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Phaser 840/850/860/8200 Color Printer - Service Manual
Voltages (Test ID# 13)
- This test mesures key power supply voltages
Test ID#
R#
Definition
Results
Interpretation/Actions
Voltages
ID# 13
0
AC volts
Varies
Local line voltage
1
40 volt ADC
reading
> 30739
Verify adequate line voltage then
replace power supply.
< 27039
2
Vcc voltage ADC
reading
> 32235
< 30662
3
3.3 volt ADC
reading
> 33838
< 30615
4
Ground sense
ADC reading
> 405
May be caused by a bad
connection between the main
board and the power control
board. Reseat the main board.
Verify adequate line voltage then
replace the power supply.
< 201
Process Motor (Test ID# 14)
- This test measures the ability to track the process motor.
Test ID#
R#
Definition
Results
Interpretation/Actions
Process Motor
ID# 14
0
Encoder wheel
duty cycle
> 58
Replace the Process Motor.
< 42
1
Quadriture phase
angle
> 73
< 22
Transfix Load (Test ID# 15)
- This test measures the variation in the transfix load.
Test ID#
R#
Definition
Results
Interpretation/Actions
Transfix Load
ID# 15
0
Peak PM following
error
> 99
Transfix load is too high. Perform
transfix roller pressure spring
adjustment.
< 74
Transfix load is too low. Perform
transfix roller pressure spring
adjustment.
Report Current Temps (Test ID# 16)
- This is not part of the Check Test suite, but does report
the current operation temperatures as values for results. This test is intended primarily for
monitoring the temperatures as they warm-up rather than checking the final temperature.
Test ID#
R#
Definition
Results
Interpretation/Actions
Report Current
Temps
ID# 16
0
Jetstack left
139 + 2
Ensure the printer was fully
warmed up and the temperatures
are stable before taking the
measurement.
1
Jetstack right
139 + 2
2
Reservoir
131.5 + 3
3
Cap/Wipe/Purge
110
This temperature is not directly
measured but estimated based
on other temperatures. Do not
use for troubleshooting.
4
Preheat 60
+ 2
Ensure the printer was fully
warmed up and the temperatures
are stable before taking the
measurement.
5
Drum
60 + 2
Table 4-4 Check Menu Value Key
Summary of Contents for Phaser 840
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