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User’s Guide
5-20 Troubleshooting and Maintenance
Symptom Corrective Action
Carriage Jam Turn off power, open front Access Cover, and check for
foreign objects.
Verify label is not stuck to the ribbon guide.
Verify form thickness setting.
No Print Verify installation of ribbon and ribbon guide.
Run a self-test. See “Diagnostic Tests”
Verify form thickness setting as described under the
“Form Thickness Adjustment” of this manual.
Short Ribbon Life Inspect failed ribbon. Ribbon should have two distinct
wear bands. If only one band is visible, ribbon is
defective.
If ribbon fabric shows vertical runs, printhead gap is too
small or printhead is damaged. Check print gap and
printhead.
Ribbon life can be affected by application. Heavy
graphics, barcode and NLQ printing can shorten ribbon
life.
Prints Garbage Verify properly selected profile.
Parallel Check interface cable (pin outs), cable connections, or try
a new cable.
Verify emulation selected.
Handshaking (Ack and/or Busy), 8
th
bit control
Reset profile and re-setup the printer.