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3.4.6
3.4.7
CHAPTER 9 CASSETTE FEEDING UNIT-W1
1
Outline ............................................ 9-1P
1.1 Specifications and
1.2 Arrangement of Rollers ............ 9-2P
1.3 Arrangement of Motors,
1.4 Arrangement of Sensors ........... 9-4P
2
Detecting Jams ................................ 9-5P
2.1 Sequence of Jam Detection ....... 9-5P
2.1.1
2.1.2
2.1.3
3
Pickup Assembly ............................ 9-6P
3.1 Pickup Control System ............. 9-6P
3.2 Outline ...................................... 9-7P
3.3 Sequence of Operations
3.4 Operation of the Cassette
3.5 Cassette Pickup Operation ........ 9-7P
3.6 Moving Up/Down the
3.7 Detecting the Presence/Absence
3.8 Pickup ReTry Operation ........... 9-7P
3.9 Operation Other Than
3.10 Detecting the Level of Paper ..... 9-7P
4
Identifying the Size of Paper ........... 9-8P
4.1 Identifying the Size ................... 9-8P
4.2 AB/Inch-Setting Switch ........... 9-8P
4.3 Paper Size ................................. 9-8P
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Orientation of the Deck
Pickup/Feeding Roller ...... 8-39P
Removing the Deck
Separation Roller .............. 8-39P
Adjusting the Deck Separation
Roller Pressure ................. 8-40P
Construction ............................. 9-1P
Clutches, and Solenoids ........... 9-3P
Delay Jams ......................... 9-5P
Stationary Jams .................. 9-5P
Jam History ........................ 9-5P
(pickup) .................................... 9-7P
Lifter ......................................... 9-7P
Pickup Roller ............................ 9-7P
of Paper Inside the Cassette ...... 9-7P
Cassette Pickup (standby) ........ 9-7P
3.4.8
Position of the Deck Pickup
Roller Releasing Solenoid
(SL1D) ............................. 8-41P
3.5 Electrical Mechanisms ........... 8-42P
3.5.1
Removing the Deck
Drive PCB ....................... 8-42P
3.5.2
Removing the Open
Switch PCB ..................... 8-42P
5
Disassembly and Assembly ............ 9-9P
5.1 External Covers ...................... 9-10P
5.1.1
Removing the Pickup
Cover ............................... 9-11P
5.2 Pickup Assembly .................... 9-12P
5.2.1
Removing the Pickup
Assembly ......................... 9-12P
5.2.2
Removing the Pickup/Feeding/
Separation Roller ............. 9-13P
5.2.3
Removing the Pickup
Soleroid ............................ 9-13P
5.2.4
Removing the Frame
Lid .................................... 9-13P
5.2.5
Removing the Pickup
Motor ............................... 9-13P
5.2.6
Removing the Vertical Path
Clutch .............................. 9-13P
5.2.7
Adjusting the Registration for
the Cassette Rear Front .... 9-13P
5.3 PCBs ...................................... 9-14P
5.3.1
Removing the Cassette
Size Detection Unit .......... 9-14P
5.3.2
Removing the Pedestal
Controller PCB ................ 9-15P
5.4 Drive Mechanisms ................. 9-16P
5.4.1
Removing the Main Motor
Drive Unit ........................ 9-16P
5.4.2
Removing the Pedestal
Main Motor ...................... 9-16P
5.4.3
Mounting the Pedestal
Main Motor ...................... 9-17P
CONTENTS
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