMAGING CARTRIDGE K IMAGING CARTRIDGE C IMAGING CARTRIDGE M IMAGING CARTRIDGE Y C H E C K P O I N T There are four IMAGING CARTRIDGEs and they can be removed in the same manner Do not place the IMAGING CARTRIDGE in areas exposed to d...

Page 330: ...ins at hazardous temperature after turning the power off be careful not to burn yourself 1 Release the lock on the left side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE L to the main unit 3 Pull the COVER SIDE L so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front s...

Page 331: ...after turning the power off be careful not to burn yourself 1 Release the lock on the right side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure the COVER SIDE R to the main unit 3 Pull the COVER SIDE R so that it comes free from the two protrusions of the main unit 4 Release the two tabs on the back side and the two tabs on the front side of the COVER SIDE R and ...

Page 332: ...n the left side of the COVER TOP through the hole in the main unit and remove the COVER TOP A B C 1 1 1 1 2 2 3 1 1 3 2 COVER TOP HARNESS ASSY INTERLOCK 1 Disconnect the connector P J44 of the HARNESS ASSY INTERLOCK on the LVPS 2 Loosen the clamp attached to the SHIELD LVPS that secures the harness of the HARNESS ASSY INTERLOCK 3 Release the harness of the HARNESS ASSY INTERLOCK from the DUCT DRV ...

Page 333: ... unit 4 Remove the two screws silver self tapping 35 mm that secure both the DUCT FAN MAIN and the FAN MAIN 5 Remove the DUCT FAN MAIN together with the FAN MAIN 6 Remove the two screws silver self tapping 35 mm that secure FAN MAIN to the DUCT FAN MAIN 7 Remove the FAN MAIN from the DUCT FAN MAIN Mind the correct orientation when installing the FAN MAIN The label on the FAN MAIN should be facing ...

Page 334: ...stalling the board 1 Disconnect all the connectors on the LVPS and release the harnesses from the clamps 2 Remove the clamps that secure the harness of the HARNESS ASSY INTERLOCK and that of the HARN ASSY INLET from the SHIELD LVPS 3 Remove the two screws silver self tapping 10 mm and the three screws silver 6 mm that secure the SHIELD LVPS to the main unit 4 Remove the SHIELD LVPS together with t...

Page 335: ...0 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 335 Confidential 5 Remove the six screws silver 6 mm that secure the LVPS to the SHIELD LVPS 6 Remove the LVPS from the SHIELD LVPS Kmy03066EB 5 5 5 5 5 5 6 LVPS ...

Page 336: ...S ASSY INLET to the main unit 4 Disengage the five cable ties that secure the HARNESS ASSY INLET to the main unit Attach the cable ties to the holes with triangular marks 5 Release the HARNESS ASSY INLET from the three EDGE SADDLEs and the two clamps Pass the ground wire green of the HARNESS ASSY INLET through the clamp attached to the SWITCDH ASSY SIZE Be careful not to damage the frame or other ...

Page 337: ...EMBLY Disassembly Reassembly 337 Confidential 4 4 20 ELECTRICAL PART 2 DISASSEMBLED PARTS LOCATION Table 4 19 List of Disassembled Parts Name Guide PWBA EEPROM XPRO PWBA USB SWITCH POWER BOARD ASSY MAIN A B C D PWBA EEPROM XPRO BOARD ASSY MAIN PWBA USB SWITCH POWER ...

Page 338: ...ING CARTRIDGE K IMAGING CARTRIDGE C IMAGING CARTRIDGE M IMAGING CARTRIDGE Y C H E C K P O I N T There are four IMAGING CARTRIDGEs and they can be removed in the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward ...

Page 339: ... REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove the COVER REAR from the main unit A B C D 1 1 1 1 2 Kmy03003EA COVER REAR COVER SIDE IF 1 Release the two tabs on the COVER SIDE IF and remove the COVER SIDE IF A B C D Kmy03008EA 1 1 1 1 1 2 COVER SIDE IF ...

Page 340: ...d remove the COVER SIDE R from the main unit A B C D Kmy03005EA 2 2 2 3 3 4 1 4 1 4 1 4 1 4 2 1 COVER SIDE R PWBA EEPROM XPRO XPRO 1 Disconnect the connector P J274 of the PWBA EEPROM XPRO 2 Remove the screw silver self tapping 10 mm that secures the PWBA EEPROM XPRO 3 Remove the PWBA EEPROM XPRO from the main unit When the printer is turned on for the first time after the PWBA EEPROM XPRO is repl...

Page 341: ...SB to the main unit 3 Remove the PWBA USB from the main unit B Kmy03063EA 1 2 2 3 PWBA USB SWITCH POWER 1 Disconnect connector P J481 of the SWITCH POWER 2 Release the tabs of the SWITCH POWER and remove the SWITCH POWER from the main unit Mind the correct orientation when installing the SWITCH POWER Match the ON OFF of the SWITCH POWER with that engraved on the BRACKET SW E surface C Kmy03070EB 1...

Page 342: ...e COVER ASSY ESS E together with the COVER OPTION from the main unit 3 Remove any optional boards inserted into the BOARD ASSY MAIN NEXT D Kmy03071EB 1 1 1 1 1 1 1 2 1 1 4 Remove the screw that secures the USB connector of the BOARD ASSY MAIN 5 Remove the four screws silver 6 mm that secure the SHIELD ASSY IF E to the main unit 6 Remove the SHIELD ASSY IF E from the main unit 7 Disconnect all the ...

Page 343: ...n C DISASSEMBLY REASSEMBLY Disassembly Reassembly 343 Confidential 4 4 21 ELECTRICAL PART 3 DISASSEMBLED PARTS LOCATION Table 4 20 List of Disassembled Parts Name Guide SHIELD ASSY ESS SENSOR HUM PWBA MCU A B SHIELD ASSY ESS PWBA MCU SENSOR HUM ...

Page 344: ...ING CARTRIDGE K IMAGING CARTRIDGE C IMAGING CARTRIDGE M IMAGING CARTRIDGE Y C H E C K P O I N T There are four IMAGING CARTRIDGEs and they can be removed in the same manner Do not place the IMAGING CARTRIDGE in areas exposed to direct sunlight or fluorescent lamp 1 Hold the levers on the left and right sides of the IMAGING CARTRIDGE and remove the IMAGING CARTRIDGE by pulling it out slowly toward ...

Page 345: ...OVER REAR 1 Remove the four screws silver self tapping 10 mm that secure the COVER REAR to the main unit 2 Remove the COVER REAR from the main unit A B 1 1 1 1 2 Kmy03003EA COVER REAR COVER SIDE IF 1 Release the two tabs on the COVER SIDE IF and remove the COVER SIDE IF A B Kmy03008EA 1 1 1 1 1 2 COVER SIDE IF ...

Page 346: ...e two tabs on the front side of the COVER SIDE R and remove the COVER SIDE R from the main unit A B Kmy03005EA 2 2 2 3 3 4 1 4 1 4 1 4 1 4 2 1 COVER SIDE R COVER SIDE L As the FUSER UNIT remains at hazardous temperature after turning the power off be careful not to burn yourself 1 Release the lock on the left side of the FUSER UNIT 2 Remove the three screws silver self tapping 10 mm that secure th...

