Topcon GR-5 - Batteries

GR-5 Receiver
P/N 7010-1004
1-19
Batteries
The GR-5 receiver comes equipped with two detachable,
rechargeable batteries (Figure 1-7) for powering the receiver.
Figure 1-7. GR-5 Batteries
The receiver draws power from one battery at a time before switching
to the second battery. Each detachable battery can provide between
5hrs. and 10hrs. (approximate) of operation, depending on the mode
of the receiver.
See “Charging the Batteries” on page 2-7, “Power Management” on
page 2-11, and “Powering the Receiver” on page 2-14 for detailed
instructions on how to charge and use the batteries.