Epson STYLUS 3000 Service Manual page 69

3.1 Overview................................................................................................................3-1
3.1.1 Precautions for Disassembling the Printer.......................................................................... 3-1
3.1.2 Tools ........................................................................................................................................ 3-2
3.2 Disassembly and Assembly.................................................................................3-3
3.2.1 Upper Housing Removal........................................................................................................ 3-4
3.2.2 ROM Replacement.................................................................................................................. 3-6
3.2.3 CR PW (Paper Width) Sensor Board Assembly Removal................................................... 3-7
3.2.4 Printhead Removal ................................................................................................................. 3-8
3.2.5 HP Sensor Removal ............................................................................................................. 3-10
3.2.6 Printer Mechanism Removal ............................................................................................... 3-11
3.2.7 PSB/PSE Board Assembly Removal................................................................................... 3-12
3.2.8 C203 MAIN Board Assembly Removal................................................................................ 3-13
3.2.9 Main Waste Ink Drain Pad Removal.................................................................................... 3-15
3.2.10 PL (Paper Length) Sensor Removal ................................................................................. 3-16
3.2.11 Printer Mechanism Disassembly....................................................................................... 3-17
3.2.11.1 CR Motor Removal ................................................................................................ 3-17
3.2.11.2 Pump Motor Assembly Removal ........................................................................... 3-18
3.2.11.3 PF Motor Assembly Removal ................................................................................ 3-19
3.2.11.4 Front/Rear PE Sensor Removal ............................................................................ 3-20
3.2.11.5 Release Sensor Removal...................................................................................... 3-21
3.2.11.6 Paper Eject Frame Unit Removal .......................................................................... 3-22
3.2.11.7 Pump Unit Removal............................................................................................... 3-23
3.2.11.8 Edge Guide Unit Removal ..................................................................................... 3-24
3.2.11.9 PQ (Paper Quantity) Sensor Board Assembly Removal ....................................... 3-26
3.2.11.10 ASF PW (Paper Width) Sensor Removal............................................................ 3-27
3.2.11.11 Ink Cartridge Holder Unit Removal ...................................................................... 3-28
3.2.11.12 Ink Sensor Assembly Removal............................................................................ 3-30
3.2.11.13 Ink Cartridge Sensor Assembly Removal............................................................ 3-30
3.2.11.14 CR Unit Removal ................................................................................................. 3-31
3.2.11.15 LD shaft Removal ................................................................................................ 3-33
3.2.11.16 PF Roller Removal............................................................................................... 3-36
3.2.11.17 Rear Paper Guide Removal ................................................................................ 3-37
3.2.11.18 Middle Frame Unit Removal ................................................................................ 3-38
Disassembly and Assembly
Chapter 3