21
Installing/Replacing the Battery
CAUTION
Heed the following instructions to avoid battery
performance drop or leakage.
• Pay attention to the polarity markings "+" and "–", so
that you do not insert the battery the wrong way around.
• Do not use a battery beyond its recommended use period.
• Do not leave a depleted battery
inside the instrument.
• Be sure to replace it with a battery of the specied type.
• Remove the battery and store it if the instrument will
not be in use for a long time.
To avoid damage to the instrument, do not screw the rear
cover screws in too tightly. Torque of about 0.5 N•m is
recommended.
• When appears, the battery is exhausted and accuracy is
not assured. Replace the battery as early as possible.
• Turn the power off before replacing the battery.
• When installing the new battery, make sure that the battery
snaps are securely connected to it. If a snap is loose,
adjust it so that it is securely connected. If the battery isn't
securely connected, the power may not come on or may
turn off during use.
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