Contents
Contents
4.1 Basic Constraction
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4-1
4.1.1 Outline
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4-1
4.1.2 Drive Mechanism
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4-1
4.2 Basic Operation
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4-2
4.2.1 Outline of Operation Mode
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4-2
4.2.2 Document Size Detection
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4-4
4.2.3 Paper Pickup Operation
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4-4
4.2.4 Reversal Operation
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4-4
4.2.5 Delivery Operation
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4-5
4.3 Detection Jams
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4-7
4.3.1 Outline
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4-7
4.4 ADF
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4-8
4.4.1 ADF
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4-8
4.4.1.1 Removing the ADF
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4-8
4.4.2 External Covers
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4-8
4.4.2.1 Removing the Front Cover
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4-8
4.4.2.2 Removing the Rear Cover
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4-8
4.4.2.3 Detaching the Open/Close cover
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4-9
4.4.2.4 Removing the Pickup Tray
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4-9
4.4.3 Feed Frame Unit
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4-10
4.4.3.1 Removing the Feed Frame Unit
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4-10
4.4.4 Drive Unit
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4-10
4.4.4.1 Removing the Drive Unit
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4-10
4.4.5 Pick-up/Feed Roller Unit
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4-10
4.4.5.1 Removing the Pickup/Feed Roller Unit
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4-10
4.4.6 Pick-up Roller
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4-10
4.4.6.1 Removing the Pickup Roller
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4-10
4.4.7 Feed Roller
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4-11
4.4.7.1 Removing the Feed Roller
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4-11
4.4.8 ADF Motor
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4-11
4.4.8.1 Removing the ADF Motor
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4-11
4.4.9 Document Set Sensor
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4-11
4.4.9.1 Removing the Document Set Sensor
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4-11
4.4.10 Document Edge Sensor
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4-12
4.4.10.1 Removing the document Edge Sensor
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4-12
4.4.11 Registration Sensor
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4-12
4.4.11.1 Removing the Registration Sensor
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4-12
4.4.12 Separation Sensor
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4-12
4.4.12.1 Removing the Separation Rear Sensor
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4-12
4.4.13 Pick-up Solenoid
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4-12
4.4.13.1 Removing the Pickup Solenoid
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4-12
4.4.14 Registration Solenoid
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4-13
4.4.14.1 Removing the Registration Solenoid
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4-13
4.4.15 Release Solenoid
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4-13
4.4.15.1 Removing the Roller Release Solenoid
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4-13
4.4.16 Separation Pad
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4-13
4.4.16.1 Removing the Separation Pad
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4-13