Yamaha GA24/12 - Manual (Page 16)

14
Master Section
GA32/12, GA24/12—Owner’s Manual
TALKBACK section
This section is used to route talkback signals to the MIX buses and the ST bus.
A INPUT jack
This XLR-3-31 unbalanced input jack is used to connect a
talkback microphone with an output impedance of 50–600
Ω
. See
the figure below for wiring.
B M1-M4 switch
C M5-M10 switch
D ST switch
These switches ( 2 – 4 ) are used to send talkback signals to MIX buses 1–4, MIX buses 5–10,
and ST bus. You can turn the switches on or off independently for each destination.
E LEVEL control
This control knob is used to adjust the talkback level.
F ON switch
This switch turns talkback signals on and off.
Signal flow in the TALKBACK section
TALKBACK
LEVEL
ON
INPUT
ST
M5-M10
M1-M4
10 0
6
5
1
4
3
2
Male XLR plug
1 (ground)
3 (cold)
2 (hot)
LEVEL
INPUT
ON
L
HA
M5-M10
M1-M4
ST
10 9 8 7 6 5 1 2 3 4 4 3 2 1
PFL
CTL R R L
ST
MIX
(VARIABLE)
MIX
(FIX)