Lexmark X95 series - Page 317

Diagnostic information 2-267
7558-xxx
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5
Check the LED printhead assembly installation.
Install the LED printhead assembly properly, and
perform a print test.
Does the problem remain?
Go to step 6. Problem
resolved
6
Check the LED printhead assembly for connection.
Is the above component properly connected?
Go to step 7. Replace the
connection.
7
Check the developer HVPS PCBA for proper
connectivity. Disconnect and reconnect all appropriate
cables.
Replace the developer HVPS PCBA.
Go to “Developer HVPS PCBA removal” on
page 4-75.
Perform a print test.
Does the problem remain?
Go to step 8. Problem
resolved
8
Check the transfer roll HVPS PCBA for proper
connectivity. Disconnect and reconnect all appropriate
cables.
Replace the transfer roll HVPS PCBA.
Go to “Transfer roll HVPS PCBA removal” on
page 4-181.
Perform a print test.
Does the problem remain?
Go to step 9. Problem
resolved
9
Replace the LED printhead assembly.
Go to “LED printhead removal” on page 4-102.
Does the problem remain?
Go to step 10. Problem
resolved
10
Check the upper printer engine PCBA for proper
connectivity. Disconnect and reconnect all appropriate
cables.
Replace the upper printer engine PCBA.
Go to “Upper printer engine PCBA removal” on
page 4-187.
Perform a print test.
Does the problem remain?
Replace the RIP
card PCBA.
Go to “RIP
PCBA removal”
on page 4-150.
Problem
resolved
Step Check Yes No