When To Change The Battery; Battery Handling - NEC VERSA SX User Manual

At "Alarm Action" indicate whether to display a warning when
the battery is low or very low, and whether to suspend the system
when the battery is very low.
At the right you can decide whether to display a battery meter in
the task bar. You can view a graphic of current battery status.
At "Battery Status and Alarm Settings" you can view status
battery by battery or for all batteries together. You can define
"low" and "very low" battery status.

When to Change the Battery

The following symptoms indicate that battery life is nearing an end.
Replace batteries that display these symptoms.
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Shorter work times.
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Discoloration, warping.
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Hot to the touch.
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Strange odor.

Battery Handling

Keep the following in mind when removing or replacing a battery.
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Use only the battery designed for your system in the NEC Versa SX.
Mixing other manufacturer's batteries, or using a combination of very
old and new batteries can deteriorate battery and equipment
performance.
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Turn off power to the system after use. Keeping system power on can
degrade battery performance and shorten battery life.
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Clean the battery terminals with a dry cloth and be careful not to bend
terminals.
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Keep the battery out of the reach of children.
2-8 Getting Started