Minolta EP1085 - Page 248

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 TROUBLESHOOTING
98.05.15
T- 3 9
4-2. Troubleshooting Procedures
(1) C0000: Main Drive Motor's failure to turn
C0001: Main Drive Motor turning at abnormal timing
Symbol Name
M2
PWB-A
Main Drive Motor
Master Board
Step Check Item Result Action
1 Is C0001 being shown? YES Begin with step 5.
2
Does M2 start to turn when the
Start Key is pressed?
NO
Check rolls/rollers and gears for
possible overload.
3
Does the voltage across PJ11A-14A on
PWB-A and GND change from DC5V to
DC0V when the Start Key is pressed?
NO
Replace PWB-A.
4
Does the voltage across PJ11A-13A on
PWB-A and GND remain DC5V when
the Start Key is pressed?
YES Replace M2.
NO
Replace PWB-A.
5
Does the voltage across PJ11A-14A on
PWB-A and GND remain DC0V when
the Power Switch is turned ON?
YES
Replace PWB-A.
6
Does the voltage across PJ11A-13A on
PWB-A and GND remain DC0V when
the Power Switch is turned ON?
YES Replace M2.
NO
Replace PWB-A.
1174C25TAA