Epson R800 - Stylus Photo Color Inkjet Printer Page 54 Service Manual Download

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EPSON Stylus Photo R800

Revision A

TROUBLESHOOTING

Overview

Table 3-13. Phenomenon-Based Maintenance Request Check Points

Occurrence

Timing

Phenomenon Detail

Faulty Part/

Part Name

Check Point

Remedy

At power-on

At power-on, the printer does
not operate at all.

Waste Ink Pads 1. Using the Adjustment Program, check that the Protection

Counter A+B value is the following count or more.

Home side

: 14787 count or more

Opposite-to-home side : 17115 count or more

1. Change the Waste Ink Pads and reset

the Protection Counter A+B value with
the Adjustment Program.

Home side: 24<H>, 25<H>

Opposite-to-home side: 26<H>,

27<H>

Download Service Manual And Resetter Printer at http://printer1.blogspot.com

Summary of Contents for R800 - Stylus Photo Color Inkjet Printer

Page 1: ...EPSONStylusPhotoR800 Color Inkjet Printer SERVICE MANUAL SERVICE MANUAL SEIJ03012 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 2: ...E UNTIL INSTRUCTED TO DO SO WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS WARNING 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATING PLATE IF THE EPSON PRODUCT HAS A PRIMAR...

Page 3: ... List Electric circuit boards components layout Electrical circuit boards schematics Symbols Used in this Manual Various symbols are used throughout this manual either to provide additional information on a specific topic or to warn of possible danger present during a procedure or an action Be aware of all symbols when they are used and always read NOTE CAUTION or WARNING messages Indicates an ope...

Page 4: ...evision Status Revision Date of Issue Description A December 16 2003 First Release B May 27 2004 Correction of the misspellings Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 5: ...rinciple 34 Chapter 3 TROUBLESHOOTING 3 1 Overview 38 3 1 1 Troubleshooting according to panel messages 38 3 1 2 Superficial Phenomenon Based Troubleshooting 62 Chapter 4 DISASSEMBLY ASSEMBLY 4 1 Overview 73 4 1 1 Precautions 73 4 1 2 Tools to Be Used 74 4 1 3 Screw List 75 4 1 4 Pre Shipment Checks 76 4 2 Disassembly 77 4 2 1 Removing the Housings 78 4 2 2 Stacker Assy 82 4 2 3 Waste Ink Pads 84 ...

Page 6: ... 4 Lubrication 155 Chapter 7 APPENDIX 7 1 Connector Summary 162 7 1 1 Connectors and Pin Layouts 162 7 2 Exploded Diagram 163 7 3 Parts List for EPSON Stylus Photo R800 170 7 4 Component Layout 172 7 5 Circuit Diagram 174 Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 7: ...C H A P T E R 1 PRODUCTDESCRIPTION Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 8: ...2 0 HS compatibility IEEE 1394 Compact space saving Windows Macintosh Exclusive Multi size Capable ASF ASF equipped as standard supports forms ranging from business cards to A4 CSIC compatible Independent Ink Cartridge Roll paper compatibility Fast 4 side borderless printing compatibility Two sided printing compatibility Prevention of platen printing by optical sensor CD R DVD R printing compatibi...

Page 9: ...ble 1 1 Application PG Position PG PG 0 PG PG Release Printing Special thick paper Plain paper Special thin paper PG rub avoidance Envelope PG 0 rub avoidance CD R Board paper Non printing Standby position after power on For bottom stacker Initialization at power on Cleaning wiping Waiting for CD R Board paper to be fed Paper jam removal PG value 1 2mm 1 7mm 2 1mm 4 5mm Sensor PG PG Typ PG PG Rele...

Page 10: ...ED Power LED Table 1 2 Normal status Functions Switch Function Power switch Power On Off Paper switch Loads or Ejects the Paper In the condition of printing cancel the print job Ink switch Starts the Cleaning of head with 3 second pushing Moves the Carriage to ink cartridge change position When Carriage is on the ink cartridge change position return carriage from ink cartridge change position Roll...

