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4039-1XX
Duplex Feed 2 Test
This test verifies that paper feeds through the duplex unit properly
and tests the stop point of the page as it feeds back over the top of
the duplex paper tray.
1. Enter Diagnostics mode.
2. Select [Duplex Tests].
3. Select [Duplex Feed 2].
4. Select [Tray 1] or [Tray 2].
Note: Paper feeds all the way into the duplex unit and then feed out
and stop on top of the paper tray.
5. The message [CLEAR PAPER] appears on the display.
6. Open the printer top cover.
7. If you are doing the test with legal size paper, open the top cover
of the duplex unit.
8. Carefully remove the duplex unit from the printer without
disturbing the position of the paper on the top of the duplex tray.
Do not disconnect the duplex cable from the printer.
9. Without changing the position of the page, hold it to the top of
the paper tray and remove the paper tray.
10. Measure from the leading edge of the page to the leading edge
of the paper stack in the tray. This measurement should be
75 mm or less. If it is larger than 75 mm, there is a drive problem
in the duplex unit or in the tray top cover.
11. Select [CONTINUE].
12. Perform the test several times to verify that the measurement is
accurate.
13. Press Return to return to Diagnostics mode main menu.
Diagnostic Aids
37
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