Konica Minolta bizhub C203 Service Manual page 555

16. Malfunction code
16.5.35 C3101: Fusing roller separation failure
Fusing retraction motor (M12)
Fusing roller retraction sensor (PS38)
Step
Check the M12 connector for proper
1
connection and correct as necessary.
2 PS38 I/O check, sensor check
3 M12 operation check
4 Change M12
5 Change fusing unit
6 Change PRCB
16.5.36 C3201: Fusing motor failure to turn
16.5.37 C3202: Fusing motor turning at abnormal timing
Fusing motor (M5)
Step
Check the M5 connector for proper
1
connection and correct as necessary.
Check the loading status of the fusing unit
2
drive, and correct the error as necessary.
Check the fusing unit, PRCB for proper
3 connection and correct or change as
necessary.
4 M5 operation check
5 Change M5
6 Change PRCB
510
Relevant parts
Action
Relevant parts
Action
Field Service Ver. 1.0 Jul. 2007
Printer control board (PRCB)
Fusing unit
WIRING DIAGRAM
Control signal
—
PRCB CN28PRCB-8 (ON)
PRCB CN28PRCB-4 to 5
—
—
—
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
—
—
—
PRCB CN34PRCB-2 (REM)
PRCB CN34PRCB-5 (LOCK)
—
—
Location (Electri-
cal component)
—
D-26
D-26
—
—
—
Location (Electri-
cal component)
—
—
—
D-23
—
—