Allen&Heath GL4800 USER GUIDE - Manual (Page 16)

16 GL4800 User Guide
Meterpod Connector
R ecessed 16-pin dual row header for connection to the meterpod.
Local Stereo Monitor
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.
Headphones
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).
Matrix Output
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 Output
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-Track Return Input
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 Interface
Standard 5-pin 180' connectors for opto-isolated connection to other MIDI
equipment. A mute processor reset switch is provided.
Console DC Power Input
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. The standard power supply is the RPS11. Plug in a second
RPS11 if a redundant backup is required.
A chassis ground terminal post is provided. This connects to mains earth
through the power cable.
MONITOR 10 MONITOR 9
OUT2
MATRIX
9 AUX10
2 2
L R
FOR MATRIX/LR2 ON XLR + INSERTS =
MODE
OUT REV
AUX8 7 6 5
LOCAL
4 3 2 1
METERPOD
L
SEND
RET
INSERT
SEND
RET
INSERT
SEND
RET
INSERT
SEND
RET
INSERT
AUX
9
SEND
RET
INSERT
SEND
RET
INSERT
SEND
RET
INSERT
SEND
RET
INSERT
AUX
10
L2 R2
MTX
R
RETURN
2-TRACK
R
L
DC POWER IN A
(BACKUP)
B
INSERT INSERT INSERT INSERT GROUND
CHASSIS
RESET
THRU
MIDI
IN
OUT
(MAIN)