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DADF-N1
Canon DADF-N1 Service Manual
Canon DADF-N1 Service Manual
Table of content
Contents
Table Of Contents
Table Of Contents
Table Of Contents
Table Of Contents
Table Of Contents
Table Of Contents
Table Of Contents
Product Specifications
Names of Parts
Cross Section
Using the Machine
Basic Construction
Inputs to the ADF Controller PCB
Output for the ADF Controller PCB
Basic Operation
Outline of the Operation Mode
Normal Rotation Pickup/Reversal Delivery (double-sided original -> doubles-sided print)
Idle Feed/Pickup/Delivery (double-sided originals of mixed sizes -> double-sided print)
Idle Feeding/Reversal Pickup/Delivery (single-sided originals of mixed sizes single-sided prints)
Document Detection
Detecting the Presence/Absence of an Original
Detecting the Last Original
Original Size Initial Identification (feed direction)
Original Size Initial Identification (cross-feed direction)
Slide Guide Positioning Spacer
Original Size Final Identification
Document Pickup/Separation
Pickup Roller and the Stopper
Timing of Pickup
Document Reversing
Sequence of Operation
Document Feeding/Delivery
Detecting Jams
Power Supply
Stamp Operation
Removing from the Host Machine
External Covers
Feeder Cover
Drive System
Feed Motor
Removing the Feed Motor
Timing Belt/Pulley
Removing the Rear Cover
Removing the Feeder Cover
Removing the Reinforcing Plate
Detaching the Timing Belt and the Pulley
Pickup Clutch
Removing the Pickup Motor
Mounting the Pickup Clutch
Document Feeding System
Pickup Roller/Separation Roller
Removing the Pickup Roller and the Separation Roller
Upper Registration Roller
Removing the Pickup Clutch
Removing the Feeder Unit
Removing the Platen Guide L
Removing the Read Roller 2
Removing the Front Cover
Read Roller 1
Removing the Read Roller 1
Read Roller 2
Read Roller Roll
Separation Guide Sheet
Feed Roller Guide
Electrical System
Inner Sensor of Feed Unit
Removing the Platen Roller
Document Width Volume
Cover Open/Closed Sensor
Removing the Original Placement Sensor
Removing the ADF Controller PCB
User Maintenance
Replacement
Maintenance and Inspection
Periodical Servicing
Cleaning
Applying Silicone Oil to the Reading Glass (copyboard glass)
Adjustment
Adjusting the Height
Adjustment at Time of Parts Replacement
Outline of Electrical Components
Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB
Relay PCB
User Error Code
Service Error Code
SERVICE
MANUAL
imageRUNNER
iR2270/2870/
3570/4570
DADF-N1
COPYRIGHT 2004 CANON INC.
CANON imageRUNNER DADF-N1 REV. 0 PRINTED IN U.S.A.
DU7-1128-000
SEPT. 2004
REV. 0
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This manual is suitable for:
DADF-N1