Lexmark 4500-00 Series, Service Manual

Page: 132 / 246

2-102
Service Manual
4500
Using Hex Trace mode (E320/E322)
When unexpected characters print or characters are missing, use
Hex Trace to help determine if there is a problem with the language
interpreter or the cable. Hex Trace isolates printing problems by
indicating what information your printer is receiving.
1. Enter the special function menu. See “Using the special
function menu (E320/E322) ” on page 2-105 for more
information.
2. Press and release the operator panel button twice quickly
(double button press) three times until the Paper Jam light
comes on and the two bottom lights blink.
3. Press the button with a long button press (hold until all the lights
come on) to select the Hex Trace setting.
4. Press the button with another long button press to initiate Hex
Trace.
Data sent to the printer is printed out in hexadecimal and character
representation to help isolate the source of the problem.
To exit Hex Trace mode, turn off the printer or press the operator
panel button with a long button press.
Using Hex Trace mode (E220/E321/E323)
1. Turn the printer on with the door open and Continue pressed.
2. Close the door after the lights quit flashing.
3. Press and hold Continue until the lights flash. A menu is
printed. Follow the instructions on the menu to set the Hex
Trace on. See the following for more information:
– “Using the special function menu (E220/E321/E323) ” on
page 2-106
or
– “Configuration menu group or diagnostic menu group ”
on page 3-36
– “Changing settings or printing graphical aids ” on
page 3-37