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4. MAINTENANCE AND TROUBLE-
SHOOTING
4.1 Periodic Cleaning
How to care for the printer's exterior surface
After turning off the printer, wear gloves and use a soft cloth or an absorbent cotton to
wipe it off.
At this time, be sure to unplug the AC power cord from the outlet.
n Prolonged use of cleaning agents may cause whitening of the outer case.
n When cleaning with an approved chemicals, test it beforehand and always refer the manufac-
turer's recommended procedure.
n Do not clean with Ethanol where fire is present, as Ethanol is extremely flammable.
n Utilize a soft cloth when spreading chemicals onto printer. Do not spray or pour directly onto
printer.
n Wipe off the disinfectant with a soft damp cloth after cleaning procedure. No water droplets
should remain on the printer.
n Do not soak or wipe the inside of the printer nor allow disinfectant gets inside. It may cause a
product failure.
How to clean the print head and platen
If the print head, platen, or other parts of the printer are dirty, the printer may not print
cleanly or it could cause a malfunction. It is recommended that you clean the unit peri-
odically (approximately two to three months) using the following procedure.
1. Turn off the power.
At this time, be sure to unplug the AC power cord from the outlet.
2. Pull the cover open lever toward you to open the paper cover.
3. Wait a few minutes until the print head cools.
4. Use a cotton swab dampened with ethyl alcohol to wipe off any dirt and dust that is on
the print head and platen.
CAUTION
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