Lexmark X862de Service Manual page 238

7500-432, -632, and -832
Step
2 Remove the large platen glass. Check the bottom of the large
platen glass in the vicinity the white reference strip for
contamination.
Is the vicinity of white reference strip contaminated?
3 Perform a POR.
Does the error remain?
4 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?
5 Check the exposure lamp for connection.
Is the above component connected properly?
6 Check the exposure lamp PS card assembly.
Is the above card properly connected to the scanner
controller card assembly?
7 Check the scanner PS card assembly for connection.
Is the above card connected properly?
8 Perform a POR.
Does the error continue when the power is turned off/on?
2-138
MFP Service Manual
Check Yes No
Clean the bottom Go to step 4.
of the large
platen glass in
the vicinity of the
white reference
strip.
Reinstall the
large platen
glass properly.
Go to step 3.
Go to step 4. Problem solved.
Go to step 8. Go to step 5.
Replace the Replace the
exposure lamp. connection.
Go to
"Exposure lamp
removal" on
page 4-166.
Replace the Replace the
exposure lamp connection.
PS card
assembly.
Go to
"Exposure lamp
PS card
assembly
removal" on
page 4-165.
Replace the Replace the
scanner PS card connection.
assembly.
Go to "Scanner
PS card
assembly
removal" on
page 4-162.
Replace the Problem solved.
scanner
controller card
assembly.
Go to "Scanner
controller card
assembly
removal" on
page 4-151.
Previous
Next
Go Back