Lexmark X746de Service Manual page 174

7526
Step Questions / actions
1. Remove the HVPS. See
4
power supply (HVPS) removal" on
page 4-110.
2. Check for continuity between the contacts
(yellow1 and yellow2, cyan1 and cyan2,
magenta1 and magenta2, or black1 and
black2) on the transfer contact assembly.
yellow2
cyan2
magenta2
black2
Is continuity present?
Replace the HVPS. See
5
power supply (HVPS) removal" on
page 4-110.
Did the error clear?
Service Manual
2-134
Go to step 5.
"High-voltage
Problem resolved.
"High-voltage
Yes
Replace the transfer
contact assembly.
yellow1
cyan1
magenta1
black1
Replace the system board.
See
"System board
removal" on page
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