Page 347: ...unit NEXT A B Kmy03073EC 1 1 1 1 1 1 1 2 1 1 3 Disconnect all the connectors on the BOARD ASSY MAIN 4 Loosen the clamp that secures the harness connected to CN501 and CN601 connector on the BOARD ASSY MAIN 5 Remove the two screws silver washer 6 mm that secure the ground wires of the HARNESS ASSY CON R and the HARNESS ASSY USB to the SHIELD ASSY ESS E 6 Loosen the three screws silver 6 mm that sec...

Page 348: ... the main unit When the printer is turned on for the first time after the PWBA MCU is replaced the information unique to each printer is automatically saved into a memory on the new board Due to this reason the board becomes unique to specific printer and the board can no longer be used in other printer To use the PWBA MCU into which specific information is already written in other printer execute...

Page 349: ... 4 22 DUPLEX DISASSEMBLED PARTS LOCATION Table 4 21 List of Disassembled Parts Name Guide FEEDER ASSY DUP COVER PWBA DUP ACTUATOR DUP SENSOR PHOTO DUP JAM PWBA DUP H CLUTCH DUP ROLL ASSY DUP 1 FAN DUP ROLL ASSY DUP 2 MOTOR ASSY DUP A B C D E FEEDER ASSY DUP COVER PWBA DUP FAN DUP ROLL ASSY DUP 2 MOTOR ASSY DUP ...

Page 350: ...AcuLaser C2800 C2800D C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 350 Confidential ACTUATOR DUP SENSOR PHOTO DUP JAM PWBA DUP H CLUTCH DUP ROLL ASSY DUP 1 ...

Page 351: ...tch on the COVER ASSY FRONT and open the COVER ASSY FRONT A B C D E 1 1 1 2 LATCH COVER ASSY FRONT TRANSFER UNIT Do not touch or damage the BELT section of the TRANSFER UNIT 1 Pull the levers on the left and right side of the TRANSFER UNIT to unlock the lock and raise the TRANSFER UNIT straight up to 90 NEXT A B C D E Kmy03030EA 1 1 1 2 1 1 ...

Page 352: ...e pin on the left side of the TRANSFER UNIT from the hole on the COVER ASSY FRONT and remove the TRANSFER UNIT Kmy03031EA 2 1 2 2 TRANSFER UNIT FEEDER ASSY DUP 1 Pull the lever of the FEEDER ASSY DUP and raise the FEEDER ASSY DUP straight up 2 Pull out the two guide pins on the down side of the FEEDER ASSY DUP through the hole on the COVER ASSY FRONT and remove the FEEDER ASSY DUP A B C D E Kmy030...

Page 353: ... the four tabs that secure the HOLDER SENSOR DUP to the FEEDER ASSY DUP and remove the HOLDER SENSOR DUP 2 Disconnect the connector P J4301 of the SENSOR PHOTO DUP JAM 3 Expand the left and right edges of the HOLDER SENSOR DUP pull out the shaft of the ACTUATOR DUP and remove the ACTUATOR DUP together with the SPRING SENSOR DUP Be sure to hitch the SPRING SENSOR DUP on the ACTUATOR DUP and the HOL...

Page 354: ...M to the HOLDER SENSOR DUP and remove the SENSOR PHOTO DUP JAM A Kmy03223EA 1 2 1 1 SENSOR PHOTO DUP JAM PWBA DUP H 1 Disconnect all the connectors on the PWBA DUP H P J427 P J428 P J429 P J430 P J431 2 Remove the two screws silver self tapping 8 mm that secure the PWBA DUP H to the FEEDER ASSY DUP and remove the PWBA DUP H B Kmy03224EA 1 P429 P430 P427 P431 P428 2 2 Ground Wire PWBA DUP H ...

Page 355: ...the GEAR ASSY from the BRACKET CLUTCH DUP 5 Remove the BEARING from the shaft of the ROLL ASSY DUP 1 6 Remove the E ring that secures the CLUTCH DUP to the ROLL ASSY DUP 1 7 Remove the CLUTCH DUP while pulling out the harness of the CLUTCH DUP from the hole on the side of the FEEDER ASSY DUP C Kmy03227EA 1 2 3 3 4 5 6 7 3 J431 CLUTCH DUP ROLL ASSY DUP 1 1 Remove the SPRING DUP from the BRACKET CLU...

Page 356: ... 4 6 8 5 7 7 ROLL ASSY DUP 1 FAN DUP 1 Release the four tabs that secure the COVER HARNESS CHUTE and remove the COVER HARNESS CHUTE 2 Disconnect the connector P J427 of the FAN DUP on the PWBA DUP H 3 Loosen the two clamps that secure the harness of the FAN DUP to the FEEDER ASSY DUP and remove the harness 4 Remove the two screws silver self tapping 10 mm that secure the BRACKET FAN DUP to the FEE...

Page 357: ...d Wire MOTOR ASSY DUP ROLL ASSY DUP 2 1 Remove the three screws silver self tapping 10 mm that secure the BRACKET MOTOR DUP to the FEEDER ASSY DUP and remove the BRACKET MOTOR DUP 2 Release the tab and remove the GEAR DUP from the shaft of the ROLL ASSY DUP 2 3 Release the two tabs of the FRANGE PULLEY UP with a mini screwdriver or a similar tool and remove the FRANGE PULLEY UP from the PULLEY DUP...

Page 358: ...Reassembly 358 Confidential 4 4 23 550 OPTION FEEDER PART 1 DISASSEMBLED PARTS LOCATION Table 4 22 List of Disassembled Parts Name Guide COVER CST 550 OPT GUIDE TRAY R 550 550 OPTION FEEDER GUIDE ASSY 550 L A B C COVER CST 550 OPT 550 OPTION FEEDER GUIDE ASSY 550 L GUIDE TRAY R 550 ...

Page 359: ...SETTE ASSY 550 IOT 1 Pull the CASSETTE ASSY 550 IOT out A B C CASSETTE ASSY 550 IOT COVER CST 550 1 Pull the COVER CST 550 toward you as far as it will go 2 With the center of the COVER CST 550 bowed a little release the two tabs and remove the COVER CST 550 from the main unit A C Kmy03004EA 2 1 2 2 COVER CST 550 ...

Page 360: ...50 OPT 1 Remove the CASSETTE ASSY 550 OPT A C CASSETTE ASSY 550 OPT COVER CST 550 OPT 1 Pull the COVER CST 550 OPT toward you as far as it will go 2 With the center of the COVER CST 550 OPT bowed a little release the two tabs and remove the COVER CST 550 OPT from the 550 OPTION FEEDER A C Kmy03077EA 2 1 2 2 COVER CST 550 OPT ...

Page 361: ...1 1 2 COVER RIGHT SWITCH ASSY SIZE 1 Disconnect the connector P J4211 that is connected to the SWITCH ASSY SIZE 2 Remove the clamp which is connected to the SWITCH ASSY SIZE together with the harness 3 Remove the screw silver self tapping 8 mm that secures the SWITCH ASSY SIZE to the GUIDE TRAY R 550 4 Pull out the guide pin on the bottom of the SWITCH ASSY SIZE from the square holes on the GUIDE ...

