Minolta EP3010 Manual page 307

C0998, C0999
Step
Does PC4 operate properly?
Using the IC Port Data Check func-
1
tion, make an input port check on
PWB-A (400) (IC2A) PD1.
C099A, C099b
Step
Does PC3 operate properly?
Using the IC Port Data Check func-
1
tion, make an input port check on
PWB-A (400) (IC2A) PC0.
C099C
Step
Does M27 turn when the 3rd
Drawer is slid into the copier with a
1
paper stack loaded in the Shift
Tray?
In step 1, does the voltage across
PWB-A (PF-112) PJ10A-3 and
2
GND change from DC0V to
DC24V?
While M27 is turning, does the volt-
age across PWB-A (PF-112) PJ9A-
3
12 and GND vary between DC0V
and DC5V?
Check Item
Check Item
Check Item
T-70
Result
YES Replace PWB-A (PF-112).
Replace PC4, PWB-H or flat cable.
NO
Result
YES Replace PWB-A (PF-112).
Replace PC3, PWB-H or flat cable.
NO
Result
Go to step 3
YES
YES Replace M27, PWB-H or flat cable.
Replace PWB-A (PF-112).
NO
YES Replace PWB-A (PF-112).
Check the pulse disk and gear.
NO
Replace PC6.
Action
Action
Action