For CX410 models and CX510 models:
• Controller board
• UICC card
Warning—Potential Damage: Never install and remove components listed above as a method of troubleshooting
components. Once a component has been installed in a printer, and the printer is powered on, it cannot be used in
another printer. It must be returned to the manufacturer.
For CX310 models:
Actions Yes No
Enter Diagnostics Menu (turn the printer off, press and hold 3 and 6, turn
the printer on, and then release the buttons when the installed memory
and processor speed displays). Perform the Panel Test. See
“Panel Test”
on page 199. The Panel Test should show alternating display of all pixels
on, and all pixels off. Press Stop to end the test.
Did the test show errors on the display?
Replace the operator
panel assembly. See
“Operator panel
removal (for CX310
and CX410 models
only)” on page 276.
Problem resolved.
For CX410 models:
Actions Yes No
Enter Diagnostics Menu (turn the printer off, press and hold 3 and 6, turn
the printer on, and then release the buttons when the installed memory
and processor speed displays).
Perform the Button Test. See
“Button Test” on page 199 in the
Diagnostics menu.
Did any of the buttons fail the test?
Replace the UICC card
with display. See
“Operator panel
removal (for CX310
and CX410 models
only)” on page 276.
Problem resolved.
For CX510 models:
Actions Yes No
Enter Diagnostics Menu (turn the printer off, press and hold 3 and 6, turn
the printer on, and then release the buttons when the installed memory
and processor speed displays).
Perform the Button Test. See
“Button Test” on page 199 in the
Diagnostics menu.
Did any of the buttons fail the test?
Replace the UICC card. Problem resolved.
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Diagnostic information
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