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Using Hex Trace mode
When unexpected characters print or characters are missing, use Hex Trace to help you determine if
the language interpreter or the cable has a problem. Hex Trace isolates printing problems by telling you
what information your printer is receiving.
1
Turn the printer off.
2
Open the upper front door.
3
Press and hold Continue as you turn the printer on. All the lights cycle.
4
Release Continue.
5
Close the upper front door. The light sequence that represents the Home menu is displayed.
Note: If the Error light is displayed, close the upper front door.
A Printer Settings Configuration sheet prints.
6
Press and release Cancel until you see the light sequence that represents Hex Trace, as
indicated on the Printer Settings Configuration sheet.
7
Press and hold Continue until all the lights cycle.
To return to the Home menu, press and hold Cancel until all of the lights cycle. To exit the menus, turn
the printer off.
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 ...
