TELIKOU
MDS-400 Wireless Main Station
7
4-wire intercom line connector pin setting:
Pin1 Pin4: Audio in (P1 to GND)
Pin2 Pin3: Audio out(P3 to GND)
Audio Level: undetermined
Aux. Audio Input Connector
Press
“Aux. Audio In” button will turn on the “Aux. Audio In” channel and indication light. Press
“Aux. Audio In” button again will turn off the channel and light. When “Aux. Audio In” is on, the
main station can hear the audio signal inputted from this channel. The signal level is adjusted
by the auxiliary audio potentiometer.
XLR-3F connector. Balanced input.
Pin 1: Common
Pin 2: Audio +
Pin 3: Audio
–
Audio level: 1Vpp
Aux. Audio Output Connector
Audio signal of main station outputs through AUX connector. Auxiliary output level adjustment
can adjust the output level.
XLR-3M, balanced output.
Pin 1: Common
Pin 2: Audio +
Pin 3: Audio
–
Audio level: 1Vpp
2.5 Mic Gain
MIC gain adjustment can change headset microphone amplifying circuit gain to fit different
microphones.
2.6 Delete code and Match code
New main station and beltpack have done code matching. But sometimes they need delete
code and match code.
Hold
”Aux. Audio In” button and turn on main station power. Release ”Aux. Audio In” button
after
“4-wire” indication light flash once, MDS-400 entered code deleting /code matching
mode.
