Lexmark CX310n Service Manual page 92

Actions
Step 3
Turn the printer on, and then verify the following approximate values at
JSP1:
Pin 2: +24 V dc
Pin 4: +24 V dc
Pin 5: +5 V (when paper is picked)
Pin 7: Ground
Pin 8: Ground
Pin 10: +5 V dc
Pin 12: _5 V dc (when paper is picked)
Pin 15: +5 V dc
Pin 16: Ground
Are the values approximately correct?
Yes
Replace the paper pick
motor drive assembly.
See
drive assembly
(standard tray)
removal" on page
290.
Diagnostic information
92
No
Replace the controller
board. See
"Paper pick motor board removal" on
page 239.
7527
"Controller