845.00 Error Code Service Check - Lexmark X642e Service Manual

FRU
6 Mechanical interference
with the flatbed CCD
assembly
7 Flatbed scanner assembly

845.00 Error code service check

Service Scanner—this error indicates a failure of the image processing ASIC on the scanner control card.
FRU
1 Scanner control card
Action
Check for mechanical interference with the flatbed CCD assembly
and the metal locating bracket. Remove the glass slit. See
flatbed glass holder assembly removal" on page
bracket is located near the home position, to the left side of the
flatbed.
1. Move the flatbed CCD assembly a few inches to the right of
home.
2. Bend the bracket upwards 1–2 mm.
3. Move the flatbed CCD assembly back to the home position and
check for clearnace between the bracket and the edge of the
flatbed CCD assembly.
If this does not fix the problem, got to step 7.
If the 843.00 error code continues to be displayed, replace the
complete flatbed scanner assembly. See
removal" on page 4-38.
Note: If the flatbed scanner assembly is replaced, it is necessary to
perform scanner registration. See
page 4-4.
Action
Replace the scanner control card. See
removal" on page 4-48.
"Scanner
4-50. The
"Flatbed scan assembly
"Scanner registration" on
"Scanner control card
Diagnostic information
7002-xxx
2-117