Xerox PHASER 8500 Service Manual page 162

General Troubleshooting
4-32
Wiper Drive (Continued)
Typical
Value
R# Definition (8400)
11 Bottom Encounter -2500 to
Distance (uin) -1800
12 Turnaround 0.001 to
Recovery time 0.250
(sec)
This test moves the gear train in one direction while capturing data, does a
reversal to capture reversal transient data, then operates in the other
direction.
Paper Path Drive
Typical
Value
R# Definition (8400)
0 Forward Drive
Power Level
(watts)
1 Up Motion Drive
Error Ripple (watts)
2 Reverse Drive
Power Level
(watts)
3 Down Motion Drive
Error Ripple (watts)
4 Swing Arm
Transition Time
(sec)
Typical
Value (8500/
8550/8560)
-4250 to -
3900
-0.05 to .35
Typical
Value (8500/
8550/8560)
1.0 to 4.0
0 to 1.5
-4.0 to
-1.0
0 to 1.5
.03 to .06
Phaser 8400/8500/8550/8560 Color Printer Service Manual
Actions
Reports the distance up from
the upper limit of travel at
which the wiper first
encounters the lower travel
limit.
Reports the time following the
start of the turnaround motion
that the motion drive error
return to normal in the
opposite direction.
Actions
Reports the average drive
power level in the foreword
direction.
Reports the average drive
ripple level in the forward
direction.
Reports the average power in
the reverse direction.
Reports the average drive
ripple in the forward direction.
Reports the time that the lower
portion of the paper path drive
is disconnected while the
swing arm transitions to the
other drive position.