Page 11: ...ata Processing Blink 19 Pause 1 Status 05h 18 Ink Sequence Processing Blink 17 Ink Cartridge Change Mode Blink 16 PG Release Processing Blink Blink Blink 15 Ink Low warning Blink 14 Tear Off Status 11h 13 Paper Mismatch Error 0Ch Fast Blink 12 Paper Out 06h On 11 Ink Out 05h On 10 No Ink Cartridge or Ink Cartridge Error 05h On 9 Paper Jam Error 04h Blink 8 Card Loading Error 2Ah Fast Blink 7 Cutte...

Page 12: ... in this state Install the new Ink Cartridge No Ink Cartridge CSIC Error When printer detects that Ink Cartridge comes off it goes this error mode Install the new Ink Cartridge Paper Jam Error Failure of ejecting a sheet Failure of loading a sheet to the loading position Remove the jammed paper Card Loading Error When the card was loaded to the wrong position the printer goes this error Set an A4 ...

Page 13: ... set Ink Cartridge one for each of 8 colors 1 set CD ROM Printer driver utility 1 set CD DVD tray 1 set CD DVD print position check sheet 1 set 8cm CD DVD attachment 1 set Roll paper holder 1 set Power cord 1 set CONSUMABLES AND OPTIONS Ink cartridges Gloss Optimizer T0540 Black T0541 Cyan T0542 Magenta T0543 Yellow T0544 Red T0547 Matte Black T0548 Blue T0549 Roll paper auto cutter Cutter paper s...

Page 14: ...C H A P T E R 2 OPERATINGPRINCIPLES Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 15: ...loading rollers at the time of fixed value paper loading or paper feed eject operation To grasp the paper feed pitch the precision gear surface is fitted with the PF scale and the PF encoder sensor is used to control the motor APG Motor DC motor with brushes Power source to drive the Carriage Unit at the time of PG setting The two APG Sensors and Carriage Shaft are driven vertically to control the...

Page 16: ...vidual differences measured in this sequence the voltage is corrected to make the drive current value constant without an individual difference according to the variations individual differences measured in this sequence CR measurement sequence To set the appropriate drive current value according to the variation of the CR mechanical load the mechanical load is measured in a CR measurement sequenc...

Page 17: ...eached the Carriage lock confirmation position until it makes contact with the right frame is 4 steps or less the printer judges that the Carriage Unit is in the home position The IC14 ASIC sets the drive current value adequate for the Carriage Unit motion and outputs it to the motor driver Based on the signal output from the IC14 ASIC the IC5 Motor Driver outputs the CR Motor drive current to the...

Page 18: ...Threshold value detection voltage Paper absent CD R Tray When a CD R is used the dark voltage is measured on the CD R tray and the threshold value VS is then calculated and saved in the EPROM area as a PW detection level Threshold value detection voltage CD R present tray home position detected The measurement voltage in the presence of the CD R is saved into the EEPROM as a white level The white ...

Page 19: ...g Mechanism Table 2 4 Relationships between Nozzle Lines and Color Arrangement Line Ink A Yellow B Magenta C Cyan D Matte black E Photo black F Red G Blue H Gloss Optimizer 31 89mm 41 66mm Carriage moving direction Paper feeding direction 0 071mm 1 360inch 0 141mm 1 180inch Line A 7 620mm 216 720inch 2 258mm 64 720inch 2 258mm 64 720inch 2 258mm 64 720inch 2 258mm 64 720inch 7 620mm 216 720inch 7 ...

Page 20: ...To enable direct printing onto thick paper and CD R label this product has the mechanism to feed paper from the printer front manually 1 When the Stacker is lifted the close signal of the PG Release Sensor is transmitted to the APG Assy in the following order PG Release Sensor Main Board Relay Board APG Motor APG Assy 2 Driven by the APG Motor the APG Assy sets the PG position to PG release to rel...

