Maintenance Manual
18
tone or 5 Tone.
If frequency is same as current channel but sub-tone is not same as current setting than the green LED
blinks. In order to check if the current channel is in use, press the Monitor button (M) on the left side of
Radio. If pressing the Monitor button (M) for about 2 seconds, the monitor function is activated with a
“beep” sound. To release from the monitor function, press the monitor button shortly.
Changing Channels
Channel Switch is used for changing channels. Turn the Channel switch clockwise to increase the channel
number with beep sound or channel number announced voice. And Turn the Channel switch counter-
clockwise to decrease the channel number with beep sound or channel number announced voice. The
channel frequencies include sub-tone information are pre-programmed by PC program.
Adjusting Transmitting Power
The transmitting power can be selected to High-Power mode or Low-Power mode. The user can change
the transmitting power by pressing the button which is pre-assigned by PC program. By changing the
power to Low-power mode under a good communication condition, the user can extend the battery life.
SCAN Operating mode
SCAN function is executed with a “beep” sound when pressing the button which is pre-assigned by PC
program during the standby state. The radio will change the scan channel and check the RF signal at
regular interval. Repress this button shortly then SCAN function can be deactivated.
A scan channel list must be created before SCAN can be used. The radio will not go into SCAN mode
where no scan channels are programmed.
Normal Scan
Once SCAN is activated, the radio will perform a normal scan mode. When the scan channel list is NS1,
NS2 and NS3 on the normal scan mode, the radio proceeds to scan in the sequence of NS1, NS2, NS3,
NS1, NS2, NS3.... During the receiving mode user can move to the next channel by pressing the red
button. And delete current receiving channel temporarily from the scan channel list.
If getting out of SCAN Mode or turning on power again, the list deleted temporarily is returned back to
the original.
