0310H: Laser Malfunction; 0500H: Heating Roller Warm-Up Failure; 0501H: Fusing Pressure Roller Warm-Up Failure; 0510H: Abnormally Low Heating Roller Temperature - Konica Minolta magicolor 5430 DL Service Manual

Main Unit Field Service
2.4.12

0310H: Laser malfunction

PH Unit
Step
Check the cable and connector for proper con-
1
nection and correct as necessary.
2 Change PH Unit.
3 Change PWB-A.
2.4.13

0500H: Heating Roller warm-up failure

2.4.14

0501H: Fusing Pressure Roller warm-up failure

2.4.15

0510H: Abnormally low Heating Roller temperature

2.4.16

0511H: Abnormally low Fusing Pressure Roller temperature

2.4.17

0520H: Abnormally high Heating Roller temperature

2.4.18

0521H: Abnormally high Fusing Pressure Roller temperature

Fusing Unit
Step
Check the Fusing Unit for correct installation
1
(whether it is secured in position).
Check the Fusing Unit, LV, and PWB-A for proper
2
connection and correct as necessary.
3 Change Fusing Unit.
4 Change PWB-A.
5 Change LV.
Relevant Electrical Parts
Mechanical Control Board (PWB-A)
Action
Relevant Electrical Parts
Mechanical Control Board (PWB-A)
Low Voltage Unit (LV)
Action
4-21
Malfunction code
WIRING DIAGRAM
Location
Control Signal (Electrical
Component)
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WIRING DIAGRAM
Location
Control Signal (Electrical
Component)
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