3-12 Service Manual
4022-XXX
Duplex Tests
Duplex Quick Test
Use the Duplex Quick Test to verify that the duplex 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 back of the page. You have the option of printing one duplexed page
(Single) or continuously printing duplexed pages until Return or Stop is pressed
(Continuous).
Note: The duplex quick test page should be printed on Letter or A4 paper.
While the page is printing the following message is displayed. The Power indicator also
blinks while the page is printing.
The single Duplex Quick Test cannot be canceled. When the continuous test is canceled,
the following message is displayed until pages are done printing.
The printer attempts to print the Quick Test page(s) from the default paper source. The
page(s) consists of alignment diamonds, horizontal lines used for skew adjustment, the
page count setting, printer serial number, code levels, and print registration settings.
Duplex Sensor Test
Use this test to determine whether or not the duplex sensors and switches are working
correctly. Select the Sensor Tes t operation from the DUPLEX TESTS menu to expose a
list of the following sensors:
• DUP Sensor 1
• DUP Sensor 2
To select one of these sensors, press Menu until the sensor you want is displayed. Press
Select on the sensor to display a screen such as the following:
Once this screen is displayed, you can manually actuate each of the duplex sensors
tests. When the sensor is closed,
CL is displayed. Likewise, when the sensor is open,
OP is displayed. if the wrong message is displayed, then the sensor must be
malfunctioning, or a failure exists in the cable connection.
To exit the sensor test, press Return.
Quick Test
Printing...
Quick Test
Canceling...
DUP Sensor 1
CL
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