Lexmark X945e MFP 7510 series - Scanner Cooling Fan Error

2-120 Service Manual
7510
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843.23 Scanner cooling fan error
2
Perform a POR.
Does the error remain when the power is turned off/on?
Replace the
scanner
controller card
assembly.
Go to
“Scanner
controller card
assembly
removal” on
page 4-130.
Problem
solved.
Step Check Yes No
1 Check the scanner cooling fan operation.
Caution: When performing motor tests, ensure
that all cover and door interlock switches are
overridden.
Perform the scanner cooling fan test.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Scanner Motor Tests.
4. Touch Scanner cooling fan.
Does the scanner cooling fan speed increase when the test is
performed?
Go to step 2. Replace the
scanner
controller card
assembly.
Go to “Scanner
controller card
assembly
removal” on
page 4-130.
2
Check the scanner cooling fan for connection.
Is the above fan connected properly?
Replace the
scanner cooling
fan.
Go to “Scanner
PS cooling fan
removal” on
page 4-134.
Replace the
connection.
3
Perform a POR.
Does the error remain when the power is turned off/on?
Replace the
scanner
controller card
assembly.
Go to “Scanner
controller card
assembly
removal” on
page 4-130.
Problem solved.
Step Check Yes No