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DR 7090C - imageFORMULA - Document Scanner
Service manual
Canon DR-7090C Service Manual
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Also See for DR-7090C
:
User manual
(129 pages)
,
Reference manual
(77 pages)
,
Brochure & specs
(4 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
General Description
Name of Parts
Useroperation
Product Outline
Specifications
Name of Parts
Operation Panel
Placing Documents
Capturepelfect
Job Fundion
User Modes
Clearing a Paper Jam
Functions 8 Operation
Functions and Operation
Outline
Overall Configuration
Feeder Construction
Reader Construction
Electric Circuit
Feeder
Basic Sequence of Operation
Duplex Scanning
Deteding the Documents
Picking up
Detecting Jams
Basic Operation
Basic Sequence of Opeation
Drive of the Scanner
Scanning Lamp
Document Size Detection
Standard White Plate Dust
Detectio
Image Reading
Controller
Outlin
DC Controller PCB
Image Processing
Power Supply
Electrical Parts Layout
Connector
Parts Layout on each Pcb
DC Controller PCB
Power Supply PCB
Power Junction PCB
ADF Controller PCB
Main Uni
External Coven
Front Cover
Rear Cover
Real Lower Cover
Lower Len Cover
Feeder Cover
Feeder Inside Cover
Inside Cover
Read Guide
CIS Glass
Drive System
Motor Unil
Pickup Motor
Read Motor
Delivery Reversing Mobr
Separation Motor
2 Registration Momr
CIS Glass Motor
Document Feeding System
Pickup Roller Unit
Separation Piatelseparation Pad
1 Registration Roller
2 Registration Rdi
Read Roller
Read Roller 3
Platen Roller 1
Platen Roller2
Platen Roll (Fmnt)
Platen Roll (Rear)
Delivery Rolkr
Dust-Collenion Sheet
Control System
CIS Uni 3 4
Read Motor Fan
CIS Unit Fan (Rear)
ADF Controller PCB
ADF Drive< PCB
Document Width Volume
Post-Separation Sensor
Read Sensor
Delivery Reversing Sensor
Unlock Solenoid
Reader
A Exterior
Platen Glass
ADF Reading Glass
Operation Panel Assembly
Reader Lewright Mvers
Reader Rear Cowr
Scanning Lamp
Reader Controller PCB
Interface PCB
Memory PCB
Inverter PCB
CCD Unit
Scanner Motor
ADF Opening
Mirmr Base HP Sensor
Scanner Drive Cable
Cooling Fan
DC Controller PCB
Panel Case Unit
Switch Pcbllcd Unil
Installation
Installation and Maintenance
Selection of Location
Unpackingand Installation
Consumable Parts and Consumables
Maintenance
User Maintenance
Layout Plan
Chapter Troubleshooting
Error Display
Operation Panel Display
Service Mode
Starting up and Exiting
Notes on Operating
Feeder
Counter Set
Panel Check
Firm Load
Service Label
Outline
Tray ~ ~ Adjustment T H
Sensor Output Adjustment
Tilt Correction
Height Adjustment
Right Angle Adjustment
Skewadjustment
Angle Guide (Angle of Opening at 70')
Horizontal Registration Adjustment
Leading Edge
Adjustment
White Level Adjustment
Hinge Pressure Adiustment
Read Posrion Detection
After Replacing Parts
Outline
Reader Controller PCB
DC Contmller PCB
CCD Unit
Other Parts
Operation Troubleshooting
AC Power Does Not Come on
Scanner Is Not Recognized
Scanning Does Not Start
Imagetroubleshooting
Completely Black. Completely White. or Streaks All over
Streaks an Image
Wrong Image Size
Image Slanted
Special Tools List
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Quick Links
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Table of Contents
Troubleshooting
CHAPTER TROUBLESHOOTING
183
OPERATION TROUBLESHOOTING
244
IMAGETROUBLESHOOTING
248
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