Aircraft Wiring
98 Transceivers 6200 Series DV14307.03 Issue 06 February 2021
Individual Dual Headset Installation (two IC Circuits)
2.9.7.1 Configuration - Individual Dual Headset Installation (two IC Circuits)
(/MIKE_SW open):
"MICROPHONE 2" STD2_MIKE
"BOTH MIKES" : Disabled
"HEADPHONE 1" Enabled
"HEADPHONE 2" Enabled
"SPEAKER" Disabled
The standard microphone is selected for both configurations.
(/MIKE_SW closed):
"MICROPHONE 2" STD3_MIKE
"BOTH MIKES" Enabled
"HEADPHONE 1" Disabled
"SPEAKER" Enabled
The external switch (connected to pin J1-24 /MIKE_SW) works as
follows:
• Open:
o Headset 1 for pilot is selected (STD1).
o Headset 2 for co-pilot is selected (STD2).
o The speaker is disabled.
o Intercom with VOX is possible.
• Closed:
o Headset 1 is selected (STD1).
o Headset 2 is disconnected (STD2).
o The hand mike is selected (STD3).
o The speaker is enabled.
o No intercom with VOX is possible.