Ricoh G133 Service Manual page 317

Sensor Name/
No.
Sensor Board Name
Temperature/
S16
Humidity Sensor
S47 Thermopile
Thermistor
TH2
- Heating Roller
Thermistor
TH1
- Pressure Roller
S4 Paper Exit Sensor
Paper Overflow
S6
Sensor
Paper Transfer
S45
Contact Sensor
Image Transfer Belt
S46
Contact Sensor
SM
Active CN Condition
Open/
A CN205/1, 3
Shorted
Open/
A CN218/3
Shorted
Open/
A CN217/5
Shorted
Open/
A CN217/3
Shorted
Open
L CN232/10
Shorted
Open
L CN232/16
Shorted
Open/
L CN225/11
Shorted
Open/
L CN225/17
Shorted
4-101
Electrical Component Defects
Symptom
SC498
Printed image has
some problems such as
rough image, dirty
background, weak
image or poor fusing.
SC541
SC551
SC561
Jam C (Jam 20)
Jam C (Jam 1)
Paper overflow
message is not
displayed when the
paper overflow
condition still remains.
Paper overflow
message is displayed
when the paper
overflow condition does
not remain.
SC452
SC442
G133