18 | CT710 Instruction Guide
Menu Function introduction and setting
Emergency Alarm
There are two types of alarms:
1. Press flank key 2 and flank key 1 at the same time: the radio will go to
emergency alarm and will send out, at the same time, the alarm sound
and ANI to your partner (if programmed). The alarm stays active till
the PTT is pressed.
2 By means of the programming software, an emergency channel can
be specially set. To activate it, press briefly # T/R: now you can transmit
on the selected emergency frequency. To exit, press VFO/MR.
Setting Reverse Frequency Function
In channel/Frequency mode, hold down # for two seconds until “T*R?”
appears. When “REV” is displayed on the LCD, the Reverse frequency
function is enabled. To deactivate this function, hold down # for two
seconds.
Scanning
The Scan version is very useful to monitor the channels before transmit-
ting.
Select scan type
Press MENU and rotate the encoder to item 13, the screen will display
“013 SCANS?”.
Press ENTER: now you are into the scanning mode selection.
You have three types of scanning to choose amongst: TO, CO, SE.
Time-operated scan (TO)
When the radio detects a signal it will stop scanning; the status will re-
main about 5 seconds but the radio will continue to scan even if the si-
gnal is still there.
Carrier-operated scan (CO)
The radio will stop scanning when detects a signal and remains on the
same frequency until the signal is missing.
Search Scan (SE)
When the radio detects a signal, it remains on that channel and stop
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