4
3. LCD SCREEN
4. GETTING STARTED
4.1. Turning the Unit ON/OFF
To activate; press and hold the POWER button ( ) . The unit will "beep" and the LCD
Screen will display the current channel.
To switch off; press and hold the POWER ( ) button again. The unit will "beep" and the
LCD Screen will turn blank.
4.2. Adjusting Speaker Volume.
The Speaker Volume can be adjusted using
on the LCD(see §3)
4.3. Receiving a Signal
The unit is continuously in the RECEIVE mode when the unit is ON and not transmitting.
When you receive a signal on the current channel, the RX icon is displayed (see §3)
4.4. Transmitting a Signal
1. Press and hold the PTT button to TRANSMIT.
2. Hold the unit in a vertical position with the MICROPHONE 5 cm from the mouth and
speak into the microphone.
3. Release the PTT button when you have finished transmitting.
NOTE: To check the channel activity; press and hold the MONITOR
static if the channel is unoccupied. Don't TRANSMIT if someone is talking on the channel.
IMPORTANT: In order for other people to receive your transmission, they must also be on
the same channel and have set the CTCSS code you are currently using. Refer to the
'Changing Channels'
All manuals and user guides at all-guides.com
a. RX icon. Displayed when receiving a signal.
b. TX icon. Displayed when transmitting a signal.
c. Displays the current VOLUME LEVEL.
d. CTCSS code. Changes from 1 to 38 as selected
by user.
e. Displayed during the CHANNEL SCAN mode.
f.
Displays during the VOX mode.
g. Button lock symbol
h. The current battery level charge.
i.
Channel number. Changes from 1-8 as selected
by user.
Topcom TwinTalker 3500
/
. The Speaker Volume level is displayed
button. You'll hear