Diagnostic aids 3-17
4512-420, -430
Duplex Feed 1
1.
Select Duplex Feed 1 from the DUPLEX TESTS menu. The following will appear on the display:
2. A blank page will feed through the printer. The following will appear on the display:
3. Remove the blank page from the printer, and press Back to return to the DUPLEX TESTS menu.
Input tray tests
Feed Tests (input tray)
These tests are used to determine if the input tray sensors are working correctly. Observe the paper path as
blank media is being fed through the printer. The front access door cannot be opened during the feed test. To
observe the paper path, open the door cover to access the manual feeder. Any media that meets the
specifications for the printer can be used for this test.
To run the Input Tray Feed Test:
1. Open the manual feeder door.
Note: Do not open the front cover.
2. Select the Feed Test from the INPUT TRAY TESTS menu.
3. Select the input source. Only installed sources display, but may include Tray 1, Tray 2, and Manual
Feeder.
4. Select Single to feed a single blank sheet or Continuous to feed blank sheets until you press Return or
Stop.
The selected input source appears on the display:
Duplex Feed 1
Feeding...
Duplex Feed 1
Clear Paper...
<input source>
Feeding...