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DR300 Operator Manual
28
Paper feeds, but no printing
Check Point Remedy
1. Is the thermal head dirty or is there
a label stuck on it?
Clean dirt off thermal head with cleaning
kit.
*Avoid using metallic tools which may
damage the print head.
2. Are genuine labels, carbon ribbons
exclusively for the equipment being
used?
Genuine labels and carbon ribbons
exclusively for this equipment must be
used. Available from SATO.
3. Is the pitch sensor dirty? Clean dirt off from pitch sensor with
cleaning kit.
• Disconnect printer from mains before cleaning.
Poor print image
Check Point Remedy
1. Are the labels and carbon ribbons
properly set?
Check if labels and carbon ribbon are fixed
firmly and at the correct position by lifting
head assembly.
2. Is the print darkness too light or too
dark?
Re-set the print darkness via user mode
setting.
3. Is the platen roller dirty? Wipe dirt off the platen roller with cleaning
kit.
4. Is the thermal head dirty or is there
a label stuck on it?
Clean dirt of label glue from thermal head
with cleaning kit. Remove label if it is
stuck to the print head.
5. Is the label used dirty? Use clean label.
6. Are genuine labels and carbon
ribbons exclusively for the
equipment being used?
Genuine labels and carbon ribbons
exclusively for this equipment must be
used. Available from SATO.
• Disconnect printer from mains before cleaning.
Chapter 5 - Power Supply