Table Of Contents - Epson Stylus Pro 4910 Service Manual

Table of Contents

Service Manual1
Precautions2
Chapter 1 Product Description3
About This Manual3
Manual Configuration3
Symbols Used In This Manual4
Table Of Contents6
Product Description9
Supports Very Large-Sized Paper10
Ink Configuration10
Super High Print Quality10
Lower Running Cost10
Spectroproofer (Option)11
External View (Main Body)11
External View (Spectroproofer)11
Basic Specifications12
Electric Specifications12
Ink Specifications13
General Specifications13
Reliability/Durability14
Printing Specifications15
Paper Feed Specifications15
Supported Paper15
Designated Paper17
Designated Roll Paper List17
Designated Cut Sheet List19
Printable Area22
Roll Paper22
Borderless Printing Specification23
Available Paper Type23
Borderless Printing Mode23
Cutting Of Roll Paper24
Setting Before Printing24
Setting From The Printer24
Manual Cut24
Hardware Specifications25
Dimensions And Weight25
Spectroproofer Mounter25
Main Unit25
Part Names26
Front Side Of Main Unit26
Back Side Of Main Unit/Spindle26
Control Panel28
Buttons28
Lights (Led)30
Lcd31
Normal Indication31
Icons On The Lcd32
Ink Cartridge32
Ink Remaining32
Free Space Of The Maintenance Box32
Setup Menu33
Printer Setup Menu33
Menu Mode Settings List33
Custom Paper Menu37
Custom Paper Menu List37
Ink Menu38
Ink Menu List38
Pg Settings List39
Firmware Version Information40
Maintenance Mode41
How To Start & Quit41
Maintenance Mode Menu List41
Serviceman Mode42
Serviceman Mode Menu List42
Trouble Shooting45
Overview46
Preliminary Check46
Check For The Usage Environment46
Recurrence Check Of The Trouble46
Troubleshooting Procedure47
Procedure After Troubleshooting47
If The Trouble Has Been Successfully Solved47
If Necessary To Escalate The Trouble Case47
Remedies For Maintenance Requests48
About The Maintenance Request Nnnn48
Remedy For Maintenance Request No. 0010/400049
Remedies For Service Call Error50
Remedies For Error Messages Related To Spectroproofer73
Remedies For Print Quality Troubles75
Trouble On Paper Feeding82
Printer Does Not Operate86
Abnormal Operations88
Problems On Spectroproofer90
Trouble On Service Program93
Trouble On Nvram Viewer96
Trouble On Colorimetric Calibration Adjustment Program97
Disassembly & Assembly98
Cautions After Assembling101
Orientation Definition101
Recommended Tools102
Parts Diagram103
Disassembly Flowchart114
Consumables/Accessories114
Housing114
Electric Circuit Components115
Carriage Mechanism116
Paper Feed Mechanism117
Asf Unit118
Roll Unit119
Cutter Unit120
Ink System Mechanism121
Spectroproofer122
Disassembly And Assembly Procedure123
Preparation For Servicing123
Unlocking The Cr Unit123
Paper Cassette125
Cutter Replacement126
Removing The Cutter126
Installing A New Cutter126
Maintenance Box127
Ink Cartridge Replacement129
Removing The Ink Cartridge129
Unpacking The Ink Cartridge129
Spindle130
Removing The Spindle130
Removing The Roll Paper130
Mounter131
Disconnecting The Usb Connector131
Removing The Mounter131
Printer Cover132
Removing The Printer Cover132
Printer Cover Sensor133
Removing The Upper Front Cover133
Removing The Sensor Cover134
Removing The Printer Cover Sensor134
Control Panel Cover135
Removing The Ffc135
Removing The Control Panel Cover135
Left Cover136
Removing The Left Cover136
Right Upper Cover137