Page 21: ...he leading edge of the roll paper to the PE Sensor the Paper LED blinks In this state draw the roll paper and press the Paper Switch to return to the panel operation that enables paper feeding from the ASF When roll paper printing data is received when cutter is fitted When data is No auto cut 1 After end of printing press the Roll Paper Switch This feeds the separation position in the print data ...

Page 22: ...jection direction 6 The Carriage Unit moves leftward the PW Sensor detects the left side white marking then the Carriage Unit moves rightward and the PW Sensor detects the right side white marking 7 The Carriage Unit moves to the center of the CD R Tray and the PW Sensor starts detection in the back and forth direction of the CD R After the leading edge of the CD R is detected the CD R Tray is fed...

Page 23: ...94 45 5 PF Roller Shaft Paper Eject Roller front Drive Transmission Path PF Motor Pinion Gear PF Timing Belt Combination Gear 36 294 45 5 Spur 31 5 Spur 54 Paper Eject Roller front Paper Eject Roller rear Drive Transmission Path PF Motor Pinion Gear PF Timing Belt Combination Gear 36 294 45 5 Spur 31 5 Spur 54 Spur 18 Spur 15 5 Spur 18 Paper Eject Roller rear The following shows the part names and...

Page 24: ...llowing cases to perform control so that an adequate current value is set according to the mechanical load When power is switched on When the Ink Cartridge is replaced When the removal or fitting of the cutter is recognized in the paper feed sequence When the mechanical load in the paper loading path reaches the specified value Fatal Error is displayed When the cutter is not fitted When the cutter...

Page 25: ...Pump Unit The drive of the Pump Motor is transmitted to the Pump Unit in the following path Motor Pinion Gear Combination Gear 10 2 21 2 IS Spur Gear 20 4 IS Pump Unit The following shows the internal part names and operation outline of the Pump Unit Figure 2 9 Outline of Pump Unit Inside Table 2 7 Pump Motor Specifications Item Specifications Type 4 phase 48 pole PM type stepping motor Drive volt...

Page 26: ...s the tube 3 Ink is not sucked 2 2 5 3 Cap Unit The Cap Unit is designed to bring the Cap into close contact with the Print Head surface and suck ink by the driving force of the Pump Unit to secure air tightness in the Cap When the printer is in a standby status or its power is OFF the Cap Unit prevents the ink from thickening Ink is fed to the Waste Ink Pad in the following path Ink Cartridge Hea...

Page 27: ... I C side is rewritten Note Reason why the used model name data is rewritten from the printer to the I C To grasp which printer used the I C removed 4 The change flag 2 flag that indicates change CL is set and CL is executed When current I C consumption is the same as ink consumption in EEPROM 1 When the initial filling flag is set and the CSIC side ink consumption is 0 the printer judges that ini...

Page 28: ...ling flag is set and the CL operating flag is not set the printer assumes that the initial filling was not executed at all power was switched on but the cartridges were not set and when the printer is powered on next time it executes initial filling Change cleaning Change CL1 is executed when Ink Cartridge change is made Change CL1 3 4g 0 425g per color Manual cleaning This product provides three ...

Page 29: ...into the Cap according to the Periodic large amount flushing timer 2 2 7 Paper Cutter Mechanism The Paper cutter mechanism consists of such main parts as the Cutter Motor left and right HP Sensors 2 pcs in all Relay Board Paper Eject Roller and Paper Holddown Flap in the Cutter unit Operation during printing When the Cutter Blade starts cutting the Paper Hold down Flap rises The paper is held and ...

Page 30: ... by the Cutter consists of the basic cutting sequences 1 and 2 Basic cutting sequences 1 Means movement from the right HP Sensor to the left HP Sensor At this time as soon as the Cutter Blade starts moving from the right HP Sensor the Timer starts If the left HP Sensor does not detect the Cutter Blade within 3 seconds the Cutter initialization sequence is executed and then Cutter Jam Error or Cutt...

