
Epson Stylus Pro 7700/7710/7900/7910/9700/9710/9900/9910 Revision D
7
Confidential
Chapter 4 DISASSEMBLY & ASSEMBLY
4.1 Overview .......................................................................................................... 117
4.1.1 Precautions ............................................................................................... 117
4.1.2 Orientation Definition .............................................................................. 119
4.1.3 Recommended Tools ............................................................................... 120
4.1.4 Cautions when replacing the Main Board Assy/Power Supply Board Assy ..
121
4.1.5 Differences of the parts/components between models ............................ 122
4.2 Parts Diagram ................................................................................................... 127
4.3 Disassembly Flowchart .................................................................................... 134
4.4 Disassembly and Assembly Procedure ............................................................. 140
4.4.1 Special operation for servicing ................................................................ 140
4.4.2 Housing .................................................................................................... 142
4.4.3 Electric Circuit Components .................................................................... 167
4.4.4 Carriage Mechanism ................................................................................ 175
4.4.5 Paper Feed Mechanism ............................................................................ 189
4.4.6 Ink System Mechanism ............................................................................ 205
4.4.7 Auto Take-up Reel ................................................................................... 245
4.4.8 SpectroProofer ......................................................................................... 257
Chapter 5 ADJUSTMENT
5.1 Overview .......................................................................................................... 284
5.1.1 Precautions ............................................................................................... 284
5.1.2 Adjustment Items and the Order by Repaired Part .................................. 285
5.1.3 Description of Adjustments ..................................................................... 287
5.1.4 Tools for Adjustments ............................................................................. 289
5.1.5 Service Program Basic Operations .......................................................... 290
5.2 NV-RAM BACKUP UTILITY ........................................................................ 295
5.3 CR Related Adjustment .................................................................................... 296
5.3.1 CR Timing Belt Tension Adjustment ...................................................... 296
5.3.2 CR Encoder Sensor Adjustment .............................................................. 300
5.3.3 Head PG Adjustment ............................................................................... 301
5.3.4 Cleaning PG Adjustment ......................................................................... 303
5.4 Head Related Adjustments ............................................................................... 305
5.4.1 Head Rank ID .......................................................................................... 305
5.4.2 Head Cleaning ......................................................................................... 307
5.4.3 Nozzle Check ........................................................................................... 308
5.4.4 Printhead Slant Adjustment (CR) ............................................................ 309
5.4.5 Printhead Slant Adjustment (PF) ............................................................. 312
5.4.6 Auto Uni-D Adjustment .......................................................................... 314
5.4.7 Auto Bi-D Adjustment ............................................................................. 315
5.4.8 Colorimetric Calibration (Color ID)
with SpectroProofer ................................................................................ 316
5.4.9 Absorber Position Check ......................................................................... 332
5.4.10 Ink Mark Sensor Height Adjustment ..................................................... 333
5.4.11 Ink Mark Sensor Adjustment ................................................................. 334
5.4.12 Air Leak Check for Ink Supply System ................................................. 335
5.4.13 Initial Ink Charge Flag ON/OFF ........................................................... 337
5.4.14 Initial Ink Charge ................................................................................... 337
5.5 PF Related Adjustment ..................................................................................... 338
5.5.1 PF Timing Belt Tension Adjustment ....................................................... 338
5.5.2 Skew Check ............................................................................................. 340
5.5.3 Band Feed ................................................................................................ 341
5.5.4 T&B&S Adjustment ................................................................................ 342
5.5.5 Paper Thickness Sensor Position Adjustment ......................................... 344
5.5.6 PF Encoder Sensor Adjustment ............................................................... 347
5.5.7 Rear Sensor AD Adjustment ................................................................... 348
5.6 AID Related Adjustment .................................................................................. 349
5.6.1 AID Function check ................................................................................. 349
5.7 Other Adjustment ............................................................................................. 351
5.7.1 Setting Destination .................................................................................. 351
5.7.2 Input CR/PF Motor Current ..................................................................... 352
5.7.3 RTC and USB ID ..................................................................................... 353
5.7.4 Installing Firmware .................................................................................. 354
5.7.5 Input Serial Number ................................................................................ 356
5.7.6 Input MAC Address ................................................................................. 357
5.7.7 Cut Position Adjustment .......................................................................... 358
5.7.8 Ink Holder Adjustment ............................................................................ 359
5.8 Clear Counters .................................................................................................. 360
5.9 Tests .................................................................................................................. 361
5.9.1 Network Communication Check ............................................................. 361
5.9.2 Suction Fan Operation Check .................................................................. 361
5.9.3 Color LCD Display Check ...................................................................... 362
5.9.4 Button Operation Check .......................................................................... 362
5.9.5 Inspection of the SpectroProofer ............................................................. 363
5.10 Check Adjustments Results ............................................................................ 376