Removing The Right Upper Cover137
Right Cover138
Removing The Right Cover138
Disconnecting The Connector139
Removing The Right Ic Cover Frame140
Front Cover141
Opening The Covers141
Removing The Front Cover141
Front Cover Sensor142
Removing The Front Cover Sensor142
Rear Cover143
Removing The Rear Cover143
Rear Unit144
Removing The Rear Unit144
Rear Unit Sensor145
Removing The Sensor Holder145
Removing The Rear Unit Sensor145
Board Tray146
Removing The Board Tray146
Removing The Screws146
Media Eject Cover147
Removing The Media Eject Cover147
Cr Cover148
Removing The Cr Cover148
Mid-Right Cover/Mid-Left Cover149
Removing The Mid-Right Cover149
Left Roll Cover/Right Roll Cover150
Removing The Right Roll Cover150
Removing The Left Roll Cover150
Main Board151
Pulling Out The Board Tray151
Disconnecting The Connectors And Ffcs152
Removing The Main Board152
Nvram Backup Ok153
Nvram Backup Ng153
Network Board154
Removing The Network Board154
Figure 3-60. Removing The Network Board155
Figure 3-59. Removing The Cooling Fan155
Power Supply Box156
Pulling Out The Power Supply Box156
Removing The Power Supply Box157
Power Supply Board158
Removing The Cover158
Removing The Power Supply Board159
Sub Board160
Disconnecting The Connectors160
Removing The Sub Board160
Sub-B Board161
Removing The Sub-B Board161
Sub-C Board162
Removing The Sub-C Board162
Sub-D Board163
Aid Board164
Removing The Aid Board Cover164
Removing The Aid Board164
Led Board165
Removing The Led Board165
Control Panel Board166
Cr Motor167
Releasing The Harness167
Cr Encoder169
Removing The Cr Encoder169
Cr Scale170
Removing The Cr Scale170
Ink Mark Sensor172
Removing The Ink Mark Sensor173
Cr Unit/Cr Belt174
Releasing The Cr Belt174
Removing The Cr Belt176
Apg Motor Assy178
Removing The Apg Motor Assy178
Apg Sensor179
Removing The Apg Sensor179
Rotating The Shading Plate179
Oil Pad Holder180
Pf Motor181
Removing The Pf Motor181
Pf Encoder182
Removing The Pf Encoder182
Pf Scale183
Removing The Pf Scale183
Pf Belt184
Removing The Pf Belt184
Suction Fan185
Removing The Suction Fan185
Removing The Plate186
Pe Sensor187
Removing the "PAPER GUIDE,ROLL,UNDER"187
Removing The Release Shaft Holder188
Removing The Actuator188
Removing the "PAPER GUIDE,UPPER"190
Removing The Pe Sensor190
Removing The Pe Sensor Holder190
2Nd Pe Sensor191
Removing The 2Nd Pe Sensor191
Pw Sensor192
Removing The Pw Sensor193
Paper Thickness Sensor1, 2194
Removing The Paper Thickness Sensors195
Release Motor Assy196
Removing The Release Motor Assy196
Release Sensor197
Edge Release Assy198
Removing The Mounting Plate198
Removing The Edge Release Assy199
Edge Sensor200
Removing The Edge Sensor200
Asf Motor Assy201
Removing The Asf Motor Assy201
Asf Sub Motor Assy202
Removing The Asf Sub Motor Assy202
Pickup Roller203
Releasing The Harnesses205
Retard Roller208
Removing The Retard Roller209
3.4.6.6 Paper Empty Sensor210
Removing The Lower Cover210
Removing The Holder And The Lever211
Removing The Cassette Rail212
Removing The Paper Empty Sensor212
Paper Cassette Sensor213
Removing The Paper Cassette Sensor214
Roll Unit Sensor215
Roll Lock Sensor216
Releasing The Roll Paper Cover216
Removing The Roll Paper Cover216
Removing The Roll Lock Sensor217
Atc Motor Assy218
Removing The Atc Motor Assy218
Removing The Motor Assy218
Roll Feeding Motor Assy219
Removing The Roll Feeding Motor Assy219
