Troubleshooting 3-3
Paper roll printing is poor.
Paper dust on the heating element of the thermal print head can
lower the print quality. Try cleaning the print head as described
below:
Cleaning the paper roll print head CAUTIONS:
After printing, the print head can be very hot. Be ca reful not
to touch it. Also let it cool before you clean it.
Do not damage the print head by touching it with your
fingers or any hard object.
1. Open the paper roll cover.
2. Clean the thermal element of the print head with a cotton swab
moistened with an alcohol solvent (ethanol, methanol, or IPA).
The slip section printout is faint.
The ribbon may be worn out. Replace the ribbon cassette as
described in Chapter 1.
Radiation plate
Thermal element
Head
H5po3r1.fm Page 3 Tuesday, July 14, 1998 12:33 PM