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320 Using the Control Panel
Wrong Toner uuuu
An inappropriate toner cartridge is installed. Install only the toner
cartridge listed in “Consumable products” on page 31.
See “Toner Cartridge” on page 338 for instructions on replacing
the toner cartridge. The letters C, M, Y, and K appear in place of
uuuu and indicate the colors Cyan, Magenta, Yellow, and Black
respectively.
wwww Open
The specified cover (wwww) does not close securely. Open the cover
once, then close it.
Scanner error messages
ADF jam
A paper jam occurred at the Auto Document Feeder. This error
also occurs when the product is turned off during a scan job.
Cover open error
This message indicates that the ADF cover is opened when the
product scans the original placed on the Auto Document Feeder.
Close the ADF cover, and then try the scan again.
Net connection failed
Unable to normally connect to a computer on the network in Scan
mode. The product is not connected with the computer, Event
Manager is not installed on the computer, or a license for Page
Manager has not been obtained.