Switches; Blown Fuse Conditions - Ricoh B291 Service Manual

BLOWN FUSE CONDITIONS

4.2.2 SWITCHES

Component
(Symbol)
Right Lower 216-4
Cover (SW1) (IOB)
102-1~4
Main (SW3)
(PSU)
107-1
Front Cover 107-1
Safety (SW4) (PSU)
4.3 BLOWN FUSE CONDITIONS
Fuse
115V
Power Supply Board
6.3A / 125V
FU1
6.3A / 125V
FU2
6.3A / 125V
FU3
6.3A / 125V
FU5
3.15A/125V
FU6
5A/125V
FU9
3.15A/250V
FU10
5A/250V
FU11
15A / 125V
FU101
10A / 125V
FU102
2A / 125V
FU103
B291/B295/B296/B297
CÓPIA NÃO CONTROLADA
CN Condition
Open
Shorted
Open
Shorted
Open
Shorted
Rating
210 ~ 230V
6.3A / 250V
6.3A / 250V
6.3A / 250V
6.3A / 250V
3.15A/250V
5A/250V
2A/250V
5A/250V
8A/250V
5A / 250V
1A / 250V
4-34
CÓPIA NÃO CONTROLADA
Symptom
"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)
SM