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Epson FX-1180 - Impact Printer, Service Manual

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Troubleshooting

EPSON FX-880/FX-1180 Service Manual

5-7

Unit Level Troubleshooting

When a problem occurs, you can identify the defective unit based on the symptoms. The table below lists
symptoms for certain problems. Once a problem is identified, refer to the flowchart that corresponds to the
problem.

Table 5-10. Symptoms and Problems

Symptom

Problem Description

Flowchart No.

The printer does not operate
at power on.

❏

 

LEDs do not light.

❏

 

Carriage does not move.

Flowchart 1

Abnormal carriage operation.

❏

 

When the printer is powered on, the carriage
moves away from home position after a
moment and stops.

❏

 

When the printer is powered on, the carriage
returns to home position, but the printer fails to
enter the READY mode.

Flowchart 2

Problem with printing during
self-test.

❏

 

Self-test is not printed.

❏

 

Abnormal printing.

❏

 

Print quality is poor.

Flowchart 3

Printer does not feed paper
correctly.

❏

 

No paper is fed.

❏

 

Paper feed is irregular.

❏

 

Paper jam occurs.

Flowchart 4

Control panel operation is
abnormal.

❏

 

No response to pressed buttons.

❏

 

Abnormal indication on the control panel.

Flowchart 5

Printer fails to print from PC.

❏

 

Self-test prints correctly, but data from the PC
does not print correctly.

❏

 

Printer does not print.

❏

 

Printer error message appears on screen.

Flowchart 6

Summary of Contents for FX-1180 - Impact Printer

Page 1: ...Epson America Inc TM FX88 1180 Service Manual FX 880 FX 1180 ...

Page 2: ...ii EPSON FX 880 FX 1180 Service Manual EPSON FX 880 FX 1180 Service Manual Revision Date 1 st Release August 1998 ...

Page 3: ...FX 880 FX 1180 Service Manual iii Table of Contents 1 Product Description 1 1 2 Operating Principles 2 1 3 Disassembly and Assembly 3 1 4 Adjustments 4 1 5 Troubleshooting 5 1 6 Maintenance 6 1 7 Appendix A 1 ...

Page 4: ...iv EPSON FX 880 FX 1180 Service Manual ...

Page 5: ...re identical products except for their width To permit printing on wider paper the FX 1180 has a wider body than the FX 880 but is the same as the FX 880 in all other respects Unless noted otherwise all information and instructions in this manual can be used to service either printer ...

Page 6: ...vi EPSON FX 880 FX 1180 Service Manual ...

Page 7: ...ace cable with this device If this equipment has more than one interface connector do not leave cables connected to unused interfaces Changes or modifications not expressly approved by the manufacturer could void the user s authority to operate the printer FOR CANADIAN USERS This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet apparei...

Page 8: ...rks of Seiko Epson Corporation Epson Connection is a service mark of Epson America Inc General Notice Other product names used herein are for identification purposes only and may be trademarks of their respective companies EPSON disclaims any and all rights in those marks Copyright 1998 Epson America Inc 20770 Madrona Avenue Torrance CA 90509 2842 ...

Page 9: ...manual do not connect the unit to a power source until instructed to do so When the power supply cable must be connected use extreme caution in working on the power supply and other electronic components CAUTION 1 Repairs on EPSON products should be performed only by an EPSON certified repair technician 2 Make certain that the source voltage is the same as the rated voltage listed on the serial nu...

Page 10: ...ol Codes and Fonts 1 14 Interface Specifications 1 15 Parallel Interface Forward Channel 1 15 Parallel Interface Reverse Channel 1 17 Interfaces 1 18 Interface Selection 1 19 Preventing Data Transfer Timeout in the Host 1 19 Control Panel Operation 1 20 Control Panel 1 20 Overview of Functions 1 20 Operation in Normal Mode 1 20 Operation at Power On 1 21 Operation in the Default Setting Mode 1 21 ...

Page 11: ...Product Descriptions 1 ii EPSON FX 880 FX 1180 Service Manual ...

Page 12: ...or feed front rear Push and pull tractor feed front rear Pull tractor feed front rear bottom Cut sheet feeder CSF optional Feeder Front push tractor rear push tractor CSF bin1 bin2 optional roll paper holder optional pull tractor optional Paper Media Single sheet continuous and multi part paper envelopes card stock labels and roll paper Printable columns FX 1180 136 columns at 10 cpi FX 880 80 col...

Page 13: ...y Total print volume 6 5 million lines except printhead MTBF 4000 power on hours POH at 25 Duty Cycle Printhead life 200 million strokes per wire Ribbon life 3 million characters in Draft mode at 10 cpi with approximately 14 dots per character Interfaces One standard bidirectional 8 bit parallel interface with IEEE 1284 nibble mode support and one optional Type B level 2 interface slot Control cod...

Page 14: ...6401 C806381 Second bin cut sheet feeder bin2 C806391 C806371 Push pull tractor unit 1038519 C800201 Roll paper holder 8310 8310 Front paper guide C814031 C814021 Front sheet guide C814011 C814001 0KB type B Serial interface card C823051 C823051 32KB type B intelligent serial I F card C823071 C823071 Coax type B I F card C823141 C823141 Twinax type B I F card C823151 C823151 Multi protocol Etherne...

Page 15: ...cpi 136 80 410 345 Draft 10 cpi 136 80 310 260 NLQ 10 cpi 136 80 78 65 Notes 1 Both printers can print a maximum of 455 cps at a pitch of 12 cpi 2 If the power supply voltage drops below the lower limit the printer stops until the voltage returns to the normal range The printer then resumes printing but more slowly than before 3 If the printhead temperature rises above the upper limit the printer ...

Page 16: ...ll tractor front rear bottom Push and pull tractor additional tractor required CSF bin1 bin2 optional Roll paper holder optional Paper path Manual Insertion Front in front out CSF Rear in front out Tractor Rear front or bottom in front out Paper capacity Single bin cut sheet feeder up to 50 sheets of 22 lb 80 g m 2 paper Note The total thickness of the paper stack can be up to 0 20 inches 5 mm Hig...

Page 17: ...push tractor position From front using front push tractor or using front push and pull tractors in combination Continuous paper single sheet and multi part Rear push tractor position From rear using rear push tractor or rear push and pull tractors in combination Continuous paper single sheet and multi part Pull tractor position From front rear or bottom using top mounted pull tractor Continuous pa...

Page 18: ... 9 Specifications for Cut Sheets as multi part forms Insertion Front or rear entry Width FX 1180 FX 880 5 8 to 16 5 inches 148 to 420 mm 5 8 to 10 1 inches 148 to 257 mm Length 7 2 to 14 3 inches 182 to 364 mm Copies 1 original 5 copies Total thickness 0 0047 to 0 018 inches 0 12 to 0 46 mm Weight 12 to 15 lb 40 to 58 g m 2 Quality Carbonless multi part forms neither curled folded nor crumpled Joi...

