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MN001824A01-AT
Chapter 7: Advanced Features
You can also maintain a minimum backlight level on the radio front display, depending on how your radio is
programmed.
NOTE: The backlight setting also affects the Menu Select buttons, the Navigation button, and the
keypad backlighting accordingly.
The backlight remains on for a programmed time before it automatically turns off completely or returns
to the minimum backlight level.
Procedure:
Perform one of the following actions:
●
7.25.6
Locking and Unlocking the Keypad and Controls
Check with your dealer or qualified technician for best selection to suit your usage.
Procedure:
1.
The display shows Kypd/Ctrl Lock.
2. Toggle again to unlock the controls.
7.25.7
Turning the Controls and Keypad Buttons Tones On or
Off
When and where to use: You can enable and disable the tones of Navigation buttons, controls and keypad if
needed.
Procedure:
●
Turning the tones on or off using the preprogrammed Mute button:
a. To turn the tones off or on, press the preprogrammed Mute button.
●
Turning the tones on or off using the radio menu:
a.
or
to Mute.
b. Press the Menu Select button directly below Mute.
The display shows momentary Tones off, indicating that the tones are disabled or the display
shows momentary Tones on, and you hear a short tone indicating that the tones are enabled.
7.25.8
Turning Voice Mute On or Off
This feature allows you to mute the voice transmission of the current zone and channel.
When and where to use:
Do one of the following to turn Voice Mute on or off. You can use the options interchangeably depending on
your preference and the programmed functions.
Procedure:
●
Turning Voice Mute off or on using the preprogrammed Voice Mute button:
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