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Fiscal logic buttons and indicators
On the back of the printer, there are three LEDs
A
with two push buttons
B
next to
them. These primarily are used by trained service personnel.
Thermal print head cleaning
The thermal print head can be cleaned whenever print quality deteriorates.
1. Open the paper cover.
2. Using a cotton swab soaked in isopropyl alcohol, gently wipe the print head
several times on its print line
A
and on the surrounding area. See Figure 8.
3. Wipe off any residual alcohol with a dry swab.
Call for service if print quality does not improve after cleaning.
A
B
Figure 7. LEDs and push buttons
A
Figure 8. Print head and print line area
Chapter 2. Operation
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Summary of Contents for SureMark 4610-SJ6
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