Uniden MHS135DSC Normal, Watch mode What it does To turn it on/off, Monitoring Channel

In addition to the three operation modes, your radio provides four 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	What it does	To turn it on/off
Weather Alert	Checks the last-used weather channel for	Select Weather Alelrt On or Off from the
Watch	hazard alerts every few seconds.	Setup menu.
Dual Watch	Checks emergency channel 16 for activity	Select Dual or Triple Watch at Setup
		menu, and press and hold 16/9-Trifor
	every few seconds.
		2 seconds.
Triple Watch	Checks emergency channels 16 and 9 for	Select Dual or Triple Watch at Setup
		menu, and press and hold 16/9-Trifor
	activity every few seconds.
		2 seconds.
DSC Watch	Checks the DSC channel every 2 seconds	Turn DSC Watch on or off from the Setup/
	for messages from other ships.	DSC Watch menu.

## Note: Private boats must monitor channel 16 whenever they are underway. Water-going vessels should have either Triple Watch or Dual Watch on at all times.

Normal

xx To transmit, remove the radio from the charger, then press and hold Push to Talk. Release the button when you are finished talking.

xx For the best sound quality, hold the microphone about two inches from your mouth while you’re talking.

xx Press Channel Up to move up one channel at a time. Press and hold the button to scroll quickly up the channels.

xx Press Channel Down to move down one channel at a time. Press and hold the button to scroll quickly down the channels.

xx To change the transmit power, press and hold ENTER-H/M/L. The transmit power cycles through LOW (1 W), MID (2.5 W), and 6 W, then back to LOW again. Press BOOST on the left side of the radio to boost the transmit power to 6 W (Lithium Ion battery) or to 2.5 W (alkaline batteries).

## If you are using alkaline batteries, 6 W is not available.

Normal mode with Weather Alert Watch
If you activate Weather Alert Watch while	Monitoring Channel 25
operating in normal mode, the radio checks the		Every few seconds, the
most recently used weather channel every few		radio checks the last-used
seconds. If it detects a weather or other hazard		weather channel.
alert, it will switch to that weather channel. (If you are actively		WX Alert
			wx
transmitting, the radio waits until you finish your transmission		Watch on

before checking the weather channel.)

Normal mode with Triple Watch or Dual Watch

If you activate Triple Watch while operating in normal mode, the radio checks channels 16 and 9 every few seconds; with Dual Watch turned on, the radio only checks channel 16. The radio will not check channels 16 or 9 while you are actively transmitting; it waits

Uniden MHS135DSC Radio Owner’s Manual E-7