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Wiring Information
MIC Inputs
Mic A
Pin 1 is GND
Pin 2 (+)
Pin 3 (-)
Mic B/Tel
Program the unit for correct switch precedence or use VOX precedence if
no switch closure is available.
1
2
3
If Mic A has a push-to-talk switch, use these termi-
nals for the switch connection (see Mic Precedence
Setup in the Programming Section).
Push-to-talk switch pair.
Normally open or normally
closed (see Mic Precedence
Setup in Programming
Section).
T
R
*
X
*Switch closure available on some page ports.
Mic B
Shield
PBX Page Port
or Paging Adapter
18
MBS-1000