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EPSON STYLUS Scan 2500 Revision A
7
Contents
Product Description
Features....................................................................................................... 10
General Specifications ............................................................................... 10
Local copy.............................................................................................. 10
Scan area................................................................................................ 11
Print area................................................................................................ 12
Printing................................................................................................... 13
Input data buffer.................................................................................... 13
Control codes......................................................................................... 13
Paper feed .............................................................................................. 13
Paper....................................................................................................... 14
Ink ........................................................................................................... 15
Scanner........................................................................................................ 16
Common...................................................................................................... 17
Electrical specifications......................................................................... 17
Safety, EMC............................................................................................ 18
Environmental conditions..................................................................... 18
Resistance to electric noise .................................................................. 19
Reliability................................................................................................ 19
Acoustic noise........................................................................................ 19
Interfaces..................................................................................................... 20
Printer Interface ..................................................................................... 20
Scanner interfaces................................................................................. 22
Control Panel............................................................................................... 24
Buttons................................................................................................... 24
Indicators and LCD Display................................................................... 27
Initialization............................................................................................ 28
Settings Menu............................................................................................. 29
Stylus Scan Errors ...................................................................................... 30
Options ........................................................................................................ 31
Local Copy.............................................................................................. 31
Scanning ................................................................................................ 31
Physical Characteristics ............................................................................. 32
Dimensions............................................................................................ 32
Weight.................................................................................................... 32
Operating Principles
General........................................................................................................ 34
Printer Mechanism Operation ................................................................... 34
Printing Mechanism.............................................................................. 35
Printing Process..................................................................................... 37
Carriage Mechanism and Motor .......................................................... 38
Paper Feeding Mechanism................................................................... 40
Ink System ............................................................................................. 46
Pump, Carriage Lock, Head Cleaner Mechanism................................ 46
Cap Mechanism..................................................................................... 49
Scanner Principles...................................................................................... 50
Carriage Unit.......................................................................................... 50
Carriage Operation................................................................................ 51
Local and PC Copy Principles .................................................................... 52
Local copy process................................................................................ 52
PC copy process .................................................................................... 53
Electrical Circuit Operating Principles ...................................................... 54
B102 PSB/PSE Board............................................................................. 55
B102 MAIN Board.................................................................................. 57
Troubleshooting
Unit Level Troubleshooting....................................................................... 61
Printer/Scanner does not operate at power on................................... 62
Error is detected.................................................................................... 63
Failure occurs during printing.............................................................. 63
Printer does not feed paper correctly.................................................. 64
Control panel operation is abnormal................................................... 64