Lexmark Optra E312L User's Guide - Page 72

Enter Hex Trace

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Enter Hex Trace mode When unexpected characters print or characters are missing, use Hex Trace to help you determine if there is a problem with the language interpreter or the cable. Hex Trace isolates printing problems by telling you what information your printer is receiving. To enter Hex Trace mode: 1 Turn off the printer. 2 Open the top cover. 3 Turn the printer back on. 4 When the Error light comes on, indicating the top cover is open, do a double button press. 5 When the Error light and Press Button light blink, close the cover. 6 Do a double button press 3 times to scroll down to Enter Hex Trace. When the Enter Hex Trace setting is selected, the Paper Jam light is on solid, the Error light is blinking and the Press Button light is blinking. 7 Do a long button press to start Hex Trace. Data sent to the printer is printed out in hexadecimal and character representation to help isolate the source of the problem. 8 To exit Hex Trace, turn off the printer or press the operator panel button to reset the printer. Indicator lights 59

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59
Indicator lights
Enter Hex Trace
mode
When unexpected characters print or characters are
missing, use Hex Trace to help you determine if there is
a problem with the language interpreter or the cable.
Hex Trace isolates printing problems by telling you
what information your printer is receiving.
To enter Hex Trace mode:
1
Turn off the printer.
2
Open the top cover.
3
Turn the printer back on.
4
When the Error light comes on, indicating the
top cover is open, do a double button press.
5
When the Error light and Press Button light
blink, close the cover.
6
Do a double button press 3 times to scroll down
to Enter Hex Trace.
When the
Enter Hex Trace
setting is selected, the
Paper Jam
light is on solid, the
Error
light is
blinking and the
Press Button
light is blinking.
7
Do a long button press to start Hex Trace.
Data sent to the printer is printed out in
hexadecimal and character representation to help
isolate the source of the problem.
8
To exit Hex Trace, turn off the printer or press
the operator panel button to reset the printer.