Page 31: ...Lock CARRIAGE UNIT OUTSIDE HP 1 When the PG position is other than PG after power on the drive of the APG Motor is transmitted to the Carriage Shaft and the PG position changes to PG 2 The drive of the CR Motor is transmitted to the Carriage Unit and the Carriage Unit returns to the home position at slow speed 3 The drive of the PF Motor is transmitted to the PF Roller and Paper Eject Rollers fron...

Page 32: ...PSE Basic circuit structure RCC switching regulator system 42VDC and 3 3VDC are supplied to the Printer Mechanism and Control Board The following indicates the applications of the voltages generated in this power supply circuit PNL Board MAIN Board PSB PSE Power Supply Board Power OFF 3 3VDC 42VDC Printer Mechanism CR Motor PF Motor ASF Motor Head drive circuit Sensors Pump Motor APG Motor Table 2...

Page 33: ...AIN Circuit Operating Principle The C550 MAIN Board consists of the following circuits and sensors Logic Circuits CPU ASIC 2 in 1 PROM SDRAM Motor control Drive circuits CR Motor PF Motor APG Motor ASF Motor Pump Motor Head control Drive circuit Interface Circuits USB 2 0 IEEE1394 Sensor circuits Reset circuits EEPROM circuit D A converter circuit Download Service Manual And Resetter Printer at ht...

Page 34: ...d by the C550 PSB PSE Board and is used to drive multiple components This is done to reduce the power of the logic circuit The following table indicates the 3 3V drive components and 1 5V drive components Table 2 10 3 3V and 1 5V Drive Components 3 3V 1 5V Nozzle selection circuit above Print Head CR Encoder Sensor PE Sensor PG Release Sensor CSIC CPU ASIC 2 in 1 PROM SDRAM Motor circuit Panel LED...

Page 35: ...RAM IC12 EEPROM IC3 USB CN2 Cutter Unit CN6 Motor Driver IC5 Head Driver IC7 Q13 Q14 CN4 PF Encoder Sensor Print Head CR Encoder Sensor CR Motor CN10 CSIC Board CN8 CN7 C550 Panel Board C550 PSB PSE Board Reset IC13 Reset IC16 CN4 PW Sensor Ink Mark Sensor DAC IC2 PF Motor APG Motor ASF Motor Pump Motor CN5 Relay Board PE Sensor PG Release Sensor ASF Sensor APG Sensor 1 APG Sensor 2 CN11 CN12 CN13...

Page 36: ...C H A P T E R 3 TROUBLESHOOTING Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 37: ...or Refer to Table 3 4 Phenomenon Based Paper Out Error Check Points on page 43 Paper Jam Error Refer to Table 3 5 Phenomenon Based Paper Jam Error Check Points on page 48 Card Loading Error Refer to Table 3 6 Phenomenon Based Card Loading Error Check Points on page 49 Paper Mismatch Error Refer to Table 3 7 Phenomenon Based Paper Mismatch Error Check Points on page 50 Ink Low Refer to Table 3 8 Ph...

Page 38: ... a new one Panel Board 1 Check the Panel Board for damage 1 Change the Panel Board for a new one Power Supply Board 1 Check that the Connector cable of the Power Supply Board is securely connected to the Main Board CN7 1 Connect the Connector cable of the Power Supply Board 2 Check that the blue line side pin of the Power Supply Board Connector cable is inserted into the 1 Pin Refer to the above p...

Page 39: ...e power on sequence has started the LED turns off and the printer does not operate Main Board 1 Check that the Relay connector of the ASF Motor and the Relay connector of the Pump Motor are not connected to cause a short circuit 1 Change the Main Board for a new one Table 3 2 Phenomenon Based Communication Error Check Points Occurrence Timing Phenomenon Detail Faulty Part Part Name Check Point Rem...

