Scan Mode Operation; Using The Radio In Scan Mode - Uniden MHS155UV Owner's Manual

How it Works? (UHF CB)
Example:

Scan Mode Operation

You can save channels into memory and then use Scan mode to monitor
those channels from lowest to highest. If the radio detects a signal on a
channel, it stays on that channel as long as the signal is received; when
the signal stops, the radio continues scanning.
When it detects a signal, the radio stays
on the channel until you press the
Channel Up button or the signal stops.
08 10
The radio scans about
5 channels in 0.5 seconds.

Using the radio in Scan Mode

• You must have at least two channels in memory to start a scan.
However, you cannot save marine channel 70 or Weather channels.
• To activate Scan mode, press SCAN/MEM.
• You cannot transmit while in Scan mode.
• To save a channel into memory, select the channel, then press and
hold SCAN/MEM. The MEM icon displays whenever you tune to that
channel.
• To remove a channel from memory, set the radio to that channel, then
press and hold SCAN/MEM. The MEM icon no longer displays.
• When the radio stays on a channel, press CHANNEL UP to leave that
UNIDEN MHS155UV
Monitoring Channel 25
16 67
Every 2 seconds, the radio
checks channels 16 & 67.
Triple Watch on
11 12 13
16 67
14
26
16 67
Resume
scan
15
UHF CB+VHF Marine Radio
17