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Clean the unit only with a soft, dry
cloth. Do not use solvents.
Do not carry the unit around in your
back pocket, as it may break when
YOU
sit down. The display is made of
I(
&q
j
glass and is particularly vulnerable.
lls
Replace the batteries as soon as they become weak (see
p. 301). Failing to replace weak batteries may result in
leakage or lost data.
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