Confidential
3-29
(3) Clutches and Solenoids (Refer to Fig.3-31.)
No. Name Code Function
1 Paper Feed
Clutch PU
PCLU
To feed papers by coupling the feeding roller to
the main gear unit at timing of the paper feeding.
2 Registration
Clutch PU
RECL
To transport papers by coupling the registration
roller to main gear unit as synchronized with the
rotation of transfer drum.
3 Fuser Clutch PU
FUCL
To drive the fusing roller by coupling the fusing
unit to the main gear unit.
4 Cleaning Roller
Solenoid PU
FBSOL
To drive the brush of drum cleaner by coupling
the cleaner clutch to the main gear unit at timing
of the drum cleaning.
5 - 8 Developer
Clutch PU
DCL
(Y,M,C,K)
To drive the Mg. roller of desired color toner
cartridge by coupling said toner cartridge to the
developer gear unit at timing of the developing.
9 Toner Retract
Solenoid PU
DSL
(Y,N,C,K)
To relocate the desired color toner cartridge to
developing position at timing of the developing.
10 Transfer Roller
Clutch PU
TRCL
To have the transfer roller contact to the transfer
roller’s surface at timing of the second transfer.
1
2
3
4
5
6
7
8
9
10
Fig. 3-31
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