Uniden UM425 VHF DSC 사용자 설명서

The UM425 display has 10 levels of contrast. To adjust the contrast, press 

the

 while the radio is idle. Select System and then Contrast. Use 

the 

 and 

 buttons to change the contrast to your 

desired level then press the 

button.

To restore the default contrast setting, turn the radio off. Press the 

 

button and hold it in while you turn the radio on.

The UM425 has 10 brightness levels on the display backlight. To adjust the 

brightness, press the 

 button while the radio is idle. Select System 

and then Lamp Adjust. Use the 

 and 

 buttons to 

change the brightness to your desired level then press the 

button.

Key beep is the tone that sounds when you press a key or a button. To turn 

off the key beep, press the 

 while the radio is idle. Select System and 

then Key Beep. Choose Off to turn off the key beep then press the 

button.

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.

 --/--     11:22U
  ---

o

         --.- KT

 35

o

   

4

0.610 N

139

o

   46. 564 E

Setup

GPS Setup

Position Set

UM425 VHF OM.indd   22

28/9/11   11:55:16 AM