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Section 6: Troubleshooting
LM Basic 408e/412e Operator’s Manual Page 6-5
6.4 TROUBLESHOOTING GUIDE (CONT’D)
Symptom: Low quality print
Caution
Pull out the power cable before cleaning the printer.
No. What to check Remedy
1
Are the paper and carbon ribbon set
correctly?
Check if the paper and
carbon ribbon are securely
fixed. Also, lower the head-
open lever of the print head
unit, and check if the paper
and carbon ribbon are in the
normal position.
2
Are the paper and carbon ribbon set
correctly?
Check the paper and carbon ribbon. Set the print
density again.
3
Is the platen roller dirty? If the platen roller is dirty, wipe off the dirt with the
supplied cleaning set.
4
Is the print head dirty, or is a label on
the head?
If the print head is dirty, wipe off the
dirt with the attached cleaning set. If
a label is on the head, take it away.
* Do not use a metallic object to
remove it (the print head may be
damaged). If glue of the label is
stuck to the print head, wipe it off
with the supplied cleaning set.
See Section 4: Cleaning and Maintenance.
5
Are you using stained paper? Use clean paper.
6
Are you using
genuine paper
and carbon
ribbon
specifically
designed for the
printer?
Be sure to use genuine paper and
carbon ribbon specifically
designed for the printer.