Xerox Phaser 8400 Service Manual page 189

X-Axis Motor
This test turns on the X-axis motor and runs it very slowly for one revolution.
R# Definition
2 Motor Voltage B
Ripple (volts)
3 Motor Voltage B
Average (volts)
4 Motor Drive Power
Ripple (watts)
5 Motor Drive Power
Average (watts)
Process Motor
This test turns on the process motor and runs it very slowly for one revolution.
R# Definition
0 Motor fe ripple
(ticks)
1 Motor fe average
(ticks)
2 Motor drive voltage
ripple (volts)
3 Motor drive voltage
(volts)
4 Motor drive power
ripple (watts)
General Troubleshooting
Typical Typical
Value Value
(8400) (8500/
8550)
84 to 86 59 to 62
-.012 to .04 to .11
0.1
0.5 to 2.0 .1 to .5
9 to 13 5.5 to 7.5
Typical Typical
Value Value
(8400) (8500/
8550)
2.8 to 6.0 0 to .02
-4 to 3.0 .015 to
.01
5 to 11 8 to 11
1.3 to 2.3 .9 to 1.5
1.03 to .7 to 2.0
3.6
Actions
Reports amount of variation of
the motor phase B drive voltage
over the recording interval.
Reports the motor phase B drive
voltage average value over the
recording interval.
Reports amount of variation of
the motor drive power over the
recording interval.
Reports the motor drive power
average value of the recording
interval.
Actions
Reports amount of variation of
the motor following error over the
recording interval.
Reports the motor following error
average value of the recording
interval.
Reports amount of variation of
the motor drive voltage over the
recording interval.
Reports the motor drive voltage
average value of the recording
interval.
Reports amount of variation of
the motor drive power over the
recording interval.
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