Scanner Cooling Fan Error - Lexmark X940e Service Manual

7510
Step
2 Perform a POR.
Does the error remain when the power is turned off/on?

843.23 Scanner cooling fan error

Step
1
Check the scanner cooling fan operation.
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?
2
Check the scanner cooling fan for connection.
Is the above fan connected properly?
3 Perform a POR.
Does the error remain when the power is turned off/on?
2-120
Service Manual
Check
Check
Caution: When performing motor tests, ensure
that all cover and door interlock switches are
overridden.
Yes
Replace the Problem
scanner solved.
controller card
assembly.
Go to
"Scanner
controller card
assembly
removal" on
page 4-123.
Yes
Go to step 2. Replace the
scanner
controller card
assembly.
Go to "Scanner
controller card
assembly
removal" on
page 4-123.
Replace the Replace the
scanner cooling connection.
fan.
Go to "Scanner
PS cooling fan
removal" on
page 4-127.
Replace the Problem solved.
scanner
controller card
assembly.
Go to "Scanner
controller card
assembly
removal" on
page 4-123.
No
No