Blown Fuse Conditions - Ricoh Aficio MP2550B Service Manual

4.7

BLOWN FUSE CONDITIONS

Fuse
115 V
PSU
FU1 15 A/250 V
FU2 8 A/125 V
FU3 2 A/125 V
FU4 6.3 A/125 V
FU5 6.3 A/125 V
FU6 6.3 A/125 V
FU7 5 A/250 V
FU8 5 A/250 V
SM
Rating
220 to 240 V
8 A/250V No response.
5 A/250 V No response
Anti-condensation/Tray Heater does
1 A/250V
not turn on.
Optional finisher, bridge unit, and
6.3 A/250V shift tray does not work then SC792
is displayed.
All motors do not rotate. The "Cover
6.3 /250 V
Open" and SC indicators light.
The touch panel does not turn on,
6.3 A/250V and all motors (except scanner
motor) do not rotate.
5 A/250 V No response
5 A/250 V No response
4-59
Blown Fuse Conditions
Symptom when turning on the
main switch
D017/D018/D019/D020