Ricoh D037 Service Manual page 528

Electrical Component Defects
Sensor Name/
No.
Sensor Board Name
CMY
Toner End Sensor - K
Sxx
Toner End Sensor - Y
Sxx
Toner End Sensor - C
Sxx
Toner End Sensor -
Sxx
M
Sxx ITB Rotation Sensor
Vertical Transport
Sxx
Sensor 1
Sxx Paper End
Sxx Sensor 1, 2
Vertical Transport
Sxx
Sensor 2
Tray 1 Paper Size
SWx
Switch
By-pass Paper Size
S12
Sensor
Sxx By-pass Paper End
D037/D038/D040/D041
Active CN
CN234/14,
L
17, 20, 23
H/L CN219/20
L CN219/10
CN214/17,
L
19
L CN219/15
CN211/11,
L
12, 13, 15
CN221/9,
L
10, 12, 13
L CN221/18
8-2
Condition Symptom
Shorted
Toner end cannot be
Open
detected.
Toner end is detected
Shorted when there is enough
toner.
Open/
SC443
Shorted
Open Jam A1 (Jam11)
Shorted Jam A1, A2 (Jam51)
Paper end is not
detected when there is
Open
no paper in the paper
tray.
Paper end is detected
Shorted when there is paper in
the paper tray.
Open Jam Y (Jam12)
Shorted Jam Y (Jam52)
Open/
Paper size error
Shorted
Tray 1 is detected when
Shorted
tray 1 is not set.
Open/
Paper size error
Shorted
Open Paper on the by-pass
SM Appendix