Part 5: Maintenance

BJC-7100

13.Paper-out and Paper-jam Errors

Beeper: 2 times

ERROR indicator: ON

POWER indicator: Blinks

<Measure> 1. Pickup error

<Cause> 1. No print media is picked up in pickup operation.

2.No print media is output in paper output operation. <Suspected parts> Sheet feeder unit, paper edge guide,

pressure roller and holder, platen, feed roller, paper output roller, transfer roller, paper output unit, paper end sensor, logic board

Check the type of loaded print media, the method by which loaded, and the printer'sambient conditions.

 

 

 

 

 

 

 

 

 

No

 

Use print media, loading

 

 

 

OK?

 

method, and ambient

 

 

 

conditions that satisfy

 

 

 

 

 

 

 

Yes

 

 

printer specifications.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Turn power ON again

 

 

• When power is turned OFF then ON again, press and hold POWER

and make test print.

 

 

button until buzzer sounds twice.

 

 

 

 

 

 

 

Check operation of

paper feed mechanism

and feed status.

• Do paper feed motor, pickup roller, feed roller, and page output roller operate during initialization?

• Are there any abnormal sounds?

• Is the paper feed motor out of sync?

OK?

Yes

No

• Is paper picked up correctly when the sheet feeder unit operates?

Check sheet feeder unit.

Remove the sheet feeder unit and check its operation manually.

Check for abnormal soiling or deterioration of feed roller rubber and separation sheet. (Wipe away paper dust, etc.,

with ethanol to restore the ability to pick up

the paper.)

 

• Check for deformation, damage, and

insufficient lubrication of the gears.

• Check that the separation hooks

operate smoothly.

(Check especially when thick

sheets, postcards, and high-

gloss papers are not picked up.)

No

 

OK?

 

Yes

Service or replace

Service or replace

faulty parts.

• Check also the operation of the

paper feed motor drive

switching mechanism.

purge unit's slide lock lever.

Replace logic board.

Faulty pickup roller sensor

Faulty MPU

Faulty PCB soldering/ conductivity

5-24

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Image 156
Canon QY8-1360-000 Use print media, loading, Check operation Paper feed mechanism Feed status, Check sheet feeder unit

QY8-1360-000 specifications

The Canon QY8-1360-000 is a highly regarded print head designed specifically for Canon’s line of professional printers, particularly those used in high-quality photo printing and graphic arts. This component is essential for achieving the vibrant colors and sharp details that are hallmark features of Canon’s imaging technology.

One of the main features of the QY8-1360-000 is its precision engineering, which allows for a high level of accuracy in ink application. This print head utilizes a micro-nozzle technology that enhances the distribution of ink onto the paper, minimizing the potential for blurriness or color bleeding. The micro-nozzles work in conjunction with a sophisticated ink delivery system, ensuring that colors are produced as intended by the original digital file.

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