Minolta EPI 054 User Manual page 310

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 TROUBLESHOOTING
98.05.15
(4) C0070: Toner Replenishing Motor's failure to turn
C0071: Toner Replenishing Motor turning at abnormal timing
Symbol
PC112 Toner Hopper Home Position Sensor
M8 Toner Replenishing Motor
PWB-A Master Board
Step Check Item
1 Is C0071 being shown?
Does the Toner Bottle turn when two
2 or three copies are made with the
Original Cover raised?
Make two or three copies with the
Original Cover raised. Does the voltage
across PJ17A-2B on PWB-A and GND
3
change to DC0V when the Toner Bottle
is stopped and to DC5V when the Bottle
is turned during the copy cycle?
Make two or three copies with the Origi-
nal Cover raised. Does the voltage
across PJ5A-6A on PWB-A and GND
4
change to DC0V when the Toner Bottle
is stopped and to DC24V when the Bot-
tle is turned during the copy cycle?
Name
Result
YES Begin with step 3.
YES Perform step 3.
Perform step 4.
NO
YES Replace PWB-A.
Check the Bottle Holder or PC112.
NO
YES Replace M8.
Replace PWB-A.
NO
T-42
1174C28TAA
Action