Page 40: ...hapter 5 ADJUSTMENT IEEE1394 1 Check that the same code as the IEEE1394 QR label code is saved at BA H to BE H of the EEPROM 1 Input the code given as the IEEE1394 QR label code Refer to Chapter 5 ADJUSTMENT Printer driver 1 Check that the Stylus Photo R800 printer driver has been installed 1 Install the Stylus Photo R800 printer driver 2 Check that the connected printer is the Stylus Photo R800 2...

Page 41: ... Printer Cover The Printer Cover is in a closed state but Cover Open Error is displayed Cover Open Sensor 1 Check that the Connector cable of the Cover Open Sensor is securely connected to the connectors of the Cover Open Sensor and Panel Board 1 Connect the Connector cable of the Cover Open Sensor to the connectors of the Cover Open Sensor and Panel Board 2 Check the Cover Open Sensor for damage ...

Page 42: ... the cleaning sheet upside down and put it into the ASF Assy 2 Press the Paper Switch to start paper feed 3 Repeat the above steps several times To remove persistent contamination staple an alcohol dampened cloth to a postcard and clean the rollers in the following method 1 Place the alcohol dampened cloth toward the LD Roller surface of the ASF Assy 2 Hold the mount top end securely and press the...

Page 43: ... tester check the resistance value of the ASF Motor Resistance value 7 4Ω 10 2 If the resistance value is abnormal change the ASF Motor for a new one 3 Check the ASF Motor connector cable for damage 3 Change the ASF Motor for a new one Table 3 4 Phenomenon Based Paper Out Error Check Points Occurrence Timing Phenomenon Detail Faulty Part Part Name Check Point Remedy Relay Connector ASF Motor Downl...

Page 44: ...n Lever actively by hand in the same state as when the paper passes and check that the Detection Lever is returned to the original position automatically by the Torsion Spring when released Refer to the above photo 3 Change the PE Sensor Holder Unit for a new one 4 Using a tester check that the PE Sensor is normal Paper present 2 4V or more Paper absent 0 4V or less 4 Change the PE Sensor Holder U...

Page 45: ...tection position or white markings of the CD R Tray are not chipped 3 Change the CD R Tray for a new one The Paper Switch was pressed at the setting of the CD R Tray or board paper The CD R Tray or board paper is fed toward the ASF Assy but is ejected immediately PW Sensor 1 Check the PW Sensor for paper dust ink etc 1 Clean the PW Sensor surface 2 Compare the EEPROM values in two places 50 H and ...

Page 46: ...ke contact with any parts 1 Place the PW Sensor FFC in the specified routing positions 2 Check that the PW Sensor FFC is not disconnected from the CR Encoder Board and PW Sensor Connectors Refer to the above photo 2 Connect the FFC to the CR Encoder Board and PW Sensor Connectors 3 Check the PW Sensor or PW Sensor FFC for damage 3 Change the PW Sensor for a new one Table 3 4 Phenomenon Based Paper...

Page 47: ...rame ASF Assy 1 Check that the paper is fed along the Right Edge Guide 1 Feed the paper along the Right Edge Guide Paper EJ Frame Assy 1 Check that the Star Wheel Units have not come off the Paper EJ Frame Assy 1 Securely install the Star Wheel Units to the Paper EJ Frame Assy 2 Check the Paper EJ Frame Assy for deformation or damage 2 Change the Paper EJ Frame Assy for a new one Spur Gear 54 and ...

Page 48: ...rds of the same size correctly and press the Paper Switch to eject the jammed paper The card size paper is loaded correctly but Card Loading Error is displayed PW Sensor 1 Check that the PW Sensor FFC is not disconnected from the CR Encoder Board or PW Sensor Connector 1 Connect the FFC to the CR Encoder Board or PW Sensor 2 Check the PW Sensor or PW Sensor FFC for damage 2 Change the PW Sensor fo...

