Print Quality

 

Problems with Horizontal Lines (Banding)

 

Description of problem

 

When you look at the image you have printed there are light or dark

 

lines on the image, these are particularly highlighted in high density

 

ink areas. This problem is known as banding.

 

Banding can occur to a certain degree in draft and normal mode

IMPORTANT

 

when printing high density prints. To obtain the best image

 

always print in Best Mode.

 

Shown below is an example of what you might see if you have

 

 

problems with banding.

Expanding

Possibilities

 

80

 

Ironk

aure

Pojfdjop ernk

Chorme

Pojfdjop ernk

 

80

aure ernk

Pojfdjop

Expanding

Possibilities

 

80

Ink erov

Caps

Ink

 

cartridge

kheuhg

sfrfefg

kheuhg

sfrfefg

 

80

80

C6074306

 

How to solve the problem

 

While performing the next procedure, duplicate the condition

NOTE

 

the printer was in when you discovered the problem: use the

 

same media and the same print mode.

 

 

1Ensure that the paper you have selected in the front panel is the same paper that you have loaded.

2Perform the Printhead Alignment Calibration.

3Reprint your image.

4If you have printed your image in Normal or Draft mode and it is not acceptable to you, re-print it in Best mode. Check the front panel and driver selection to make sure that Best mode is selected.

HP DesignJets 1050C and 1055CM Printers Service Manual

6-17