Canon QY8-1360-000 manual Faulty pickup, 5-33, BJC-7100, Part 5 Maintenance, Measure

BJC-7100 Part 5: Maintenance

3. Faulty pickup

<Symptoms> • Paper not picked up, or multiple pages picked up

•Paper skewed or not output

•Frequent paper jams

<Cause> • Faulty sheet feeder unit

•Faulty paper edge guide, platen, feed roller, spur unit, pinch roller and holder, paper output roller, transmission roller parts

•Faulty paper feed motor

•Faulty paper output unit

•Faulty sensor lever

•Smally pieces of paper or other foreign objects in the mechanism

<Measure>

Check print media and

ambient conditions.

Do they meet	No
specifications?
Yes	Use print media and
	ambient conditions that
	satisfy printer specifications.
Turn ON power and
make test print.

Does error recur?

Yes

Following the

troubleshooting procedures

for each error.

No

Check feed status.

OK?

Yes

Re-check operation

OK?

Yes

END

• Is print media picked * Process for checking that

up OK? trouble is not accidental.

•Does problem occur with manually fed print media?

No

			• Check for soiling
	Check sheet feeder unit.
			of pickup rollers,
			and for
No			displacement of
			separation hook
			unit, hooks, etc.
			No
	OK?
	Yes
		Service or replace
			faulty parts.

Check, service, or replace paper transport mechanism (other than sheet feeder unit).

•Check for displacement, damage, or soiling of the gears and springs of the paper edge guide, platen, feed roller, spur unit, pinch roller and holder, page output roller, transfer roller, paper feed motor, paper output guide.

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