Page 362: ... the GUIDE TRAY R 550 to the FRAME ASSY OPT slide the GUIDE TRAY R 550 toward front to release the 12 tabs and remove the GUIDE TRAY R 550 by laying it inward A Kmy03239EB 1 GUIDE TRAY R 550 550 OPTION FEEDER 1 Remove the two SCREW JOINTs that secure 550 OPTION FEEDER to the main unit As this printer is heavy it must be lifted horizontally by two or more people 2 Lift up the main unit and remove t...

Page 363: ...usion of the COVER LEFT out of the concave surface of the FRAME ASSY OPT and remove the COVER LEFT C Kmy03232EA 1 1 2 3 COVER LEFT GUIDE ASSY 550 L 1 Remove the screw silver self tapping 8 mm that secures the GUIDE ASSY 550 L to the FRAME ASSY OPT 2 Release the tab that secures the GUIDE ASSY 550 L to the FRAME ASSY OPT temporarily move the GUIDE ASSY 550 L toward front to release the nine tabs an...

Page 364: ...ial 4 4 24 550 OPTION FEEDER PART 2 DISASSEMBLED PARTS LOCATION Table 4 23 List of Disassembled Parts Name Guide COVER LEFT FEEDER ASSY UNIT OPT ROLL ASSY TURN SENSOR PHOTO CST NO PAPER ACTUATOR NO PAPER A4 A B C COVER LEFT ROLL ASSY TURN ACTUATOR NO PAPER A4 FEEDER ASSY UNIT OPT SENSOR PHOTO CST NO PAPER ...

Page 365: ...50 OPT A B C CASSETTE ASSY 550 OPT COVER LEFT 1 Remove the two screws silver brimmed 8 mm that secure the COVER LEFT to the FRAME ASSY OPT 2 Release the two tabs that secure the COVER LEFT to the FRAME ASSY OPT 3 Pull the protrusion of the COVER LEFT out of the concave surface of the FRAME ASSY OPT and remove the COVER LEFT A B C Kmy03232EA 1 1 2 3 COVER LEFT ...

Page 366: ...e of the FRAME ASSY OPT and remove the COVER RIGHT A B C Kmy03235EA 1 1 1 1 2 COVER RIGHT CLUTCH ASSY TURN OPT 1 Disconnect the connector P J4201 on the harness of the CLUTCH ASSY TURN OPT 2 Loosen the three clamps that secure the harness of the CLUTCH ASSY TURN OPT and remove the harness 3 Remove the KL ring that secures the CLUTCH ASSY TURN OPT to the ROLL ASSY TURN 4 Remove the CLUTCH ASSY TURN...

Page 367: ...4 Remove the CLUTCH ASSY FEED OPT from the SHAFT FEED OPT A B C Kmy03234EA 1 J4213 2 3 4 CLUTCH ASSY FEED OPT FEEDER ASSY UNIT OPT 1 Disconnect the connector P J4212 on the harness connected to the FEEDER ASSY UNIT OPT and pull out the connector through the hole in the FRAME ASSY OPT 2 Remove the four screws silver self tapping 8 mm that secure the FEEDER ASSY UNIT OPT to the FRAME ASSY OPT 3 Rele...

Page 368: ...Remove the two E rings that secure the shaft of the ROLL ASSY TURN 2 Remove the BEARING REGI white that secures the shaft of the ROLL ASSY TURN 3 Remove the BEARING REGI E black that secures the shaft of the ROLL ASSY TURN Install the white BEARING on the right and the black BEARING on the left as shown in the figure 4 Temporarily slide the ROLL ASSY TURN toward left pull out the right end of the ...

Page 369: ... the SENSOR PHOTO CST NO PAPER 4 Disconnect the connector P J42121 of the SENSOR PHOTO CST NO PAPER B Kmy03244EB 1 1 1 2 3 2 4 J42121 SENSOR PHOTO CST NO PAPER ACTUATOR NO PAPER A4 1 While holding down the circular tab that secures the HOLDER NO PAPER L A4 to the SUPPORT NUDGER ASSY disengage the three tabs and remove the HOLDER NO PAPER L A4 by sliding it sideways The stopper of the ACTUATOR NO P...

Page 370: ...ly 370 Confidential 4 4 25 550 OPTION FEEDER PART 3 DISASSEMBLED PARTS LOCATION Table 4 24 List of Disassembled Parts Name Guide COVER RIGHT CLUTCH ASSY TURN OPT DRIVE ASSY OPT FDR CLUTCH ASSY FEED OPT SWITCH ASSY SIZE PWBA FEED H A B C D COVER RIGHT CLUTCH ASSY TURN OPT DRIVE ASSY OPT FDR ...

Page 371: ...C3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 371 Confidential SWITCH ASSY SIZE PWBA FEED H CLUTCH ASSY FEED OPT CASSETTE ASSY 550 OPT 1 Remove the CASSETTE ASSY 550 OPT A B C D CASSETTE ASSY 550 OPT ...

Page 372: ...ce of the FRAME ASSY OPT and remove the COVER RIGHT A B C D Kmy03235EA 1 1 1 1 2 COVER RIGHT CLUTCH ASSY TURN OPT 1 Disconnect the connector P J4201 on the harness of the CLUTCH ASSY TURN OPT 2 Loosen the three clamps that secure the harness of the CLUTCH ASSY TURN OPT and remove the harness 3 Remove the KL ring that secures the CLUTCH ASSY TURN OPT to the ROLL ASSY TURN 4 Remove the CLUTCH ASSY T...

Page 373: ...PT A B Kmy03234EA 1 J4213 2 3 4 CLUTCH ASSY FEED OPT DRIVE ASSY OPT FDR 1 Disconnect the connectors P J4221 and P J4222 connected to the DRIVE ASSY OPT FDR 2 Loosen the clamp on the DRIVE ASSY OPT FDR and remove the harness that is connected to the DRIVE ASSY OPT FDR 3 Remove the five screws silver 6 mm that secure the DRIVE ASSY OPT FDR to the FRAME ASSY OPT 4 Remove the DRIVE ASSY OPT FDR from t...

Page 374: ...ZE to the GUIDE TRAY R 550 4 Pull out the guide pin on the bottom of the SWITCH ASSY SIZE from the square holes on the GUIDE TRAY R 550 pull out the two guide pins from the hole on the GUIDE TRAY R 550 and remove the SWITCH ASSY SIZE C Kmy03236EA 2 3 4 1 J4211 SWITCH ASSY SIZE PWBA FEED H 1 Disconnect all the connectors on the PWBA FEED H P J419 P J420 P J421 P J422 2 Remove the three screws silve...

Page 375: ... LOCATION Table 4 25 List of Disassembled Parts Name Guide GUIDE ASSY SIDE R 550 A4 GUIDE ASSY SIDE L 550 A4 PLATE ASSY BTM A4 HANDLE CST 550 OPT GUIDE ASSY CST END 550 KIT ROLL ASSY FEED SEC FEED NUDGER KIT ROLL ASSY FEED SEC RETARD A B C D E PLATE ASSY BTM A4 GUIDE ASSY SIDE R 550 A4 GUIDE ASSY SIDE L 550 A4 HANDLE CST 550 OPT KIT ROLL ASSY FEED SEC RETARD ...

