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Rev. 2.01
- 53 -
SRP-350/352plusA&C
7-3 Panel PBA and Sensor Problem
Feed S/W
Ok?
Cover Open
S/
W
O
k?
End
1. Check the Feed S/W Signal on Main PBA
2. Check the Harness
3. Check the related Circuit ,Pattern & Component
1. Check the Cover S/W Signal on Main PBA
2. Check the Harness
3. Check the related Circuit ,Pattern & Component
Panel PBA
Problem
N
N
Y
Y
LED
Ok?
1. Check the LED Signal from CPU on Main PBA
2. Check the Harness (Signal, VCC, GND)
3. Check the related Circuit, Pattern & Component
4. Replace the Panel PBA
N
Y
Near End
Ok?
End
1. Check the Near-End Sensor on Main PBA
2. Check the Harness
3. Check and Replace the Micro S/W
Sensor
Problem
N
Y
Paper End
Ok?
1. Check the Paper End Sensor Signal on Main PBA
2. Check the related Circuit, Pattern & Component
3. Check the Harness
4. Check and Replace the P_End Sensor
N
Y