Olivetti d-color MF651, Service Manual, Page: 758 / 1053

17. JAM DISPLAY Field Service Ver. 2.0 Jul. 2009
698
TROUBLESHOOTING
17.3.39 Code: 72-45
17.3.40 Code: 72-46
17.3.41 Code: 72-47
Relevant parts
Paper pass sensor (PS202)
Exit sensor (PS609) ZU control board (ZUCB)
Step Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1 Initial check items — —
2 PS202 I/O check, sensor check TRCB CN206-2 (ON) FS-526 Q-2 to 3
3 PS609 I/O check, sensor check ZUCB CN4-8 (ON) ZU-606 C-5
4 Change ZUCB — —
Relevant parts
Exit sensor (PS609) ZU control board (ZUCB)
Step Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1 Initial check items — —
2 PS609 I/O check, sensor check ZUCB CN4-8 (ON) ZU-606 C-5
3 Change ZUCB — —
Relevant parts
ZU control board (ZUCB)
Step Action
WIRING DIAGRAM
Control signal
Location (Electri-
cal component)
1 Initial check items — —
2 Change ZUCB — —
Service Manual Y110571-1