Page 19: ...o not use CSF bin 2 when printing on envelopes 3 Insert the longer side of the envelope horizontally Figure 1 3 Margins for Envelopes Continuous Paper Table 1 11 Specifications for Continuous Paper single sheet and multi part Insertion Front entry rear entry bottom entry Width FX 1180 FX 880 4 to 16 inches 101 6 to 406 4 mm 4 to 10 inches 101 6 to 254 mm Length 4 to 22 inches 101 6 to 558 8 mm Cop...

Page 20: ...ing sheet thickness 0 0028 to 0 0035 inches 0 07 to 0 09 mm Total thickness 0 0063 to 0 0075 inches 0 16 to 0 19 mm Label weight 17 lb 68 g m 2 Quality AVERY Continuous Form labels AVERY Mini Line labels or labels of equal quality Notes 1 Printing on labels is available only at normal temperatures and humidity 2 The base sheet for the labels must be continuous paper Figure 1 5 Margins for Continuo...

Page 21: ...s an optional roll paper holder Figure 1 6 Margins for Roll Paper Ribbon Cartridge Table 1 14 Statistics for the Ribbon Item Specifications Type Fabric Color Black Ribbon life 3 million characters in draft mode at 14 dots per character Input data buffer 0 Kb or 32 Kb Note The size of the input data buffer depends on the printer s default settings A A B B A The minimum top and bottom margins are 0 ...

Page 22: ...O IEC 10561 letter pattern ENERGY STAR Compliant Insulation resistance 10 MΩ minimum between AC line and chassis Dielectric strength 1000 VAC rms 1 min or 1200 VAC rms 1 sec between AC line and chassis Table 1 16 Electrical Specifications for the 230 V Version Item Specification Rated voltage 220 to 240 VAC Input voltage range 198 to 264 VAC Rated frequency range 50 to 60 Hz Input frequency range ...

Page 23: ...nsulation resistance 10 MΩ minimum between AC line and chassis Dielectric strength 1500 VAC rms 1 min between AC line and chassis Reliability Table 1 18 Reliability Statistics Item Specifications Total print volume 6 5 million lines except printhead MTBF 4000 power on hours POH Printhead life 200 million characters wire Environmental Requirements The printer requires the following conditions while...

Page 24: ...ass B 230 V EN60950 VDE NEMKO EN55022 CISPR pub 22 class B AS NZS 3548 class B UPS UL 1950 CSA C22 2 No 950 FCC part 15 subpart B class B CSA C108 8 class B CE Marking The following table lists CE marking information for the 230 V version Table 1 21 CE Marking for the 230 V Version Low Voltage Directive 73 23 EEC EN60950 EMC Directive 89 336 EEC EN55022 class B EN61000 3 2 EN61000 3 3 EN50082 1 IE...

Page 25: ...pi 12 cpi 15 cpi proportional EPSON Sans Serif 10 cpi 12 cpi 15 cpi proportional Bar code fonts EAN 13 EAN 8 Interleaved 2 of 5 UPC A UPC E Code 39 Code 128 and POSTNET Character sets 12 international character sets and one legal character set Character tables Table 1 22 Character Tables Character Tables Bitmap Fonts Standard version Italic PC437 US Standard Europe PC850 Multilingual PC860 Portugu...

Page 26: ...s parallel input data HIGH means data 1 LOW means data 0 10 ACKNLG 28 Out This signal negative pulse indicates that the printer has received data and is ready to accept more data 11 BUSY 29 Out This signal s HIGH level means that the printer is not ready to accept data 12 PE 28 Out This signal s HIGH level means the printer has a paper out error 13 SLCT 28 Out Always HIGH when the printer is power...

Page 27: ... initialization In the self test mode In the adjustment mode In default setting mode The ERROR signal is active LOW under the following conditions If there is a release lever error If there is a paper out error If there is a paper jam error The PE signal is active HIGH under the following conditions If there is a paper out error DATA STROBE BUSY ACKNLG tsetup tready tbusy tstb treply tack tnbusy t...

Page 28: ...xt 0 ttout 120 nsec ttin 200 nsec Notes Rise and fall time of output signals Rise and fall time of input signals Parallel Interface Reverse Channel Transmission mode IEEE 1284 nibble mode Adaptable connector 57 30360 Amphenol or equivalent Synchronization Refer to the IEEE P1284 specification Handshaking Refer to the IEEE P1284 specification Signal Level IEEE 1284 level 1 device TTL compatible Dat...

Page 29: ...able signal and reverse channel transfer data bit 0 or 4 36 1284 Active 30 In 1284 active signal 18 Logic H Out This line is pulled up to 5 V through 3 3K Ω resistor 35 5 V Out This line is pulled up to 5 V through 1 0K Ω resistor 17 Chassis Chassis GND 16 33 19 30 GND Signal GND 15 34 NC Not connected Note In Out refers to the direction of signal flow from the printer s point of view Interfaces T...

Page 30: ...tate after printing three things happen The parallel interface goes into the ready state If an optional interface card is installed the printer sends it an enable command If a serial interface card is installed it sends an XON code and sets the DTR signal to SPACE When an interface is not selected various things can happen When the parallel interface is not selected it goes into a busy state When ...

Page 31: ...view of Functions You can use the control panel to access a variety of printer functions some of these functions are accessible only when the printer is in certain states as explained below Operation in Normal Mode During normal operation the panel buttons perform the functions shown below Table 1 27 Operation in Normal Mode Buttons Function Operate Turns the printer on and off Pause Alternates be...

Page 32: ... Power On Buttons Function Load Eject Performs a self test in NLQ mode LF FF Performs a self test in draft mode Load Eject LF FF Performs a data dump Pause Tear Off Bin Clears the line counter a value stored in the EEPROM used to indicate ribbon life Pause Performs a bidirectional adjustment Tear Off Bin Activates the Mode 1 default setting function Tear Off Bin LF FF Activates the Mode 2 default ...

Page 33: ...s paper to the tear off position There are two modes for this function auto tear off and manual tear off You can select the tear off mode in the default settings explained later in this chapter Auto tear off In auto tear off mode the printer automatically advances the paper to the tear off position when it has finished printing After you tear the paper off at the perforation the paper feeds back t...

Page 34: ...0 both have two default setting modes You can change different printer settings in each of these modes When you enter the default setting mode the printer prints out instructions for changing the settings as well as a menu of options In general you use the Tear Off Bin button to select from the printed menu the setting you wish to change and the Load Eject button to change the value of the setting...

Page 35: ... I B M character table are available only when IBM 2380 2381 Plus emulation is selected Default Settings Mode 2 Refer to the following flowchart and its accompanying table to adjust the default settings in mode 2 START The language selection menu prints Change the language YES NO The default settings menu and selection guide are printed Turn the printer off to save the settings END Push the Tear o...

Page 36: ... 2 ISO 8859 7 International character sets for Italic table Italic U S A Italic France Italic Germany Italic U K Italic Denmark 1 Italic Sweden Italic Italy Italic Spain 1 Note The options available for this setting vary by country Restoring Factory Set Defaults You can return all settings to their factory defaults by pressing the Tear Off Bin and Load Eject buttons while turning on the printer Bi...

