84
Part or all of the page is printed in
black.
Check the print cartridge to see if it is installed correctly. See
Replacing the print cartridge
for more information.
Toner fog or background shading
appears on the page.
• Check the print cartridge to make sure it is installed correctly.
See
Replacing the print cartridge
for more information.
• Change the print cartridge. See
Replacing the print
cartridge
for more information.
Unexpected characters print or
characters are missing.
• Make sure you are using the correct printer driver.
• Turn the printer off and on.
• Make sure the parallel, USB, or Ethernet cable is firmly
plugged into its corresponding connector on the back of the
printer.
• Access the menus by following the instructions on the Printer
Settings Configuration sheet:
– Select
Hex Trace mode to determine what the problem is. For
more information, see
Printing the Printer Settings
Configuration sheet
and
Using Hex Trace mode
.
– Select
Restore Factory Defaults. For more information, see
Printing the Printer Settings Configuration sheet
and
Restoring factory defaults
.
Problem
Solution
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 ...