23
INT
10
E 4
INT
10
5E
Muting completely silences the loudspeakers.
Illumination is set to the low level when the handset is switched on.
Press the E key and the 4 key to mute the loud-
speakers.
This setting is automatically cancelled when a
handset is replaced in its cradle.
Press the E key and the 5 key to adjust the level of
illumination.
This function will toggle between three levels of
illumination: low, high and off.
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