Page 37: ...ne Turn the printer off to save the settings END Hold down the Pause switch and turn on the printer Finalize your selection by pressing the Tear Off Bin switch and the next alignment pattern prints An instruction guide prints The first alignment pattern prints consisting of 25 numbered rows of sample output Finished Note Each time you go through this cycle you adjust alignment at a different print...

Page 38: ... Clears all data in the buffers Cancels downloaded character definition Places the printer in standby state if no errors occur Executes software initialization see below Software Initialization The control code ESC also initializes the printer This initialization Clears all unprinted data from the buffers Resets all printer settings to their default values Error Conditions If any of the following ...

Page 39: ... Micro adjust Blinks Tear Off 1 Bin Selection 1 Font Selection 2 Fatal Error Blinks Blinks Blinks Blinks Blinks Release Lever Operation Error On Illegal Operation Notes 1 The Tear Off Bin LED is ON when bin 1 is selected and OFF when bin 2 is selected The LED blinks when continuous paper is in the tear off position 2 The two font LEDs display the selected font Indicates a beep lasting 100 ms follo...

Page 40: ... easy removal and repair The main components include the following C229 MAIN Board Assembly C229 PSB PSE PSH Board Assembly C229 PNL Board Assembly Printer Mechanism M 3J10 Housing Assembly Printer Mechanism Lower Housing Upper Housing C229 PSB PSE PSH Power Supply C229 MAIN Board Assembly C229 PNL Control Panel Figure 1 12 Main Components ...

Page 41: ...Operation 2 1 Printhead 2 2 Carriage Unit 2 4 Paper Handling Mechanisms 2 4 Paper Paths 2 5 Ribbon Advance Mechanism 2 9 Platen Gap Adjustment Mechanism 2 11 Paper Feed Motor 2 11 Circuit Operation 2 12 Power Supply Circuit Types 2 12 Power Supply Operation 2 12 Control Circuit 2 14 ...

Page 42: ...Operating Principles 2 ii EPSON FX 880 FX 1180 Service Manual ...

Page 43: ...bes the FX 1180 and FX 880 printer mechanism which features a 9 pin serial impact dot matrix printhead The printer mechanism consists of the following parts Printhead Carriage unit Paper handling mechanisms Ribbon advance mechanism Platen gap adjustment mechanism Paper feed PF motor Carriage CR motor Sensors ...

Page 44: ...oss the page Each wire has its own drive coil that is actuated by a separate signal from the printhead drive circuitry Figure 2 depicts one of the nine independent drive coil mechanisms Tractor Rear PE Sensor CR Motor Timing Belt Carriage Unit HP Sensor Printhead Platen Roller PF Motor CR Guide Shaft PG Adjust Lever Ribbon Feed Mechanism Release Lever Front PE Sensor Parallelism Bushing Parallelis...

Page 45: ...he ink ribbon the driving coil is shut off and the dot wire returns to its original position This is accomplished by the wire resetting spring which is aided by the rebound action of the dot wire hitting the platen Since the printhead heats up after a period of use it is equipped with a thermistor to detect head temperature Voltage changes reflecting changes in the thermistor s resistance are outp...

Page 46: ...s Cut sheets are fed by friction Continuous paper is fed by tractor There are three ways to feed paper with tractors the push tractor method the pull tractor method and the push pull tractor method During normal operation the printer is set up with only one tractor which functions as either a push or pull tractor depending on where it is attached on the printer To use the push pull tractor feed me...

Page 47: ...rance The top entrance is used only for the friction feed method When the top entrance is used the rear PE sensor senses when paper is out Figure 4 Paper Path for Friction Feeding Using the Top Entrance Rear Entrance Figures 5 6 and 7 show the paper paths for tractor feeding using the rear entrance The rear entrance can be used for any of the following paper feed methods push tractor feed pull tra...

Page 48: ...perating Principles 2 6 EPSON FX 880 FX 1180 Service Manual Figure 6 Paper Path for Pull Tractor Feeding Using the Rear Entrance Figure 7 Paper Path for Push Pull Tractor Feeding Using the Rear Entrance ...

Page 49: ...sor senses when paper is out Figure 8 Paper Path for Pull Tractor Feeding Using the Bottom Entrance Front Entrance Figures 9 through 12 show the paper paths for the front entrance The front entrance can be used with any of the following paper feed methods friction feed push tractor feed pull tractor feed or push pull tractor feed When the front entrance is used the front PE sensor senses when pape...

Page 50: ...Operating Principles 2 8 EPSON FX 880 FX 1180 Service Manual Figure 10 Paper Path for Push Tractor Feeding Using the Front Entrance Figure 11 Paper Path for Pull Tractor Feeding Using the Front Entrance ...

Page 51: ...ce Feed Method Top Rear Front Bottom Friction Yes No Yes No Push tractor No Yes Yes No Pull tractor No Yes Yes Yes Push pull tractor No Yes Yes No Ribbon Advance Mechanism The ribbon advance mechanism is driven by the same timing belt that moves the printhead back and forth across the printed page To make the ribbon feed in one direction only the timing belt connects to a specially designed gear l...

Page 52: ...on then continues to pass through gear 3 and on to the ribbon driving gear In this way the ribbon driving gear always turns counter clockwise no matter which direction the printhead is moving Planet Gear Lever Planet Gear Sun Gear Belt Pulley Gear 1 Gear 2 Gear 3 Figure 13 Ribbon Advance Mechanism The ribbon cartridge itself contains several mechanisms to ensure proper guidance of the ribbon At th...

Page 53: ...The platen gap PG sensor detects the position of the adjust lever The correct platen gap is 0 38 mm 0 02 mm with the adjust lever set to position 0 If the lever is set to position 2 the 5th slot from the top or higher the printer goes into copy mode Figure 14 Platen Gap Adjustment Mechanism Paper Feed Motor The paper feed PF motor advances the paper at minimum increments of 1 216 inch This motor i...

Page 54: ... Hz T4 0 A 250 V Power Supply Operation The table below describes the two power supply output voltages and lists their applications Table 3 Power Supply Output Voltages and Applications Output Voltage DC Rated Output Current Applications 5 V 5 0 7 A Main control board logic circuitry Sensors Control panel LEDs 35 V 6 0 8 A Printhead drive CR motor drive PF motor drive The power supply circuit cons...

Page 55: ...f using the Operate switch on the front control panel When the printer is turned off the switching circuit is de energized and output at 35 VDC stops However since the Operate switch is in the secondary circuitry current continues to flow in the primary circuitry as long as the printer remains plugged in Therefore you should unplug the printer from the external AC power source before performing ma...

Page 56: ...pands the input data held in the buffer to create image data Loads the image data to the image buffer in RAM Transfers the image data to the printhead drive circuit Controls various printer mechanism parts such as motors E05B50 IC2 Gate array performs the functions below Controls the printhead Controls the parallel and optional type B interface Controls the control panel Controls the PF motor and ...

