2FD/2FF/2FG
1-6-23
(5) Detaching and refitting the ISU (reference)
Take the following procedure when the ISU is to be checked or replaced.
Caution:
After replacing the ISU, make a test copy and check the copy image. If the image is incorrect, perform the adjustments
(see pages 1-6-25 to 31).
ISU installation requires the following tools:
Two positioning pins (P/N 1856812)
Procedure
• Detaching the ISU
1. Remove the contact glass (see page 1-6-19).
2. Remove the rear and shield covers and
detach connector YC34 on the main PCB.
Figure 1-6-46
3. Remove the eight screws holding the ISU
cover and then the cover.
Figure 1-6-47
4. Remove the two screws holding the original
size detection sensor retainer and then the
retainer.
5. Remove the four screws holding the ISU and
then the ISU.
6. Check or replace the ISU.
Figure 1-6-48
YC34
ISU cover
ISU
Original size detection sensor retainer
Summary of Contents for AD-63
Page 340: ...AD 63...
Page 343: ...3CX 1 1 2 1 1 2 Part names Figure 1 1 1 Duplex unit...
Page 344: ...3CX 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Paper path Duplex unit...
Page 360: ...DF 78...
Page 363: ...3B5 1 1 2 1 1 2 Part names Figure 1 1 1 1 Intermediate tray 2 JAM release lever 3 Eject tray...
Page 397: ...J 1402...
Page 400: ...3B6 1 1 2 1 1 2 Part names Figure 1 1 1 1 Job separator tray 2 LED...
Page 401: ...3B6 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Paper path...
Page 402: ...3B6 1 1 4 1 1 4 Drive system Figure 1 1 3 1 Gear 20 2 Gear 28 3 Gear 28 4 Eject roller gear...
Page 413: ...PF 70...
Page 415: ...1 1 2 3CC 2 4 Appendixes Timing chart No 1 2 4 1 Timing chart No 2 2 4 2 Wiring diagram 2 4 3...
Page 417: ...3CC 1 1 2 1 1 2 Parts names 1 Upper drawer 2 Lower drawer 3 Desk left cover Figure 1 1 1 3 1 2...
Page 418: ...3CC 1 1 3 1 1 3 Machine cross section Paper path Figure 1 1 2 Machine cross section...
Page 450: ...RA 1...
Page 452: ...3CP 1 1 1 1 1 1 Part names Figure 1 1 1 Switchback unit Switchback unit open close lever...
Page 453: ...3CP 1 1 2 1 1 2 Machine cross section Figure 1 1 2 Paper path Switchback unit...
Page 470: ...PF 75...
Page 472: ...1 1 2 5FF 2 4 Appendixes Timing chart No 1 2 4 1 Timing chart No 2 2 4 2 Wiring diagram 2 4 3...
Page 475: ...5FF 1 1 3 1 1 3 Machine cross section Paper path Figure 1 1 3 Machine cross section...
Page 513: ......
