Ricoh G133 - Blown Fuse Conditions; Power Supply Unit

Electrical Component Defects
G133 4-102 SM
No.
Sensor Name/
Sensor Board Name
Active CN Condition Symptom
S8
Ferrite Roller HP
Sensor
L CN224/7
Open/
Shorted
SC549
S7 Fusing Belt Sensor H/L CN225/2
Open/
Shorted
SC584
S14
Junction Gate 1 HP
Sensor
L C215/B12
Open/
Shorted
SC529
S3 Junction Paper Jam L C232/7
Open/
Shorted
Jam C (Jam 24/64)
4.6.2 BLOWN FUSE CONDITIONS
Power Supply Unit
R: This means that it is possible to replace in the field (for example: Tube fuse).
Rating
Fuse
115V
220V -
240V
Symptom when turning on the main
switch
Remark
FU1 15A/125V 8A/250V
No response. (The main power to the PSU is
not supplied.)
R
FU2 10A/125V 6.3A/250V
No response. (The main power to the PSU is
not supplied.)
R
FU3 2A/250V 1A/250V
5V power to the scanner heater and tray
heater is not supplied.
-
FU4 1A/250V 1A/250V
5V power to the IOB and heater is not
supplied.
-
FU5 5A/250V 5A/250V 5V power to the IOB not supplied. -
FU6 2A/250V 2A/125V 5VS power to the EGB not supplied. -