C0098: Fusing Pressure Roller Pressure/Retraction Failure - Minolta CF2002 Service Manual

(23) C0098: Fusing Pressure Roller pressure/retraction failure

<Detection Timing>
Malfunction Code
C0098
<Action>
Fusing Pressure/Retraction Motor (M8)
Step Action
Check the M8 connector for
1 proper connection and correct
as necessary.
2 M8 operation check
3 Change Fusing Unit.
4 Change PWB-IO.
• No change is observed in the encoder pulse of the Fusing Pres-
sure/Retraction Motor even after the lapse of 0.5 sec. after the
motor has started turning for a sequence of the Fusing Pressure
Roller's retracting motion.
• No change is observed in the encoder pulse of the Fusing Pres-
sure/Retraction Motor even after the lapse of 0.5 sec. after the
motor has started turning for a sequence of the Fusing Pressure
Roller's pressing motion.
• The Fusing Pressure Position Sensor is not activated (pressed
position) even when 21 encoder pulses of the Fusing Pressure/
Retraction Motor are counted after the motor has started turning
for a sequence of the Fusing Pressure Roller's pressing motion.
Relevant Electrical Parts
IO Board (PWB-IO)
Fusing Unit
Ref.
Page
—
T-3
—
—
T-45
Description
WIRING DIAGRAM
Control Signal
—
PWB-IO PJ13IO-4, 5
—
—
Location
(Electrical
Component)
—
2-E
—
—