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3. Before Use
3.1 Attaching the Antenna
Caution
Rotate the antenna clockwise until hand tight; if over tightened, the antenna or its connector
may be damaged.
Do not hold the radio by its antenna as it may reduce the radio performance and life span of the
antenna.
3.2 Installing the Micro-SD Card
Install the Micro-SD card as follows if required:
Step 1 Loosen the screw fixing the Micro-SD card cover, remove the cover, and then place the card in
the holder correctly.
Step 2 Put the cover back and tighten the screw.
3.3 Attaching the Battery
Note
Upon power-on, the radio automatically checks whether the battery is approved by the
Company and gives a corresponding indication.