3-12 Phaser 4500 Service Manual
Motors/Fan Test
Individually turns on each drive motor or fan. In each case except the Stacker Offset
Motor, the sound of the motor running is the indication that the item passed or failed
the test. In the case of the Stacker Offset Motor, the motion of the Offset Chute is the
indicator.
Duplex Motor (All tests) The test runs the motor about three seconds, then stops
it. The test runs the motor even when the Duplex unit is open or a printer cover is
open.
Exit Motor (All tests) The test runs the motor about three seconds, then stops it.
Print engine Top and Rear Covers must be closed and Print Cartridge must be
installed for the motor to run.
Main Motor The test runs the motor for one minute or until you press the Back
button to stop it. Print engine Top and Rear Covers must be closed and Print Cartridge
must be installed for the motor to run.
Fan Motor High Speed The test runs the Main and Sub Fans for about three
seconds, then returns them to low speed. The test runs with covers open.
Fan Motor Stop The test stops the Main and Sub Fans for about three seconds, then
turns them on again at low speed. The test runs with covers open.
Laser Scan Motor The test runs the motor about three seconds, then stops it. The
test runs with covers open.
Stacker Motor The test runs the motor about three seconds, then stops it. The test
runs with Print Engine covers open.
Stacker Offset Motor The test runs the motor to move the chute once in each
direction. The test runs with covers open.
Tray 3/4 Feed Motor The test runs the motor about three seconds, then stops it. The
test runs with Print Engine covers open. Attempting to test a tray that is not installed
results in an “Option Not Installed” message.
Main Motor + Clutch/Sol Tests
Runs the Main Motor and activates the clutch selected to test the drive.
Tray 1/2/3/4 Feed Tests the drive to the feeder in the selected tray.
Tray 3/4 Turn Roller Tests the drive to the Turn Roller in the selected tray.
Sensor Tests
Tests the functionality of sensors/switches/options by manually toggling the sensor or
switch, or by installing either the Duplex Unit or Stacker.
Top Cover Switch Tests the circuit (not just a single switch) affected by opening
the Top Cover. The Print Cartridge must be installed and the Rear Cover closed for
this test to be effective. Toggle the switch by opening and closing the Top Cover.
“Open” or “Closed” indications appear on the front panel.
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