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Phaser 8400/8500/8550/8560 Color Printer Service Manual 3-39
Error Messages and Codes
37,014.41: Drum Fan disconnect. The
Drum Fan is not drawing the
expected power.
Electronics Module Fan
Disconnect. The Electronics Module
Fan is not drawing the expected
power.
37,015.42: Drum Fan disconnect. The Drum
Fan is not drawing the expected
power.
Troubleshooting Procedure for Fans
Step Questions and Actions
Yes No
1 Run the appropriate diagnostic test:
37,013.40 = (8400) Electronics Fan
37,014.40 = (8500/8550/8560)
Electronics Fan
37,014.41 = (8400) Drum Fan
37,015.41 = (8500/8550/8560) Drum
Fan
Did the test pass?
Go to Step 2. Go to Step 2.
2 Check the wiring for the problem fan.
Is the wiring damaged?
Replace the
harness.
Replace the
fan.
8400 PEST Description 8500/8550/8560 PEST description
37,016.43: PEST 50 V power supply test.
For Phaser 8400 printers, the 50
V power supply is loaded with
the Head Maintenance clutch,
and then tested.
50 V power supply test. The power
supply is loaded with the Head
Maintenance, Deskew, and the Pick
Clutches.
Check the 50 V on the Power
supply. Or, ensure that the cables
are not plugged into any of the
clutches.
The expected power from the supply
is not being drawn. This error may
be caused by a power supply that is
faulty or shorted by some other 50
V device.
Check the 50 V on the Power
supply. Or, ensure that the cables
are not plugged into the clutch.
8400 PEST Description 8500/8550/8560 PEST Description