Page 49: ... or Connector cable for damage 2 Change the PG Release Sensor for a new one Relay Board Connector PG Release Sensor Table 3 8 Phenomenon Based Ink Low Check Points Occurrence Timing Phenomenon Detail Faulty Part Part Name Check Point Remedy At operation or during printing A message is displayed on the LED and EPW3 during printing Ink Cartridge 1 Look at the remaining ink indication of the EPW3 to ...

Page 50: ...as detected the HP an error is displayed on the LED and EPW3 Ink Cartridge 1 Check that the Ink Cartridge is fitted properly 1 Fit the Ink Cartridge properly 2 Check that the Hook of the Ink Cartridge is not broken 2 Change the Ink Cartridge for a new one 3 Check that the Memory Chip is not disconnected or not chipped 3 Change the Ink Cartridge for a new one Hook Memory Chip Download Service Manua...

Page 51: ...SIC Board Connector and Main Board Connector CN10 1 Connect the FFC to the CSIC Board and Main Board Connectors 2 Check the CSIC FFC for damage 2 Change the CSIC FFC for a new one CSIC Board 1 Check the CSIC Board for damage 1 Change the CSIC Board for a new one Table 3 10 Phenomenon Based No Ink Cartridge Ink Cartridge Error Check Points Occurrence Timing Phenomenon Detail Faulty Part Part Name C...

Page 52: ... roll paper is not cut after end of printing Cutter Motor 1 Check that the Connector cable of the Cutter Motor is connected to the Relay Board Connector CN2 1 Connect the Connector cable of the Cutter Motor to the Relay Board Connector 2 Check the Cutter Motor or Connector cable for damage 2 Change the Cutter Motor for a new one At roll paper cutting The roll paper is cut only halfway Cutter Unit ...

Page 53: ...r position is other than the HP 2 Change the Cutter Motor for a new one The Cutter produces operating noise Cutter HP Sensor right 1 Check the Cutter HP Sensor right or the rail groove of the Cutter for paper dust foreign matter etc 1 Remove the paper dust foreign matter etc from the Cutter HP Sensor right or the rail groove of the Cutter 2 Check that the Connector cable of the Cutter HP Sensor ri...

Page 54: ...es not operate at all Waste Ink Pads 1 Using the Adjustment Program check that the Protection Counter A B value is the following count or more Home side 14787 count or more Opposite to home side 17115 count or more 1 Change the Waste Ink Pads and reset the Protection Counter A B value with the Adjustment Program Home side 24 H 25 H Opposite to home side 26 H 27 H Download Service Manual And Resett...

Page 55: ...sing a tester check the resistance value of the CR Motor Resistance value 24 4Ω 15 2 If the resistance value is abnormal change the CR Motor for a new one 3 Check the CR Motor connector cable for damage 3 Change the CR Motor for a new one Relay Connector Cable 1 Check that the Relay Connector Cable is connected to the Main Board Connector CN4 1 Connect the Relay Connector Cable to the Main Board 2...

Page 56: ...that the PF Motor connector cable is connected to the Relay Connector 1 Connect the PF Motor connector cable to the Relay Connector 2 Using a tester check the resistance value of the PF Motor Resistance value 22 3Ω 25 2 If the resistance value is abnormal change the PF Motor for a new one 3 Check the PF Motor connector cable for damage 3 Change the PF Motor Cable for a new one Table 3 14 Phenomeno...

Page 57: ...w one At power on the Pump Motor does not operate at all Pump Motor 1 Check that the Pump Motor connector cable is connected to the Relay Connector 1 Connect the Pump Motor connector cable to the Relay Connector 2 Using a tester check the resistance value of the Pump Motor Resistance value 10 3Ω 10 2 If the resistance value is abnormal change the Ink System Unit for a new one 3 Check the Pump Moto...

Page 58: ...G Sensors for damage 2 Change the APG Sensors for new ones Relay FFC 1 Check that the Relay FFC is connected to the Relay Board Connector CN1 and Main Board Connector CN5 1 Connect the Relay FFC to the Relay Board and Main Board Connectors 2 Check the Relay FFC for damage 2 Change the Relay FFC Cable for a new one Table 3 14 Phenomenon Based Fatal Error Check Points Occurrence Timing Phenomenon De...

