Ricoh D037 Service Manual page 531

Sensor Name/
No.
Sensor Board Name
Sxx Thermopile
Heating Roller
TH1
Thermistor
Pressure Roller
TH2
Thermistor 1 (Center)
Pressure Roller
TH3
Thermistor 2 (Ends)
S3 Paper Exit Sensor
Original Length
Sxx
Sensor 1
Original Length
Sxx
Sensor 2
Sxx Scanner HP Sensor
Sxx Platen Cover Sensor
Sxx ITB Contact Sensor
Sx Inverter Sensor
Right Lower Door
SWx
Open Switch
SM Appendix
Active CN Condition
Open/
A CN237/14
Shorted
Open/
A CN233/4
Shorted
Open/
A CN233/11
Shorted
Open/
A CN233/9
Shorted
Open
L CN227/21
Shorted
Open/
A CN206/2
Shorted
Open/
A CN206/5
Shorted
Open
H CN205/2
Shorted
Open/
L CN205/5
Shorted
Open/
L CN234/5
Shorted
Open
L CN227/15
Shorted
L CN219/13
Open
8-5
Electrical Component Defects
Symptom
image or poor fusing.
SC541
SC551
SC561
SC571
Jam C (Jam20)
Jam C (Jam60)
Original paper size
cannot be detected.
Original paper size
cannot be detected.
SC120
SC121
Platen cover open
cannot be detected.
SC442
(Jam 24)
Jam C (Jam64)
"Open Cover" is
displayed.
D037/D038/D040/D041