Epson Stylus PHOTO 2000P Service Manual page 7

Stylus PHOTO 2000P
2.2.1.4 Energy Save Mode ............................................................. 45
2.2.2 C304MAIN Board Circuit Operation Principles .......................... 46
2.2.2.1 Printhead Driver Circuit ...................................................... 48
2.2.2.2 Reset Circuit ....................................................................... 49
2.2.2.3 Motor Driver Circuit ............................................................ 49
2.2.2.4 ASF/Pump Motor Driver Circuit .......................................... 52
2.2.2.5 EEPROM Control Circuit .................................................... 53
2.2.2.6 Sensor Circuit ..................................................................... 53
Chapter 3 TROUBLESHOOTING
3.1 Overview ........................................................................................... 56
3.1.1 Self-Diagnostic Function ........................................................... 57
3.1.1.1 Troubleshooting with LED Error Indicators ......................... 57
3.1.1.2 Error Conditions ................................................................. 58
3.1.1.3 Remedies for Paper Out Error ............................................ 60
3.1.1.4 Remedies for the Paper Jam Error ..................................... 62
3.1.1.5 Remedies for No Ink Cartridge Error/Ink Cartridge Problem 63
3.1.1.6 Remedies for Maintenance Request Error ......................... 63
3.1.1.7 Remedies for Fatal Error .................................................... 64
3.1.2 Isolating the Faulty Part on the Power Supply Board ................ 67
3.1.3 Isolating the Faulty Part according to the Phenomenon ............ 69
3.2 FAQ ................................................................................................... 73
Chapter 4 DISASSEMBLY AND ASSEMBLY
4.1 Overview ........................................................................................... 76
4.1.1 Precaution for Disassembling the Printer .................................. 76
4.1.2 Tools .......................................................................................... 77
4.1.3 Specifications for Screws .......................................................... 78
4.1.4 Service Checks After Repair ..................................................... 79
4.2 Disassembly Procedures ................................................................ 80
4.2.1 HOUSING Removal .................................................................. 81
4.2.2 Circuit Board Assembly Removal .............................................. 82
4.2.3 Panel Unit Removal ................................................................... 85
4.2.4 Printhead Unit Removal ............................................................ 87
4.2.5 TRAY, ABSORBER ASSEMBLY Removal ............................... 89
4.2.6 Ink Unit Removal ....................................................................... 91
4.2.7 MOTOR ASSEMBLY, CR Removal .......................................... 94
4.2.8 MOTOR ASSEMBLY, ASF Removal ........................................ 95
4.2.9 DE Unit Removal ....................................................................... 96
4.2.10 ASF Unit Removal ................................................................... 99
4.2.10.1 SHAFT, ROLLER, LD Removal ..................................... 101
4.2.10.2 ROLLER ASSEMBLY, LD, RIGHT/LEFT Removal ........ 106
4.2.11 Carriage Unit Removal .......................................................... 107
4.2.12 BOARD ASSEMBLY, ENCODER Removal .......................... 109
4.2.13 ROLLER, PF Removal .......................................................... 110
4.2.13.1 SCALE, PF Installation ................................................... 113
4.2.14 MOTOR ASSEMBLY, PF Removal ....................................... 116
4.2.15 PE Sensor Unit Removal ...................................................... 117
Chapter 5 ADJUSTMENT
5.1 Overview ........................................................................................ 119
5.1.1 Adjustment Items .................................................................... 119
5.1.2 Adjustment Tools .................................................................... 120
5.2 Adjustment ..................................................................................... 121
5.2.1 Parallelism Adjsutment ........................................................ 121
5.2.2 Backlash Adjsutment ............................................................ 123
5.2.3 Using the Adjustment Program ............................................... 125
5.2.3.1 About the Adjustment Program ........................................ 125
5.2.3.2 How to Install the Program ............................................... 125
5.2.3.3 How to Uninstall the Program ........................................... 125
5.2.3.4 Starting the Adjustment Program ..................................... 126
5.2.4 Head voltage ID input ........................................................... 126
5.2.4.1 Where to Find the Head ID ............................................... 126
5.2.4.2 Check Present Data ......................................................... 127
5.2.4.3 Change Data .................................................................... 127
5.2.5 Head angular adjsutment ..................................................... 128
5.2.6 Bi-Directional adjustment ..................................................... 130
5.2.7 USB ID check/input ............................................................... 132
5.2.7.1 Inputting/Checking the USB ID ......................................... 132
5.2.8 Head cleaning ........................................................................ 133
5.2.9 Initial ink charge .................................................................... 134
5.2.10 Protection counter check ................................................... 134
5.2.10.1 Check the Present Counter Value .................................. 134
5.2.10.2 Clear the Protection Counter Values .............................. 135
5.2.11 CSIC information ................................................................. 136
Revision A
7