Page 376: ...3800 C3800D Revision C DISASSEMBLY REASSEMBLY Disassembly Reassembly 376 Confidential GUIDE ASSY CST END 550 ROLL ASSY FEED FEED NUDGER CASSETTE ASSY 550 OPT 1 Remove the CASSETTE ASSY 550 OPT A B C D E CASSETTE ASSY 550 OPT ...

Page 377: ...e GUIDE ASSY SIDE R 550 A4 and move the GUIDE ASSY SIDE R 550 A4 inward 4 Move the GUIDE ASSY SIDE L 550 A4 inward 5 While holding down the two tabs that secure the GUIDE ASSY SIDE R 550 A4 to the HOUSING BASE RE 550 release the three tabs of the GUIDE ASSY SIDE R 550 A4 from the cutouts of the HOUSING BASE RE 550 and remove the GUIDE ASSY SIDE R 550 A4 6 While holding down the two tabs that secur...

Page 378: ...eft side to the CASSETTE ASSY 550 OPT release the two tabs and remove the PLATE GEAR LOCK 550 Before performing reassembly be sure to slide the ACTUATOR RELEASE PB to unlock the lock and press the LEVER BTM LOCK to move up the PLATE ASSY BTM A4 as far as it will go 3 Release the tab on the GEAR PB R to remove it from the SHAFT PB A4 NEXT A Kmy03247EA 3 2 3 1 2 1 4 Remove the SHAFT PB A4 from the P...

Page 379: ...r tool release the down side of the HANDLE CST 550 OPT and remove the HANDLE CST 550 OPT B Kmy03246EA 1 2 1 2 1 1 1 1 HANDLE CST 550 OPT GUIDE ASSY CST END 550 1 Remove the screw silver brimmed 8 mm on the bottom of the CASSETTE ASSY 550 OPT that secures the GUIDE ASSY CST END 550 2 Pull the GUIDE ASSY CST END 550 toward you by pinching the tab and remove the GUIDE ASSY CST END 550 C Kmy03210EA 1 ...

Page 380: ...he KIT ROLL ASSY FEED SECs from the shafts D Kmy03078KA 1 1 1 1 1 2 1 2 KIT ROLL ASSY FEED SEC FEED NUDGER KIT ROLL ASSY FEED SEC RETARD KIT ROLL ASSY FEED SEC consists of three rollers one is installed in the CASSETTE ASSY 550 OPT and the other two in the FEEDER ASSY and is provided in a set When replacing these rollers be sure to replace them at one time 1 Release the two tabs on the left and ri...

Page 381: ...Confidential C H A P T E R 5 ADJUSTMENT ...

Page 382: ...red Tools or Program Reference When the printer is transported without replacing the cartridge s When the color registration seems misaligned Color Registration Alignment Auto Execute from the control panel See Page 383 Color Registration Alignment Manual 1 See Page 384 Controller board After replacing the controller board with a new one Write USB ID Execute from the special program Special progra...

Page 383: ... black ADJUSTING COLOR REGISTRATION 1 Make sure the LCD panel displays Ready then press the button to access the control panel menus 2 Press the button several times until the LCD panel displays Color Regist Menu then press the button twice C H E C K P O I N T You may not be able to adjust the color registration when the printer is in the sleep mode or when any error has occurred even if you can s...

Page 384: ... the alignment of the lines at the zero position for each color If the color segment of the line is in alignment with the black segments on either side to make one straight line no adjustment is required for that color If the line segment are not aligned adjust the registration as explained below Adjustment 1 Enter Print Adjust Menu 2 Select XXXX Regist item for the color Cyan Magenta or Yellow th...

Page 385: ...the system requirements are as follows Program PPInitSetting_Ver1x E exe System requirements OS Windows 95 98 ME 2000 XP Port used LPT USB INSTALLATION AND THE OPERATION OF THE PROGRAM 1 Copy all the files related to PPInitSetting program and save them into one folder 2 Double click the program icon to start the program 3 Select the model name from Model Selection 4 Select the port used to connect...

Page 386: ...bel attached to the printer Refer to 7 4 1 Status Sheet p 413 Table 5 2 Writing Method Main Board Condition Previous ID Check Writing Method Button Name Description Communication between the computer and the main board is impossible The previous ID can be confirmed with a printed paper such as a status sheet Store optional ID Enter the previous ID to write it into new main board The previous ID ca...

Page 387: ...erify that the version of the firmware on a new PWBA MCU matches the version of the previous PWBA MCU If not be sure to make them match each other by either upgrading or downgrading the firmware Do not replace both PWBA EEPROM XPRO and PWBA MCU at a time C H E C K P O I N T When the printer is turned on for the first time after the PWBA MCU is replaced the information unique to each printer is aut...

Page 388: ...data stored in a EEPROM on a PWBA MCU 2 EEPROM Data Restore Writes the data which was backed up in the above step into a EEPROM on a PWBA MCU 3 MCU Initialize Initializes a EEPROM on a PWBA MCU When replacing a PWBA MCU due to an error Service Req E900 do not perform EEPROM Data Backup or EEPROM Data Restore If data corruption has causing the error the same error may arise after executing the oper...

Page 389: ...Confidential C H A P T E R 6 MAINTENANCE ...

Page 390: ...r Photoconductor Waste toner box 1158 6 000 Replace Toner Y Outer dimensions of high capacity imaging cartridge and standard capacity imaging cartridge are the same When the error LED is flashing you can continue printing in monochrome by pressing the Start Stop button Printing is impossible when the error LED is lit Magenta 1159 6 000 Replace Toner M Cyan 1160 6 000 Replace Toner C Black 1161 8 0...

Page 391: ...rt belt Bias transfer roller Waste toner box 3024 100 000 Replace Transfer Unit Printing is impossible Replace the unit immediately FUSER UNIT 110 120 V Heat roller Quarts lamp for 120 V 3026 100 000 Replace Fuser The FUSER UNIT has reached the end of its service life Replace the unit immediately You can continue printing but print quality is not guaranteed while this message is displayed FUSER UN...

Page 392: ... torn at frequent intervals Retard roller Standard lower paper cassette Feed roller Nudger roller Retard roller 550 sheet paper cassette unit Feed roller Nudger roller Retard roller To prevent an electric shock burn injury etc always turn the printer off and unplug the power cord before starting cleaning Never use alcohol or thinner to clean the printer cover These chemicals can damage the compone...

Page 393: ... lower paper cassette Figure 6 3 Retard Roller MP Tray STANDARD LOWER PAPER CASSETTE Feed roller Nudger roller 1 Pull out the standard lower paper cassette 2 Gently wipe the rubber parts of the feed roller and the nudger roller with a well wrung wet cloth 3 Insert the standard lower paper cassette Figure 6 4 Feed Roller Nudger Roller Standard Lower Paper Cassette Retard roller 1 Pull out the stand...

Page 394: ...er and the nudger roller with a well wrung wet cloth 3 Insert the 550 sheet paper cassette unit Figure 6 6 Feed Roller Nudger Roller 550 sheet Paper Cassette Unit Retard roller 1 Pull out the 550 sheet paper cassette unit 2 Gently wipe the rubber parts of the retard roller with a well wrung wet cloth 3 Insert the 550 sheet paper cassette unit Figure 6 7 Retard Roller 550 sheet Paper Cassette Unit ...

