Epson Stylus Pro 7900/9900/7910/9910 SERVICE MANUAL (Edition C)
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EP-7910-SM
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- PDF format service manual
- Allow high-definition printing
- How to repair EPSON_Stylus_Pro_7900_9900_7910_9910 Inkjet Printer?
- How to maintain and fix your Inkjet Printer?
- product description, operating principles,troubleshooting, disassembly and assembly,adjustment, maintenance, connector summary.
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- How to repair EPSON_Stylus_Pro_7900_9900_7910_9910 Inkjet Printer?
- How to maintain and fix your Inkjet Printer?
- product description, operating principles,troubleshooting, disassembly and assembly,adjustment, maintenance, connector summary.
Contents
Chapter 1 PRODUCT DESCRIPTION
1.1 Product Description .............................................................................................. 9
1.2 Basic Specifications ............................................................................................ 11
1.2.1 Basic Specifications ................................................................................... 11
1.2.2 Electric Specifications ............................................................................... 11
1.2.3 Ink Specifications ...................................................................................... 12
1.2.4 General Specifications ............................................................................... 12
1.2.5 Reliability/Durability ................................................................................. 13
1.3 Printing Specifications ........................................................................................ 14
1.3.1 Paper Feed Specifications .......................................................................... 14
1.3.2 Paper Specification .................................................................................... 14
1.3.3 Printable Area ............................................................................................ 20
1.3.4 Borderless Printing Specification .............................................................. 21
1.3.5 Cutting of Roll Paper ................................................................................. 22
1.4 Dimensions and Main Components .................................................................... 23
1.4.1 Dimensions and Weight ............................................................................. 23
1.4.2 Part Names ................................................................................................. 23
1.5 Control Panel ...................................................................................................... 25
1.5.1 Menu Mode Settings .................................................................................. 32
1.5.2 Maintenance Mode .................................................................................... 39
1.5.3 Serviceman Mode ...................................................................................... 40
Chapter 2 OPERATING PRINCIPLES
2.1 Main Body .......................................................................................................... 49
2.1.1 Housing ...................................................................................................... 49
2.1.2 Electric Circuit Components ...................................................................... 50
2.1.3 Carriage Mechanism .................................................................................. 51
2.1.4 APG Mechanism ........................................................................................ 52
2.1.5 Paper Feed Mechanism .............................................................................. 53
2.1.6 Ink System ................................................................................................. 54
2.2 Options ............................................................................................................... 57
2.2.1 Auto Take-up Reel ..................................................................................... 57
2.2.2 SpectroProofer ........................................................................................... 58
Chapter 3 TROUBLE SHOOTING
3.1 Overview ............................................................................................................ 60
3.1.1 Preliminary Check ..................................................................................... 60
3.1.2 Troubleshooting Procedure ........................................................................ 60
3.2 List of Error Messages ....................................................................................... 61
3.3 Remedies for Error Messages ............................................................................. 64
3.4 Remedies for Error Messages related to SpectroProofer/Auto Take-up Reel .... 71
3.5 Remedies for Maintenance Requests ................................................................. 76
3.6 Remedies for Service Call Error ........................................................................ 78
3.7 Remedies for Print Quality Troubles .................................................................. 94
Chapter 4 DISASSEMBLY & ASSEMBLY
4.1 Overview ............................................................................................................ 97
