Lexmark MX310 Service Manual page 101

Action
Step 3
Check the MPF solenoid for proper operation:
a
Remove the left cover.
b
POR into the Diagnostics menu and perform a feed test:
Diagnostics Menu > Input Tray Tests > Feed Test >
Multipurpose feeder
c
Check if the MPF solenoid moves when doing the feed test.
Does it move when doing the feed test?
Step 4
Make sure the MPF gearbox spring is properly installed and free
of damage. Check the MPF gearbox for wear or damage.
Are they free of wear or damage?
Step 5
Check the input sensor area for jammed media fragments.
Is the paper path free of partially fed or jammed media?
Step 6
Check the media present sensor and media present sensor flag
for:
•
Proper operation
•
Wear or damage
Do they properly operate, and are they free of wear or damage?
Step 7
Check the jam access cover if it is blocking the input sensor.
Is it blocking the input sensor?
Step 8
Check the input sensor cable for proper connection.
Is it properly connected?
Diagnostics and troubleshooting
101
Yes No
Go to step 4. Replace the MPF
solenoid. See
solenoid removal"
on page
Go to step 5. Replace the MPF
gearbox. See
gearbox removal"
on page
Go to step 6. Clear the paper path
of any media
fragments.
Go to step 7. Replace either the
media present
sensor or media
present sensor flag,
or both.
See:
•
•
Replace the jam Go to step 8.
access cover. See
"Jam access cover
removal" on
page 331.
Go to step 9. Reseat the cable.
7015
"MPF
283.
"MPF
285.
"Media present
sensor removal"
on page 347
"Media present
sensor flag
removal" on
page 355