Page 395: ...Confidential C H A P T E R 7 APPENDIX ...

Page 396: ... SIDE 275 I 108 HARNESS ASSY MSI NPP and HARNESS ASSY R SIDE 276 I 109 HARNESS ASSY EXIT CLT and HARNESS ASSY R SIDE 2721 B 107 TRANSFER UNIT and HARNESS ASSY FRONT COVER 2751 E 110 MSI No Paper Sensor and HARNESS ASSY MSI NPP 2761 I 107 DRIVE ASSY MAIN Exit Clutch and HARNESS ASSY EXIT CLT 27211 C 108 PWBA EEPROM BELT and HARNESS ASSY BELT TRANSFER UNIT 27212 D 107 ADC Sensor and HARNESS ASSY BEL...

Page 397: ...LUTCH ASSY PH TURN and HARNESS ASSY R SIDE 235 H 123 CLUTCH ASSY PH FEED and HARNESS ASSY R SIDE 241 I 125 HARNESS ASSY OHP SNR and HARNESS ASSY OHP 273 H 126 HARNESS ASSY R SIDE and 550 OPTION FEEDER HARNESS ASSY FDR UNIT 311 G 124 CRUM Sensor Y and HARNESS ASSY CRUM 312 G 123 CRUM Sensor M and HARNESS ASSY CRUM 313 G 122 CRUM Sensor C and HARNESS ASSY CRUM 314 G 122 CRUM Sensor K and HARNESS ASS...

Page 398: ... LV TOP 183 H 136 DISPENSER ASSY K and HARNESS ASSY LV TOP 184 H 137 DISPENSER ASSY C and HARNESS ASSY LV TOP 5041 D 138 Not used CN405 E 140 BOARD ASSY MAIN and HARNESS ASSY CON R CN411 D 140 BOARD ASSY MAIN and HARNESS ASSY USB AcuLaser C3800 C3800D only CN501 C 137 BOARD ASSY MAIN and HARNESS ASSY LV TOP CN601 E 138 BOARD ASSY MAIN and HARNESS ASSY ESS CN602 F 138 BOARD ASSY MAIN and HARNESS AS...

Page 399: ...BA MCU and HARNESS ASSY R SIDE 26 C 159 PWBA MCU and HARNESS ASSY HUM 27 C 159 PWBA MCU and HARNESS ASSY R SIDE 31 C 159 PWBA MCU and HARNESS ASSY CRUM 40 F 149 LVPS and HARNESS ASSY LV TOP 44 E 149 LVPS and HARNESS ASSY INTERLOCK 47 E 150 LVPS and HARNESS ASSY FUSER 48 E 150 LVPS and HARNESS ASSY INLET 101 C 158 Not used 261 H 152 SENSOR HUM and HARNESS ASSY HUM 274 D 153 PWBA EEPROM XPRO and HAR...

Page 400: ...UP and FAN DUP 428 F 168 PWBA DUP and HARNESS ASSY DUP UNIT 429 F 169 PWBA DUP and MOTOR ASSY DUP 430 F 168 PWBA DUP and HARNESS ASSY DUP SNR 431 F 168 PWBA DUP and CLUTCH DUP 2720 I 169 DUPLEX ASSY HARNESS ASSY DUP UNIT and PRINTER 4301 E 167 DUP Jam Sensor and HARNESS ASSY DUP SNR 1 427 430 431 428 4301 2720 429 A 162 163 164 165 166 167 168 169 170 171 172 173 174 175 161 B C D E F G H I J K L ...

Page 401: ... C2 MOT 423 G 180 Not used 4201 H 185 CLUTCH ASSY PH TURN and HARNESS ASSY C2 TURN 4202 H 185 Not used 4211 I 184 SWITCH ASSY SIZE and HARNESS ASSY C2 CHUTE 4212 H 184 HARNESS ASSY C2 CHUTE and HARNESS ASSY C2 NO PAPER 4213 H 185 CLUTCH ASSY PH FEED and HARNESS ASSY C2 CHUTE 4221 G 185 DRIVE ASSY OPT FDR OPT FDR Motor and HARNESS ASSY C2 MOT 4222 G 185 DRIVE ASSY OPT FDR OPT FDR Motor and HARNESS ...

Page 402: ... power on Updates the program ROM For operational procedures see 7 3 Firmware Update p 406 ROM module copy Hold down Start Stop Cancel Job and turn the power on Copies information in ROM module and saves it into another ROM module Maintenance mode Hold down and turn the power on Adds Maintenance Menu to the panel menu For details on each menu see Maintenance Menu p 403 Engine controller update Hol...

Page 403: ... on to Ready Sleep Other LCD Backlight Auto OFF ON OFF ON On OFF ON ON ON Off OFF ON OFF OFF Menu Option Function Engine Status Sheet Execute Prints an engine status sheet Make sure that an engine related error is not occurring when printing the sheet See Engine Status Sheet p 414 for details Print Log Report Execute Prints a print log report Make sure that an engine related error is not occurring...

Page 404: ... Selects the transfer current when SemiThk is selected for paper type Transfer Coated 1 3 3 0 3 Selects the transfer current when Coated is selected for paper type Temp Normal 4 5 6 0 6 Selects the fuser temperature when Normal is selected for paper type Temp Label 4 5 6 0 6 Selects the fuser temperature when Label is selected for paper type Temp Thick 4 5 6 0 6 Selects the fuser temperature when ...

Page 405: ...int results become thicker as the number increases The change will be in effect after printing 25 sheets at maximum 7 Adjustable from 36 to 36 The change will be in effect once is pressed Menu Option Function Color Regist Sheet Prints a Color Registration Sheet Examine the printout patterns for each of the three colors and select the number for the most densely printed line or the number for the m...

Page 406: ...e firmware data file from computer to AcuLaser C2800 C2800D C3800 C3800D via USB interface TOOL Computer OS Windows Firmware Update Tool Software tool for transmitting the firmware data file to printer via USB interface Unit Data Format Operation Panel Operation Tool Main Controller RCC Not required Required CRB Required Required Engine Controller MOT Required Required ...

Page 407: ...SB cable 3 Prepare the firmware data file Turn the computer on copy the firmware data file extension RCC and save it onto the computer Turn the computer on copy the firmware data file extension CRB and save it onto the computer 4 Start up the printer Hold down Start Stop Cancel Job and turn the printer on The printer will start up in Program ROM update mode 5 Prepare to transmit the file Run the F...

Page 408: ...he LCD panel and press the button on the control panel The Completion window will be displayed when the data transfer is finished Click OK 8 Confirm the checksum When the program update is finished the checksum appears on the LCD panel Confirm the checksum 9 Reboot the printer After confirming the data LED is turned off and the LCD panel displays Ready turn the printer power off and turn back on a...

Page 409: ... version on the status sheet Confirm that the firmware has been updated properly by comparing the status sheet with the one printed in step 1 Refer to 7 4 1 Status Sheet p 413 Confirm that the program firmware version has been updated correctly by comparing the status sheet with that printed in step 1 Refer to 7 4 1 Status Sheet p 413 Procedure Method 1 Method 2 LCD Panel RCC CRB ...

