Xerox Phaser 7400

3-174 Phaser 7400 Color Printer Service Manual
Waste Toner Transfer Error
The Waste Toner Auger Rotation Sensor indicates that the Waste Toner Auger has
stopped rotating.
Applicable Status Code:
Code 940: The Waste Toner Auger has failed.
Initial Actions:
■ Cycle the printer's power.
■ If the problem persists follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Waste Toner Auger Rotation Sensor
■ Waste Toner Auger Assembly
■ Waste Toner Motor
■ Print Engine Map 1 (page 10-4)
■ Print Engine Map 5 (page 10-8)
■ Print Engine Map 7 (page 10-10)
■ Print Engine Motor Driver Board (2/6) (page 10-31)
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the following for evidence of fault or
damage:
■ Waste Toner Manifold
■ Waste Toner Auger Rotation
Sensor
■ HALLDCT Harness
Is there any damage or debris?
Replace any
damaged parts.
Go to Step 2.
2
Test the Waste Toner Auger Rotation
Sensor.
Run the Service Diagnostics Waste Toner
Hole IC test using a magnetic source to
actuate the Hall-effect sensor.
Does the sensor function correctly?
Go to Step 3. Replace the
sensor
(
page 8-90). If the
error persists, go
to Step 6.
3
Check the Waste Toner Manifold Auger
drive.
With the Basket Assembly closed, rotate
the Waste Toner Motor.
Does the Auger rotate?
Go to Step 4. Replace the Waste
Toner Gear
Assembly
PL2.1.41.(