Allen & Heath 14 XB-14 MK2 User Guide
BLOCK DIAGRAM
+
-
GAIN
HM HF
3 BAND EQUALISER
MONO CHANNEL
XB-14 MK2 BLOCK DIAGRAM
100Hz
MIC IN
PP
FADER
PFL
PEAK
AUX
LF
R
L
R
L
GAIN
+
-
LINE IN
+ 48V
INSERT
PAN
L INSERT
R INSERT
FADER
L
R
MAIN PGM
HPF
MAIN PGM
GLOBAL 48V SWITCH
AUX OUT
+4dBu
PRE
SIGNAL
METER
SWITCH
LOGIC
+
-
LEVEL
HPF
2 BAND FILTER
LPF
FADER
PFL
PEAK
PAN
SIGNAL
METER
SWITCH
LOGIC
CLEANFEED + COMMS
TALK
COMMS MIC INPUT
CLEANFEED SOURCE
MONO PGM - T1
TELCO CHANNEL (T1)
A/B
GAIN
HF
2 BAND EQUALISER
LF
FADER
PFL
PEAK
AUX
ON
PAN
PRE
SIGNAL
METER
SWITCH
LOGIC
USB
RETURN
ST6
ST2&4
ST1,3,5&7
STEREO CHANNEL
MIX B
MIX B
MIX B
MONO PGM
R
L
USB RTN
AUX
MIX B
USB RTN
EXT MON
EXT MON
METERS
PHONES
LEVEL
HEADPHONES
PFL
PRIORITY SWITCHING
AUX + MONO
MIX B
USB STEREO I/O
USB
RETURN
USB DEVICE
PRIORITY SWITCHING (OPTION FOR ADDITIVE MIX)
MIX B LEVEL
PFL ACTIVE
CRM
CRM
R
L
DIM
CUT/DIM
SPEAKERS
CRM
SPEAKERS
CRM
HEADPHONES
GUEST
HEADPHONES
GUEST
PFL TO GUESTS
ENABLE
MIC CHANNELS
1 - 4 PREFADE
TALK
TO GUEST
TALKBACK
R
L
OUT
AUDITION
CUT CRM SPKRS
FROM MIC FDRS
REMOTE INTERFACE
MIX B OUT
0dBu
MIX B
AUX
MONO PGM
R
L
EXT MON IN
LOW= FADER UP
LOW= FADER UP
PULSE LOW = START
PULSE LOW = STOP
M1 FADER UP LOGIC
M2 FADER UP LOGIC
M3 FADER UP LOGIC
M4 FADER UP LOGIC
T1 FADER UP LOGIC
T2 FADER UP LOGIC
ST1 START PULSE
ST1 STOP/CUE PULSE
ST2 START PULSE
ST2 STOP/CUE PULSE
ST3 START PULSE
ST3 STOP/CUE PULSE
ST4 START PULSE
ST4 STOP/CUE PULSE
1
9
2
10
3
11
4
12
5
13
6
14
7
15
GROUND
ST5 START PULSE
ST5 STOP/CUE PULSE
8
ST6 START PULSE
ST6 STOP/CUE PULSE
ST7 START PULSE
ST7 STOP/CUE PULSE
MUTE_M1
MUTE_M2
MUTE_M3
MUTE_M4
1
9
2
10
3
11
4
12
5
13
6
14
7
15
8
CUT CRM SPEAKERS (INPUT)
GROUND
N/C
MUTE_T1
REMOTE B REMOTE A
REMOTE MUTE
MUTE
AUX - T1
AUX
MUTE_T2
ON
ON
MUTE
MUTE
M
DISABLE ON
DISABLE ON
DISABLE ON
ON ON ON ON ON ON ON ON ON ON ON ON
DISABLE ON SWITCHES
MONO INPUTS
1234
(MAKE PERMANENTLY ON)
T1 T2 1 2 3 4
STEREO INPUTS
+ 15V
-15V
GND
LEFT METER (POST FADE PGM L)
RIGHT METER (POST FADE PGM R)
GND
GND
GND
1
2
3
4
5
6
7
8
9
D SUB 3 (METERS)
STANDARD OPERATION
OPTIONAL OPERATION
+10V
MONO CHANNEL
TALK SELECTION
OUT
MONO CHANNEL
TALK SELECTION
LEDs FOLLOW SWITCH
DISABLE STEREO
MUTE CIRCUIT (JAM ON)
FACTORY SET TO M1
CAN BE CHANGED
AT SERVICE CENTRE
FACTORY SET TO M1
CAN BE CHANGED
AT SERVICE CENTRE
BUT
(LED'S ALWAYS ON)
ON ALL 4 STEREO CHs
EXT METER
AUDITION LEVEL
0dBu
AUDITION
AUD
AUD
USB RTN
AUX
MIX B
USB RTN
EXT MON
EXT MON
AUD
AUX
AUX
AUD
AUD
AUD
MIX B
AUD
OPTION
AUX
PRE
OPTION
AUD
AUDITION - T1
OPTION
AUD
OPTION
Move 4 jumpers on first three
stereo channels to mix input
sources ST1&2, ST3&4 and
ST5&6(USB).
PRIORITY SWITCHING (OPTION FOR ADDITIVE MIX)