5FF
1-3-9
Problem
(6)
Paper feed clutch 2
does not operate.
(7)
The paper convey-
ing clutch does not
operate.
Causes
Poor contact of the paper
feed clutch 2 connector ter-
minals.
Broken paper feed clutch 2
coil.
Defective deck main PCB.
Poor contact of the paper
conveying clutch connector
terminals.
Broken paper conveying
clutch coil.
Defective deck main PCB.
Check procedures/corrective measures
Check for continuity across the connector terminals. If none,
replace them.
Check for continuity across the coil. If none, replace paper feed
clutch 2.
Check if CN4-1 on the deck main PCB goes low when paper
feed clutch 2 is operated in maintenance item U247. If not, re-
place the deck main PCB.
Check for continuity across the connector terminals. If none,
replace them.
Check for continuity across the coil. If none, replace the paper
conveying clutch.
Check if CN4-5 on the deck main PCB goes low when the pa-
per conveying clutch is operated in maintenance item U247. If
not, replace the deck main PCB.
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: ......