Page 57: ...ram form Figure 17 Control Circuit Block Diagram G A E05B50 IC2 PF Motor Driver CR Motor Driver Parallel I F Control Panel Type B I F Optional Printhead Driver Printhead CPU TMP96C141AF IC3 EEPROM Reset IC Thermistor Rear PE Sensor Front PE Sensor HP Sensor Release Lever Sensor PG Sensor 35 V Sensor CG PSRAM ROM Address Data Bus ...

Page 58: ...e array This is shown in the diagram below H o s t c o m p u t e r C P U P r i n t h e a d d r i v e r c i r c u i t P r i n t d a t a c o n v e r s i o n I m a g e d a t a t r a n s f e r I n p u t b u f f e r I m a g e b u f f e r R A M G a t e a r r a y D a t a l a t c h a n d d a t a o u t p u t Figure 18 Data Flow Figure 19 MAIN Board Component Layout C229 CN3 PF Motor Driver IC CR Motor Driv...

Page 59: ...reparation 3 8 Upper Housing Removal 3 9 C229 Main Board Removal 3 11 C229 PSB PSE Board Removal 3 13 ROM Removal 3 14 Platen Removal 3 15 Printer Mechanism Removal 3 17 Printer Mechanism Disassembly 3 19 CR Motor Removal 3 19 PF Motor Removal 3 21 PF Gear Train Disassembly 3 22 PG Platen Gap Sensor Removal 3 24 Release Lever Sensor Removal 3 25 Front PE Paper End Sensor Removal 3 26 Rear PE Senso...

Page 60: ...Disassembly and Assembly 3 ii ESPON FX 880 FX 1180 Service Manual ...

Page 61: ... least five minutes after disconnecting the power cable to allow the electrolytic capacitor to discharge completely Never touch primary parts of the power supply unit including the heat sink while the power supply cable is connected to the power socket The heat sink is not electrically isolated Don t touch the heat sink even after power has been disconnected as it may be very hot Don t touch the p...

Page 62: ...rcially available B743800100 Hexagonal box driver 7 mm diagonal Commercially available B741700200 Tweezers Commercially available B741000100 Round nose pliers Commercially available B740400100 E ring holder 6 Commercially available B740800800 Soldering Iron Commercially available B740200100 Thickness gauge t 0 42 mm Commercially available B776702201 Multimeter Commercially available Oscilloscope 5...

Page 63: ...ng at the correct temperature not overheating Checked Not necessary Paper path Is the type of paper in the printer feeding smoothly Checked Not necessary Is the tractor feeding the paper correctly Checked Not necessary Is the paper path clear of all obstructions Checked Not necessary Is the platen free of damage Checked Not necessary Ribbon mask Is the ribbon mask free of distortion Checked Not ne...

Page 64: ...3 3 Screw Types and Abbreviations I Abbreviation Description CB Cross Bind head screw CBS Cross Bind head S tight screw CBB Cross Bind head B tight screw CBP Cross Bind head P tight screw CP Cross Pan head screw CB O Cross Bind head screw with outer toothed lock washer Table 3 4 Screw Types and Abbreviations II Head Body Washer Bind head S tight B tight Pan head P tight Outer toothed lock washer ...

Page 65: ...e printer note the warnings in Printer Disassembly Precautions on page 3 1 START Disassembly Preparation Printhead Removal Upper Housing Removal HP Sensor Removal Printer Mechanism Removal C229 Main Board Removal C229 PSB PSE Board Removal Platen Removal PF Motor Removal CR Motor Removal PG Sensor Removal Release Sensor Removal Front PE Sensor Removal Rear PE Sensor Removal Carriage Removal PF Gea...

Page 66: ... to the carriage assembly 3 Disconnect the FFC from the printhead and remove the printhead WARNING Wait for five minutes after unplugging the printer before removing the printhead it is very hot and needs to cool down CAUTION After replacing the printhead perform the platen gap adjustment see Chapter 4 CBS M3 x 8 Head FFC Printhead Figure 3 2 Printhead Removal ...

Page 67: ...80 Service Manual 3 7 HP Home Position Sensor Removal 1 Remove the top cover 2 Release the hook securing the HP sensor to the printer 3 Disconnect the cable from the sensor and remove the sensor Hook Cable HP Sensor Figure 3 3 HP Sensor Removal ...

Page 68: ...Manual Disassembly Preparation 1 Remove the paper guide top cover front cover and knob Remove the tractor and paper eject cover by pushing the tabs on each end Tractor Paper Eject Cover Paper Guide Knob Front Cover Top Cover Figure 3 4 Disassembly Preparation ...

Page 69: ...crew securing the upper housing to the lower case See Figure 3 5 3 Set the release lever to the friction feed position 4 Lift the front of the upper housing and disconnect the control panel FFC from the control panel connector 5 Release the 2 hooks securing the control panel to the bottom front of the upper housing and remove the control panel 6 Lift the upper housing by the front and remove it ...

Page 70: ...the corresponding holes in the rear of the lower housing then close the housing The release lever collar can be replaced after the upper housing has already been installed Upper Housing Release Lever Release Lever Sheet CBB Screw 4 x 12 CBS Screw M3 x 6 Control Panel Lower Case Control Panel FFC Control Panel FFC CBS Screw M3 x 6 Figure 3 5 Upper Housing Removal Release Lever Collar ...

Page 71: ... socket s head and pull straight up Then pull out the cable 5 Remove the 2 CBS M3 12 screws securing the upper interface cover to the upper interface grounding plate then remove the grounding plate 6 Remove the remaining 5 CBB 3 12 screws that secure the C229 main board to the lower case 7 Remove the interface board guide 8 Remove the 2 CP M3 8 screws securing the lower interface grounding plate t...

Page 72: ...CBB Screw 3 x 12 Shield Cover CBS Screw 3 x 12 Upper Interface Cover Lower Case C229 Main Board CBB Screw 3 x 12 CBB Screw 3 x 12 CBB Screw 3 x 12 CP Screw M3 x 8 I F Guide Board Upper I F Grounding Plate ROM C229 PSB PSE Board Printer Mechanism Lower I F Grounding Plate Figure 3 6 Main Board Removal ...

Page 73: ...ews securing the shield cover to the printer mechanism and lower housing then remove the shield cover see page 3 11 4 Disconnect the connector cable from CN3 on the C229 main board 5 Disconnect the power cable connector from CN1 on the C229 PSB PSE board See Figure 3 7 Note To remove the connector squeeze the latch on the top part of the connector between your thumb and forefinger While holding th...

Page 74: ... 7 Power Supply Board Removal ROM Removal 1 Follow the disassembly preparation procedures see page 3 8 2 Remove the upper housing see page 3 9 3 Remove the 5 CBS M3 4 screws and 3 CBB 3 12 screws securing the shield cover to the printer mechanism and lower housing then remove the shield cover see page 3 11 4 Remove the ROM from the C229 main board ...

