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COPYRIGHT
©
2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CONTENTS
P3
9.5.7 Positioning the Developing As-
sembly Magnetic Seal......4-38P
9.5.8 Mounting the Developing As-
sembly Blade ...................4-38P
9.6 Removing the Paper Lint .......4-39P
9.6.1 Removing the Paper Lint
.........................................4-39P
CHAPTER 5 PICKUP/FEEDING SYSTEM
1 Outline............................................5-1P
1.1 Specifications and Construction
.................................................5-1P
1.2 Arrangement of Rollers ...........5-2P
1.3 Arrangement of Motors, Clutches,
and Solenoids...........................5-3P
1.4 Arrangement of Sensors ..........5-4P
2 Detecting Jams ...............................5-5P
2.1 Sequence of Operations (jam detec-
tion) ..........................................5-5P
2.1.1 Delay Jam ..........................5-5P
2.1.2 Stationary Jam ...................5-7P
2.1.3 Jam History........................5-7P
3 Pickup Assembly ............................5-8P
3.1 Pickup Control System ............5-8P
3.2 Outline .....................................5-9P
3.3 Sequence of Operations (pickup)
...............................................5-10P
3.4 Operation of the Cassette Lifter
...............................................5-11P
3.4.1 Operation of the Lifter During
Printing ............................5-11P
3.4.2 Releasing the Lifter .........5-12P
3.5 Cassette Pickup Operation .....5-13P
3.5.1 Rotating the Pickup Roller
.........................................5-13P
3.5.2 Switching the Pickup Roller
Drive ................................5-13P
3.5.3 Pickup Roller Shaft Reference
.........................................5-13P
3.6 Moving Up/Down the Pickup
Roller .....................................5-15P
3.7 Pickup Retry Operation .........5-16P
3.7.1 Conditions for Detecting a De-
lay ....................................5-16P
3.7.2 Paper Retraction ..............5-17P
3.8 Operation Other Than Cassette
Pickup (standby) ....................5-18P
3.8.1 Moving Up the Lifter/Moving
Down the Pickup Roller Shaft
(cassette slid in) ...............5-18P
3.8.2 Moving Up the Pickup Roller
Shaft and Releasing the Separa-
tion Roller Pressure (cassette
slid out) ............................5-20P
3.9 Detecting the Level of Paper ...5-22P
3.10 Detecting the Presence/Absence of
Paper Inside the Cassette .......5-23P
4 Identifying the Size of Paper........5-24P
4.1 Identifying the Size ................5-24P
4.2 AB-/Inch-Setting Switch .......5-24P
4.3 Paper Size...............................5-25P
4.4 Paper Size List .......................5-26P
5 Multifeeder ...................................5-27P
5.1 Outline ...................................5-27P
5.2 Identifying the Size of Paper in the
Multifeeder.............................5-28P
5.2.1 Detecting the Width of Paper
.........................................5-28P
5.2.2 Rear/Front Registration ...5-28P
5.2.3 Identifying the Length of Paper
.........................................5-28P
6 Controlling the Registration Roller
......................................................5-29P
6.1 Outline ...................................5-29P
6.2 Control System ......................5-29P
9.6.2 When Removing the Paper Lint
.........................................4-39P
9.7 Waste Toner Case ...................4-40P
9.7.1 Replacing the Waste Toner Case
.........................................4-40P
9.7.2 Cleaning the Waste Toner Case
.........................................4-41P