3.3 Schematic diagram of the meeting microphone
1.
Unidirectional electret MIC
2.
Annular red indicator lamp.
3.
(TALK) ON/OFF button
4.
Built-in loudspeaker
5.
8P DIN connection interface
6.
Earphone jack.
7.
Priority button. Chairman unit can turn down delegate MIC by press the
priority button.
4.0 Setting-up and debugging
1.
Put conference main unit and microphone to the council board.
2.
Please connect the male plug of extension cable (13M) to 8PIN port
(marked DELEGATES) of the main unit.
3.
Please connect male plug of T-type cable to the female plug of extension
cable, branch cable connects to the 8PIN port of the microphone.
4.
Connect the microphone by branch cable one by one in the system.
5.
Please embedding the cable in the ground if the cable should not be saw
in the meeting room. (we will make the cable with size of conference
projector drawing)
6.
Please connect the EFX out port to balance input port of frequency
shifter by audio cable, connect the EFX in port to balance output port of
frequency shifter by audio cable.
7.
Please connect mixer to output port of main unit if user use mixer.
8.
Please connect the amplifier to LINE port of main unit
9.
Please connect the speaker to the amplifier.
10.
Please connect the recorder to REC port of main unit
11.
After connecting the system well, turn off the power of the system (the
main unit) and debug the main unit volume (VOL.) to minimum position,
other volume control to middle position.
12.
Connect the power cable to the main unit and Power supplier, and then
turn on the main unit to check the power indicator.
