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Maintenance
This is a high precise instrument; do not try to modify the inner
circuit at will.
1.
Keep the instrument dry, and keep it away from dust and
shock
2.
Do not store and use the instrument in high humility, high
temperature, combustible, explosive and strong magnetic
places.
3.
Clean the instrument with the damp cloth and gentle
detergent, do not use the strong solvent like the abrasive
cleaner and alcohol, etc.
4.
Take out the battery if not use the instrument for a long time
to prevent the battery leaking and the liquid to corrode the
instrument.
4-1. Note the status of the battery consumption, when LCD
displays "
the following steps:
4-1-1.Open the battery compartment
4-1-2.Remove the 9V battery, and replace it by same
4-1-3. Fit on the battery compartment
"symbol, should replace the batteries as
type new battery. It is better to use alkaline
batteries for longer service time.
11
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