User Guide

Allen & Heath 19 ZED-14, 18 & 24 User Guide
STEREO INPUT CHANNELS ST2, 3 & 4 & USB
Stereo Input Channel ST2
The only difference from stereo input channel ST1 is the labelling of the additional stereo input on phono con-
nectors, labelled as 2 Track Return. This is to indicate that a 2 track (stereo) input can be inserted here for
playback of a stereo recording or incidental music.
Stereo Input Channel ST3
Stereo input channel ST3 also has an additional stereo input, but instead of being on phono connectors, it
comes from the USB audio input. The level control, ON switch and routing switch are the same as for stereo
input channel ST1. It is best to leave the ON switch in its UP position when the USB input is not in use. The
phono sockets carry the analogue record output signals that are sourced from the main L R outputs. They are
pre-fade, post L R insert.
Stereo Input Channel ST1
This is stereo input channel ST1 as described on previous pages.
Stereo Input Channel ST4
Stereo input channel ST4 has one stereo input (ST4) on jack sockets. The phono sockets carry the Alternate
stereo output which comes from the selector switches and level control in the master section.
USB connector & output selection.
A standard USB type B connector plugs in here (cable supplied). The three selector switches determine what is
sent on the USB output. They work on a priority system, so that if more than one is pressed the one nearest
the top takes precedence. So if all 3 are pressed, then the Aux 1 & 2 signals would be sent by the USB device.
Please refer to the section describing using the USB audio port for more details.
OO
30
OO 10
-30
-20
-5
0
5
-10
ST
RTN
To LR
To 7-8
OO 10
-30
-20
-5
0
5
-10
2TRK
RTN
OO 10
-30
-20
-5
0
5
-10
USB
RTN
-30
-20
-5
5
0
OO
-10
10
IN
-15 +15
12kHz
HF
-15 +15
80Hz
LF
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
BAL
=
PK !
PFL
STEREO
MUTE
PK !
PFL
L
+16
-6
-9
-20
-30
-16
-12
-3
0
+3
+6
+9
R
PFL ACTIVE
MIN MAX
PHONES
AUX1
AUX2
2TRK RTN
USB RTN
STEREO
OO +6
ALT
OUT
MONITOR
LR
OO +6
AUX1
MASTER
OO +6
AUX2
MASTER
5
20
10
5
0
10
ON
To LR
To 9-10
ON
To LR
To 11-12
ON
ST3
USB
AUX1-2
AUX 3-4
LR PRE
UP=LR post
SENDRETURN
L R
BAL
=
MUTE
-30
-20
-5
5
0
OO
-10
10
IN
-15 +15
12kHz
HF
-15 +15
80Hz
LF
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
BAL
=
PK !
PFL
STEREO
ST2
MUTE
-30
-20
-5
5
0
OO
-10
10
IN
-15 +15
12kHz
HF
-15 +15
80Hz
LF
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
BAL
=
PK !
PFL
STEREO
ST1
MUTE
OO
30
-6-10 63 26
GAIN
MIC
0
LINE
10
0
10
20
30
40
50
100Hz
12kHz
-15 +15
HF
120Hz 4k
200
2k
650
-15
HM
+15
-15 +15
80Hz
LF
5
10
20
5
0
10
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
PAN
=
PK !
PFL
MUTE
POST
PRE
LR
-30
-20
-5
5
0
OO
-10
10
IN
-15 +15
12kHz
HF
-15 +15
80Hz
LF
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
STEREO
ST4
ST2 IN
L/M
R
ST3 IN
L/M
R
L/M
R
L
R
POWER
48V
INSERT R
AUX1 OUT
PHONES
MAIN OUT
INSERT
6
ST RTN
L
R
2TRK RTN
L
R
REC OUT
L
R
ALT OUT
L
R
INSERT
5
INSERT
4
INSERT
3
INSERT
2
INSERT
1
100Hz
12kHz
-15 +15
HF
-15
HM
+15
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
PAN
=
PK !
PFL
MUTE
100Hz
12kHz
-15 +15
HF
-15
HM
+15
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
PAN
=
PK !
PFL
MUTE
100Hz
12kHz
-15 +15
HF
-15
HM
+15
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
PAN
=
PK !
PFL
MUTE
100Hz
12kHz
-15 +15
HF
-15
HM
+15
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
PAN
=
PK !
PFL
MUTE
100Hz
12kHz
-15 +15
HF
-15
HM
+15
OO +6
AUX1
PRE
OO +6
AUX2
PRE
OO +6
AUX3
OO +6
AUX4
POST
L R
PAN
=
PK !
PFL
MUTE
1 2 3 4 5 6 7-8 9-10 11-12 13-14 RL
0
0
0
PHANTOM POWER
ALLEN
HEATH
LINE LINE LINE LINE LINE LINE
MIC MIC MIC MIC MIC MIC
ST4 INST1 IN
L/M
R
AUX2 OUT
AUX3 OUT
AUX4 OUT
INSERT L
MONO OUT
-6-10 63 26
GAIN
MIC
0
LINE
10
0
10
20
30
40
50
-6-10 63 26
GAIN
MIC
0
LINE
10
0
10
20
30
40
50
-6-10 63 26
GAIN
MIC
0
LINE
10
0
10
20
30
40
50
-6-10 63 26
GAIN
MIC
0
LINE
10
0
10
20
30
40
50
-6-10 63 26
GAIN
MIC
0
LINE
10
0
10
20
30
40
50
-15 +15
80Hz
LF
-15 +15
80Hz
LF
-15 +15
80Hz
LF
-15 +15
80Hz
LF
-15 +15
80Hz
LF
500
1k
3k
120Hz 4k
200
2k
650
500
1k
3k
120Hz 4k
200
2k
650
500
1k
3k
120Hz 4k
200
2k
650
500
1k
3k
120Hz 4k
200
2k
650
500
1k
3k
120Hz 4k
200
2k
650
500
1k
3k
POST POST POST POST POST POST POST POST POST POST
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
OO
30
5
10
20
5
0
10
+16
-6
-9
-20
-30
-16
-12
-3
0
+3
+6
+9
&