Ricoh D025 Service Manual page 588

Electrical Component Defects
Sensor Name/
No.
Sensor Board Name
S17 Tray 2 Paper Height
S18 Sensor 1, 2
SW4 Tray 1 Set Switch
By-pass Paper Size
S12
Sensor
By-pass Paper
SW2
Detection Sensor
By-pass Paper
S11
Length Sensor
Fusing Entrance
S9
Sensor
Duplex Entrance
S7
Sensor
D023/D025
Active CN
CN224/
L
B10, B13
L CN224/A9
CN232/
L B16, B17,
B19, B20
CN232/
L
A15
CN232/
L
B12
L CN232/B6
L CN232/A8
7-4
Condition Symptom
Remaining paper
Open/
volume on the LCD is
Shorted
wrong.
Tray 1 is not detected
Open
when tray 1 is set.
Tray 1 is detected when
Shorted
tray 1 is not set.
Open/
Paper size error
Shorted
Paper on the by-pass
Open tray is not detected
when paper is set.
Paper on the by-pass
Shorted tray is detected when
paper is not set.
Open
Paper size error
Shorted
Open Jam C (Jam 18)
Shorted Jam C (Jam 1)
Open Jam Z (Jam 26/27)
Shorted Jam Z (Jam 1)
SM Appendix