Lexmark E330 Service Manual - Page 87

Operator panel service check

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4505 Operator panel service check Inspect the operator panel cable for damage. Make sure the cable is plugged in securely. Run POST and check each light for proper operation. Operator panel service check FRU Operator panel Action Buttons Open controller card cage and locate the operator panel connector at J16. Check for continuity between pins 1 and 2 of the cable as you press the Continue button. Similarly, check the continuity between pins 1 and 6 of the cable while pressing Cancel . • If continuity is not present, replace the operator panel. Note: Check margin alignments after replacing the operator panel assembly. If margin errors are unacceptable, corrections can only be made through software. Contact the next level of support or Lexmark at 1-800-539-6275. Diagnostic information 2-59

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Diagnostic information
2-59
4505
Operator panel service check
Inspect the operator panel cable for damage. Make sure the cable is
plugged in securely.
Run POST and check each light for proper operation.
Operator panel service check
FRU
Action
Operator panel
Buttons
Open controller card cage and
locate the operator panel connector
at J16.
Check for continuity between pins 1
and 2 of the cable as you press the
Continue
button.
Similarly, check the continuity
between pins 1 and 6 of the cable
while pressing
Cancel
.
•
If continuity is not present, replace
the operator panel.
Note:
Check margin alignments
after replacing the operator
panel assembly. If margin
errors are unacceptable,
corrections can only be made
through software. Contact the
next level of support or
Lexmark at
1–800–539–6275.