How It Works - Uniden MHS550 Owner's Manual

How It Works

The MHS550 radio has three main operation modes, normal
mode, scan mode, and weather mode.
Mode
Monitors a single chan-
Normal nel. In marine and FRS
mode bands, it allows you to
talk on that channel, too.
Scan Monitors all the channels
mode you save into memory
Weather Monitor the selected
mode NOAA weather channel.
In addition to the three operation modes, the MHS550
provides three different watch modes which you can activate
during any operation mode. In the watch modes, the radio
briefly checks for activity on a specific channel, then returns
to its previous operation.
Watch mode
Weather Alert
Watch
Triple Watch
Dual Watch
Note: Private boats must monitor channel 16 when-
ever they are underway. Water-going vessels should
have either Triple Watch or Dual Watch on at all times.
10 Uniden MHS550 Radio Owner's Manual
What it does
What it does
Checks the last-used
weather channel for hazard
alerts every 7 seconds
Checks channels 16 and 9
for activity every 2 seconds
Checks channel 16 for
activity every 2 seconds
Use it when you
want to...:
Monitor a channel or
talk to another radio.
Check a small group
of regularly-used
channels for traffic
You want to hear the
current or forecasted
weather in your area
To turn it on/off
Press and hold
for 2 seconds
Press and hold
two seconds
Change Triple Watch to
Dual Watch in the menu,
then press and hold
for 2 seconds
TRI
To turn it
on/off
(default
mode for
each radio
band)
Press
SCAN-
.
MEM
Press
WX-
.
ALERT
WX-ALERT
for
16/9-TRI
16/9-