Oki B 4300 User Manual download pdf (Page 77)

TROUBLESHOOTING > 77

7. The printer will warm up and commence printing when ready.

The page lost through the jam will normally be reprinted.

PRINT QUALITY PROBLEMS

Before consulting a service representative regarding a print quality

problem, check the table below to see if there is a solution, or

something you might have overlooked.

NOTE

If the edge of the jammed paper protrudes (or can be seen) from the exit,

reinstall the image drum, close the top cover and switch the printer on.

Remove the jammed paper from the exit when the exit roller begins

rotating after a few seconds after switching on. However, if the jammed

paper cannot be removed, contact a service representative.

Symptom Problem Solution

Blank sheets

printed.

Image drum cartridge

not properly installed.

Reinstall image drum cartridge.

Empty or missing toner

cartridge.

Install new toner cartridge.

Entire page prints

faintly.

Empty toner cartridge.

Pages get fainter when

toner is used up.

Install new toner cartridge.

LED array is dirty. Clean LED array.

Page has grey

background.

Static electricity,

generally from dry

environments, causes

toner to stick to

background.

Change paper to a smoother laser bond

or use a humidifier.

Page prints all black. Hardware problem. Contact service.

Page has repetitive

marks.

Damaged image drum

cartridge causes

repetitive marks every

1.6 inches (4.06 cm)

due to surface nicks and

scratches.

Generate a cleaning page, repetitive

marks may be temporary.

Oblong area of faint

print appears on

each page.

Drop out caused by

using paper exposed to

high humidity.

Change paper stocks, check paper

storage environment or use a

dehumidifier; check toner level.

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Oki B 4300 User Manual Page 77

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