Lexmark X850E - Scanner Controller Card Assembly Failure 2; Exposure Lamp Failure

Diagnostic information 2-139
7500-XXX
843.26 Scanner controller card assembly failure 2
844.00 Exposure lamp failure
3 Perform a POR.
Does the error remain when the power is turned off/on again?
Replace the
scanner PS card
assembly.
Go to “Scanner
PS card
assembly
removal” on
page 4-154.
Problem solved.
Step Check Yes No
1 Check the connection of each scanner controller card
assembly connector.
Is each connector of scanner controller card assembly
connected properly?
Go to step 2. Connect each
connector of
scanner
controller card
assembly
properly.
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 4-143.
Problem solved.
3 Perform a POR.
Does the error remain when the power is turned off/on again?
Replace the
scanner PS card
assembly.
Go to “Scanner
PS card
assembly
removal” on
page 4-154.
Problem solved.
Step Check Yes No
1 Check the exposure lamp for operation.
Perform the exposure lamp test.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Scanner Motor Tests.
4. Touch Exposure lamp.
Does the exposure lamp operate properly?
Go to step 6. Go to step 3.
Step Check Yes No