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June 2005 © TOSHIBA TEC e-STUDIO281c/351c/451c POWER SUPPLY UNIT
7 - 3
7
7.2 Fuse
When the power supply secondary fuse is blown out, confirm that there is no abnormally with each part
using the following table.
Voltage Board/Unit Part Fuse type
+24VD1 LGC Polygonal motor F3:8A (Semi time-lag)
Tray-up motor
ADU motor
Main motor
Developer motor
Transport motor
Drum cleaner brush motor
Transfer belt cleaner auger motor
Toner motor
Laser unit cooling fan
IH control board cooling fan
Ozone exhaust fan
Internal cooling fan
2nd transfer roller contact clutch
Bypass feed clutch
Registration clutch
Upper transport clutch (high speed)
Upper transport clutch (low speed)
Lower transport clutch (high speed)
Lower transport clutch (low speed)
Upper drawer feed clutch
Lower drawer feed clutch
ADU clutch
Color developer toner supply clutch
Color developer drive clutch
Black developer drive clutch
Black developer lifting clutch
Transfer belt cleaner contact clutch
Bypass pickup solenoid
Image quality sensor shutter solenoid
Color auto-toner sensor shutter solenoid
Discharge LED
Key copy counter / Copy key card
Charger cleaner motor
Power supply Power supply cooling fan
PFP/LCF
Bridge unit
+24VD2 DRV Revolver motor F4:8A (Semi time-lag)
Exit motor
+24VD3 RADF
+24VD4 SLG Exposure lamp (lamp inverter) F5:8A (Semi time-lag)
CCD drive circuit (CCD board)
Scanner unit cooling fan
Scan motor
+24VD5 Finisher