Page 59: ...er on the PF Roller rotates fast about a half turn PF Encoder Sensor 1 Check that the PF Encoder Sensor is mounted correctly 1 Install the PF Encoder Sensor correctly 2 Check that the FFC of the PF Encoder Sensor is securely connected to the PF Encoder Sensor Connector and Relay Board Connector CN9 2 Connect the PF Encoder Sensor FFC to the PF Encoder Sensor and Relay Board Connectors 3 Check the ...

Page 60: ...red and paper stops midway Head FFC 1 Check that the Head FFC is securely connected to the Print Head Connectors and Main Board Connectors CN11 CN12 CN13 CN14 1 Connect the Head FFC to the Print Head and Main Board Connectors 2 Check the Head FFC for damage 2 Change the Head FFC for a new one Ink is not delivered from most nozzles Print Head 1 Check for occurrence of Head Hot 1 Change the Print He...

Page 61: ...ink is not ejected to the Waste ink pads Ink is not sucked from the Print Head into the Cap at all Hence printing is not executed if a print command is given to the printer Dot missing Ink System Unit Cap Unit 1 Check for foreign matter around the Seal Rubber on the Cap Unit 1 Remove the foreign matter around the Seal Rubber securely 2 Check that the Ink Tube is connected to the Pump Tube 2 Connec...

Page 62: ...eck Pattern 2 Check that the Head FFC is securely connected to the Print Head Connectors and Main Board Connectors CN11 CN12 CN13 CN14 2 Connect the Head FFC to the Print Head and Main Board Connectors 3 Check the Head FFC for damage 3 Change the Head FFC for a new one If the problem still persists also change the Print Head Main Board 1 Check the Main Board for damage 1 Change the Main Board for ...

Page 63: ...sulting in mixture of colors Mixed colors Ink Cartridge 1 Look at the remaining ink indication of the EPW3 to check for the ink remaining in the Ink Cartridge 1 Change the Ink Cartridge for a new one Ink System Unit Cap Unit 1 Check that the Cleaner Blade is mounted on the Cleaning Lever correctly 1 Change the Cleaner Blade for a new one 2 Check for foreign matter around the Seal Rubber on the Cap...

Page 64: ...fer to Chapter 6 MAINTENANCE 3 Check that the Carriage Shaft are mounted horizontally 3 Reassemble the Carriage Shaft correctly 4 Check the Carriage Shaft for damage 4 Change the Carriage Shaft for a new one Narrow stripes of the same width appear horizontally relative to the CR moving direction If the problem is not solved change the PF Motor for a new one Printer Driver and Exclusive Paper 1 Che...

Page 65: ...e Paper 1 Check that adequate paper is used according to the setting of the Printer Driver 1 Use adequate paper according to the setting of the Printer Driver Print Head 1 Using the Adjustment Program check that the correct Head ID has been written to the EEPROM 1 Using the Adjustment Program enter the 31 digit code of the Head ID to the EEPROM Refer to Chapter 5 ADJUSTMENT Occurrence of Paper EJ ...

Page 66: ...PW Sensor 1 Check that the PW Sensor FFC is connected 1 Connect the PW Sensor FFC 2 Check that the PW Sensor is not faulty 2 Change the PW Sensor for a new one Ink sticks to other than the print area of the paper resulting in contamination Paper EJ Frame Assy 1 Check the Star Wheel Rollers for ink stain 1 Clean the Star Wheel Rollers with a soft cloth Front Paper Guide 1 Check the Front Paper Guid...

