Minolta EP3010 Manual page 318

European Areas
Step Check Item
Is the source voltage applied to the
1 circuit across PJ1-1 and -2 on
PU1?
Is the voltage across PJ2-2 and 3
2
on PU1 and GND DC24V?
When S1 is turned ON, is the volt-
age across PJ2C-1 and 4 on PWB-
3 C and GND DC24V?
When S1 is turned ON, is the volt-
age across PJ4-2 on PU1 and GND
4
DC5V?
Does LD1A on PWB-A light up?
5
Is the wiring between PWB-A,
PWB-C, S21 and RY1 normal?
6
Result
Replace PWB-D.
NO Check the wiring of S1.
Check the fuse on PU1. If it is nor-
NO
mal, replace PU1.
Check CN111 (only European
areas).
NO Check the wiring between PWB-C
and S1. If it is normal, replace
PWB-C or S1.
Check the wiring between PWB-C
and PU1. If it is normal, replace
NO
PWB-C or PU1.
Check the wiring of S1.
Check the wiring between PU1 and
NO
PWB-A.
Replace PWB-A, PWB-C, S21 and
YES
RY1 in this order.
Correct the wiring or replace the
NO
harness.
T-81
1173C24TAB
Action