Lexmark MS911 Service Manual page 138

2 x 500-sheet tray 4 feed failure service check
Actions
Step 1
Enter the Diagnostics menu, and then navigate to:
PRINTER SETUP > Reset Engine Service Error
Does the problem remain?
Step 2
a
Check the tray 4 feed belt for proper tension, and adjust if necessary.
b
Check the tray 4 feed belt and gears for wear or damage, and replace
if necessary. See "2 x 500-sheet tray 4 transport belts and gears
removal" on page 383.
Does the problem remain?
Step 3
Check the tray 4 feed, pick, and separator rollers for wear or damage, and
replace if necessary.
Note: If the page count is over 50K, then clean the rollers.
Does the problem remain?
Step 4
Replace the motor (2 x 500-sheet tray 4 feed). See
feed and transport motors removal" on page
Does the problem remain?
Step 5
Check the 2 x 500-sheet tray controller board pins for damage, and replace
if necessary. See "2 x 500-sheet tray controller board removal" on
page 374.
Does the problem remain?
"2 x 500-sheet tray
373.
Diagnostic information
138
Yes No
Go to step 2. The problem is solved.
Go to step 3. The problem is solved.
Go to step 4. The problem is solved.
Go to step 5. The problem is solved.
Contact the next level The problem is solved.
of support.
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