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Troubleshooting

C300 5-67

Troubleshooting Chapter 5

There are dark specks or

spots throughout the

printed output.

There are streaks in the

printed output.

Is the original glass dirty? Wipe the glass with a soft, dry cloth.

(See p. 10-3.)

Is the left partition glass dirty? Clean the left partition glass with the

left partition glass cleaner. (See

p. 10-4.)

Is the original cover pad

dirty?

Clean the original cover pad with a

soft cloth dampened with a mild de-

tergent. (See p. 10-5.)

Was the original printed on

highly translucent material,

such as diazo photosensitive

paper or OHP?

Place a blank sheet of paper on top

of the original. (See p. 3-9.)

Is a double-sided original be-

ing copied?

If a thin double-sided original is be-

ing copied, the information on the

back side may be reproduced in the

copy. Touch [Light] on the Back-

ground Removal screen to select a

lighter background density. (See

p. 3-60.)

Is the electrostatic charger

wire dirty?

Use the charger-cleaning tool to

clean the electrostatic charger. (See

p. 10-6.)

The image is not aligned

properly on the paper.

Is the original incorrectly po-

sitioned?

Correctly position the original

against the original scales. (See

p. 3-9.)

Load the original into the ADF, and

slide the lateral guides to fit the size

of the original. (See p. 3-7.)

Is the original incorrectly po-

sitioned in the ADF?

If the original cannot be fed correct-

ly through the ADF, make copies by

positioning the original on the origi-

nal glass. (See p. 3-9.)

Is the left partition glass dirty

(while using the ADF)?

Clean the left partition glass with the

left partition glass cleaner. (See

p. 10-4.)

Are the lateral guides incor-

rectly positioned against the

edges of the original?

Slide the lateral guides against the

edges of the original.

Was curled paper loaded into

the paper tray?

Flatten the paper before loading it.

The printed page is

curled.

Was paper that curls easily

(as with recycled paper)

used?

Remove the paper from the paper

tray, turn it over, and then load it

again.

Replace the paper with paper that is

not damp.

Symptom Possible Cause Remedy

Brand	Konica Minolta
Model	BIZHUB C300
Category	All in One Printer
Language	English

Konica Minolta BIZHUB C300 Copy Guide

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