Справочник Пользователя для Tait Limited TMAL3B

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32 Basic operation
Scanning a group of channels
The scan function is used to monitor a programmed group of 
channels, looking for activity. While the radio is scanning for 
activity, the amber LED glows. When activity is detected on a 
channel in the scan group, the radio stops on that channel. 
The amber LED begins flashing, the radio unmutes and you 
can hear the call. Scanning resumes once the channel is no 
longer busy.
While scanning is active, the amber LED glows and the 
display shows:
the transmit channel,
the scan group number, or
 or 
.
Standard and background scanning
The two types of scanning that may be available on your radio 
are standard scanning, and background scanning. 
Background scan can only be activated by using a function 
key programmed for background scan. It differs from 
standard scanning in that the channel that was selected when 
background scan was activated is also included as a 
scan-group member.
Activating scanning
Scanning can be activated by selecting a scan group (see 
) or by using a 
function key programmed for scanning.