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O-13
UMAN-EN2+
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TROUBLESHOOTING
Self Test:
Perform the self test as described in the Controls sec-
tion. The unit should print a line of interlocking “X’s
followed by two reports. The first report indicates model,
ROM version, serial number, baud rate, etc. The second
report contains application information. If no second
report appears, there is no application loaded.
Troubleshooting Guide
No power
•Check battery, recharge or replace as necessary.
Media does not feed:
•Be sure print head is closed and latched.
•Check spindle holding media for any binding.
• If unit is equipped with label presence sensor:
• Insure most recently printed label is removed.
• Insure label sensor is not blocked.
Poor or faded print:
•Clean print head.
•Check battery/replace.
•Check quality of media.
Partial/missing print:
•Check media alignment
•Clean print head.
• Insure printhead is properly closed and latched.
Garbled print:
•Check baud rate.