Page 75: ...e page 3 9 3 Remove the 2 CBS M3 8 screws securing the platen cover See Figure 3 8 4 Rotate the platen shaft holders on either end of the platen until the tabs on the holders line up with the cutouts on the two side frames 5 Slide the platen slightly to the right then lift up to remove it CAUTION When replacing the platen perform the platen gap adjustment see Chapter 4 ...

Page 76: ...Disassembly and Assembly 3 16 ESPON FX 880 FX 1180 Service Manual CBS Screw M3 x 8 Platen Cover Platen Platen Shaft Holder Platen Shaft Holder Left Side Frame Right Side Frame Figure 3 8 Platen Removal ...

Page 77: ...anism and lower housing then remove the shield cover see page 3 11 4 Disconnect the connector cables from CN3 CN4 CN5 CN6 CN7 CN8 CN9 CN10 and CN11 on the C229 main board 5 Remove the 2 CBB 4 12 screws securing the front frame to the lower housing then remove the front frame See Figure 3 9 6 Remove the 4 printer mechanism mounting screws then lift the printer mechanism out to remove it CAUTION Aft...

Page 78: ...embly and Assembly 3 18 ESPON FX 880 FX 1180 Service Manual CBB Screw 4 x 12 Mechanism Mounting Screw Mechanism Mounting Screw Front Frame Printer Mechanism Lower Housing Figure 3 9 Printer Mechanism Removal ...

Page 79: ...t from the CR motor pinion and hang it on the nearby hook 4 Remove the 2 carriage mounting screws securing the CR motor assembly to the right subframe then remove the CR motor 5 Remove the 2 CB M3 6 screws securing the CR motor to the motor bracket then remove the CR motor CR Motor Carriage Mounting Screw CB Screw M3 x 6 Tension Spring Hook Timing Belt CR Motor Bracket Right Subframe Figure 3 10 C...

Page 80: ...e Manual When reassembling the CR motor position it on the bracket as shown below CAUTION After replacing the CR motor or timing belt perform the Bi d adjustment see Chapter 4 Cable CR Motor Bracket CR Motor Figure 3 11 Positioning the CR Motor on its Bracket ...

Page 81: ...chanism 3 Set the release lever to the tractor feed position forward 4 Remove the 2 CBS M3 8 screws securing the PF motor to the right sub frame then remove the PF motor CAUTION If the release lever is in the friction feeding position the PF motor cannot be removed PF Motor CBS Screw M3 x 8 Right Subframe Release Lever Cable Figure 3 12 PF Motor Removal MOVE LEVER FORWARD ...

Page 82: ... Remove the head FFC from the right subframe of the printer mechanism 5 Remove the 2 CBS M3 8 screws securing the right subframe then remove the right subframe 6 Remove the gears Tractor Cam Clutch Right Subframe CBS Screw 3 x 8 Head FFC Intermittent Gear Release Lever Spur Gear 21 Spur Gear 34 Spur Gear 34 5 Spur Gear 34 5 Spur Gear 27 Compression Spring 200 Plain Washer Figure 3 13 PF Gear Train...

Page 83: ...en assembling engage the hole in the tractor cam clutch with the lower tab of the release lever Be sure to properly match the release lever with the teeth of the intermittent gear as shown below Intermittent Gear Release Lever Tab Figure 3 14 Release Lever and Intermittent Gear ...

Page 84: ...aten Gap Sensor Removal 1 Remove the printer mechanism see page 3 17 2 Release the 2 hooks securing the PG sensor to the left frame of the printer mechanism 3 Disconnect the cable from the sensor and remove the sensor Left Frame Hook PG Sensor Figure 3 15 PG Sensor Removal ...

Page 85: ...moval 1 Remove the printer mechanism see page 3 17 2 Release the 2 hooks securing the release lever sensor to the right subframe of the printer mechanism 3 Disconnect the cable from the sensor and remove the sensor Release Sensor Right Subframe Hooks Figure 3 16 Release Lever Sensor Removal ...

Page 86: ...per End Sensor Removal 1 Remove the printer mechanism see page 3 17 2 Release the 2 hooks securing the front PE sensor to the rear paper guide 3 Disconnect the cable from the sensor then remove the sensor Rear Paper Guide Front PE Sensor Hook Figure 3 17 Front PE Sensor Removal ...

Page 87: ...nd the printer mechanism on end 3 Release the 2 hooks securing the rear PE sensor to the rear paper guide 4 Release the 2 hooks attaching the rear paper guide to the sensor slide the sensor to the rear and pull down to remove it 5 Disconnect the cable from the sensor Rear PE Sensor Hooks Rear Paper Guide Rear Frame Figure 3 18 Rear PE Sensor Removal ...

Page 88: ... from the CR guide shaft 6 Disengage the timing belt from the CR motor see page 3 19 7 Move the carriage to the far right end of the CR guide shaft and remove both the carriage and CR guide shaft by lifting them from the front frame 8 Release the timing belt from the 2 clips at the bottom of the carriage assembly CAUTION After replacing the carriage perform the platen gap adjustment see Chapter 4 ...

Page 89: ... 29 CAUTION When attaching the timing belt to the carriage secure the timing belt to the left and right clips of the carriage assembly as shown below Make sure there is no slack in the timing belt Clip Wrong Right Timing Belt Figure 3 20 Attaching the Timing Belt ...

Page 90: ...lel adjustment bushing from the CR guide shaft see page 3 28 5 Remove the PG sensor see page 3 24 6 Remove the cable from the HP sensor 7 Remove the 4 CBS M3 8 screws securing the left frame of the printer mechanism then remove the left frame See Figure 3 21 8 Remove the printhead FFC from the rear frame of the printer mechanism 9 Remove the 2 CBS M3 8 screws securing the rear frame to the right f...

Page 91: ...Disassembly and Assembly ESPON FX 880 FX 1180 Service Manual 3 31 Hook Rear Frame CBS Screw M3 x 8 CBS Screw M3 x 8 Left Frame Rear Paper Guide Rear Frame Figure 3 21 Rear Paper Guide Removal ...

Page 92: ...allel adjustment bushing from the CR guide shaft see page 3 28 5 Remove the PG sensor cable see page 3 24 6 Remove the HP sensor cable from the left frame 7 Remove the 4 CBS M3 8 screws securing the left frame then remove the left frame 8 Remove the CBC M3 8 screw and the CBB 3 8 screw securing the ribbon drive 9 Release the ribbon drive from the roller drive then remove the ribbon drive CBC Screw...

Page 93: ... 1180 Service Manual 4 Adjustments Adjustment Overview 4 1 Required Adjustments 4 1 Adjustment Tools 4 1 Adjusting and Resetting the Printer 4 2 Platen Gap Adjustment 4 2 Factory Settings 4 4 Bidirectional Adjustment 4 6 ...

Page 94: ...Adjustments 4 ii EPSON FX 880 FX 1180 Service Manual ...

