Print Quality Problems

Stripes: White

The stripes appear in the same direction as the paper was printed (moved through the printer).

Possible cause

Remedy

LED head is dirty.

Clean LED head with lens cleaner or soft tissue.

 

See “Cleaning the LED heads” on page 517.

 

 

Toner is low.

Change toner cartridge.

 

See “Changing the Toner Cartridge” on page 498.

Image drum

Change image drum.

damaged.

See “Changing the Image Drum” on page 505.

Stripes: Black

The stripes appear in the same direction as the paper was printed (moved through the printer).

Possible cause

Remedy

Image drum is

Replace image drum.

damaged.

“Changing the Image Drum” on page 505.

 

 

Toner is low.

Change toner cartridge.

 

See “Changing the Toner Cartridge” on page 498.

Periodic black lateral

• If the lines or spots occur at intervals of approximately

lines or spots.

44 - 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.

 

See “Changing the Fuser” on page 514.

 

 

The image drum has

Remove the image drum from the printer and store it in

been exposed to light.

a dark place for several hours. If this does not work,

 

replace the image drum.

 

 

Executive Series 2426 Printer Family User’s Guide

Troubleshooting • 540