Paper Guide Sensor220
Removing The Paper Guide Sensor220
Roll Feeding Sensor221
Removing The Roll Feeding Sensor221
Cutter Cover222
Removing The Cutter Cover222
Cutter Motor Assy223
Removing The Cutter Motor Mounting Plate223
Removing The Cutter Motor Assy224
Cutter Hp Sensor225
Removing The Cover Holder225
Ink Selector Assy228
Removing The Ink Selector Assy229
Releasing The Ffc229
Printhead231
Removing The Printhead231
Is Unit232
Wiper235
Removing The Wiper235
Wiper Cleaner236
Removing The Wiper Cleaner236
Head Cap237
Removing The Head Cap237
Home (Right) Side Cartridge Holder238
Removing The Home (Right) Side Cartridge Holder239
Disconnecting The Ink Tube240
Full (Left) Side Cartridge Holder241
Removing The Full (Left) Side Cartridge Holder242
Maintenance Box 1 Holder244
Disconnecting The Ffc And The Tube244
Removing The Maintenance Box 1 Holder245
Ink Tubes246
Removing The Tube Cover246
Removing The Ink Tubes247
Head Ffc248
Disconnecting The Head Ffc248
Removing The Ffc Covers249
Removing The Head Ffc250
Right Holder Ffc251
Removing The Right Holder Ffc251
Disconnecting The Ffc251
Left Holder Ffc252
Disconnecting The Left Holder Ffc252
Decompression Pump253
Color Measurement Device And Backing Replacement254
Removing The Color Measurement Device254
Backing/White Calibration Tile Holder255
Removing The Backing/White Calibration Tile Holder255
Color Measurement Device Parts263
Main-C Board263
Removing The Main-C Board264
Epson Stylus Pro 4900/Epson Stylus Pro264
Encoder For Paper Pressing Motor265
Removing The Encoder For Paper Pressing Motor265
Thermistor266
Removing The Thermistor266
Drying Fan267
Removing The Drying Fan267
Paper Pressing Motor268
Moving The Carriage268
Removing The Paper Pressing Motor269
Cr Hp Sensor270
Removing The Cr Hp Sensor270
Backing Sensor271
Pulling Out The Harness271
Removing The Backing Sensor273
Removing The Fan Duct275
Removing The Cr Motor275
Adjustment276
Adjustment Items And The Order By Repaired Part278
Description Of Adjustments288
Tools/Consumables For Adjustments298
Hardware Tools298
Software Tools299
Consumables299
Service Program Basic Operations300
Nv-Ram Backup Utility/Nvram Viewer301
Nvram Read Procedure301
Nvram Write Procedure301
Nvram Viewer Basic Operation302
Life Parts Operation History302
Utilization History303
Error History303
Adjustments (Individual)304
Adjustments (Sequence)305
Installing Firmware306
Firmware Update Tool306
Image & Test Print308
Adjustment Pattern For Platen Height309
Adjustment Pattern For Cr Direction Head Slant309
Adjustment Pattern For Head Slant310
Counter Reset311
Clear Counter Menu List311
Flag Setting List312
References313
Initial Ink Charge Flag314
Cr Related Check & Adjustments315
Ffc Position Check315
Ffc Position Check After Replacing The Tube316
Tube Holders316
Adjusting The Position Of The Ink Tube317
Cr Belt Adjustment318
Standard Value318
Execution Mode318
Measuring The Belt Tension319
Tension Adjusting Screw319
Pg Height Check & Adjustment320
Check Position Of The Cam Pg Place320
Adjustment Screw And Lever323
Position Of The Thickness Gauge C323
Apg Check325
Check Position Of The Cam Apg325
Cr Encoder And Scale Check326
Cr Speed Initialize327
Active Damper Adjustment328
Ink Mark Sensor Check & Adjustment329
Head Related Checks And Adjustments331
Head Id Check & Input331
Head Rank Id332
Nozzle Check333