Page 410: ...urn off both the printer and the computer and connect them with a USB cable 3 Prepare the firmware data file Turn the computer back on copy the firmware data file extension MOT and save it into any route directory of the computer 4 Start up the printer Hold down Start Stop Cancel Job and turn the power on The printer will start up in Engine controller update mode Before connecting the USB cable ma...

Page 411: ...onfidential 5 Prepare to transmit the file Run the Firmware Update Tool Select the port and firmware data file on the Firmware Update Tool window 6 Transmit the data Click Send on the Firmware Update Tool screen Procedure Method LCD Panel send size XXX SENT SIZE XXX Type XXX sum XXX ...

Page 412: ...data is finished the checksum will be indicated on the LCD panel Confirm the checksum 9 Reboot the printer Turn the printer off and back on 10 Print a status sheet Print a status sheet or a engine status sheet 11 Check the firmware version on the status sheet Compare the firmware version printed on the status sheet or the engine status sheet with the one on the sheet printed in step 1 and confirm ...

Page 413: ...G Gradation priority D Definition Resolution priority 1200 1200 dpi 600 600 dpi 5 Footer Shows the following information IAddyme Controller firmware date DIMM writable space NOT writable Axxxx Color Look Up Table version xxxx Optional ROM CMTD installed in the expansion slot MCxxxxxxxxxx Engine controller version xxPxxxxxxxxxxYMMD USB serial No H USB connection H HS F FS space NOT connected D USB ...

Page 414: ...offset Printer adjust menu Normal Set values of transfer normal and temp normal Label Set values of transfer label and temp label Thick Set values of transfer thick and temp thick Extra thick Set values of transfer extra thk and temp extra thk Transparency Set values of transfer trnsprnc and temp trnsprnc Envelope Set values of transfer envelope and temp envelope Semi thick Set values of transfer ...

Page 415: ... Paper Jam Code p416 on analyzing jam codes Size Indicates the paper size in English character strings as shown on the LCD panel Type Indicates the specified media in decimal number Date and time Displays the date and time that the jam occurred by converting the time into the current local time The format for the time is yy mm dd hh mm appears when the time is not synchronized with the clock 1 3 4...

Page 416: ...tatus indication Bit Binary number Description 00040000 18 100 00000000 00000000 Remain at Dup 00020000 17 10 00000000 00000000 Remain at Exit 00010000 16 1 00000000 00000000 Remain at Reg 00008000 15 10000000 00000000 00004000 14 1000000 00000000 Duplex Jam 4 00002000 13 100000 00000000 Duplex Jam 3 00001000 12 10000 00000000 Duplex Jam 2 00000800 11 1000 00000000 Duplex Jam 1 00000400 10 100 000...

Page 417: ...alue is averaged each time the printer prints one page 7 Dots 1 Number of dots Number of dots printed with the amount of 1 of each toner The value is updated each time the printer uses the amount of 1 of toner 8 Estimate Pages Number of printable pages with the remaining quantity of each color Calculated with reference to Coverage duty and Dots 1 9 Toner cartridge record Current Genuineness Displa...

Page 418: ...EPSON AcuLaser C2800 C2800D C3800 C3800D Revision C APPENDIX Information Sheets 418 Confidential AcuLaser C2800 C2800D only 1 2 3 4 5 6 7 8 9 ...

Page 419: ...00 C3800D Revision C APPENDIX Exploded diagrams and Parts List 419 Confidential 7 5 Exploded diagrams and Parts List The exploded diagrams and the parts list of AcuLaser C3800 C3800D are shown on the pages that follow Total 44 pages ...

Page 420: ...Rev 01 C648 FOR EPSON AcuLaserC3800N DN NO 1 1 Only numbered Service Parts are available C648 CASE 011 01 01 06 01 01 10 Kmy05001EB 01 01 03 01 01 07 01 01 05 01 01 04 01 01 02 01 01 01 Front ...

Page 421: ...loded diagrams and Parts List 421 Confidential Ref No Part Name 01 01 01 COVER TOP ASSY E 01 01 02 COVER EXTENTION 1 E 01 01 03 COVER EXTENTION 2 E 01 01 04 COVER REAR E 01 01 05 COVER CST 550 E 01 01 06 COVER SIDE R E 01 01 07 COVER SIDE L E 01 01 10 COVER SIDE IF ...

Page 422: ... CASE 021 01 02 07 01 02 36 P2721 P2720 J272 Kmy05002EC 01 02 04 01 02 23 01 02 18 01 02 19 01 02 30 01 02 30 01 02 29 01 02 20 01 02 22 01 02 21 01 02 17 01 02 17 01 02 14 01 02 31 01 02 11 01 02 16 01 02 15 01 02 08 01 02 08 01 02 05 01 02 04 01 02 03 01 02 09 01 02 32 with 29 32 01 02 24 01 02 100 A ...

Page 423: ...SSY FRONT SEC 01 02 100 LOGO PLATE 13X54 C 01 02 11 HARNESS ASSY FRONT COVER 01 02 14 HOLDER DRAWER 01 02 15 HARNESS 01 02 16 CONTROL PANELMAIN PANEL 01 02 17 PIN PIVOT MSI 01 02 18 SHAFT LEVER 01 02 19 PLATE PIVOT 01 02 20 LEVER MSI 1 01 02 21 SPRING LEVER MSI 01 02 22 SPIRNG LEVER LINK 01 02 23 LEVER MSI 2 01 02 24 COVER ASSY MSI E 01 02 29 COVER MSI E 01 02 30 SHAFT PIVOT MSI 01 02 31 HARNESS A...

Page 424: ...AcuLaserC3800N DN NO 9 1 Only numbered Service Parts are available C648 ELEC 011 09 01 80 J481 J48 09 01 24 only ECC ETT 09 01 21 09 01 20 09 01 19 P274 J503 J44 09 01 03 09 01 01 09 01 11 09 01 08 09 01 05 Kmy05012EC Front ...

Page 425: ... 425 Confidential Ref No Part Name 09 01 01 PWBA EEPROM XPRO 09 01 03 BOARD ASSY I F6202A WW 09 01 05 HARNESS ASSY INTERLOCK 09 01 08 PSLV 200V STD 09 01 11 FAN MAIN 09 01 19 SENSOR HUM 09 01 20 PWBA MCU KMY S 09 01 21 POWER CORD 09 01 22 HARNESS ASSY INLET 200V S 09 01 24 POWER SWITCH110K1157X ...

Page 426: ...ly numbered Service Parts are available Rev 01 C648 FOR EPSON AcuLaserC3800N DN NO 9 2 C648 ELEC 021 09 02 17 09 02 03 09 02 03 09 02 15 09 02 14 09 02 11 09 02 10 09 02 09 09 02 08 09 02 07 A A Kmy05020EB B B ...

Page 427: ...Parts List 427 Confidential Ref No Part Name 09 02 03 SCREW KNURLING 09 02 07 BOARD ASSY MEMORY 09 02 08 SDRAMDIMM 09 02 09 BOARD ASSY MAIN6191B ASP 09 02 10 NETWORK BOARD 09 02 11 GUIDE RAIL 09 02 14 HARNESSMAIN HARNESS 09 02 15 HARNESSMAIN USB MEMORY 09 02 17 GROUNDING SPRING TYPE B ...

