Lexmark CX310 Service Manual page 132

Actions
Step 1
Turn the printer off.
Remove the rear shield. See
Remove the operator panel. See
CX410 models only)" on page
Is the operator panel cable properly installed at JLCD1 on the controller
board and the operator panel assembly?
Note: JLCD1 is the ribbon cable connector on the right side facing the
controller board.
Step 2
Replace the UICC card with display. See
CX310 and CX410 models only)" on page
Does the operator panel display all diamonds?
For CX510 models:
Actions
Step 1
Turn the printer off.
Remove the rear cover. See
Remove the operator panel. See
models only)" on page 283.
Is the operator panel cable properly installed at JLCD1 on the controller
board and the operator panel assembly?
Note: JLCD1 is the ribbon cable connector on the right side facing the
controller board.
Step 2
Check UICC card to display cable.
Is the display cable installed at the UICC card correctly?
Step 3
Replace the UICC card with display. See
CX510 models only)" on page
Does the operator panel display all diamonds?
"Rear cover removal" on page
"Operator panel removal (for CX310 and
276.
"Operator panel removal (for
276.
"Rear cover removal" on page
"Operator panel removal (for CX510
"Operator panel removal (for
283.
Diagnostic information
Yes
Go to step 2.
307.
Replace the controller
board. See
board removal" on
page 309.
Yes
Go to step 2.
307.
Go to step 3.
Replace the controller
board. See
board removal" on
page 309.
132
No
Reinstall the cable.
Problem resolved.
"Controller
No
Reinstall the cable.
Reinstall the cable.
Problem resolved.
"Controller
7527