Epson Stylus Scan 2000 - Page 7

EPSON Stylus Scan 2000
Revision A
6
Contents
Product Description
Features........................................................................................................................ 9
General Specifications............................................................................................... 10
Local copy ........................................................................................................... 10
Scan area.............................................................................................................. 10
Print area.............................................................................................................. 11
Printer .................................................................................................................. 11
Scanner ................................................................................................................ 15
Common .............................................................................................................. 16
Interfaces ................................................................................................................... 17
Printer interface ................................................................................................... 17
Scanner interfaces................................................................................................ 21
Control Panel............................................................................................................. 22
Buttons................................................................................................................. 22
Control panel indicates the printer’s condition.................................................... 24
Initialization......................................................................................................... 25
Stylus Scan Errors ..................................................................................................... 27
Physical Characteristics............................................................................................. 28
Dimensions .......................................................................................................... 28
Weight.................................................................................................................. 28
External view....................................................................................................... 28
Operating Principles
General ...................................................................................................................... 30
Printer Mechanism Operation.................................................................................... 31
Printing Mechanism............................................................................................. 32
Printing Process ................................................................................................... 33
Carriage Mechanism............................................................................................ 33
Paper Feeding Mechanism................................................................................... 35
Ink System ........................................................................................................... 40
Pump, Carriage Lock, Head Cleaner Mechanism ............................................... 41
Scanner Mechanism Operation ................................................................................. 44
Mechanism........................................................................................................... 44
Scanner Control ................................................................................................... 44
SCSI Interface...................................................................................................... 45
Local and PC Copy Principles................................................................................... 46
Electrical Circuit Operating Principles...................................................................... 47
B101 PSB/PSE Board.......................................................................................... 48
B101 Main........................................................................................................... 50
Troubleshooting
Unit Level Troubleshooting ...................................................................................... 62
Printer/Scanner does not operate at power on ..................................................... 63
Error is detected................................................................................................... 64
Failure occurs during printing ............................................................................. 64
Printer does not feed paper correctly................................................................... 65
Control panel operation is abnormal ................................................................... 65
Repair of the Printer Mechanism............................................................................... 66
Troubleshooting the Scanner..................................................................................... 70
Troubleshooting Flowcharts................................................................................ 71
Scanner troubleshooting check points ................................................................. 72
Troubleshooting the MAIN Board ............................................................................ 75
Troubleshooting the Power Supply Board ................................................................ 79
Troubleshooting the Motors and Sensors.................................................................. 82
Disassembly & Assembly
Overview ................................................................................................................... 84
Precautions for Disassembling the Printer........................................................... 84
Tools .................................................................................................................... 85
Screw Numbering System and Specifications..................................................... 86
Service Checks After Repair ............................................................................... 87
Disassembly Procedures............................................................................................ 89