Toner Is Low - Toner Low - Fuji Xerox Phaser 5500 Service Manual

Non-Xerox Toner Cartridge Troubleshooting Procedure (Continued)
Step Actions and Questions
5 Check +5 V to the Toner Cartridge CRUM
PWB.
Is there +5 V across P127-6 (+) <=>
ground?

Toner Is Low - Toner Low

The Toner CRUM PWB indicates a Low Toner condition.
Low Toner Troubleshooting Reference
Applicable Parts
Toner Cartridge
Toner Dispense
Assembly
Toner Dispense Motor
Toner CRUM PWB
Engine Logic Board
Low Toner Troubleshooting Procedure
Step Actions and Questions
1 Check the Toner Cartridge installation.
Was the Toner Cartridge replaced?
2 Check the Toner Cartridge installation.
Remove the Toner Cartridge and reinstall.
Does it operate properly?
3 Check the gear of the Toner Dispense
Assembly.
Does the gear located on the Toner
Dispense Assembly rotate smoothly?
4 Check the Toner Dispense Assembly Tube
for clogging.
Is the tube located at the lower part of
the Toner Dispense Assembly clogged?
5 Test the Toner Dispense Motor.
Run the Service Diagnostics Toner
Dispense Motor test.
Does the motor rotate?
3-206
References
Print Engine P/J Drum and Toner (page 10-6)
Print Engine P/J Engine Logic Board (page 10-13)
Print Engine Xerographics Wiring (page 10-24)
Print Engine Drive/CRUM Wiring (page 10-25)
PL5.1 Laser, CRU and Toner Dispense (page 9-32)
PL8.1 Print Engine Electrical (page 9-40)
Phaser 5500 Printer Service Manual
Yes
Replace the Toner
Cartridge CRUM
PWB (page 8-71).
Yes
Go to Step 2.
Problem solved.
Go to Step 4.
Go to Step 5.
Replace the
Engine Logic
Board
(page 8-89).
No
Replace the
Engine Logic
Board
(page 8-89).
No
Replace the
Toner Cartridge.
If the error
persists, go to
Step 2.
Go to Step 3.
Restore proper
operation.
Clean the tube.
Go to Step 6.