Page 95: ...ead removal or replacement Printer mechanism replacement Printer mechanism removal Main board replacement Timing belt replacement Platen replacement Carriage assembly replacement CR motor replacement EEPROM initialization Notes means the adjustment is required means the adjustment is not required Adjustment Tools The following table shows the tools required for each adjustment Table 4 2 Required A...

Page 96: ...stment 1 Remove the upper housing as described in Chapter 3 Disassembly and Assembly 2 Remove the printhead from the carriage assembly as described in Chapter 3 3 Using tweezers remove the ribbon mask from the carriage assembly Ribbon Mask Carriage Assembly Figure 4 1 Ribbon Mask Removal 4 Re install the printhead on the carriage assembly 5 Set the paper adjustment lever to 0 the second step posit...

Page 97: ...tersunk hole and turn the screwdriver until the platen and printhead touch each other lightly 14 Continue performing adjustment steps 10 through 13 rotating the parallelism adjustment bushing until the parallelism gap is correct on each end The difference between the right and left gaps should be less than 0 02 mm 15 Move the carriage assembly to the center of the printable area 16 Insert the thic...

Page 98: ...uctions below Do not turn the printer off or exit the adjustment program until you have first printed a test pattern 1 Connect the printer to the host computer with a parallel interface cable 2 Place continuous paper in the printer according to the model indicated below FX 880 10 inch wide paper FX 1180 15 inch wide paper 3 Run the adjustment program on the host computer 4 The printhead wire selec...

Page 99: ...0 80 columns FX 1180 136 columns 8 The main menu appears Press or to select FF paper and press Enter The printer starts printing the test pattern 9 After the test pattern is printed turn the printer off to store the factory settings in the EEPROM 10 Press Esc several times to quit the program Program xxxxxSetting 9 pins VR 0 x VR 1 x VR 2 x Process select 1 In line 2 Out Going Program xxxxxSetting...

Page 100: ...or state and need to be reset 1 Follow steps 1 through 7 under Factory Settings on page 4 4 to display the main menu shown below 2 Press or to select Bi D Adjust and press Enter The printer starts printing the test pattern 3 The Bi D adjustment menu appears Three modes are listed in the menu and each mode corresponds to a different print speed To perform the Bi D adjustment you must test the print...

Page 101: ... All modes Less than 0 05 mm at the center of the test pattern Mode 0 Less than 0 3 mm at the left and right sides of the test pattern Mode 1 Less than 0 2 mm at the left and right sides of the test pattern Mode 4 Less than 0 05 mm at the left and right sides of the test pattern 6 Press Enter to set the adjustment value for each mode 7 Turn off the printer to store the Bi D settings in the EEPROM ...

Page 102: ...rinter Does Not Operate at Power On 5 8 Flowchart 2 Abnormal Carriage Operation 5 9 Flowchart 3 Problem With Printing During Self test 5 10 Flowchart 4 Printer Does Not Feed the Paper Correctly 5 11 Flowchart 5 Abnormal Control Panel Operation 5 12 Flowchart 6 Fails to Print from PC 5 13 Repairing the Power Supply Circuit Board 5 14 Repairing the Main Board Assembly 5 17 Repairing the Printer Mech...

Page 103: ...Troubleshooting 5 ii EPSON FX 880 FX 1180 Service Manual ...

Page 104: ...mpleting a repair perform the appropriate adjustments and any required lubrication See Chapter 4 for adjustments and Chapter 6 for information about lubrication points START Unit Level Troubleshooting Unit Repair C229 MAIN Board Disassembly and Adjustment Unit Repair C229 PSB PSE Board Unit Repair Printer Mechanism END Figure 5 1 Troubleshooting Process Flowchart The table below lists tools requir...

Page 105: ...nsed by the power supply Motors You can use a multimeter to make sure the PF and CR motor coils are good To check the motors disconnect their cables from CN8 and CN9 on the main board and clip the meter s leads directly to the exposed wires on the ends of the cables The table below shows the expected resistance values for each motor When replacing a cable be sure to insert its red wire at pin 1 Ta...

Page 106: ...ould be within 10 of each other Table 5 4 PF Motor Driver Resistance Values Motor Coil Pins to Measure Across Expected Resistance Level 3 7 17 A 6 7 17 18 7 17 B 21 7 17 Constant and all within 10 CR Motor Driver To check the CR motor driver IC8 make sure the cable connector from the motor is plugged in at CN9 on the main board Measure the resistance across the pins as shown below The meter readin...

Page 107: ...n pin C1 and the other lead on pin 4 to test solenoid 4 8 19 0 8 Ω at 77 F 25 C C2 8 Place one lead on pin C2 and the other pin on pin 8 to test solenoid 8 8 19 0 8 Ω at 77 F 25 C C3 2 6 Place one lead on pin C3 and the other pin on pin 2 to test solenoid 2 Place one lead on pin C3 and the other lead on pin 6 to test solenoid 6 8 19 0 8 Ω at 77 F 25 C C4 5 9 Place one lead on pin C4 and the other ...

Page 108: ...r Leads to Measure Across Meter Reading resistance B E Neither open nor shorted E B Neither open nor shorted B C Neither open nor shorted Power Transistors for individual dot wire solenoids Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 C B O L B E Neither open nor shorted E B Neither open nor shorted B C Neither open nor shorted Power Transistors for common leads on printhead Q21 Q22 Q23 Q24 Q25 C B Neither open no...

Page 109: ...nsor 1 RELEASE 2 GND Place one lead on pin 1 and the other on pin 2 and check the continuity while toggling the sensor lever Open Friction feed mode Short Tractor mode either push pull or push and pull CN11 PG Sensor 1 PG 1 2 GND Place one lead on pin 1 and the other on pin 2 and check the continuity while moving the sensor lever from 0 to 6 Meter should toggle between Open and Short Open PG 1 to ...

Page 110: ...ed on the carriage moves away from home position after a moment and stops When the printer is powered on the carriage returns to home position but the printer fails to enter the READY mode Flowchart 2 Problem with printing during self test Self test is not printed Abnormal printing Print quality is poor Flowchart 3 Printer does not feed paper correctly No paper is fed Paper feed is irregular Paper...

Page 111: ...e at pin 3 or 4 Is the output voltage of the power supply normal Check resistance of printhead solenoids and PF and CR motors If abnormal replace the defective unit END Use only normal input voltage Replace the fuse Does the fuse blow again Replace the power supply board Is the problem solved Replace the main board NO YES YES YES YES YES YES NO NO NO NO Is the problem solved NO Flowchart 1 The Pri...

Page 112: ... replace the belt Does the carriage stop after moving to the right or left margins Check the HP sensor and replace if defective Replace the CR motor Check the CR motor driver on the C229 MAIN board and replace the board if defective See Table 5 5 Are the CR motor coils defective See Table 5 3 Is the problem solved Is the problem solved Is the problem solved NO NO NO YES YES YES NO NO NO YES YES YE...

Page 113: ... the bidirectional alignment adjustment Is the printing too faint Check the ribbon and adjust the platen gap Check the FFCs using a multimeter Replace if defective Replace the printhead END Replace the C229 MAIN board YES Is the problem corrected NO YES NO YES NO YES Are there missing dots YES NO NO YES NO Is the problem corrected END Flowchart 3 Problem With Printing During Self test PROBLEM WITH...

