Chapter 2 Printer Operation
28
4 Self-Test Mode
Check the following items in the self-test mode.
Check item Cause Remedy
Head disconnected Replace head
Dot missing
Dust adhered Clean head(→Section 5 Chapter 4)
Head offset changed in position
Adjust head offset (→Section 1 Chapter
4)
Totally blurred
Printing energy low
Adjust printing energy
(→
Command Reference
)
Partially blurred
Head pressure unbalanced
Adjust head pressure
(→Section 2 Chapter 4)
Ribbon wrinkling and
slipping
Ribbon tension improper
Adjust ribbon tension
(→Section 3 Chapter 4)
2. After self-test printing, the printer enters data dump mode.
The communication contents can be checked by printing the communication data in ASCII code.
Sample 2
203 dpi
Sample 2
400 dpi
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