User's Manual

GR-2000 Basic Operation 01-12-20
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5. Operating Instruction
1) On/Off & Volume control Switch
- Radio ON : Rotate the switch clockwise unitl you here a ‘click’. All indicators will
appear momentarily on the LCD and you will hear a short beep.
- Radio Off :Rotate the switch counter colckwisw until all indicators disappear on the LCD.
- Volume setting : Rotate On/Off Volume switch to mid position or adjust level that is
most comfortable for you.
2) Setting the Channel
GR-2000 has 15 main channels.
To select the channel
- Turn the radio on.
- Press up[ ] or down[ ] button to choose the channel.
3) Setting the Tone Code(CTCSS)
GR-2000 has 38 CTCSS Codes
To set the Tone Codes(CTCSS)
- Press Function[F] button once more,[XX oF up to 38] will appear and tone code digit will blink
on the LCD. " 00 " means no CTCSS code.
- Press up[ ] or down[ ] button to choose the desired sub-channel to use.
- Press the PTT button or Function [F] to confirm.
4) Setting the Transmit Power HI/LO
- HI : 1.8W TX power
- LO : 500mW TX power
To set the TX output power
- Press the Function[F] button until the [ Po LO or HI ] appears.
- Press the up[ ] button or down [ ] button to set the TX power
- Press the PTT button or Function [F] to confirm.
- HI or LO will appear on the LCD.
- If the battery is in low condition, the TX Power will be switched to LO automatically. Even
though the TX power is set to HI.
5) Setting the DW(dual watch) and CTCSS in DW mode.