Page 114: ...the problem solved END NO YES YES YES YES YES NO NO NO YES NO Does the platen knob rotate smoothly with the power turned off Check for worn gears or obstructions in the PF mechanism Is the problem solved Check to see if the PF motor driver is defective If so replace the C229 MAIN board YES NO NO YES NO Is something stuck in the paper path Remove the obstruction Is the problem solved YES NO YES NO ...

Page 115: ...Replace the PNL board Replace the C229 MAIN board Is the problem solved Check to make sure the FFC is securely connected to the C229 MAIN board and to the PNL Is the problem solved END YES NO NO YES YES NO Replace the FFC Is the problem solved NO YES Flowchart 5 Abnormal Control Panel Operation ABNORMAL CONTROL PANEL OPERATION ...

Page 116: ...s the printer print from DOS Check to see if the I F cable is loose and if it is reconnect it Otherwise replace it Replace the C229 MAIN board Is the problem solved END NO NO NO NO YES YES YES YES Is the problem solved Check the software application and printer driver for proper settings END Flowchart 6 Printer Fails to Print from PC PRINTER FAILS TO PRINT FROM PC ...

Page 117: ...sed for reference or as aids to further investigation Figure 5 3 Power Supply Board Layout Table 5 11 Repairing the C229 PSB PSE Board Symptom Condition Possible Cause Checkpoint Solution The printer does not operate Fuse F1 is blown Examine the fuse to see if it s blown Replace the power supply board The 35 V line does not test at the correct voltage The transformer coil T1 is open Measure the re...

Page 118: ... Solution The printer does not operate continued The 35 V line is defective continued Q2 or Q3 is defective continued Check the voltage waveform between the collector and emitter of Q2 and Q3 Replace the power supply board PC1 is defective Check the voltage waveform at pins 5 and 7 of PC1 The frame may be used as the ground Replace the power supply board ...

Page 119: ...ssible Cause Checkpoint Solution The printer does not operate continued The 5 V line is defective IC51 is defective Check the voltage waveform at pin 5 of IC51 You can use pin 9 as the ground Replace the power supply board Check the voltage waveform at pins 9 and 10 of IC51 Use the frame as the ground Replace the power supply board ...

Page 120: ...various problems The checkpoints refer to waveforms resistances and other values that should be present when the component is working properly Sometimes the same solution may be offered for an entire class of problems in this case the checkpoints should be used for reference or as aids to further investigation Figure 5 4 Main Board Layout CN3 PF Motor Driver IC CR Motor Drive IC Gate array E05B50 ...

Page 121: ...n of the reset circuit While turning on the power check the voltage waveforms for the 5 VDC line pin 3 of IC1 and the reset signal pin 1 of IC1 You can use pin 4 as the ground 5V line RESET Replace the main board The ROM selection jumper is defective Check the signal waveform at pin 22 of IC7 and pin 30 of IC6 The signal should be present at one pin but not the other You may use pin 15 as the grou...

Page 122: ...U is defective Check the signal at pin 26 or 27 of IC3 This is the CPU s clock signal Pin 28 may be used as the ground Replace the main board Carriage operation is abnormal The carriage does not operate IC8 is defective Check the carriage motor phase control signals at pins 5 6 16 and 17 of IC8 also check the motor drive signals at pins 1 8 11 and 18 of IC8 The chassis frame may be used as the gro...

Page 123: ...ound or use the chassis frame Pin 1 of IC11 Pin 3 of IC 8 Replace the main board Self test printing is abnormal The self test does not execute or the printer does not print a particular dot One of the transistors between Q2 and Q10 is defective One of the transistors between Q11 and Q25 is defective Check the printhead drive signal at the collector and base of Q2 through Q10 In each case the emitt...

Page 124: ...djustment See Chapter 4 Adjust the platen gap CR motor is defective Measure the coil resistance of the motor It should be 16 Ω 10 See Table 5 3 If there s a short circuit in the motor see if there s also a short circuit in the driver circuit IC8 on the main board Replace the CR motor or main board The CR motor rotates but the carriage does not move The pulley drive is defective Check to see if the...

Page 125: ...e the printhead Replace the printhead driver if necessary The printhead is defective Check to see if the printhead wire is broken Replace the printhead The printout is uneven or too light The platen gap is not adjusted properly Set the gap adjustment lever to the first position The platen gap should be 0 365 0 015 Adjust the platen gap See Chapter 4 Abnormal paper feed Printing is performed howeve...

Page 126: ...objects replace the ribbon feed mechanism The ribbon feeds correctly when the carriage moves in one direction but fails to feed when the carriage moves in the opposite direction The planet gear or planet gear lever is defective Look at the ribbon drive gears as you move the carriage manually to make sure they re working properly Replace the ribbon feed mechanism The printout appears dirty There ar...

Page 127: ...EPSON FX 880 FX 1180 Service Manual 6 i 6 Maintenance Preventive Maintenance 6 1 Lubrication 6 1 ...

Page 128: ...Maintenance 6 ii EPSON FX 880 FX 1180 Service Manual ...

Page 129: ...r Lubrication Table 6 1 describes the recommended lubricants These lubricants have been tested extensively and have been found to comply with the needs of this printer Using other lubricants may cause the printer to malfunction especially at low temperatures CAUTION Never use lubricants other than those specified below Using other lubricants may damage the printer and components Table 6 1 Lubrican...

Page 130: ... 3 The platen gap adjustment slots on the left frame excluding the two slots at the bottom G 26 3 mg for each slot 4 Oil pad O 2 0 6 ml 5 The contact points for the gear and shaft in the ribbon drive assembly G 26 3 mg 6 The inside hole and three shafts in the ribbon drive assembly G 26 3 mg 7 Various contact points for the ribbon drive gear assembly G 26 3 mg 8 6 contact points for the paper guid...

Page 131: ...gure 6 1 Lubrication Point 1 Figure 6 2 Lubrication Points 2 and 3 Tractor Clutch Cam Spur Gears 34 5 Lubrication Point Ref No 1 Platen Gap Adjustment Slot Lubrication Point Ref No 3 Gap Adjustment Lever Lubricate all these slots Lubrication Point Ref No 2 ...

Page 132: ...4 EPSON FX 880 FX 1180 Service Manual Figure 6 3 Lubrication Point 4 Figure 6 4 Lubrication Points 5 6 and 7 Lubrication Point Ref No 4 Lubrication Point Ref No 5 Lubrication Point Ref No 6 Lubrication Point Ref No 7 ...

Page 133: ...Maintenance EPSON FX 880 FX 1180 Service Manual 6 5 Figure 6 5 Lubrication Point 8 Release Shaft Lubricating Point 8 ...

Page 134: ...EPSON FX 880 FX 1180 Service Manual A i Appendix Connector Summary A 1 Component Layout A 7 Exploded Diagrams A 11 Dimensions and Weight A 15 Circuit Diagrams A 17 ...

