ALLEN & HEATH GR2

GR2 User Guide 21
Remote control
Zone level 0V = off, +10V DC = fully on Zin = 10k ohm
Source select Off = 0V, music1=+2V, music2=+4V, music3=+6V, music4=+8V Zin = 10k ohm
Utility switches Zone 1 page enable, zone 2 page enable, mic mute, mic priority, alarm
Held at +5V DC through diode and 10k ohm, switch to 0V (ground) to activate
DC voltage Internal +10V DC, max total current = 300mA (100mA per pin)
Protected against short circuit by a resettable fuse
Cable CAT5 UTP or STP, maximum recommended length 100 metres
Mechanical
Rack mount width 483mm (19”) Height 44mm (1.7”) 1U Depth 235mm (9.3”) *
Rack mount width 434mm (17”) Height 48mm (1.9”) Depth 235mm (9.3”) *
Weight Unpacked 3.6kg (8lb)
Note * Depth does not include connector plugs. Allow at least 75mm (3”) extra for the cables
SIGNAL DETECT
PAD
TRIM
-
+
MIC1
MIC2
MIC3
MIC4
MIC5
MIC6
LEVEL
PAD
TRIM
-
+
LEVEL
PAD
TRIM
-
+
LEVEL
PAD
TRIM
-
+
LEVEL
PAD
TRIM
-
+
LEVEL
PAD
TRIM
-
+
LEVEL
PK
sig
PAGE
EXPAND
-
+
HPF
MIC EQ
FHF
-
+
1 2 3456
PHANTOM POWER
PAGE EQ
+4/-10
LEVEL
PK
sig
L
R
MUSIC 1
LF
ZONE 1 EQ
HF
ZONE 2 MIX
MIC MIX
PAGE MIX
L
R
Z1 OUT
1R
1L
ABCD
GR2 AUDIO ZONE MIXER
( R - MUSIC 4 - L )
MIC1
SUB
EQ
LEVEL
L
R
MUSIC 2
LEVEL
L
R
MUSIC 3
Z2 OUT
AUX
AUX
Z2
ZONE 1 MIX
AUX MIX
PK
sig
PK
sig
PK
sig
PK
sig
PK
sig
PK
sig
PK
sig
PK
sig
PK
sig
MONO
FILTER ON
U
PAGE
V
MICS
X
Z2
W
-20dB
G
MIC1 PAGE
VCA
MUSIC 4
MIC MIX
PAGE
PAGE
DUCK
LEVEL
0-10V
O
REMOTE
S
MIC PRIORITY
REMOTE
H
UTILITY REMOTE
PAGE Z1 ENABLE
ZONE 1,2 REMOTE
PAGE Z2 ENABLE
MIC MUTE
MIC PRIORITY
ALARM MUTE
Z1 SOURCE SELECT 0-10V
Z1 LEVEL 0-10V
Z2 SOURCE SELECT 0-10V
Z2 LEVEL 0-10V
REMOTE ALARM INPUT
Z2
PRIORITY
L
T
MF
+
MIX
MIC MUTE
+
I
Z1
+
+
+
Z2
Z1
MUSIC 1
K
MUSIC 1
PRIORITY
+
Z2
Z1
+
Z2
Z1
MUSIC PRIORITY
Z2
MUSIC MIX
F
LOCAL
REMOTE
R
Z1
MIC MIX
LEVEL
0-10V
N
REMOTE LEVEL
E
LOCAL
REMOTE
+
+
+
Z1 OUT
MUSIC MUTE
< Z1 > < Z2 >
SOURCE SELECT
DUCK
SIGNAL DETECT
MUTE
LEVEL
MUTE
DUCKING
J
LONG RELEASE
M P
Z1 Z2
REMOTE
Q
MIX ALL (SELECT OFF)
MUTE
+4/-10
+4/-10
SOURCE
FOLLOW
Z1
FOLLOW
Z2
Z1
5
4
3
2
1
P
L
-
5
5
4
3
2
1
6
7
8
9
1
2
1
3
1
0
1
1
1
4
PL-12 WALL PLATE
PL-5 IR CONTROLLER
WALL PLATE DISABLE
Z2
Z1
Z2
Z1
WIRING OPTIONS
CAT5
LEVEL
SOURCE
+10V
0V
CUSTOM
REMOTE
WIRED
Z2 FOLLOW Z1
(ROOM COMBINING)