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CONTROLS, INDICATORS, AND DISPLAYS
The MDX Conventional mobile radio contains ten buttons, an eight
character DOT MATRIX display and seven indicators (see Figure 1). In
addition, there are times when part of the eight character display is used to
display the radio status. Backlighting on buttons illuminate the Legends.
CONTROLS
POWER Momentary push-push switch. Press once to turn
the radio ON. Press again to turn the radio OFF.
VOLUME The momentary switches (auto ramping) VOL-
UME + and VOLUME -. Beeps each time the
VOLUME button is pressed, except when a call is
in process. Hold the button (up or down) to auto
ramp the volume.
MENU Momentary switch. The MENU button is used to
access options on the MDX mobile. Menu opera-
tion is coupled with the CHANNEL/SEL buttons
and the CLR button. To increment from one menu
selection to the next, simply press and release the
MENU button. Press the CLR button to return to
normal operation. The menu choices are listed
below with a description of how to change the
choices (Note: You may have some or all of these
menu choices programmed in your radio, and they
may be programmed in a different order than pre-
sented here).
BACKLIGHT: Press the MENU button until
"BRIGHT" appears in the display. To change the
state of the backlight press the CHANNEL/SEL +
or - button.
PUBLIC ADDRESS: Press the MENU button
until "PUB ADDR" appears in the display. Press
PTT to transmit in PA mode.
SCAN ADD/DELETE: Press the MENU button
until "SCAN A/D" appears in the display. Use the
CHANNEL/SEL- button to step through the
group selections for the current system. Use the
CHANNEL/SEL + button to change the scan
state. An "S" is illuminated to the right of the
display if the group/channel has SCAN enabled.
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