Troubleshooting
Drum Rotation Functional
Check
Drum Rotation Functional Check
The photoconductive drum, located in the toner cartridge, must
rotate for the mint mocess to work. The ~hotoconductive drum
receives its d&e fr;m the Main Motor g&r train. To verify
whether the drum is rotating
1.
3.
4.
5.
Open the printer’s Top Door.
Remove the toner cartridge.
Mark the cartridge’s drive gear with a felt-tipped marker. Note
the position of the mark.
Install the toner cartridge, and close the Top Door. The start-up
sequence should rotate the drum enough to move the mark.
Open the printer, and inspect the gear that was marked in step
3. Verify that the mark moved.
If the mark did not move, inspect the gear train to ensure that it is
meshing with the toner cartridge gears. If the printer’s drive gears
appear functional, and the drum does not move, replace the toner
cartridge.
Note
This test is especially important if refilled toner
cartridges have been used.
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