Nozzle Check Pattern333
Cleaning334
Cr & Pf Direction Head Slant Adjustment335
Adjustment Pattern335
Determination Of Visual Check Pattern335
Pf Direction Head Slant Adjustment338
Head Tilt Lever339
Auto Bi-D Adjustment340
Colorimetric Calibration (Color Id) With Spectroproofer341
Colorimetric Calibration Id Startup Screen343
Entire Process Screen344
Setting The Chart And The Scanning Ruler347
Measurable Time And Date Check347
Color Measuring Screen348
Setting The Calibrator/Measuring Position348
Color Measuring Order349
Measurable Date And Time Check352
Ink Supply Related Checks And Adjustments355
Wiper And Cap Cleaning & Exchange355
Maintenance Box Remaining Space Check356
Chapter 4 Adjustment356
Ink Eject And Initial Charge357
Ink Charge358
Ink Selector Movement Check359
Ils & Csic Check360
Csic Check361
Tubes Cleaning (And Ink Charge Per Two Rows)362
Leak Check (Visually)364
Media Feed Related Checks And Adjustments365
Pf Belt Adjustment365
Pf Encoder And Scale Check367
Check Position367
Paper Thickness Sensor Position Adjustment368
Position For The Thickness Tool369
Position Adjustment370
Rear Ad Adjustment371
Position Of The Standard Sheet371
Media Feed Correction Check & Adjustment372
Selecting Patches 1372
Media Eject Correction Check & Adjustment375
Pw + T&B&S Check & Adjustment377
T&B&S Adjustment377
Pw Adjustment377
Cut Position Check & Adjustment379
Cutter Belt Tension Check380
Suction Check & Adjustment382
Creating The Measurement Jig382
Checking The Suction Power383
Boards Related Checks And Adjustments384
Rtc&Usb Id384
Serial Number Check & Input385
Aid Function Check386
Mac Address Check & Input387
Usb Port And Network Communication Check388
Adjustment Value Reset389
Default Reset390
Operation Panel Check (Buttons & Lcd)391
Button Operation Check391
Other Printer Checks And Adjustments392
Motor Measurement Adjustment392
Sensor Check393
Confirmation Method Per Part393
Encoder Check398
Spectroproofer Related Adjustments400
Spectroproofer Sensor Check400
Backing Sensor Check400
Thermistor Check402
Spectroproofer Movement Check403
Fan Function Check403
Cr Function Check403
Paper Press Function Check404
Spectroproofer Measurement Precision Check405
Cr Direction Color Measurement Check405
Pf Direction Color Measurement Check406
Spectroproofer Serial Number Check & Input407
Chapter 5 Maintenance408
Setting Up/Storing The Printer411
Storing The Printer And Cleaning The Ink Path411
Transportation412
Preparation For Transportation412
Moving/Transporting The Printer412
Setting Up The Printer After Transportation412
Checking And Cleaning The Head413
Cleaning The Wiper/Flushing Box414
Cleaning By Feeding Paper415
Cleaning The Platen415
Cleaning the Platen's Sucking Holes416
Auto Color Measurement Device Mounter417
Cleaning The Color Measurement Device417
Cleaning The Backing And The White Base Tile417
Taking Off The White Base Tile417
Cleaning The Paper Pressing Plate418
Lay The Paper Pressing Plate418
Cleaning The Paper Guide Unit419
Lubrication420
Lubrication Points List421
Chapter 6 Appendix430
Block Wiring Diagram431
Main Body431
Connection Diagram433
Electric Circuit Components 1433
Electric Circuit Components 2434
Paper Feed Mechanism 1435
Paper Feed Mechanism 2435
Ink System Mechanism 1437
Ink System Mechanism 2438
Panel Menu Map439
User Menu Map440
Serviceman Mode Map441