Canon QY8-1360-000 manual Paper-out and Paper-jam Errors, 5-24, Part 5 Maintenance, BJC-7100

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