Epson DLQ-3000 Service Manual page 95

3.1 Overview ................................................................................................. 3-1
3.1.1 Tools............................................................................................... 3-1
3.1.2 Checks after Repair....................................................................... 3-2
3.2 Disassembly and Assembly .................................................................. 3-3
3.2.1 Printhead Replacement ................................................................ 3-4
3.2.1.1 Printhead Removal .............................................................. 3-4
3.2.1.2 Ribbon Mask Removal ........................................................ 3-5
3.2.2 Electrical Board Removal ............................................................. 3-6
3.2.2.1 Rear Cover Removal ........................................................... 3-6
3.2.2.2 C210 MAIN Board Removal ................................................ 3-7
3.2.2.3 C124 PSB/PSE Board Removal ......................................... 3-9
3.2.3 Control Panel Removal ............................................................... 3-10
3.2.4 Adjust Switch Removal............................................................... 3-10
3.2.5 Upper Housing Assembly Removal........................................... 3-11
3.2.6 Printer Mechanism Removal ...................................................... 3-12
3.2.6.1 Printer Mechanism Removal ............................................. 3-13
3.2.6.2 HP (Home Position) Sensor Assembly Removal .............. 3-14
3.2.6.3 Front Paper Sensor Removal ............................................ 3-14
3.2.6.4 PF Sensor Assembly Removal.......................................... 3-15
3.2.6.5 PF Motor Assembly Removal ............................................ 3-15
3.2.6.6 CR Motor Assembly Removal ........................................... 3-16
3.2.6.7 CS (Color Shift) Motor Assembly Removal ....................... 3-17
3.2.6.8 Paper Eject Lever Assembly ............................................. 3-18
3.2.6.9 PG Motor Removal ............................................................ 3-19
3.2.6.10 PG Sensor Removal........................................................ 3-19
3.2.6.11 PGHP Sensor Removal................................................... 3-19
3.2.6.12 CR Removal .................................................................... 3-20
3.2.6.13 CS Board Assembly Removal ......................................... 3-23
3.2.6.14 PEW Sensor Assembly Removal.................................... 3-24
3.2.6.15 Color Ribbon Sensor Removal........................................ 3-25
Disassembly and Assembly
Chapter 3