Page 67: ... rear 1 Check the Paper EJ Roller Assy front rear for ink stain 1 Clean the Paper EJ Roller Assy front rear with a soft cloth Driven Rollers 1 Check the Driven Rollers for ink stain 1 Clean the Driven Rollers with a soft cloth Table 3 15 Print Quality Fault Check Points Print Quality State Phenomenon Detail Faulty Part Part Name Check Point Remedy Lower Paper Guide Rear Paper EJ Roller Assy Front ...

Page 68: ...g operation was performed properly 1 Install the Cleaner blade correctly or change it for a new one PF Roller 1 Check the PF Roller for ink stain 1 Clean the PF Roller with a soft cloth Table 3 15 Print Quality Fault Check Points Print Quality State Phenomenon Detail Faulty Part Part Name Check Point Remedy Cleaner Blade PF Roller Download Service Manual And Resetter Printer at http printer1 blogs...

Page 69: ...nt or Print Head 1 Check that the PG Adjustment value is proper 1 Make adjustments according to the specified adjustment priority Refer to Chapter 5 ADJUSTMENT 2 Check that Bi D and Head Angular Adjustments have been made properly 2 Make adjustments according to the specified adjustment priority Refer to Chapter 5 ADJUSTMENT 3 Print the adjustment check patterns and check the image color 3 If the ...

Page 70: ...emedy Printing operation is performed normally but abnormal noise is produced at power on or between operations Carriage Shaft 1 Check that the Carriage Shaft is fully lubricated with grease 1 Wipe the grease applied to the Carriage Shaft with a dry soft cloth and then apply grease G 70 Refer to Chapter 6 MAINTENANCE Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 71: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY Download Service Manual And Resetter Printer at http printer1 blogspot com ...

Page 72: ... to the exploded diagrams in the Appendix Before starting your work always read the precautions described in the next section 4 1 1 Precautions Before starting the disassembling reassembling work of this product always read the descriptions under the following headings WARNING and CAUTION carefully W A R N I N G Before starting the disassembling reassembling work of this product always disconnect ...

Page 73: ...ad with the reduction of the atmospheric pressure causing ink leakage Use only the recommended tools for disassembly reassembly and adjustment Refer to Table 4 1 Tool List Tighten screws to the specified torques Use the specified lubricants and adhesives Make the necessary adjustments under the instructions given for disassembling Refer to Chapter 5 Adjustment Table 4 1 Tool List Tool Name Supplie...

Page 74: ...ers given in this manual correspond to the screw numbers in this table Table 4 2 Used Screw List Appearance Specifications Appearance Specifications 1 C B S 3x10 2 C B S 3x6 3 C B P 3x6 4 C B S 3x8 5 C B P 3x12 6 C B P 3x8 7 C B S P4 3x8 8 CR Mount Shaft 9 C P 3x4 10 C B P 2 6x8 11 C B S P4 3x6 12 C C 3x4 13 C P B P1 1 7x5 14 C B P 2 6x5 Table 4 2 Used Screw List Appearance Specifications Appearan...

Page 75: ...paper jamming Checked Not necessary No paper skew Checked Not necessary No multiple feeding Checked Not necessary No abnormal noise Checked Not necessary Is the PF Motor at correct temperature Checked Not necessary Is the paper path free of any obstructions Checked Not necessary Adjustment Specified Adjustment Are all the adjustment done correctly Checked Not necessary Lubrication Specified Lubric...

Page 76: ...e 131 CR Scale 4 2 6 3 Page 99 ASF Assy 4 2 4 Page 86 ASF Assy 4 2 4 Page 86 PE Sensor Holder 4 2 8 3 Page 135 Waste Ink Pads 4 2 3 Page 84 APG Assy 4 2 6 4 Page 101 FLAG Release Assy 4 2 6 9 Page 117 Ink System Unit 4 2 6 7 Page 114 Carriage Shaft Carriage Unit 4 2 6 5 Page 103 Upper Paper Guide Assys 4 2 6 10 Page 119 Stacker Assy 4 2 2 Page 82 Paper EJ Frame Assy 4 2 6 8 Page 116 CR Encoder Boa...

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