Fuji Xerox Phaser 5500, Service Manual

Page: 284 / 623

3-206 Phaser 5500 Printer Service Manual
Toner Is Low - Toner Low
The Toner CRUM PWB indicates a Low Toner condition.
5 Check +5 V to the Toner Cartridge CRUM
PWB.
Is there +5 V across P127-6 (+) <=>
ground? Replace the Toner
Cartridge CRUM
PWB (page 8-71). Replace the
Engine Logic
Board
(page 8-89).
Low Toner Troubleshooting Reference
Applicable Parts References
■
Toner Cartridge
■
Toner Dispense
Assembly
■
Toner Dispense Motor
■
Toner CRUM PWB
■
Engine Logic Board
■
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)
Low Toner Troubleshooting Procedure
Step Actions and Questions Yes No
1 Check the Toner Cartridge installation.
Was the Toner Cartridge replaced? Go to Step 2. Replace the
Toner Cartridge.
If the error
persists, go to
Step 2.
2 Check the Toner Cartridge installation.
Remove the Toner Cartridge and reinstall.
Does it operate properly? Problem solved. Go to Step 3.
3 Check the gear of the Toner Dispense
Assembly.
Does the gear located on the Toner
Dispense Assembly rotate smoothly? Go to Step 4. Restore proper
operation.
4 Check the Toner Dispense Assembly Tube
for clogging.
Is the tube located at the lower part of
the Toner Dispense Assembly clogged? Go to Step 5. Clean the tube.
5
Test the Toner Dispense Motor.
Run the Service Diagnostics Toner
Dispense Motor test.
Does the motor rotate? Replace the
Engine Logic
Board
(page 8-89). Go to Step 6.
Non-Xerox Toner Cartridge Troubleshooting Procedure (Continued)
Step Actions and Questions Yes No