4.1.1 Precautions ................................................................................................. 97
4.1.2 Orientation Definition ................................................................................ 99
4.1.3 Recommended Tools ................................................................................. 99
4.1.4 Cautions when replacing the Main Board Assy/Power Supply Board Assy ..
100
4.2 Parts Diagram ................................................................................................... 101
4.3 Disassembly Flowchart .................................................................................... 108
4.4 Disassembly and Assembly Procedure ............................................................. 114
4.4.1 Special operation for servicing ................................................................ 114
4.4.2 Housing .................................................................................................... 116
4.4.3 Electric Circuit Components ................................................................... 141
4.4.4 Carriage Mechanism ................................................................................ 149
4.4.5 Paper Feed Mechanism ............................................................................ 163
4.4.6 Ink System Mechanism ........................................................................... 179
4.4.7 Auto Take-up Reel ................................................................................... 214
4.4.8 SpectroProofer ......................................................................................... 226
Chapter 5 ADJUSTMENT
5.1 Overview .......................................................................................................... 253
5.1.1 Precautions ............................................................................................... 253
5.1.2 Adjustment Items and the Order by Repaired Part .................................. 254
5.1.3 Description of Adjustments ..................................................................... 256
5.1.4 Tools for Adjustments ............................................................................. 258
5.1.5 Service Program Basic Operations .......................................................... 259
5.2 NV-RAM BACKUP UTILITY ........................................................................ 264
5.3 CR Related Adjustment .................................................................................... 265
5.3.1 CR Timing Belt Tension Adjustment ...................................................... 265
5.3.2 CR Encoder Sensor Adjustment .............................................................. 269
5.3.3 Head PG Adjustment ............................................................................... 270
5.3.4 Cleaning PG Adjustment ......................................................................... 272
5.4 Head Related Adjustments ............................................................................... 274
5.4.1 Head Rank ID .......................................................................................... 274
5.4.2 Head Cleaning ......................................................................................... 275
5.4.3 Nozzle Check ........................................................................................... 276
5.4.4 Printhead Slant Adjustment (CR) ............................................................ 277
5.4.5 Printhead Slant Adjustment (PF) ............................................................. 280
5.4.6 Auto Uni-D Adjustment .......................................................................... 282
5.4.7 Auto Bi-D Adjustment ............................................................................. 283
5.4.8 Colorimetric Calibration (Color ID)
with SpectroProofer ................................................................................. 284
5.4.9 Absorber Position Check ......................................................................... 300
5.4.10 Ink Mark Sensor Height Adjustment ..................................................... 301
5.4.11 Ink Mark Sensor Adjustment ................................................................. 302
5.4.12 Air Leak Check for Ink Supply System (TBD) ..................................... 303
5.4.13 Initial Ink Charge Flag ON/OFF ............................................................ 306
5.4.14 Initial Ink Charge ................................................................................... 306
5.5 PF Related Adjustment ..................................................................................... 307
5.5.1 PF Timing Belt Tension Adjustment ....................................................... 307
5.5.2 Skew Check ............................................................................................. 309
5.5.3 Band Feed ................................................................................................ 310
5.5.4 T&B&S Adjustment ................................................................................ 311
5.5.5 Paper Thickness Sensor Position Adjustment ......................................... 313
5.5.6 PF Encoder Sensor Adjustment ............................................................... 315
5.5.7 Rear Sensor AD Adjustment ................................................................... 316
5.6 AID Related Adjustment .................................................................................. 317
5.6.1 AID Function check ................................................................................. 317
5.7 Other Adjustment ............................................................................................. 319
5.7.1 Setting Destination .................................................................................. 319
5.7.2 Input CR/PF Motor Current ..................................................................... 320
5.7.3 RTC and USB ID ..................................................................................... 321
5.7.4 Installing Firmware .................................................................................. 322
5.7.5 Input Serial Number ................................................................................ 324
5.7.6 Input MAC Address ................................................................................. 325
5.7.7 Cut Position Adjustment .......................................................................... 326
5.8 Clear Counters .................................................................................................. 327
5.9 Tests .................................................................................................................. 328
5.9.1 Network Communication Check ............................................................. 328
5.9.2 Suction Fan Operation Check .................................................................. 328
5.9.3 Color LCD Display Check ...................................................................... 329
5.9.4 Button Operation Check .......................................................................... 329
5.9.5 Inspection of the SpectroProofer ............................................................. 330
5.10 Check Adjustments Results ............................................................................ 343
Chapter 6 MAINTENANCE
6.1 Overview .......................................................................................................... 345
6.2 Setting Up/Storing the Printer .......................................................................... 347
6.2.1 Setting Up ................................................................................................ 347
6.2.2 Storing the Printer and Cleaning the Ink Path ......................................... 347
6.3 Transportation .................................................................................................. 349
6.4 Cleaning ............................................................................................................ 350
6.5 Lubrication ....................................................................................................... 352
| BRAND | EPSON |
|---|---|
| TYPES | Service_Manual, Wiring_Diagram |
| SIZE | 22.7M |
| PAGES | 356 |
| FORMAT | |
| LANGUAGE | English |
| QUALITY | High resolution |
| VERSION | Edition C |
| DOCDATE | 2009-03-27 00:00:00 |
| APPLIESTO | Epson Stylus Pro 7900 / 9900 Epson Stylus Pro 7910 / 9910 |
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