Epson Artisan 810 Service Manual page 11

Epson Artisan 810/835/837/710/725/730/Epson Stylus Photo PX810FW/TX810FW/PX820FWD/TX820FWD/PX830FWD/PX710W/TX710W/PX720WD/TX720WD/PX730WD/TX730WD
Chapter 3 TROUBLESHOOTING
3.1 Overview ............................................................................................................. 61
3.1.1 Specified Tools ........................................................................................... 61
3.1.2 Preliminary Checks..................................................................................... 61
3.2 Troubleshooting................................................................................................... 62
3.2.1 Motor and Sensor Troubleshooting ............................................................ 62
3.3 Troubleshooting by Error Message ..................................................................... 63
3.3.1 Error Message List...................................................................................... 63
3.3.2 Troubleshooting by Error Message ............................................................ 65
3.4 Troubleshooting without Error Message ............................................................. 77
3.4.1 Troubleshooting Printer Mechanism Problems .......................................... 77
3.4.2 Troubleshooting Electrical Problems ......................................................... 83
3.4.3 Troubleshooting I/F-related Problems........................................................ 83
3.5 Troubleshooting Duplex Unit Problems.............................................................. 85
3.6 Network Troubleshooting.................................................................................... 86
3.7 FAX Troubleshooting.......................................................................................... 88
3.7.1 FAX Log ..................................................................................................... 88
3.7.2 Error Code/Superficial Phenomenon-Based Troubleshooting ................... 92
3.8 Fax Function/External Connection Function Check ........................................... 94
3.8.1 Outline ........................................................................................................ 94
3.8.2 Fax Function and External Connection Function Check ............................ 94
3.8.2.1 Fax Function Check by [Method A] and External Connection Function Check ... 94
3.8.2.2 Fax Function Check by [Method B] and External Connection Function Check ... 98
3.8.2.3 Fax Function Check by [Method C] and External Connection Function Check ... 99
Chapter 4 DISASSEMBLY/ASSEMBLY
4.1 Overview ........................................................................................................... 101
4.1.1 Precautions................................................................................................ 101
4.1.2 Tools ......................................................................................................... 102
4.1.3 Work Completion Check .......................................................................... 102
4.1.4 Additional Procedure/Procedural Differences .......................................... 104
4.2 Disassembly Procedures.................................................................................... 106
4.2.1 Parts transferred from the old printer when replacing the Printer Mechanism 108
4.2.2 Replacing the Head Supply Assy ............................................................. 109
4.2.3 Removing the Housing ............................................................................. 110
4.2.3.1 ADF Unit........................................................................................... 110
4.2.3.2 Scanner Unit ...................................................................................... 111
4.2.3.3 Hinge ................................................................................................. 113
4.2.3.4 Upper Left Housing / Panel Lock Button.......................................... 114
4.2.3.5 Upper Housing .................................................................................. 115
4.2.3.6 Rear Left Housing ............................................................................. 117
4.2.3.7 Left Housing / Decoration Belt L...................................................... 117
4.2.3.8 Stacker Assy ...................................................................................... 118
4.2.3.9 Rear ASF Paper Guide Cover ........................................................... 119
4.2.3.10 Rear Right FAX Housing................................................................ 120
4.2.3.11 Right Housing / Card Cover............................................................ 121
4.2.3.12 Cassette Unit/EJ Cover Assy........................................................... 122
4.2.3.13 Paper Guide Top Assy..................................................................... 123
4.2.4 Removing the Circuit Board..................................................................... 124
4.2.4.1 Panel Unit .......................................................................................... 124
4.2.4.2 Main Board / Grounding Plate M/B .................................................. 126
4.2.4.3 Power Supply Unit ............................................................................ 129
4.2.4.4 Wireless LAN Board ......................................................................... 130
4.2.4.5 Card Slot Assy................................................................................... 131
4.2.5 Disassembling the Printer Mechanism ..................................................... 132
4.2.5.1 Printhead............................................................................................ 132
4.2.5.2 CR Scale............................................................................................ 139
4.2.5.3 PF Encoder ........................................................................................ 140
4.2.5.4 Decompression Pump Unit................................................................ 141
4.2.5.5 CSIC Assy ......................................................................................... 142
4.2.5.6 Ink Supply IC Holder Assy ............................................................... 143
4.2.5.7 Ink System......................................................................................... 146
4.2.5.8 Lower ASF Paper Guide Assy .......................................................... 148
4.2.5.9 CDR Tray Assy ................................................................................. 151
4.2.5.10 Pick-up Roller ................................................................................. 152
4.2.5.11 Waste Ink Tray Assy ....................................................................... 153
4.2.5.12 Lower Paper Guide Waste Ink Pad Assy ........................................ 156
4.2.6 Disassembling Scanner Unit..................................................................... 157
4.2.6.1 Scanner Upper Housing .................................................................... 157
4.2.6.2 Scanner Motor Unit ........................................................................... 158
4.2.6.3 Scanner Carriage Unit ....................................................................... 160
4.2.6.4 Scanner CR Encoder Board............................................................... 162
4.2.6.5 Cover Open Sensor............................................................................ 163
Revision E
11
Confidential