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Chapter 2 —Getting Started
5
Battery low icon
When the batteries are low, the battery low icon will be displayed
next to the power button
:
1
1
Battery low icon
Figure 2-2: The battery low icon
You should replace the batteries with new ones immediately.
Battery tips and precautions
• Always use fresh batteries. Alkaline batteries
recommended. Do not mix different types of batteries.
• Be sure that the positive (+) and negative (-) polarities of
the batteries match the diagram shown in the compartment.
• Do not expose the batteries to excessive heat or flame.
• Keep batteries out of the reach of children.
• Weak batteries reduce the effective distance of the unit.
• Replace the batteries immediately when the battery low-
power warning icon
appears in the information screen.
• To reduce danger of leakage and damage, remove used
batteries when used longer than two years.
• The SUR-20 will not lose programmed data when batteries
are replaced