Canon FY8-23AV-000 manual Troubleshooting by Image Fault, Yes

Page 25

CHAPTER 3 IMAGE TROUBLESHOOTING

C. Troubleshooting by Image Fault

1.The copy is too light (halftone areas only).

2.The copy is too light (dark areas as well).

3.The copy is too light (extremely light overall).

 

Cause

Step

Checks

YES/NO

Remedies

 

 

 

 

 

 

Lens, Reflecting plate,

1

Clean the lens, reflecting plate,

YES

End.

Intensity sensor

 

and intensity sensor.

 

 

 

 

 

Is the problem corrected?

 

 

 

 

 

 

 

 

 

 

2

Press the Copy Start key, and

NO

Go to step 5.

 

 

 

switch the copier OFF in the

 

 

 

 

 

middle of operation; then, open

 

 

 

 

 

the top cover.

 

 

 

 

 

Is the toner image on the pho-

 

 

 

 

 

tosensitive drum more or less

 

 

 

 

 

normal before transfer?

 

 

 

 

 

Be sure to check quickly to

 

 

 

 

 

protect the drum against light.

 

 

 

Transfer charging

3

Is the transfer charging roller

NO

1. Re-attach the charging

 

 

roller

 

normal?

 

roller.

 

 

 

 

 

2. Replace the charging

 

 

 

 

 

roller.

 

 

 

 

 

 

Transfer

Copy paper

4

Try paper fresh out of package.

YES

1. The paper may be

 

 

Is the copy density higher?

 

moist; advise the user

 

 

 

 

 

 

 

 

 

on the correct method

 

 

 

 

 

of storage.

 

 

 

 

 

2. Advise the user that the

 

 

 

 

 

use of non-recom-

 

 

 

 

 

mended paper may not

 

 

 

 

 

bring about the best

 

 

 

 

 

results.

 

 

 

 

 

 

Cartridge

5

Replace the cartridge.

YES

End.

 

 

 

Is the problem corrected?

 

 

DC controller/DC

 

NO

Replace the DC controller/

 

 

power supply PCB

 

 

 

DC power supply PCB.

 

 

 

 

 

 

3-7

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Contents Service Handbook Copyright 1998 Canon INC Contents Troubleshooting Malfunctions Self Diagnosis Page Durables Periodically Replaced PartsPeriodical Servicing Storing Sealed Cartridges 1D Temperature/Humidity Specifications2D Transportation Storing and Handling Unsealed Cartridges Reference Pre-Checks Image Adjustment Basic ProcedurePoints to Note Glass MechanicalElectrical Adjusting the Intensity VR6042B PC400/FC200 Adjusting the AE Mechanism VR602, VR603 JP607 JP605 JP604 Control panel PCB Screwdriver Standards and Adjustments Site Environment Making Initial ChecksChecking the Documents Checking the Lens Array for Dirt Checking the Feeding AssemblyChecking the Transfer Charging Roller Checking the Copy PaperImage Troubleshooting Others Image Troubleshooting Samples of Image Faults YES Troubleshooting by Image FaultCopy is foggy overall Back Replace the cartridge Is the problem corrected? Back of the copy is soiled Copy has white spots cross feed directionCopy has faulty fixing Copy is foggy cross feed direction Copy has a blurred imageCopy has poor sharpness focus Copy is solid black Copy is blankImage Troubleshooting Self diagnosis PC400/FC200 Troubleshooting MalfunctionsCopyboard Does the copying operation start AC power is absent Scanning lamp fails to go on Pick-up failsCopyboard fails to move Main motor fails to rotateAt time of jam Paper feeding normallyFixing heater fails to operate Copy Paper Jams Separation/Feeding Assembly Pick-Up AssemblyFixing/Delivery Assembly Double Feeding Feeding FaultsWrinkles Sensors and Solenoids Arrangement and Functions of Electrical PartsSwitches Lamp, Heater, Motor, and Others Printed Circuit Board PCB DC Controller/DC Power Supply PCB Variable Resistors VR and Check Pins by PCBPC400/FC200 Control Panel PCBSelf Diagnosis Self Diagnosis General Timing Chart PC420/430/FC220 General Timing Chart A4, 2 copies Signals Signals/Abbreviations ListAbbreviations General Circuit Diagram PC420/430/FC220 General Circuit Diagram Special Tools Table Solvents/Oils Table LTR/A4 LGL SpecificationsNVD Prepared by This publication is printed on 70% reprocessed paper

FY8-23AV-000 specifications

The Canon FY8-23AV-000 represents a significant advancement in the realm of imaging technology, tailored for a wide array of professional applications. Packed with numerous features and cutting-edge technologies, this device caters to the needs of photographers, videographers, and content creators alike.

One of the standout characteristics of the FY8-23AV-000 is its high-resolution imaging capability. With an exceptional sensor that delivers stunning clarity and detail, users can capture breathtaking visuals, even in challenging lighting conditions. The sensor is optimized for low-light performance, allowing for vibrant images without unwanted noise, making it an ideal choice for indoor events or nighttime shoots.

The device boasts advanced autofocus technology, ensuring that subjects remain sharp and in focus at all times. Canon's Dual Pixel autofocus system enables fast and accurate focusing, crucial for capturing dynamic subjects in motion. This feature is particularly beneficial for sports photography, wildlife shots, and any scenario that demands quick reflexes.

In addition to its impressive imaging capabilities, the FY8-23AV-000 is designed with user-friendly controls and an intuitive interface. Whether you are a seasoned professional or an enthusiastic beginner, navigating the camera’s settings and features is seamless. The customizable buttons and touch screen facilitate easy access to frequently used functions, enhancing the overall shooting experience.

Another pivotal feature of the FY8-23AV-000 is its robust connectivity options. The device supports Wi-Fi and Bluetooth, allowing for effortless file sharing and remote control via mobile devices. This connectivity is essential for on-the-go photographers who need to quickly upload images to social media or collaborate with team members.

Furthermore, the FY8-23AV-000 is engineered to endure the rigors of professional use. Its durable construction enhances longevity while providing resistance to dust and moisture. This is crucial for outdoor shoots, ensuring that the camera operates reliably regardless of environmental conditions.

In conclusion, the Canon FY8-23AV-000 stands as a versatile and powerful imaging tool, equipped with advanced features and technologies that cater to the diverse needs of today's content creators. From exceptional image quality and rapid autofocus to robust connectivity and user-friendly design, this camera promises to elevate the creative potential of every user. Whether capturing stills or recording video, the FY8-23AV-000 enhances the art of storytelling through compelling visuals.
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