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Depending on how your radio is preprogrammed, you
can also maintain a minimum backlight level on the
radio's front display.
Perform one of the following actions:
•
To toggle the backlight on or off, press the
preprogrammed Light/Flip button.
•
To turn the backlight on, press any key of the
keypad, the Menu Select or Navigation
button, or any programmable radio controls or
buttons.
Locking and Unlocking the Keypad and Controls
You can lock the keypad, programmable buttons,
rotary knobs, and switches of your radio to avoid
inadvertent entry. Check with your dealer or qualified
technician for best selection to suit your usage.
1 Toggle the preprogrammed Keypad/Control Lock
button or switch to on.
The display shows Kypd/Ctrl Lock.
2 Toggle again to unlock the controls.
Turning the Controls and Keypad Buttons Tones On or
Off
You can enable and disable the tones of Navigation
buttons, controls and keypad if needed.
•
Turning the tones on or off via the preprogrammed
Mute button:
a) To turn the tones off or on, press the
preprogrammed Mute button.
•
Turning the tones on or off via 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.
Turning Voice Mute On or Off
You can enable and disable voice transmission, if
needed.
The following methods are options on how to turn
Voice Mute on or off. The result of all the methods is
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