Ricoh G133 - Page 315

Electrical Component Defects
SM 4-99 G133
Trouble-
shooting
No.
Sensor Name/
Sensor Board Name
Active CN Condition Symptom
S22 Sensor 1, 2 B10, B13 Shorted volume on the LCD is
wrong.
S23
Tray 1 Paper Feed
Sensor
L CN212/A4
Open/
Shorted
Jam A, B (Jam1)
S27
Tray 2 Paper Feed
Sensor
L CN212/B4
Open/
Shorted
Jam A, B (Jam1)
Open
Tray 1 is not detected
when tray 1 is set.
SW5 Tray 1 Set Switch L CN209/A9
Shorted
Tray 1 is detected when
tray 1 is not set.
S15
By-pass Paper Size
Sensor
L
CN215/
B16, B17,
B19, B20
Open/
Shorted
Paper size error
Open
Paper on the by-pass
tray is not detected
when paper is set.
S11
By-pass Paper
Detection Sensor
L
CN215/
A17
Shorted
Paper on the by-pass
tray is detected when
paper is not set.
Open Jam C (Jam 18)
S12
Fusing Entrance
Sensor
L CN215/B6
Shorted Jam C (Jam 1)
Open Jam Z (Jam 26/27)
S9
Duplex Entrance
Sensor
L CN215/A8
Shorted Jam Z (Jam 1)
Open Jam Z (Jam 25)
S10 Duplex Exit Sensor L
CN215/
A11
Shorted Jam Z (Jam 1)
S48 TD Sensor - K A CN219/A7 Open/ SC372