Page 428: ...le FOR EPSON AcuLaserC3800N DN NO 2 1 C648 MECH 011 02 01 03 Kmy05003EB 02 01 21 02 01 20 02 01 18 02 01 17 02 01 17 02 01 16 02 01 15 02 01 14 02 01 13 02 01 13 02 01 12 02 01 12 02 02 24 with 3 12 24 02 01 02 Ref PL2 2 1 Front Rev 01 C648 ...

Page 429: ...l Ref No Part Name 02 01 02 CASSETTE ASSY FRONT 550 E 02 01 03 HOLDER ASSY RETARD MSI E 02 01 12 ROLL PINCH TURN 02 01 13 SPRING PINCH TURN 02 01 14 FOLLOWER L 02 01 15 FOLLOWER R 02 01 16 ARM L 02 01 17 SPRING N F 02 01 18 ARM R 02 01 20 PLATE ASSY BOTTOM 02 01 21 HOLDER ASSY MSI L 02 01 24 ACTUATOR ASSY MSI ...

Page 430: ...Parts are available Rev 01 C648 FOR EPSON AcuLaserC3800N DN NO 2 2 C648 MECH 021 a 02 02 23 02 02 23 Kmy05004EB 02 02 26 02 02 23 02 02 13 02 02 09 02 02 02 with PL2 2 a PL3 2 ax2 02 02 80 02 02 12 without 80 02 02 01 Front ...

Page 431: ... Parts List 431 Confidential Ref No Part Name 02 02 01 CASSETTE ASSY REAR 550 E 02 02 02 PLATE ASSY BTM A4 E 02 02 09 GUIDE ASSY SIDE R 550 E 02 02 12 HOLDER ASSY RETARD E 02 02 13 COVER RTD CST MAT E 02 02 23 ACTUATOR SIZE 02 02 26 SPRING STOPPER GEAR 02 02 80 KIT ROLL ASSY FEED SEC ...

Page 432: ... Parts are available 03 01 05 03 01 04 03 01 03 Rev 01 C648 FOR EPSON AcuLaserC3800N DN NO 3 1 C648 MECH 031 J235 J233 03 01 20 03 01 19 MSI NO PAPER SENSOR J2751 P2751 J275 J236 Kmy05005EA 03 01 10 03 01 17 03 01 15 Ref PL3 2 1 ...

Page 433: ...ed diagrams and Parts List 433 Confidential Ref No Part Name 03 01 03 SOLENOID FEED MSI 03 01 04 SPRING FEED MSI 03 01 05 GEAR MSI 03 01 10 ROLL ASSY FEED 03 01 15 SENSOR UPPER PASS 03 01 17 HARNESS ASSY MSI NPP 03 01 19 CLUTCH ASSY PH REGI 03 01 20 CLUTCH ASSY PH FEED ...

Page 434: ...3 02 80 with PL2 2 a PL3 2 ax2 P241 J24 03 02 58 03 02 54 03 02 57 03 02 56 J234 P2412 J2412 J241 P2411 J2411 J232 J2322 J2321 P2321 P2322 REGI SENSOR CST NO PAPER SENSOR Kmy05006EB 03 02 49 a 03 02 37 03 02 30 a 03 02 32 03 02 30 03 02 25 03 02 27 03 02 16 03 02 15 03 02 13 03 02 07 03 02 05 03 02 04 without80 03 02 01 ...

Page 435: ... ROLL REGI RUBBER 03 02 13 ACTUATOR A 03 02 14 SPRING REGI SNSR A 03 02 15 ACTUATOR B 03 02 16 SPRING REGI SNSR B 03 02 25 CLUTCH ASSY PH TURN 03 02 27 SPRING EARTH 03 02 30 SENSOR UPPER PASS 03 02 32 ROLL ASSY TURN 03 02 37 HARNESS ASSY REGI SNR 03 02 49 ACTUATOR NO PAPER A4 03 02 54 PWBA OHP LED 03 02 56 PWBA OHP SNR 03 02 57 HARNESS ASSY OHP SNR 03 02 58 HARNESS ASSY OHP 03 02 80 KIT ROLL ASSY ...

Page 436: ...051 05 01 26 05 01 26 J181 J182 P141 J184 TONER CARTRIDGE SENSOR CRUM SENSOR P193 K P194 C P192 M P191 Y P311 P312 P313 P161 J16 J183 P314 J12 Kmy05008EC 05 01 17 05 01 15 05 01 12 05 01 12 05 01 12 05 01 12 05 01 08 05 01 06 05 01 05 05 01 03 05 01 03 05 01 03 05 01 24 05 01 25 05 01 23 05 01 03 05 01 02 ...

Page 437: ...ial Ref No Part Name 05 01 02 ROS ASSY SEC 05 01 03 CONNECTOR CRUM 05 01 05 ACTUATOR SENSOR CRU 05 01 06 SPRING CRU 05 01 08 SENSOR UPPER PASS 05 01 12 DISPENSER ASSY 05 01 15 LED ASSY 05 01 17 PSHV STD 05 01 23 VISOR ASSY LABEL 05 01 24 LEVER VISOR CRU R 05 01 25 LEVER VISOR CRU L 05 01 26 SPRING VISOR CRU ...

Page 438: ... available Rev 01 C648 FOR EPSON AcuLaserC3800N DN NO 6 1 C648 MECH 061 06 01 01 J17 J47 J171 P171 Kmy05009EA 06 01 13 06 01 11 06 01 02 06 01 02 06 01 03 06 01 06 06 01 05 06 01 04 06 01 03 06 01 03 06 01 03 06 01 02 06 01 02 Ref PL1 2 9 ...

Page 439: ...agrams and Parts List 439 Confidential Ref No Part Name 06 01 01 CHUTE ASSY EXIT OUT 06 01 02 SPRING PINCH EXIT OUT 06 01 03 ROLL PINCH EXIT 06 01 04 SPRING CORRUGATE 06 01 05 ROLL CORRUGATE 06 01 06 HOLDER CORRUGATE 06 01 11 HARNESS ASSY FUSER 200V 06 01 13 CHUTE DUP GATE ...

Page 440: ... Parts are available Rev 01 C648 FOR EPSON AcuLaserC3800N DN NO 7 1 C648 MECH 071 07 01 04 07 01 04 JP231 Kmy05010EC 07 01 09 07 01 05 07 01 19 07 01 01 07 01 14 07 01 14 07 01 17 07 01 18 07 01 14 07 01 14 07 01 13 07 01 03 07 01 01 ...

Page 441: ...ts List 441 Confidential Ref No Part Name 07 01 01 HOLDER ASSY WHEEL STAR 07 01 03 LINK L 07 01 04 LEVER RELEASE 07 01 05 KIT HOLDER ASSY DAMPER L 07 01 09 KIT HOLDER ASSY DAMPER R 07 01 13 LINK R 07 01 14 FOOT 07 01 17 GUIDE TRAY R 550 07 01 18 SWITCH ASSY SIZE 07 01 19 GUIDE ASSY 550 L ...

Page 442: ...Only numbered Service Parts are available Rev 01 C648 FOR EPSON AcuLaserC3800N DN NO 8 1 C648 MECH 081 P251 P222 P221 P211 J2761 Kmy05011EB 08 01 06 08 01 05 08 01 02 Front ...

