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PAPER FEED UNIT
Mechanism
Paper stack
Paper lift pressure
reduction
Paper lift-up
Double feed prevention
Tray loading
1st paper feed
PAPER FEED UNIT
[1] Composition
*1
*2
*3
Method
Tray (2-stage)
Swivel roller
Paper lift-up plate
Torque limiter
Front loading
Feed roller, 1st paper feed sole-
noid
[2] Mechanisms
*4
*5
Method
Registration roller, 2nd paper feed
clutch
Feed roller, by-pass paper feed sole-
noid
Tray detection switch
(upper Tray: contact switches.)
(lower Tray: Write paper size to
memory.)
Index sheet
Mechanism
2nd paper feed
Multi tray paper
feed
Paper size
detection
Remaining paper
indication
Double feed prevention roller
By-pass feed roller
Double feed prevention roller
Feed roller
Paper feed roller
Paper feed roller
Feed roller
Double feed
prevention roller
By-pass feed roller
Upper tray
motor
Lower tray
motor
2nd paper feed clutch
2nd paper feed roller
Paper feed motor
By-pass plate
1st paper feed solenoid
(upper)
1st paper feed solenoid
(lower)
Paper lift-up plate
Paper lift-up plate
Conveyance
clutch (lower)
By-pass paper feed
solenoid
By-pass clutch
Paper feed
clutch (lower)
Paper feed
clutch (upper)
Conveyance clutch
(upper)
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