Black And White Only-Cyan, Magenta, And Yellow Are Missing; Light Print Over The Entire Page - Lexmark C752 Service Manual

5060-2XX
Step Action and questions
8 Perform a continuity check on the developer HVPS
cable.
Does the cable check out?
Black and white only—cyan, magenta, and yellow are missing
Step Action and questions
1 Check the Print Mode setting in the Color Menu.
Is the Print Mode set to Black &White?
2 Ask the user or network administrator to check if the
correct color driver is installed.
Is the correct color driver installed

Light print over the entire page

•
If all colors have light print, go to
•
If only one color has light print, go to
All colors have light print over the entire page
Step Action and questions
1 Replace the
Does the light print persist?
2 Turn the printer off. Check the cable connections
between the transfer HVPS board and the system
board.
3 Check continuity on the cable between the rear second
transfer roll arm and the 1 lead on the transfer HVPS
board.
2-130
Service Manual
"All colors have light print over the entire page" on page
"One color has light print over the entire page" on page
"Second transfer roll" on page
Yes
Replace in order:
1. Developer
HVPS board.
See
"Developer
HVPS
board" on
page 4-30.
2. System
board. See
"System
board" on
page 4-67.
Yes
Change the
setting to Color.
Install the correct
color driver.
Yes
4-66. Go to step 2
Go to step 3
Replace the
"Transfer HVPS
board" on
page 4-68.
No
Replace the
developer HVPS
cable.
No
Go to step 2
Go to "Black
only retract
(BOR) service
check" on
page 2-108.
2-130.
2-131.
No
Problem resolved
Problem resolved
Check the
connection at the
second transfer
roll arm.