Minolta EP5000 - Page 355

Interleaf EP5000/EP4000 TROUBLESHOOTING
97.04.01
T-80
uC0950
Step Check Item Result Action
Does PC19 operate properly? YES Change PF-205 PWB-A.
1
Using the IC Port Data Check function,
make an input port check on PWB-A
(200) (IC1A) PG3.
NO
Check the Paper Take-Up Roll for op-
eration. If it is operational, change
PC19.
uC0900
Step Check Item Result Action
Does PC23 operate properly? YES Change PF–205 PWB-A.
1
Using the IC Port Data Check function,
make an input port check on PWB-A
(200) (IC1A) PF3.
NO
Check the Paper Take-Up Roll for op-
eration. If it is operational, change
PC23.
uC0904
Step Check Item Result Action
1
Slide out the 3rd Drawer and slide it
back into the copier. Does M24 turn at
this time?
NO
Go to step 3.
Does the voltage across PF-205 PWB-
A PJ9A-8B and GND change from
YES
Change M24.
2
DC0V to DC24V when the 3rd Drawer
is slid back into the copier?
NO
Change PF-205 PWB-A.
Does the voltage across PF-205 PWB-
YES
Change PF-205 PWB-A.
3
A PJ9A-5B and GND vary between
DC0V and DC5V while M24 is turning?
NO
Change PC27.
uC0954
Step Check Item Result Action
1
Slide out the 4th Drawer and slide it
back into the copier. Does M25 turn at
this time?
NO
Go to step 3.
Does the voltage across PF-205 PWB-
A PJ9A-2A and GND change from
YES
Change M25.
2
DC0V to DC24V when the 4th Drawer
is slid back into the copier?
NO
Change PF-205 PWB-A.
Does the voltage across PF-205 PWB-
YES
Change PF-205 PWB-A.
3
A PJ9A-4A and GND vary between
DC0V and DC5V while M25 is turning?
NO
Change PC28.