Page 135: ...Appendix A ii EPSON FX 880 FX 1180 Service Manual ...

Page 136: ... connector descriptions and locations C229 PSB PSE Board C229 MAIN Board Printer Mechanism M 3J10 FX 880 M 3J60 FX 1180 CN1 CN2 CN1 Parallel I F CN2 Type B I F optional CN3 CN4 HP Sensor CN5 Front PE Sensor CN6 Rear PE Sensor CN7 CN8 PF Motor CN9 CR Motor Release Sensor CN10 CN11 PG Sensor CN12 Panel AC Printhead Figure A 1 Cable Connections ...

Page 137: ...mbly CN1 2 AC line input CN2 10 DC output Power on off signals Table A 2 Connector Pin Assignments CN1 Pin I O Signal Function 1 In STROBE Strobe pulse Input data is latched at the falling edge of the signal 2 to 9 In DATA 1 to DATA 8 Parallel input data to the printer 10 Out ACKNLG Pulse signaling that the printer has received data and is ready to accept more data 11 Out BUSY HIGH signal indicate...

Page 138: ... 4 Connector Pin Assignments CN2 Pin I O Signal Function 1 to 6 5 5 VDC line 7 Out TXD Transmit data 8 Out READY Ready to receive data 9 In RXD Receiving data 10 NC No connected 11 Out RST Reset 12 Out INH Inhibit 13 In CMREQ Command request 14 In WRRDY Write ready 15 In RDRDY Read request 16 Out WR Write 17 Out RD Read 18 Out CS Chip select 19 to 24 GND Ground 25 Out A3 Address bus bit 3 26 Out A...

Page 139: ...tion 1 Out PSC Power Signal Control 2 In PWDN Power down 3 to 4 5 V 5 VDC line 5 to 6 GND Ground 7 35 V 35 VDC line 8 35 V 35 VDC line 9 to 10 GP Ground Table A 7 Connector Pin Assignments CN4 Pin I O Signal Function 1 In HP Home position sensor signal 2 GND Ground Table A 8 Connector Pin Assignments CN5 Pin I O Signal Function 1 5 V 5 VDC line 2 In PE Rear PE sensor signal 3 GND Ground Table A 9 ...

Page 140: ... HEAD8 Head Data 8 11 Out HEAD4 Head Data 4 12 Out C3 Head Drive Common 3 13 Out C2 Head Drive Common 8 14 Out HEAD6 Head Data 6 15 Out C1 Head Drive Common 1 and 4 16 Out HEAD2 Head Data 2 Table A 11 Connector Pin Assignments CN8 Pin I O Signal Function 1 Out PFA PF Motor Phase A 2 Out PF A PF Motor Phase A 3 Out PFB PF Motor Phase B 4 Out PF B PF Motor Phase B Table A 12 Connector Pin Assignment...

Page 141: ...ignal Function 1 In PG1 PG sensor signal 2 GND Ground Table A 15 Connector Pin Assignments CN12 Pi n I O Signal Function 1 5 V 5 VDC line 2 Out POUTL Paper Out LED 3 Out PAUSE Pause LED 4 Out TOFFL Tear Off Bin LED 5 Out FONT2L Font LED 6 Out FONT1L Font LED 7 In FONTSW Font button 8 In LFFFSW FF LF button 9 In LDEJSW Load Eject button 10 In PAUSESW Pause button 11 In PSC Power switch control sign...

Page 142: ...Appendix EPSON FX 880 FX 1180 Service Manual A 7 Component Layout Figure A 2 C229 MAIN Board Component Layout ...

Page 143: ...Appendix A 8 EPSON FX 880 FX 1180 Service Manual Figure A 3 C229 PSB Board Component Layout ...

Page 144: ...Appendix EPSON FX 880 FX 1180 Service Manual A 9 Figure A 4 C229 PSE Board Component Layout ...

Page 145: ...Appendix A 10 EPSON FX 880 FX 1180 Service Manual Figure A 5 C229PSH Component Layout Figure A 6 PNL Board Component Layout ...

Page 146: ...80 Service Manual A 15 Dimensions and Weight FX 1180 Dimensions W 23 2 inches 590mm D 13 8 inches 350mm H 6 1 inches 154mm Weight 21 2 lbs 9 6 kg 23 2 590 mm 13 8 350 mm 6 1 154 mm Figure A 11 Physical Specifications for FX 1180 ...

Page 147: ...EPSON FX 880 FX 1180 Service Manual FX 880 Dimensions W 16 3 inches 415mm D 13 8 inches 350mm H 6 1 inches 154mm Weight 16 8 lbs 7 6 kg 16 3 415 mm 13 8 350 mm 6 1 154 mm Figure A 12 Physical Specification for FX 880 ...

Page 148: ...iagrams Figure A 13 PNL Circuit Diagram 1 3 2 5 4 1 3 2 5 4 1 3 2 5 4 1 3 2 5 4 1 3 2 5 4 6 GND GND PANEL CN1 5V C1 0 1u 25V LED4 LED3 LED2 LED1 LED0 5V FONT2L FONT1 TOFFL POUL PAUL FONTSW LFFFSW LDEJSW PAUSSW PSC 12 8 7 9 11 10 6 5 4 3 2 1 SW3 SW2 SW1 SW0 SW4 ...

Page 149: ...108 140 120 500 105 126 126 126 106 127 127 127 450 122 104 138 129 606 135 EXPLODED DIAGRAM FOR FX 880 1 109 125 125 113 127 133 127 117 200 110 111 400 400 373 137 132 112 112 115 100 116 126 126 128 101 107 101 125 125 125 127 123 123 ...

Page 150: ...1 123 610 601 607 595 597 593 590 616 501 598 594 526 535 535 535 528 531 620 533 527 530 525 534 578 532 602 619 572 617 623 570 568 575 588 582 557 564 559 565 565 614 571 502 610 610 610 606 585 610 610 610 589 573 524 521 584 583 510 561 562 503 613 613 587 599 610 551 549 547 543 550 536 650 622 621 EXPLODED DIAGRAM FOR FX 880 2 505 505 558 505 505 619 ...

Page 151: ... 125 125 113 127 133 127 117 200 110 111 400 400 373 137 132 112 112 115 100 116 128 101 107 101 125 125 125 127 123 123 126 140 541 140 140 108 140 500 104 606 120 126 450 118 300 127 106 127 122 129 135 102 119 105 138 127 127 330 380 ...

Page 152: ...123 610 601 607 595 597 593 590 616 501 598 594 526 535 535 535 528 531 620 533 527 530 525 624 578 532 602 619 572 617 623 570 568 575 588 582 557 564 559 565 565 614 571 502 610 610 610 606 585 610 610 610 589 573 524 521 584 583 510 561 562 503 613 605 587 599 610 553 551 549 547 543 550 536 650 622 621 EXPLODED DIAGRAM FOR FX 1180 2 505 505 558 505 505 619 535 534 580 ...

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