Duplex Tests - Lexmark C734dn Service Manual

5026
USB HS Test Mode
Select HARDWARE TESTS from DIAGNOSTICS, and press Select (
1.
2. Select USB HS Test Mode, and press Select (
Select the port (Port 0, Port 1, Port 2, or Port 3), and press Select (
3.
Select the test for that port from the following list:
4.
Test J
Test K
Test SE0 NAK
Test Packet
Test Force Enable
Press Select (
5.
While the test executes, USB High Speed Testing... displays.
To exit the test, restart the printer.

Duplex Tests

Quick Test (duplex)
Note: Before you set the duplex top margin, be sure to set the skew and alignment. See
alignment" on page
This test prints a duplex version of the Quick Test that can be used to verify the correct placement of the top
margin on the back side of a duplex page.
You can run one duplexed page (Single), or continue printing duplexed pages (Continuous) until Stop (
pressed. For information about changing the margin, see
The paper you choose to print the page on should be either Letter or A4.
Service Manual
3-14
).
4-8.
).
).
).
"Top Margin (duplex)" on page
"Printhead
) is
3-16.
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