E-28 Uniden MHS335BT Radio Owner’s Manual
stays on before turning o:
x 5 sec
x 10 sec
x 20 sec
x 30 sec
x Always On
4. After making a backlight timeout selection, choose
SELECT
. The
BACKLIGHT
screen
displays again. Select
BACK
four times to return to the Idle screen,
Adjust the LCD Contrast
This feature lets you adjust the LCD’s contrast level.
1. Press MENU then select
GENERAL SETUP/Contrast.
The
Contrast
screen displays.
2. Press ▲ or ▼ to select a contrast level (1 - 8, Default = 4) then choose
SELECT
. The
GENERAL SETUP
screen displays again.
3. Select
BACK
twice to return to the Idle screen.
Turning the Key Beep On and O
Key beep is the tone that sounds when you press a key.
1. Press MENU then select
GENERAL SETUP/Key Beep.
The
KEY BEEP
screen
displays.
2. Select
On (Default)
or
O
. The
GENERAL SETUP
screen displays again.
3. Select
BACK
twice to return to the Idle screen.
OPERATING THE RADIO
Making a Transmission
Select the channel you want to transmit on, then press and hold the Push-to-Talk key.
Begin talking. Release the Push-to-Talk key when you’re nished talking to let the other
party respond.
x To prevent stuck microphone problems or situations where the Push-to-Talk
key is pushed accidentally, the radio limits your talk time to 5 minutes in a single
transmission.
x For the best sound quality, hold the microphone about two inches away from your
mouth.
Changing the Transmission Level
In most situations, 1W transmission power is all you need. If you nd yourself far away
from other ships and have trouble getting a response, you may need to increase the
transmission power.
To increase the transmission power in increments:
1. Select the channel you want to transmit on.
2. Select the
HILO
soft key to change the TX output power from 1W to 6W to 2.5W, then
back again to 1W.
3.
1W
,
6W
, or
2.5W
displays. The transmit power remains at the new setting on that
channel until you change it again.
NOTE: If you try to change transmission power output but the channel is only 1W, the radio
sounds an error tone and stays at 1W.
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