Redistributing Toner - Samsung SCX-4521F Series Service Manual

Troubleshooting
6.9 Toner Cartridge Service
Only toner cartridges supplied by Samsung should be used. Printing defects or set damage caused by the use of
non-approved toner cartridges or un-licensed toner refills are not covered by the guarantee.
6.9.1 Precautions on Safe-keeping of Toner Cartridge
Excessive exposure to direct light for more than a few minutes may cause damage to the cartridge.
6.9.2 Service for the Life of Toner Cartridge
If the printed image is light due to the toner supply becoming low you can temporarily improve the print quality by
redistributing the toner (Shake the toner cartridge), however you should replace the toner cartridge to solve the problem
permanently.

6.9.2.1 Redistributing Toner

When the toner cartridge is near the end of its life, white streaks or light print occurs. The LCD displays the warning mes-
sage, "Toner Low." You can temporarily reestablish the print quality by redistributing the remaining toner in the cartridge.
6.9.3 Standard of guarantee for consumable parts.
Please refer to User's Manual or Instructions on Fax/Printer Consumables SVC manual for the criteria for judging the
quality of consumable parts the standard of guarantee on those parts.
• Spotting a refilled cartridge by eye.
One way security screws are used in the manufacture of the cartridge – check if these are damaged.
Service Manual
6-30
Samsung Electronics