0310: Laser Malfunction; 0500: Heating Roller Warm-Up Failure; 0502: Thermistor Open-Circuit Failure; 0503: Thermistor Resistance Failure - Konica Minolta bizhub C35P Service Manual

13. MALFUNCTION CODE
13.3.10

0310: Laser malfunction

PH unit
Step
1 Check the connector between PH unit-
PRCB PJ18 for proper connection and cor-
rect as necessary.
2 Check the connector between PH unit-
MFPB CN15 for proper connection and cor-
rect as necessary.
3 Change PH unit.
4 Change PRCB.
13.3.11

0500: Heating roller warm-up failure

13.3.12

0502: Thermistor open-circuit failure

13.3.13

0503: Thermistor resistance failure

13.3.14

0510: Abnormally low heating roller temperature

13.3.15

0520: Abnormally high heating roller temperature

Fuser unit
Step
1 Check the fuser unit for correct installation
(whether it is secured in position).
2 Check the connector between fuser unit-
PRCB PJ9 for proper connection and cor-
rect as necessary.
3 Check the connector between fuser unit-
DCPU CN2 for proper connection and cor-
rect as necessary.
4 Change fuser unit.
5 Change PRCB.
6 Change DCPU.
158
Relevant electrical parts
Action
Relevant electrical parts
Action
Field Service Ver. 1.0 May 2010
Printer control board (PRCB)
MFP board (MFPB)
WIRING DIAGRAM
Control signal
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-
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-
Printer control board (PRCB)
DC power supply (DCPU)
WIRING DIAGRAM
Control signal
-
-
-
-
-
-
Location (electri-
cal component)
-
-
-
-
Location (electri-
cal component)
-
-
-
-
-
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