Microphone Lock Function; Display Backlight - Icom IC-M504A Instruction Manual

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3
BASIC OPERATION

Microphone Lock function

The Microphone Lock function electrically locks [Y]/[Z] and
[HI/LO] keys on the supplied microphone. This prevents ac-
cidental channel changes and function access.
While holding down [HI/LO] on the microphone, turn ON
the power to turn the Microphone Lock function ON or
OFF.
[Y]/[Z]
10
The function display and keys can be backlit for better visibil-
ity under low light conditions.
[HI/LO]

Display backlight

While holding down [H/L], rotate [DIAL] to adjust the
brightness of the LCD and key backlight. Then, push
.
25W
INT
BACKLIGHT
7
<ENT˘OK>
PLEASURE

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