Zartek COM8 User Manual - page 10
10
(1) POWER ON/OFF
To power ON the radio, press Power On/Off key " " for 2
seconds until a beep is heard and the LCD screen displays the
channel and battery level icon
To power OFF the radio, press Power On/Off key " " for 2
seconds until LCD display turns off.
(2) MAKING COMMUNICATIONS
The radio has 8 main frequencies (large numbers) & 38 CTCSS
codes (small numbers) effectively giving you 304 channels
respectively. You can communicate with any other user who is
using the same combination, providing they are within range.
(3) SPEAK TO ANOTHER RADIO
Press & hold the PTT key, the RED LCD backlight turns on
and shows the icon
indicating the radio is transmitting.
Hold the radio in a vertical position with the microphone
(hole near the bottom of radio) 3-5 cm from your mouth and
then speak.
When you finish speaking, release the PTT key and a beep
tone will be heard.
(4) LISTEN TO ANOTHER RADIO
The radio will automatically sound received transmissions
from the same channel
.
When you press the PTT key, you can’t listen to other radios.
Make sure you do not press the PTT key for listening.
Adjust volume control if necessary.
(5) ADJUSTING SPEAKER VOLUME (8 LEVELS)
Press the " " key to increase the volume.
Press the " " key to decrease the volume.
(6) TALK TIME-OUT FUNCTION
Time-out function can avoid transmitting by chance and
prolong the battery life.