Motorola XPR 4580 ユーザーズマニュアル

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Advanced Features
English
35
Procedure:
Press the programmed Power Level button to toggle transmit 
power level between high and low.
OR
Follow the procedure below.
1
S
 to access the menu.
2
P
or
 
Q
 to Utilities and press 
N
 to select.
3
P
or
 
Q
 to Radio Settings and press 
N
 to select.
4
P
or
 
Q
 to Power and press 
N
 to select.
5
Change your current setting as prompted on the display.
6
Press 
N
 to select a new power level.
7
Screen returns to the previous menu.
Long press 
R
 to return to the Home screen. The power level 
icon is visible.
Turning the Public Address System On or Off
You can enable and disable the radio’s internal public address 
(PA) system.
Procedure:
Press the programmed PA On/Off button to toggle the feature 
on or off.
Turning the External Public Address System On 
or Off
You can enable or disable the audio routing between the 
connected public address (PA) loudspeaker amplifier and the 
radio’s internal public address (PA) system.
Procedure:
Press the programmed Ext PA On/Off button to toggle the 
feature on or off.
Controlling the Display Backlight
You can set the radio’s display backlight intensity to either Low, 
Medium, High, or Off, to light up the display and the Menu 
Navigation Buttons backlighting accordingly. The setting also 
affects the keypad backlighting on a keypad microphone.
Procedure:
Press the programmed Backlight button to set the backlight 
intensity. Each press changes the display backlight setting to a 
new setting.
OR
Follow the procedure below.
1
S
 to access the menu.
2
P
or
 
Q
 to Utilities and press 
N
 to select.
3
P
or
 
Q
 to Radio Settings and press 
N
 to select.
NAG_LACR.book  Page 35  Thursday, November 12, 2009  10:17 AM