Lexmark Optra N 4040, Reference Handbook

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Laser Printer Reference Handbook
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Service Diagnostic Test Page
The service diagnostic test page includes registration marks to aid in
adjusting print registration and also includes the installed printer base
code level. The service test page displays the user default values for the
following:
Top Margin Offset
Left Margin Offset
Printer Page Count
Permanent Page Count
Print Darkness Setting
PQET Setting (on/off)
Toner Saver (on/off)
Print Resolution
Perform the following steps to print the Service Diagnostic Test Page:
1. Turn the printer off.
2. Open the top cover.
3. Press and hold the operator panel button as you turn on the
printer.
4. Wait until the Error LED comes on solid.
5. Close the top cover.
6. The Ready LED is on solid and the Data LED blinks continuously.
7. When the test is complete the Ready LED goes off and the Data
LED continues to blink.
8. Press the operator panel button briefly.
9. The Ready and Data LEDs blink and the Service Diagnostic Test
Page prints. The test page requires several seconds to start
printing.
10. When the test page has finished printing the Ready LED comes
on solid and Data LED goes off.
Note: After the diagnostic test page prints, the printer
automatically exits the diagnostic mode and returns to the normal
mode.