User's Manual

GV300C User manual
TRACGV300CUM001 - 13
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3.3. Installing the Internal Backup Battery
Figure 5. Backup Battery Installation
There is an internal backup Li-ion battery,
3.4. Switch ON the Backup Battery
To use the GV300C backup battery, the switch must be at the ON position. Switch on the case and
ON/OFF position are shown below.
Figure 6. Switch and ON/OFF position
Note:
1. The switch must be on the “OFF” position when shipped on an aircraft.
2. When the switch is on the “OFF” position, the battery cannot be charged or discharged.