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with improper power adapters may damage
instrument.
NOTE: Internal battery supply will be
automatically cut off since the normal supply of
external power. If the battery is rechargeable
(TH2822C), the external power will charge the battery
simultaneously. TH2822C is installed an independent
charging controller---charging control is still done even
at the state of power-off.
WARNING: Before connecting an external
power adapter, be sure that the polarity matches
the (+) and (-) labels as indicated inside the battery
compartment. If it is not installed correctly and
connected to an external power adapter, it might
cause severe damage to the instrument.
WARNING: If the battery is rechargeable
(TH2822C), please be sure that the polarity
matches the (+) and (-) labels as indicated inside
the battery compartment ant the battery is
rechargeable. DO NOT charge the non-
rechargeable battery!
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