10
CONTROLS
On the upper cover plate, there are three buttons to control the
functions and to externally
control other devices (GPO).
1. UP/DOWN: Controls the elevation and retraction of the microphone
lift. Press this button during 2 seconds to activate AHlink signal (5
beeps sound when AHlink signal is activated).
2. Customised: The central push button is used to control external
devices. The contact close button (GPO) is present on the GPO
connector to externally control other devices. Contact close of the
GPO pins 7, 8 while pressing this button.
3. TALK or GPO: The third push button has two different functions:
• PA mode: In PA mode, this button is used as the MUTE function.
Press the button once and the LED ring will appear in red indicating
that the MUTE function is deactivated and it's ready for the user to
talk to the audience. Press the button again to activate the MUTE
function and silent the microphone, which will be indicated by the
green LED ring. The contact close button (GPO) is present on GPO
connector to externally control other devices. Contact close of the
GPO pins 9, 10 while pressing this button.
Summary of Contents for AHDTL
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