Lexmark 4059-XXX - Manual (Page 137)

Diagnostic Aids 3-4
4059-XXX
3. Turn the printer On and release the buttons once “Performing
Self Test” displays.
– Once the printer is idle, the emulation can be downloaded
again.
4. Program the download emulation into the code overlay SIMM
again.
5. If these steps do not resolve the problem, replace the code
overlay SIMM and download the emulation again.
Duplex Tests
Duplex Quick Test
This test is used to verify that the Duplex Option Top Margin is set
correctly. This test prints a duplexed version of the Quick Test Page
that can be used to adjust the Top Margin for the backside of the
duplexed page. You can run one duplexed page (Single) or continue
printing duplexed pages (Continues) until Return/Stop is pressed.
The paper you choose to print the page on should be either Letter or
A4.
To run the Duplex Quick Test:
1. Select Duplex Quick Test from the menu.
2. Select Single or Continuous.
– The single Duplex Quick test cannot be canceled.
The printer attempts to print the Quick Test Page from the default
paper source. If the default paper source only supports envelopes,
then the page is printed from Tray 1.
Check the Quick Test Page for the correct offset between the
placement of the first scan line on the front and back side of a
duplexed sheet.
If adjustment is necessary the Top Margin Offset must be adjusted
first. The range of the adjustment is -25 to +25. The Duplex Top
Margin Offset range is -20 to +20.
Adjustment of this setting lets you shift up or down the position of the
Top Margin. Changing this parameter by 1 unit moves the margin