Fading in patches

Possible cause

Remedy

 

 

 

The paper is moist.

Store paper within specified temperature and humidity

 

levels.

Longitudinal black stripes

 

 

Possible cause

Remedy

 

 

 

 

Image drum is damaged.

Replace image drum.

 

 

 

Toner is low.

Change toner cartridge.

Periodic black lateral

If the lines or spots occur at intervals of approximately 44 -

 

lines or spots.

94 mm, the image drum (green tube) is damaged or dirty. If

 

damaged, replace the image drum cartridge. If dirty, wipe

 

the image drum gently with soft tissue. If this does not

 

work, replace the image drum.

If the lines or spots occur at intervals of approximately 113 mm, the fuser roller is damaged. Change the fuser unit.

The image drum has been exposed to light.

Remove the image drum from the printer and store it in a dark place for several hours. If this does not work, replace the image drum.

Faint shading on unprinted sections

Possible cause

Remedy

 

 

Paper has been affected

Store paper within specified temperature and humidity

by static electricity.

levels.

 

 

Paper is too thick.

Use recommended paper.

Toner is low.

Change toner cartridge.

Blurred letter edges

 

 

 

Possible cause

Remedy

 

 

LED is dirty.

Clean LED with lens cleaner or soft tissue.

 

 

Cannot print desired

Replace toner cartridge.

colour because toner is

 

low.

 

Black formation method

Open the printer driver and set black formation to CMYK.

does not match

 

application.

 

TROUBLESHOOTING > 190

Page 190
Image 190
Oki 7100 manual Fading in patches, Longitudinal black stripes, Faint shading on unprinted sections