Lexmark 280 - Manual (Page 168)

9 Remove the red packing strips from the new cartridge.
10 Insert the new cartridge into the printer.
11 Close the front door.
Note: Make sure each cartridge is fully pushed in. If a cartridge is not installed correctly, the printer may issue a
<color> Cartridge Missing message, where <color> is Black, Cyan, Magenta, or Yellow. The printer
may also issue the message Close front door.
If either of these messages appears, follow the steps below to clear the printer control panel message and continue
printing.
1 Open the front door.
2 Remove the specified cartridge.
Maintaining the printer
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