User Manual

Table Of Contents

154

Colours are light or unclear on the

whole page

 Perform the calibration using the Touchscreen or the printer

driver (see Calibration on page 117).

 Adjust the copy density and contrast if you are copying

(see Advanced User's Guide: Adjusting Density and

Contrast).

 Make sure Toner Save mode is off in the Touchscreen or the

printer driver.

 Make sure the media type setting in the driver matches the

type of paper you are using (see Acceptable paper and other

print media on page 29).

 Shake all four toner cartridges gently.

 Wipe the windows of all four LED heads with a dry lint free

soft cloth (see Cleaning the LED heads on page 105).

White streaks or bands down the

page

 Wipe the windows of all four LED heads with a dry lint free

soft cloth (see Cleaning the LED heads on page 105).

 Wipe the scanner glass strip with a dry lint free soft cloth

(see Cleaning the scanner glass on page 106).

 Make sure foreign material such as a torn piece of paper,

sticky notes or dust is not inside the machine and around the

drum unit and toner cartridge.

 Clean the drum unit (see Cleaning the drum unit

on page 110).

Examples of poor print quality Recommendation

ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.