Lexmark CX310 Service Manual page 168

Mfp
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Action
Step 9
For 550 input option, replace the optional 550-sheet drawer.
For 650 input option, replace the optional 650-sheet duo drawer.
Does this fix the problem?
Step 10
a
Turn off the printer.
b
Remove the rear cover. See
c
Disconnect the cable at JOPT1 on the controller board.
d
Turn the printer on.
e
Measure the voltages below:
JOPT1:
Pin 2: Ground
Pin 3: Ground
Pin 5: +24 V dc
Pin 6: Ground
Pin 7: +5 V dc
Pin 9: Ground
Pin 10: Ground
Are the voltages correct?
Failed to load/feed from multipurpose feeder service check
Action
Step 1
a
Make sure the 650 input option tray is at tray 2.
b
Make sure the correct 650 tray is inserted on the options drawer.
c
Fan the media.
d
Verify the proper tray settings for the media.
e
Verify the input source.
f
Check the condition of the multipurpose feeder pick tires.
g
Make sure the tray is fully inserted.
h
Refer to media specifications and check the condition of the media.
i
Make sure the media is free from damage and defects.
Does the error remain?
Step 2
Is the machine using both 650 and 550 input option tray?
Yes
Problem resolved.
Contact your next level
of support.
Yes
Go to step 2.
Go to step 3.
Diagnostic information
168
7527
No
Go to step 10.
Replace the controller
board. See
"Controller
board removal" on
page
309.
No
Problem resolved.
Go to step 4.

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