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
Cartridge Missing message, where 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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