Disassembly And Assembly - Epson LQ-670 Service Manual

3.1 Overview.............................................................................................. 3-1
3.1.1 Precautions for Disassembling the Printer .............................. 3-1
3.1.2 Tools ........................................................................................... 3-1
3.1.3 Service Check After Repair ....................................................... 3-2
3.1.4 Specifications for Screws.......................................................... 3-3
3.2 Printer Disassembly and Assembly................................................... 3-4
3.2.1 HOUSING, UPPER Removal ...................................................... 3-5
3.2.2 Printer Mechanism Removal ..................................................... 3-6
3.2.3 C214 MAIN Board Removal ....................................................... 3-7
3.2.4 C214 PSB/PSE Board Removal ................................................. 3-8
3.2.5 EP-ROM Replacement................................................................ 3-9
3.2.6 Printhead Removal................................................................... 3-10
3.2.7 Ribbon Mask Removal ............................................................. 3-11
3.2.8 PAPER EXIT ASSY. Removal................................................... 3-12
3.2.9 Ribbon Mask Holder Removal................................................. 3-13
3.2.10 PW Detector (Top) Removal .................................................. 3-14
3.2.11 MOTOR, CR Removal............................................................. 3-15
3.2.12 Carriage Assy. Removal ........................................................ 3-16
3.2.12.1 RATCHET, RD Removal............................................... 3-18
3.2.13 PAPER GUIDE Removal......................................................... 3-19
3.2.14 Platen Removal ...................................................................... 3-22
3.2.15 MOTOR, PF Removal ............................................................. 3-23

Disassembly and Assembly

Chapter 3