MM-012099-001, Rev. B
10.11BACKLIGHT ON/OFF
1.Press 
to access the menu.
2.Press 
or 
to scroll through menu until “BCKLGHT” appears.
3.Press 
to select Backlight menu.
4.Press 
or 
to toggle backlight ON and OFF.
5.Press 
to select new backlight setting.
10.12CONTRAST ADJUST
1.Press 
to access the menu.
2.Press 
or 
to scroll through menu until “CONTRAST” appears.
3.Press 
to select Contrast menu.
4.Press 
or 
to adjust contrast setting from 1 - 4.
5.Press 
to select new contrast setting.
10.13DECLARING AN EMERGENCY
1.Press and hold the red Emergency/Home button (the length of time is programmable; check with the system administrator).
2.*TXEMER* will flash in the display, plus 
and 
will be displayed. After 
will turn off.
3.*TXEMER* and 
will remain until the emergency is cleared. Refer to Section 10.19 for more detail regarding emergency operation.
4.Press the PTT and 
will reappear.
5.Release PTT when the transmission is complete.
10.14LOCKING/UNLOCKING KEYPAD
1.Press 
button.
2.Within 1 second, press the 
button on the side of the radio.
10.15HIGH/LOW POWER ADJUSTMENT
Transmit power adjustment is possible if enabled through programming. Within conventional systems, transmit power is adjustable on a per channel basis. Within EDACS trunking systems, transmit power is adjustable on a per system basis.
There are two ways to toggle between high and low power, described in Sections 10.15.1and 10.15.2.
10.15.1Using the Menu Button
1. Press 
.
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