Allen&Heath GL4000 USER GUIDE - Manual (Page 13)

12
M
ETERPOD
C
ONNECTOR
Recessed 16-pin dual row header for connection to the meterpod.
L
OCAL
S
TEREO
M
ONITOR
For connection to a stereo amplifier/speaker system for LR, AFL/
PFL monitoring local to the console.
3-pole 1/4" jack sockets (tip = hot). Impedance matched 50ohm
0dBu nominal line level.
H
EADPHONES
Connections for 2 stereo headphones >8ohms. One connector is
on the front panel, the other is concealed under the armrest.
3-pole 1/4" jack sockets (tip = left, ring = right).
M
ATRIX
O
UTPUT
3-pole 1/4" jack socket (tip = hot). Impedance balanced 50ohm
0dBu nominal line level.
Can swap with the aux output XLRs and inserts to drive long cable
runs without loss or interference, and to insert external signal
processing devices such as graphic equalisers and delays.
LR2 O
UTPUT
Secondary LR output for 2-track recording, broadcast or additional
speaker and zone feeds.
3-pole 1/4" jack socket (tip = hot). Impedance balanced 50ohm
0dBu nominal line level.
Can swap with the aux output XLRs and inserts to drive long cable
runs without loss or interference, and to insert external signal
processing devices such as graphic equalisers and delays.
2-T
RACK
R
ETURN
I
NPUT
For connection to 2-track playback equipment such as cassette,
DAT or CD players.
3-pole 1/4" jack sockets (tip = signal). Unbalanced 50ohm. +10dB
maximum gain allows connection to low and high level equipment.
MIDI I
NTERFACE
Standard 5-pin 180' connectors for opto-isolated connection to
other MIDI equipment. A mute processor reset switch is provided.
C
ONSOLE
DC P
OWER
I
NPUT
The console connects to a separate power supply unit via a 10-pin
circular connector cable. Connect only the Allen & Heath power
unit supplied with the console.
A chassis ground terminal post is provided. This connects to mains
earth through the power cable.