Do not touch the contacts () inside the machine. Doing so may result in a fault.
Be sure to hold the toner cartridge using the handle.
Do not scratch the drum surface () or expose it to light. Also, do not touch the electrical contacts () or the toner cartridge memory ().
When to Replace the Toner Cartridges
When a Message Appears on the Screen of the Operation Panel or Remote UI
Follow the message on the screen to prepare a new toner cartridge and replace the old one. Print quality may suffer if you continue using the toner cartridges without replacing them. For details about the message and how to resolve it, see the following: A Message Appears
When Print Quality Deteriorates
If printouts show any of the symptoms below, the toner cartridges are near the end of their lifetime. It is recommended to replace the toner cartridges even if a message does not appear.
Streaks appear
Printing is uneven
Toner smudges and splatters appear
White spots appear
Partially faded
Colors or stains appear on printouts
Replacing Toner Cartridges
1
Open the front cover.
2
Pull out the toner cartridge tray.
3
Pull the toner cartridge to be replaced straight up and out of the machine.
4
Remove the toner cartridge from the packing material.
5
Shake the toner cartridge five or six times to evenly distribute the toner inside the cartridge.
6
Remove the protective cover of the toner cartridge.
Be careful not to touch the drum surface on the bottom of the toner cartridge.
7
Install the toner cartridge.
Install the toner cartridge into the slot with the same colored label ().
The bottom of the toner cartridge is unprotected. Be careful not to bump the bottom of the toner cartridge against the slot frame or other parts when installing.
8
Push in the toner cartridge tray, and close the front cover.
When you close the front cover, a simple gradation adjustment is performed automatically. To adjust the gradation more accurately, perform full adjustment manually. Calibrating the Gradation
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