Ricoh G133 Service Manual page 313

4.6 ELECTRICAL COMPONENT DEFECTS
4.6.1 SENSORS
The CN numbers in the following table are the connector numbers on the IOB.
Sensor Name/
No.
Sensor Board Name
S13 Duplex Door
ID Sensor (K, M, C,
Y)
S44
ID Sensor (Front,
Center, Rear)
S17 Registration Sensor
Drum Gear Position
S35
Sensor-K
Drum Gear Position
S36
Sensor-M
Drum Gear Position
S37
Sensor-C
Drum Gear Position
S38
Sensor-Y
Shutter Positioning
S1
Sensor - Open
SM
Active CN Condition
Open
L CN215/B9
Shorted
Open/
A CN239
Shrted
CN107 on Open/
A
EGB Shorted
Open
L CN209/A2
Shorted
Open/
H CN244/10
Shorted
Open/
H CN244/13
Shorted
Open/
H CN244/16
Shorted
Open/
H CN244/19
Shorted
Open
H CN266/4
Shorted
4-97
Electrical Component Defects
Symptom
"Open Cover" is
displayed
"Open cover" cannot be
detected.
SC285
SC400
Jam A (Jam8, 17)
Jam A, B (Jam1)
SC380/SC396
SC380/SC397
SC380/SC398
SC380/SC399
SC294/295
SC293
G133