Lexmark X422 Laser MFP Service Manual page 163

3. Disconnect the OPU-RIP cable.
4. Remove the operator panel.
Note: After replacing the operator panel, the customer's settings
are lost and need to be reset.
•
Perform scanner calibration and registration (See
calibration" on page 4-5
page 4-9
•
Perform MFP registration (See
adjustment" on page 4-4
Settings affected when the operator panel is replaced.
Setting
Paper settings
Printer settings
Printer registration settings
Defaults (US/Non US)
Page count
Permanent page count
Serial number
for more information.)
A
and "MFP cover removals" on
"Printhead registration
for more information.)
Menu where setting is found
Configuration menu
Configuration menu
Diagnostics menu
Diagnostics menu
Diagnostics menu
Diagnostics menu
Diagnostics menu
Repair information
7001–001
"Scanner
4-51