Switches; Blown Fuse Conditions - Ricoh B264 Service Manual

BLOWN FUSE CONDITIONS

4.2.2 SWITCHES

Component
(Symbol)
Right Lower
Cover (SW1)
Main (SW3)
Front Cover
Safety (SW4)
4.3 BLOWN FUSE CONDITIONS
Fuse
115V
Power Supply Board
FU1 6.3A / 125V
6.3A / 125V
FU2
FU3 6.3A / 125V
FU5 6.3A / 125V
FU6 3.15A/125V
FU9 5A/125V
15A / 125V
FU101
FU102 10A / 125V
FU103 2A / 125V
B264/B265
CN Condition
Open
216-4
(IOB)
Shorted
Open
102-1~4
(PSU)
Shorted
Open
107-1
(PSU)
Shorted
Rating
210 ~ 230V
6.3A / 250V
6.3A / 250V
6.3A / 250V
6.3A / 250V
3.15A/250V
4A/250V
8A/250V
5A / 250V
1A / 250V
"Doors/Covers Open" is displayed even if the
right lower cover is closed.
The LCD goes blank when the lower cover is
opened.
The machine does not turn on.
The machine does not turn off.
"Doors/Covers Open" is displayed even if the
front cover is closed.
"Doors/Covers" Open is not displayed even if the
front cover is opened.
Symptom at power on
"Doors/Covers Open" is displayed
"Doors/Covers Open" for the finisher is
displayed
Paper end condition
SC302, or SC403, or SC405 displayed
No response
No response
Normal operation (optional heaters do not work)
4-32
Symptom
SM