105
Upper front door is open
What this light sequence means:
The printer upper front door is open.
What you can do:
Close the upper front door.
The printer clears the message.
Print cartridge not installed, unsupported print
cartridge, or defective print cartridge
What this light sequence means:
The print cartridge is not installed, not supported by this printer, or
is defective.
What you can do:
• Insert the print cartridge.
• Replace the print cartridge with a nondefective cartridge
supported by this printer.
Summary of Contents for T420
Page 1: ...www lexmark com User s Reference June 2002 Lexmark T420 ...
Page 2: ......
Page 43: ...43 2 Raise the cover 3 Press down on the metal plate until it locks into place ...
Page 47: ...47 11 Close the cover 12 Insert the tray ...
Page 50: ...50 3 Pull the extension out 4 Gently press down on the ridge The extension unfolds Ridge ...
Page 64: ...64 If the multipurpose feeder become empty the following light sequence is displayed ...