2-166 Service Manual
7002-xxx
3
ADF CCD module glass
(models X644e/X646e)
Check for any signs of contamination on the ADF CCD module glass.
Use a clean, soft lint-free cloth with isopropyl alcohol (if available) to
clean the glass if any contamination is found.
Note: The ADF module glass can be accessed by removing the
flatbed white cushion from the ADF and lower the exit guide
assembly.
If the problem persists go to step 4.
4
Lower exit guide assembly
(models X644e/X646e)
Check the lower exit guide backside assembly for any signs of
damage to the back ADF white cushion or hardware.
If the back ADF white cushion cannot be cleaned properly, is
damaged, or is missing, replace the lower exit guide assembly. See
“Lower exit guide assembly removal” on page 4-47.
If no problem is found with the lower exit guide assembly, go to
step 5.
5
ADF frontside bracket
assembly strip
Check the ADF frontside bracket assembly for any signs of damage
to the front flatbed white strip. If damaged, replace the complete ADF
assembly. See “ADF complete assembly removal” on page 4-15.
If no problem is found, check the front flatbed white strip for any signs
of dirt, debris, or contamination. If any problem is found, clean the
strip with a clean, soft, lint-free cloth with isopropyl alcohol (if
available).
If this does not fix the problem, or no problem is found, go to step 6.
6
ADF CCD module
assembly
Replace the ADF CCD module assembly. See “ADF CCD module
assembly removal (models X644e/X646e)” on page 4-14.
FRU Action
Models X644e/X646e
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