Service manual

FrameMaker Ver5.5E(PC) CF3102/CF2002 TROUBLESHOOTING
02.06.13
T- 6 9
3-3. Power Supply-Related Malfunctions
(1) Copier is not energized at all.
Relevant Electrical Parts
IO Board (PWB-IO) DC Power Supply 1 (PU1)
DC Power Supply 2 (PU2)
Step Check Item
WIRING
DIAGRAM
(Location)
Result Action
1
Is a power voltage supplied across
PJ3PU1-1and3onPU1?
30-H NO
Check wiring
between the wall
outlet and PJ3PU1.
2
Are the fuses (F1 and F2) on PU1 con-
ducting?
— NO Change PU1.
3
Is a power voltage supplied across
CN1PU2-1and2onPU2?
30-F NO Change PU1.
4 Is the fuse (F1) on PU2 conducting? — NO Change PU2.
5
Is DC5 V being output from CN2PU2-3
on PU2?
31-F NO Change PU2.
6
Is DC5 V being input to PJ15PU1-1 on
PU1?
28-F NO Change PU2.
7
Is DC5 V being input to PJ1IO-3 on the
IO Board?
14-E
NO Change PU1.
YES Change PWB-IO.