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Using Your Radio
22
Changing display and sound options
Contrast
The UM425 display has 10 levels of contrast. To adjust the contrast, press
the MENU-PA while the radio is idle. Select System and then Contrast. Use
the CHANNEL UP and CHANNEL DOWN buttons to change the contrast to your
desired level then press the SELECT button.
To restore the default contrast setting, turn the radio off. Press the
MENU-PA
button and hold it in while you turn the radio on.
Lamp adjust
The UM425 has 10 brightness levels on the display backlight. To adjust the
brightness, press the MENU-PA button while the radio is idle. Select System
and then Lamp Adjust. Use the CHANNEL UP and CHANNEL DOWN buttons to
change the brightness to your desired level then press the SELECT button.
Turning the key beep on and off
Key beep is the tone that sounds when you press a key or a button. To turn
off the key beep, press the MENU-PA while the radio is idle. Select System and
then Key Beep. Choose Off to turn off the key beep then press the SELECT
button.
Setting the GPS position manually
If the radio is not receiving valid GPS data, the radio displays Input Position.
Follow the steps below to manually input your position.
NOTE: Be certain any manually-entered position is correct. If you enter the
wrong position and then make a DSC distress call, you will be telling the
Coast Guard to look in the wrong place.
Use the up and down
arrows to adjust each of
the values in turn.
16
--/-- 11:22U
---
o
--.- KT
35
o
40.610 N
139
o
46. 564 E
MENU
Setup
SELECT
GPS Setup
SELECT
Position Set
SELECT
UM425 VHF OM.indd 22 28/9/11 11:55:16 AM