Samsung Ezon SHS-3120 User Manual page 8

Intelligent digital doorlock
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Cautions during Repair or Maintenance
Be sure to correctly match the
poles (+/-) when installing the
batteries. Install the batteries with
the correct poles (+/-).
Improperly installed batteries can cause
rupture or battery fluid leakage.
Do not use water, benzene or
alcohol when cleaning the
product, as these fluids can
cause product malfunction.
Use a soft and dry cloth instead.
6
Replace all batteries immediately
after they run out of power, and
never mix new batteries with
used ones.
This can cause reduction of product life
or a malfunction in the product.
Replace the batteries within 1
week after the battery
replacement alarm sounds.
The product can stop operating if the
batteries are not replaced in time.

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