Canon FY8-23AV-000 manual Points to Note

Page 12

F. Points to Note

Cartridge, Transfer charging roller

Parts

Tools/Solve

Remarks

 

 

 

Photosensitive

Toner

As a rule, do not

drum

 

clean.

 

 

Do not use solvents.

 

 

Do not touch the

 

 

drum. Avoid light.

 

 

 

Drum cover

Well-wrung

Be sure to clean the

shutter

moist cloth

shutter; particles of

 

 

toner can cause

 

 

soiled copies.

 

 

 

Transfer

Lint-free

Cleaning

charging roller

paper

Do not use water or

 

 

solvent. Take care

 

 

not to touch the

 

 

roller or leave oil.

 

 

 

Fixing assembly

 

 

 

 

 

Parts

Tools/Solve

Remarks

 

 

 

Inlet guide

Solvent

 

 

 

 

Optical assembly

Parts

Tools/Solve

Remarks

 

 

 

Lens array

Cotton wad

Do not use the wire

 

 

cleaner meant for

 

 

conventional

 

 

machines.

 

 

 

Scanning lamp

Blower

 

 

brush

 

 

 

 

Electrical

 

 

 

 

 

Parts

Tools/Solve

Remarks

 

 

 

Intensity/AE

Blower

Cleaning

sensor

brush

 

 

 

 

Copyboard

Parts

Tools/Solve

Remarks

 

 

 

Copyboard

alcohol

 

cover

 

 

 

 

 

Copyboard

alcohol

 

glass

 

 

 

 

 

White

alcohol

Dirt can soil the

reflecting strip

 

leading edge

 

 

margin, causing

 

 

jams.

 

 

 

Pick-up roller assembly

 

Parts

Tools/Solve

Remarks

 

 

 

Pick-up roller

Well-wrung

Cleaning

 

moist cloth;

 

 

or, alcohol

 

 

 

 

Registration assembly

 

 

 

 

Parts

Tools/Solve

Remarks

 

 

 

Registration

Well-wrung

Cleaning

roller

moist cloth

 

 

 

 

1-6

Image 12
Contents Service Handbook Copyright 1998 Canon INC Contents Troubleshooting Malfunctions Self Diagnosis Page Periodically Replaced Parts DurablesPeriodical Servicing 1D Temperature/Humidity Specifications Storing Sealed Cartridges2D Transportation Storing and Handling Unsealed Cartridges Reference Image Adjustment Basic Procedure Pre-ChecksPoints to Note Mechanical GlassAdjusting the Intensity VR604 Electrical2B PC400/FC200 Adjusting the AE Mechanism VR602, VR603 JP607 JP605 JP604 Control panel PCB Screwdriver Standards and Adjustments Making Initial Checks Site EnvironmentChecking the Documents Checking the Feeding Assembly Checking the Lens Array for DirtChecking the Transfer Charging Roller Checking the Copy PaperImage Troubleshooting Others Image Troubleshooting Samples of Image Faults Troubleshooting by Image Fault YESCopy is foggy overall Back Replace the cartridge Is the problem corrected? Copy has white spots cross feed direction Back of the copy is soiledCopy has faulty fixing Copy has a blurred image Copy is foggy cross feed directionCopy has poor sharpness focus Copy is blank Copy is solid blackImage Troubleshooting Troubleshooting Malfunctions Self diagnosis PC400/FC200Copyboard Does the copying operation start AC power is absent Pick-up fails Scanning lamp fails to go onMain motor fails to rotate Copyboard fails to movePaper feeding normally At time of jamFixing heater fails to operate Copy Paper Jams Pick-Up Assembly Separation/Feeding AssemblyFixing/Delivery Assembly Feeding Faults Double FeedingWrinkles Arrangement and Functions of Electrical Parts Sensors and SolenoidsSwitches Lamp, Heater, Motor, and Others Printed Circuit Board PCB Variable Resistors VR and Check Pins by PCB DC Controller/DC Power Supply PCBControl Panel PCB PC400/FC200Self Diagnosis Self Diagnosis General Timing Chart PC420/430/FC220 General Timing Chart A4, 2 copies Signals/Abbreviations List SignalsAbbreviations General Circuit Diagram PC420/430/FC220 General Circuit Diagram Special Tools Table Solvents/Oils Table Specifications LTR/A4 LGLNVD Prepared by This publication is printed on 70% reprocessed paper