Xerox Phaser 8400 Service Manual page 181

Tray 2, Tray 3, Tray 4, Lift Plate Drive
This test raises the lift plate to verify motion and sensor operation. If the test is requested for a
525-sheet feeder that is not installed, an "Option Not Detected" message is generated.
R# Definition
0 Tray Configuration
1 Start Peak Power
(watts)
2 Slack Take-up Time
(sec)
3 Average Lift Power
(watts)
4 Lift Contact Time
(sec)
5 Lift Time (sec)
6 Stall Power (watts)
General Troubleshooting
Typical Typical
Value Value
(8400) (8500/
8550) Actions
Reports the tray status (present,
plate not lifted, etc.). See Paper
Path Status test for a description
of the configuration encoding.
Reports the highest peak during
the first quarter of the lifting
interval.
Reports the interval between the
initial power min (when the plate
is not yet engaged), and the point
where the lifting power becomes
a constant.
Reports the average power over
the center ¾ of the lifting interval.
Reports the interval from the
motor start time until the required
lift power starts to increase due
to the initial contact with the
nudger roller assembly.
Reports the interval from the
motor start time until plate lifted
is indicated.
Reports the average stall power
during the overlifting interval
4-41