User Manual
 Allen & Heath   21 ZED Sixty 10FX & 14FX User Guide 
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Right
Left
L R
+16
-6
-9
-20
-30
-16
-12
-3
0
+3
+6
+9
Aux
Record
+10
LEVEL
Record
Bus
MAIN
MIX
+6
AUX
+6
+6
Mic
USB
Source
Aux-FX 
Playback
Mix
+6
FX
PARAMETER (HOLD)
TAP
SEL
168
5
6
7 15
14
13
2
3
4 12
11
10
1 9
Dly+verb (level)
Dly+verb (size)
Dly+verb (regen)
PingPong(regen)
BeatDly (regen)
Ambient (echo)
SlapVerb (size)
DoubleZED(size)
Plate (decay)
Plate (predly)
Plate (colour)
Hall1 (size)
Hall2 (size)
Arena (size)
Flanger (dpth)
Chorus (dpth)
Bank 9-16
TAP
AUX
Phones
MAIN MIX 
FX to
Hi Z
+6
Right
Left
Right
Left
PLAYBACK
AUX
PLAYBACK TO
+6
-15
+15
-15
+15
-15
+15
-15
+15
Record Record Record Record Record
Right
Left
Right
Left
L R
PHONES SELECT
0
LM
0
0
- 10 10
20
4060
40
-15
+15
-15 +15
3k
-15 +15
L R
+6
+6
0
LM
0
0
- 10 10
20
4060
40
-15
+15
-15 +15
-15 +15
L R
+6
+6
0
GM
0
0
- 10 10
20
4060
40
-15
+15
-15 +15
-15 +15
L R
+6
+6
0
GM
0
0
0 0
+6
0 0 0
GAIN
+15
0
5
L R
+6
0
L R
+6
0
USB IN L
USB IN R
500
650
200
120
4k
1k
2k
3k
500
650
200
120
4k
1k
2k
3k
500
650
200
120
4k
1k
2k
3k
500
Listen
Line
Mic Mic Mic
GTR 1
Hi Z
GTR 2
HPF HPF HPF
HF
MID
f
LF
PAN
AUX
FX
GAIN
HF
MID
f
LF
PAN
AUX
FX
GAIN
HF
MID
f
LF
PAN
AUX
FX
GAIN
BAL BAL
AUX
FX
AUX
FX
LF
HF HF
LF
LEVEL
AUX MIX 
LEVEL
LEVEL
Record
+10
0
0
Monitor
Phones
-15
+15
0
5
-15
Left
Right
O/P Level
Switch
Record
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
5
5
0
10
10
MUTE
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
OUT
AUX
FOOTSWITCH
FX OUT/
STEREO INPUT CHANNEL 2 
ST-2 Input 
The USB audio input is connected through the 
break contacts of the standard 1/4” (6.25mm) jack 
sockets. Plugging into the jacks will override the 
USB input, so if you want to use the ST-2 channel 
for the USB input signal, make sure nothing is 
plugged into the jack sockets. 
The rest of the features of the ST-2 channel 
are as described for ST-1 
Important Note: 
If the ST-2 channel is not being used for USB play-
back or stereo input it is best to keep the level 
controls turned down so that unwanted noise from 
the inactive USB device is not passed to the mix. 
Record OUT 
Standard RCA phono sockets for the stereo line 
level Record outputs sourced from the USB out 
selector switches. Useful for connecting to stereo 
recording devices, stereo mix feeds, or where se-
lective channels are required to feed other equip-
ment. 
Playback Input 
Standard 1/4” (6.25mm) jack sockets for unbalanced 
line level inputs. Can be used for additional stereo 
sources such as CD players for background music, 
or playing back a final mix from a recording device. 
The USB audio input is connected through the 
break contacts of these inputs, plugging into the 
jack sockets overrides the USB input. 
USB OUT Source selector switches 
Select the signal source for the USB audio output 
and the Record output. With both switches up the 
main Mix is selected. The Record Bus switch will 
override the Aux-FX switch if both are pressed. 
! 
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Right
Left
L R
+16
-6
-9
-20
-30
-16
-12
-3
0
+3
+6
+9
Aux
Record
+10
LEVEL
Record
Bus
MAIN
MIX
+6
AUX
+6
+6
Mic
USB
Source
Aux-FX 
Playback
Mix
+6
FX
PARAMETER (HOLD)
TAP
SEL
168
5
6
7 15
14
13
2
3
4 12
11
10
1 9
Dly+verb (level)
Dly+verb (size)
Dly+verb (regen)
PingPong(regen)
BeatDly (regen)
Ambient (echo)
SlapVerb (size)
DoubleZED(size)
Plate (decay)
Plate (predly)
Plate (colour)
Hall1 (size)
Hall2 (size)
Arena (size)
Flanger (dpth)
Chorus (dpth)
Bank 9-16
TAP
AUX
Phones
MAIN MIX 
FX to
Hi Z
+6
Right
Left
Right
Left
PLAYBACK
AUX
PLAYBACK TO
+6
-15
+15
-15
+15
-15
+15
-15
+15
Record Record Record Record Record
Right
Left
Right
Left
L R
PHONES SELECT
0
LM
0
0
- 10 10
20
4060
40
-15
+15
-15 +15
3k
-15 +15
L R
+6
+6
0
LM
0
0
- 10 10
20
4060
40
-15
+15
-15 +15
-15 +15
L R
+6
+6
0
GM
0
0
- 10 10
20
4060
40
-15
+15
-15 +15
-15 +15
L R
+6
+6
0
GM
0
0
0 0
+6
0 0 0
GAIN
+15
0
5
L R
+6
0
L R
+6
0
USB IN L
USB IN R
500
650
200
120
4k
1k
2k
3k
500
650
200
120
4k
1k
2k
3k
500
650
200
120
4k
1k
2k
3k
500
Listen
Line
Mic Mic Mic
GTR 1
Hi Z
GTR 2
HPF HPF HPF
HF
MID
f
LF
PAN
AUX
FX
GAIN
HF
MID
f
LF
PAN
AUX
FX
GAIN
HF
MID
f
LF
PAN
AUX
FX
GAIN
BAL BAL
AUX
FX
AUX
FX
LF
HF HF
LF
LEVEL
AUX MIX 
LEVEL
LEVEL
Record
+10
0
0
Monitor
Phones
-15
+15
0
5
-15
Left
Right
O/P Level
Switch
Record
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
MUTE
Line
- 10 10
20
4060
40
HPF
-15
HF
+15
-15 +15
650
200
120
4k
1k
MID
2k
-15 +15
f
LF
L R
PAN
Record
+6
AUX
Mic
+6
FX
0
LM
0
0
3k
GAIN
500
Listen
5
5
0
10
10
MUTE
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
5
5
0
10
10
20
OUT
AUX
FOOTSWITCH
FX OUT/










