ALLEN & HEATH GL4000 Service Manual

ALLEN & HEATH
3L4DSM2
CONTENTS
SECTION A
TECHNICAL DESCRIPTION ............................................................................................ 2
STANDARD CONSOLE FORMATS & OPTIONS ............................................................. 3
GL4000 DIMENSIONS FOR FLIGHTCASING .................................................................. 4
GL4000M DIMENSIONS FOR FLIGHTCASING ............................................................... 5
SPECIFICATION ............................................................................................................. 6
CONNECTIONS .............................................................................................................. 7
REMOVING A CHANNEL, GROUP, L/R, MONO or MASTER CIRCUIT BOARD ............. 8
REMOVING THE MICRO CIRCUIT BOARD ..................................................................... 9
REMOVING A CONNECTOR CIRCUIT BOARD .............................................................. 10
ASSIGNING AN INPUT CONNECTOR BOARD (CHANNEL MUTE ASSIGNMENT) ......... 11-12
INTERNAL LINK OPTIONS ............................................................................................. 13
ORDERING SPARE PARTS AND ASSEMBLIES ........................................................... 14-15
ORDERING A SPARES KIT ............................................................................................ 16-18
SECTION B
GL4000-8M/4SM EXPANDER FITTING INSTRUCTIONS .................................................
GL4000 SYS-LINK FITTING INSTRUCTIONS ..................................................................
GL4000 SYS-LINK APPLICATIONS NOTE ......................................................................
METERBRIDGE FITTING INSTRUCTIONS ......................................................................
SECTION C
TECHNICAL BULLETIN ................................................................................................... AHTB96010
FRONT PANEL LAYOUT ................................................................................................
REAR PANEL LAYOUT ..................................................................................................
BLOCK DIAGRAM - MONO / STEREO INPUT & TALKBACK .........................................
BLOCK DIAGRAM - GROUP / AUX / MATRIX / LR / MONO / 2 TRACK ..........................
BLOCK DIAGRAM - MUTE MICROPROCESSOR ...........................................................
INTERNAL LAYOUT ........................................................................................................
MONO INPUT PCB COMPONENT IDENT ....................................................................... AG2621
MONO INPUT PCB CIRCUIT DIAGRAM .......................................................................... C2621
MONO INPUT CONNECTOR PCB COMPONENT IDENT ................................................ AG2622
MONO INPUT CONNECTOR DIAGRAM sheet 1 ............................................................. C2622
MONO INPUT CONNECTOR DIAGRAM sheet 2 ............................................................. C2622
STEREO INPUT PCB COMPONENT IDENT ................................................................... AG2619
STEREO INPUT PCB CIRCUIT DIAGRAM ...................................................................... C2619
4 MONO 4 STEREO INPUT CONNECTOR PCB COMPONENT IDENT ........................... AG3122
4 MONO 4 STEREO INPUT CONNECTOR CIRCUIT DIAGRAM sheet 1 ......................... C3122
4 MONO 4 STEREO INPUT CONNECTOR CIRCUIT DIAGRAM sheet 2 ......................... C3122
STEREO INPUT CONNECTOR PCB COMPONENT IDENT ............................................ AG3123
STEREO INPUT CONNECTOR CIRCUIT DIAGRAM sheet 1 ........................................... C3123
STEREO INPUT CONNECTOR CIRCUIT DIAGRAM sheet 2 ........................................... C3123
4 STEREO 4 MONO INPUT CONNECTOR PCB COMPONENT IDENT ........................... AG2620
4 STEREO 4 MONO INPUT CONNECTOR DIAGRAM sheet 1 ........................................ C2620
4 STEREO 4 MONO INPUT CONNECTOR DIAGRAM sheet 2 ........................................ C2620
GROUP LEFT/RIGHT PCB COMPONENT IDENT ........................................................... AG2623

ALLEN & HEATH GL4000 Specifications

General

Type	Analog Mixing Console
Groups	8
Faders	100mm
Frequency Response	20Hz - 20kHz
Channels	40
Mic/Line Inputs	40
EQ	4-band with 2 sweepable mids
Direct Outputs	Yes
Phantom Power	Yes
Metering	LED
Total Harmonic Distortion	< 0.005% at 1kHz
Noise (EIN)	-128dB
Dimensions	Varies depending on frame size. e.g., 40 channel: 1367mm (W) x 724mm (D) x 223mm (H)