Minolta EP5000 - Page 380

Interleaf EP5000/EP4000 TROUBLESHOOTING
97.04.01
T-105
Step Check Item Result Action
1
Is the source voltage applied to the cir-
cuit across PJ1-1 and -2 on PU1?
NO
Change PWB-D.
2
Is the voltage across PJ2-2 or -3 on
PU1 and GND DC24V?
NO
Check the fuse on PU1 and, if it is in-
tact, change PU1.
3
Is the voltage across PJ6C-1 on PWB-
C and GND DC24V when S1 is turned
ON?
NO
Check the wiring between PWB-C and
S1 and, if it is intact, change PWB-C or
S1.
4
Is the voltage across PJ21-2 on PU1
and GND DC5V?
NO
Check the wiring between PWB-C and
S1 and, if it is intact, change PWB-C or
S1.
5
Is the wiring between PWB-A, PWB-C,
and RY1 intact?
YES
Change PWB-A, PWB-C, and RY1, in
that order.
NO
Correct the wiring or change the har-
ness.