Ricoh D117 - Electrical Component Defects; Sensors

Electrical Component Defects
D117/D118 6-102 SM
6.5 ELECTRICAL COMPONENT DEFECTS
6.5.1 SENSORS
No.
Sensor Name/
Sensor Board Name
Active
CN No./
Pin No.
Condition Symptom
S1
By-pass Bottom Plate
HP Sensor
H CN523/24
Open
 SC508
Shorted
S2
By-pass Paper End
Sensor
H CN523/19
Open
 Paper is detected
on the by-pass
tray when no
paper is set.
Shorted
 Paper is not
detected on the
by-pass tray
when paper is
set.
S3
By-pass Paper Size
Sensor
H CN523/16
Open
 A4/LT size is
detected.
Shorted
 A4/LT size is not
detected.
S4
Duplex Entrance
Sensor
L CN523/2
Open  Jam Z (Jam 65)
Shorted  Jam B (Jam18)
S5
Fusing Entrance
Sensor
L CN523/8
Open  Jam B (Jam 18)
Shorted  Jam C
S6 Duplex Exit Sensor L CN523/11
Open  Jam Z (Jam 25)
Shorted  Jam Z
S7 Fusing Exit Sensor L CN525/15
Open  Jam C (Jam 19)
Shorted  Jam C