Electrical Component Defects
SM Appendix 8-1 D037/D038/D040/D041
Appendix:
Electrical
Component
Defects
8. APPENDIX: ELECTRICAL COMPONENT
DEFECTS
8.1 ELECTRICAL COMPONENT DEFECTS
8.1.1 SENSORS
 The CN numbers in the following table are the connector numbers on the IOB.
No.
Sensor Name/
Sensor Board Name
Active CN Condition Symptom
Open
"Open Cover" is
displayed.
SW4
Duplex Unit Open
Switch
L CN232/2
Shorted
"Open cover" cannot be
detected.
ID Sensor: Front A CN214/8, 9
Open/
Shorted
SC258/ SC400
ID Sensor: Center A CN214/6, 7
Open/
Shorted
SC258/ SC400
Sxx
ID Sensor: Rear A CN214/2, 3
Open/
Shorted
SC258/ SC400
Sxx
ID Sensor Shutter
Sensor
H CN232/4
Open/
Shorted
SC400
Open Jam A2 (Jam17)
Sxx Registration Sensor L CN214/11
Shorted Jam B (Jam57)
Sxx
Drum Phase Sensor:
K
H CN220/2
Open/
Shorted
SC380/SC396
Sxx Drum Phase Sensor: H CN220/17 Open/ SC381/SC397
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