Lexmark MX910de Service Manual page 100

Action
Step 17
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 487.
Does the problem remain?
2 x 500‑sheet tray 4 jam service check
Action
Step 1
Enter the Diagnostics menu, and then navigate to:
EVENT LOG > Display Log
Do most of the recent error codes end with a 1? (Example: 241.11, 200.91)
Step 2
Make sure that the tray 4 feed paper path, including the sensors, are free
of debris or dust.
Does the problem remain?
Step 3
Check the sensor (2 x 500‑sheet tray 4 feed).
Is it free of damage?
Step 4
Enter the Diagnostics menu, and then navigate to:
SENSOR TESTS > 2 x 500-Sheet Tray Sensor Tests > Tray 4 feed
Does the sensor status change while toggling the sensor?
Step 5
a
Reseat the sensor cable.
b
Check the cable for damage, and replace if necessary.
Does the problem remain?
Step 6
Replace the sensor (2 x 500‑sheet tray 4 feed). See
transport assembly sensors removal" on page
Does the problem remain?
"2 x 500-sheet tray
492.
Diagnostic information
100
Yes No
Contact the next level The problem is solved.
of support.
Yes No
Go to step 2. Go to step 7.
Go to step 3. The problem is solved.
Go to step 4. Go to step 6.
Go to step 13. Go to step 5.
Go to step 6. The problem is solved.
Go to step 7. The problem is solved.
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