Xerox PHASER 8500 Service Manual page 174

General Troubleshooting
4-44
This test turns on the process motor and runs it very slowly for one revolution.
Process Motor
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)
5 Motor drive power
average (watts)
This test turns on the media path motor and runs it very slowly for one
revolution.
Media Path Motor
Typical
Value
(8400)
R# Definition
0 Motor fe ripple .40 to 1.3
(ticks)
1 Motor fe average 0.8 to 2.0
(ticks)
2 Motor drive voltage 4 to 10
ripple (volts)
3 Motor drive voltage -5.5 to -2.0
(volts)
4 Motor drive power 0.8 to 6
ripple (watts)
5 Motor drive power 1.9 to 7
average (watts)
Typical Typical
Value Value (8500/
(8400) 8550/8560)
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 3.6 .7 to 2.0
1.5 to 3.5 1.2 to 2.75
Typical
Value (8500/
8550/8560)
.001 to .0035 Reports amount of variation of
.0033 to .007 Reports the motor following
4 to 8
-5 to -2.0
.8 to 3.9
2 to 8
Phaser 8400/8500/8550/8560 Color Printer Service Manual
Actions
Reports amount of variation of
the motor following error.
Reports the motor following
error average value.
Reports amount of variation of
the motor drive voltage.
Reports the motor drive
voltage average value.
Reports amount of variation of
the motor drive power.
Reports the motor drive power
average value.
Actions
the motor following error.
error average value.
Reports amount of variation of
the motor drive voltage.
Reports the motor drive
voltage average value.
Reports amount of variation of
the motor drive power.
Reports the motor drive power
average value.