Ricoh Aficio MP C3001 - Page 901

Electrical Component Defects
SM 6-123 D086/D087
Trouble-
shooting
No.
Sensor Name/
Sensor Board Name
Active CN Condition Symptom
S14
S15
Tray 1 Paper Height
Sensor 1, 2
L
CN224/
B2, B5
Open/
Shorted
Remaining paper
volume on the LCD is
wrong.
S16
S17
Tray 2 Paper Height
Sensor 1, 2
L
CN224/
B10, B13
Open/
Shorted
Remaining paper
volume on the LCD is
wrong.
SW4 Tray 1 Set Switch L CN224/A9
Open
Tray 1 is not detected
when tray 1 is set.
Shorted
Tray 1 is detected when
tray 1 is not set.
S11
By-pass Paper Size
Sensor
L
CN232/
B16, B17,
B19, B20
Open/
Shorted
Paper size error
SW2
By-pass Paper
Detection Sensor
L
CN232/
A15
Open
Paper on the by-pass
tray is not detected
when paper is set.
Shorted
Paper on the by-pass
tray is detected when
paper is not set.
S10
By-pass Paper
Length Sensor
L
CN232/
B12
Open
Paper size error
Shorted
S8
Fusing Entrance
Sensor
L CN232/B6
Open Jam C (Jam 18)
Shorted Jam C (Jam 1)
S6
Duplex Entrance
Sensor
L CN232/A8
Open Jam Z (Jam 26/27)
Shorted Jam Z (Jam 1)
S7 Duplex Exit Sensor L
CN232/
A11
Open Jam Z (Jam 25)
Shorted Jam Z (Jam 1)