GV300LAU User Manual
QSZTRACGV300LAUUM0100 8
5.3.
Installing the Internal Backup Battery
GV300L has an internal backup Li-ion battery.
Figure 6.
Backup Battery Installation
5.4.
Switching on the Backup Battery
To use the GV300LAU backup battery, the switch must be at the ON position. The switch and the
ON/OFF position are shown as below.
Figure 7.
Switch and ON/OFF Position
Note:
1. The switch
must be at the “OFF” position when the
GV300LAU is shipped on an aircraft.
2. When the switch is at the “OFF” position, the battery can
not be charged nor be discharged.
5.5.
Installation of the External GPS Antenna (Optional)
There is an SMA GPS antenna connector on GV300LAU. The GV300LAU will automatically detect
and use the external antenna when it is connected.
Figure 8.
External GPS Antenna of GV300LAU
Internal Battery Switch
External GPS Antenna Connector
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