Service Manual
Adjustment and Troubleshooting
4-24
Samsung Electronics
Cleaning the inside
Contact a service representative to clean the inside of the machine.
Cleaning the paper transfer belt
The cleaning the paper transfer belt within this machine is recommended for its printing quality.
The cleaning period is best once a year or once 10,000 pages printing.
Maintaining the cartridge
Toner cartridge storage
To get the most from the toner cartridge, keep the following guidelines in mind:
• Do not remove the toner cartridge from its package until ready for use.
• Do not refill the toner cartridge. The machine warranty does not cover damage caused by using a refilled
cartridge.
• Store toner cartridges in the same environment as your machine.
• To prevent damage to the toner cartridge, do not expose it to light for more than a few minutes.
Expected cartridge life
The toner cartridge yield depends on the amount of toner that print jobs require. Expected Cartridge Life is
20,000 standard pages in accordance with the ISO/IEC standard (supplied with the machine is standard
pages). Average CMY(K) cartridge yield for the high yield cartridge is 5000(5500) standard pages in
accordance with the ISO/IEC 19798. Average CMY(K) cartridge yield for the standard yield cartridge is
2000(2500) standard pages. The actual number may also be different depending on the print density of the
pages you print on, and the number of pages may be affected by operating environment, printing interval,
media type, and media size. If you print a lot of graphics, you may need to change the cartridge more often.
1. Prepare a soft lint-free cloth.
2. Turn off the machine.
3. Unplug the power cable.
4. Open the front cover.
5. Wipe the surface of the paper transfer belt.
6. Close the front cover.
7. Plug the power cable and turn the machine on.
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