Single Led Printhead Clock Failure - Lexmark X95x Series Service Manual

Step Action and questions
Replace the printhead interface
2
contact.
Does the error remain?
POR the machine.
3
Does the error continue?
POR the machine.
4
Does the error continue?

115.14 Single LED printhead clock failure

Step Action and questions
Check the LED printhead for
1
proper installation.
Is the LED Printhead properly
installed?
Check the LED printhead for
2
proper connections.
Is the above component
properly connected?
Replace the printhead flat data
3
cable
Does the error remain?
Replace the printhead interface
4
contact.
Does the error remain?
POR the machine.
5
Does the error continue?
POR the machine.
6
Does the error continue?
Yes
Go to step 3.
Replace the lower engine PCBA.
Go to
"Lower engine PCBA
removal" on page 4-106.
Go to step 4.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-189.
Yes
Go to step 2.
Replace the LED printhead. Go to
"LED printhead removal" on
page 4-105.
Go to step 3.
Go to step 4.
Go to step 5.
Replace the lower engine PCBA.
Go to
"Lower engine PCBA
removal" on page 4-106.
Go to step 6.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-189.
7558-xxx
No
Problem resolved
Problem resolved
Problem resolved
No
Install the LED printhead
properly.
Replace the connections.
Problem resolved
Problem resolved
Problem resolved
Problem resolved
Diagnostic information
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