Page 443: ...PSON AcuLaser C2800 C2800D C3800 C3800D Revision C APPENDIX Exploded diagrams and Parts List 443 Confidential Ref No Part Name 08 01 02 DRIVE ASSY MAIN 08 01 05 KIT MOT ASSY PH 08 01 06 KIT GEAR ASSY PH ...

Page 444: ...P233 J221 J222 J274 J232 J251 J231 P273 J5041 J401 J14 J15 J18 J141 P184 P183 P182 P2761 J111 J101 J261 J191 J11 J10 J26 J192 J193 J194 J19 J276 J314 J313 J312 J311 J31 10 01 08 10 01 07 10 01 06 10 01 05 10 01 04 10 01 02 10 01 01 10 01 03 Ref PL9 1 20 Ref PL9 1 8 P23 P25 P21 P22 P101 P18 P15 P19 P10 P11 P14 P31 P24 P26 P27 P12 P16 P17 P40 P502 P503 P504 P501 P44 P47 P48 Kmy05013EA ...

Page 445: ...d Parts List 445 Confidential Ref No Part Name 10 01 01 HARNESS ASSY ESS S 10 01 02 HARNESS ASSY VIDEO S 10 01 03 HARNESS ASSY HUM 10 01 04 HARNESS ASSY TNR SNR 10 01 05 HARNESS ASSY CRUM 10 01 06 HARNESS ASSY EXIT CLT 10 01 07 HARNESS ASSY R SIDE 550 10 01 08 HARNESS ASSY LV TOP S ...

Page 446: ...Only numbered Service Parts are available Rev 01 FOR 550 Sheet Paper Cassette Unit NO 2 1 C802 OPTI 160 J4213 J4201 Kmy05016EB 02 01 06 02 01 05 02 01 03 Ref PL2 2 Ref PL2 4 1 Ref PL2 3 1 Front ...

Page 447: ...ON AcuLaser C2800 C2800D C3800 C3800D Revision C APPENDIX Exploded diagrams and Parts List 447 Confidential Ref No Part Name 02 01 03 SCREW JOINT 02 01 05 CLUTCH ASSY TURN OPT 02 01 06 CLUTCH ASSY FEED OPT ...

Page 448: ...Unit NO 2 2 C802 OPTI 161 P4201 P4202 P4212 P4213 P4211 J4211 J4221 P4221 P4222 J4222 J419 J273 J422 J420 P422 P420 P1 P419 P423 P421 J421 Kmy05017EC 02 02 12 02 02 15 02 02 15 02 02 15 02 02 15 02 02 09 a a 02 02 10 02 02 11 02 02 08 02 02 07 02 02 06 02 02 05 02 02 03 Front A A ...

Page 449: ...Confidential Ref No Part Name 02 02 03 HARNESS ASSY FDR UNIT 02 02 05 SWITCH ASSY SIZE 02 02 06 PWBA FEED H 02 02 07 HARNESS ASSY C2 CHUTE 02 02 08 HARNESS ASSY C2 TURN 02 02 09 HARNESS ASSY C2 MOT 02 02 10 DRIVE ASSY OPT FDR 02 02 11 GUIDE TRAY R 550 02 02 12 GUIDE ASSY 550 L 02 02 15 FOOT OPT FDR ...

Page 450: ...aper Cassette Unit NO 2 3 C802 OPTI 162 02 03 80 with PL2 3 ax2 PL2 5 a J4212 J42121 P42121 CST NO PAPER SENSOR Kmy05018EB a 02 03 25 a 02 03 14 02 03 30 02 03 09 02 03 09 02 03 09 02 03 09 02 03 09 02 03 08 02 03 08 02 03 08 02 03 08 02 03 08 02 03 04 without80 02 03 01 ...

Page 451: ...and Parts List 451 Confidential Ref No Part Name 02 03 01 FEEDER ASSY UNIT OPT SEC 02 03 04 ROLL ASSY TURN 02 03 08 ROLL PINCH TURN 02 03 09 SPRING PINCH TURN 02 03 14 SENSOR UPPER PASS 02 03 25 ACTUATOR NO PAPER A4 02 03 30 HARNESS ASSY C2 NO PAPER 02 03 80 KIT ROLL ASSY FEED SEC ...

Page 452: ...Front Only numbered Service Parts are available FOR 550 Sheet Paper Cassette Unit NO 2 4 C802 OPTI 163 Kmy05019EA 02 04 02 Ref PL2 5 1 Rev 01 ...

Page 453: ...EPSON AcuLaser C2800 C2800D C3800 C3800D Revision C APPENDIX Exploded diagrams and Parts List 453 Confidential Ref No Part Name 02 04 02 CASSETTE ASSY FRONT 550 OPT E ...

Page 454: ...Parts are available Rev 01 FOR 550 Sheet Paper Cassette Unit NO 2 5 C802 OPTI 164 with PL2 3 ax2 PL2 5 a 02 05 80 02 05 23 02 05 23 Kmy05021EA a 02 05 26 02 05 23 02 05 13 02 05 09 02 05 02 02 05 12 without 80 02 05 01 Front ...

Page 455: ... Parts List 455 Confidential Ref No Part Name 02 05 01 CASSETTE ASSY REAR 550 E 02 05 02 PLATE ASSY BTM A4 E 02 05 09 GUIDE ASSY SIDE R 550 E 02 05 12 HOLDER ASSY RETARD E 02 05 13 COVER RTD CST MAT E 02 05 23 ACTUATOR SIZE 02 05 26 SPRING STOPPER GEAR 02 05 80 KIT ROLL ASSY FEED SEC ...

Page 456: ...e available 01 01 15 Rev 01 FOR Duplex Unit NO 1 1 C802 OPTI 158 01 01 25 DUP JAM SENSOR P1 P429 J2720 J428 P428 P431 J4301 P4301 J430 J427 P427 P430 Kmy05014EA 01 01 18 01 01 13 01 01 12 01 01 10 01 01 09 Ref PL11 2 Front To PL11 2 ...

Page 457: ...C APPENDIX Exploded diagrams and Parts List 457 Confidential Ref No Part Name 01 01 09 ACTUATOR DUP 01 01 10 SPRING SENSOR DUP 01 01 12 SENSOR UPPER PASS 01 01 13 HARNESS ASSY DUP SNR 01 01 15 PWBA DUP H 01 01 18 HARNESS ASSY DUP UNIT 01 01 25 FAN DUP ...

Page 458: ...Only numbered Service Parts are available Rev 01 FOR Duplix Unit NO 1 2 C802 OPTI 159 01 02 23 From PL11 1 01 02 10 01 02 21 J429 J431 Kmy05015EB 01 02 15 01 02 14 01 02 28 01 02 02 Front ...

Page 459: ...APPENDIX Exploded diagrams and Parts List 459 Confidential Ref No Part Name 01 02 02 BELT DUP 3M 128Z 01 02 10 CLUTCH ASSY FEED 01 02 14 ROLL ASSY DUP 1 01 02 15 ROLL ASSY DUP 2 01 02 21 SPRING DUP 01 02 23 MOTOR ASSY DUP 01 02 28 HARNESS ASSY DUP EARTH ...

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