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Allen & Heath 14 ZED-4 BUS User Guide
BLOCK DIAGRAM
+
-
GAIN
HM HF
4 BAND EQUALISER
MONO CHANNEL
ZED-4 BLOCK DIAGRAM
100Hz
MIC IN
FADER
PFL
PEAK
STEREO CHANNEL
AUX1
AUX 2
LF
ST1
R
L
R
L
GAIN
STEREO INPUT 1
+
+
-
LINE IN
+48V
INSERT
MUTE
PAN
GAIN
LR
SUM
HF
4 BAND EQUALISER
LF
L INSERT
R INSERT
LEFT
RIGHT
MAIN LR
HPF
PFL/AFL
RIGHT
LEFT
CHAN
MAIN OUT
PHANTOM POWER SWITCH
+4dBu NOMINAL
LM
EQ
IN
MONO
L-R
1-2
3-4
M
AUX3
AUX 4
AUX5
AUX 6
PRE
DIRECT OUT
SIGNAL
HFLF
EQ
IN
FADER
PFL
AUX1
AUX 2
MUTE
BAL
L-R
1-2
3-4
M
AUX3
AUX 4
AUX5
AUX 6
PRE
+
+ +
GROUP 2
GROUP 1
GROUP 3
AUX 1
GROUP 4
AUX 2
AUX 3
AUX 4
AUX 5
AUX 6
+
+
PEAK
SIGNAL
ST3
R
L GAIN
STEREO INPUT 3
LR
CHAN
MIX BUSES
BALANCED
M INSERT
MONO
AUX1
MASTER LEVEL
AUX1
+4dBu NOMINAL
BALANCED OPTION
-2dBu NOMINAL
IMPEDANCE BALANCED
FACTORY FIT
SERVICE CENTRE OPTION FIT
AFL
GROUP1 INSERT
GROUP1
AFL
+4dBu NOMINAL
BALANCED
GROUP1 FADER
MTX 1-2
AUX 1-2
AUX 5-6
USB I/O
USB
RETURN
USB DEVICE
PRIORITY SWITCHING
L-R PRE
GRP1
MUTE
PAN
L-R
M
METER
GRP2 GRP3 GRP4 L R M
MATRIX1
MASTER LEVEL
MATRIX1
+4dBu NOMINAL
BALANCED OPTION
-2dBu NOMINAL
IMPEDANCE BALANCED
FACTORY FIT
SERVICE CENTRE OPTION FIT
MINI BUS
AFL
L-R POST
FROM MATRIX 2
FROM AUX 2
FROM AUX 6
FROM AUX 5
LR / M
METERS
PHONES
LEVEL
HEADPHONES
PFL/AFL
PFL ACTIVE
GROUPS 2 TO 4 THE SAME
AUXES 2 TO 6 THE SAME
TALKBACK
ON
48V PHANTOM POWER
OFF
MIC IN
TALKBACK
BALANCED
2= +
GAIN
ST3 INPUT SOURCE
USB RETURN
PLAYBACK
LEVEL
2 TRACK IN
R
L
PLAYBACK
SOURCE
L-R
PFL
+
AUX 1-4
L-R-M
TIP SEND
TIP SEND
TIP SEND
TIP SEND
+10dB
+10dB
+10dB
+10dB
R
L
FACTORY SOLDER LINK
FACTORY SOLDER LINK
USB
OUTPUT
USB
OUTPUT
RECORD
OUTPUT
L R
ST2
MAIN M
MUTE
MUTE
MUTE
MATRIX 2 THE SAME