Topcon GPT-2000 用户手册

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   2 PREPARATION FOR MEASUREMENT

Battery power remaining display  indicates the power condition.

Note:

1

The battery operating time will vary depending on the environmental conditions such as 
ambient temperature, charging time, the number of times of charging and discharging etc. 
It is recommended for safety to charge the battery beforehand or to prepare spare full 
charged batteries.

2

For general usage of the battery, see Chapter 14 “POWER SOURCE AND CHARGING” .

3

The battery power remaining display shows the power level regarding to the 
measurement mode now operating.
The safety condition indicated by the battery power remaining display in the angle 
measurement mode does not necessarily assure the battery’s ability to be used in the 
distance measurement mode.
It may happen that the mode change from the angle mode to the distance mode will stop 
the operation  because of insufficient battery power for the distance mode which 
consumes more power than angle mode.

Battery power remaining display

Measurement is possible.

The power is poor. The battery 
should be recharged or replaced.

Measurement is impossible. 
Need to recharge or replace 
the battery.

Blinking

<Battery empty>

Other displays  disappear.

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