Minolta Magicolor 3100 Series Service Manual page 71

FIP-31 Front Cover (Front Cover Open)
Step
Initial check
Check the following for damage.
1 PWBA HNB DRV condition
Front Cover condition
Interlock SW actuator condition
Check Interlock SW
Does Interlock SW function normally?
2
Using Interlock SW diagnostic tool, check by Diagnostic
Input Test.
Check PWBA HNB DRV for signal
3 Close the FRONT COVER
Is P/J41-35PIN <=> P/J41-22PIN 0VDC?
Check
Chapter 1 Troubleshooting
Yes
With tool
Replace the parts Go to step [2]
concerned Without tool
Go to step [3]
Replace PWBA
Go to step [3]
HNB MCU
Replace PWBA Replace PWBA
HNB MCU HNB DRV
No
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