Olivetti d-color MF651, Service Manual, Page: 761 / 1053

Field Service Ver. 2.0 Jul. 2009 17. JAM DISPLAY
701
TROUBLESHOOTING
17.3.48 Code: 72-64
17.3.49 Code: 72-81
(1) When FS-526 is installed
(2) When FS-527 is installed
Relevant parts
Main motor (M606)
Conveyance encoder sensor (PS610) ZU control board (ZUCB)
Step Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1 Initial check items — —
2 M606 operation check ZUCB CN8-1 to 6 ZU-606 C-2
3 PS610 I/O check, sensor check ZUCB CN4-14 (ON) ZU-606 C-5
4 Change ZUCB — —
Relevant parts
Stapler position sensor/4 (PS53) FS control board (FSCB)
Step Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1 Initial check items — —
2 PS53 I/O check, sensor check FSCB CN20<B>-12 (ON) FS-526 L-14
3 Change FSCB — —
Relevant parts
Stapler unit FS control board (FSCB)
Step Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1 Initial check items — —
2 Change stapler unit — —
3 Change FSCB — —
Y110571-1 Service Manual