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ALLEN & HEATH GLD-080 - User Manual

ALLEN & HEATH GLD-080
17 pages
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ALLEN&HEATH GLD-080 service manual _1_1 1
Copyright©2012Allen&HeathLimited.Allrightsreserved
Allen&HeathLimited
KernickIndustrialEstate,Penryn,Cornwall,TR109LU,UK
ALLEN&HEATH
Service manual
GLD-080
DISTRIBUTION
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ALLEN & HEATH GLD-080 Specifications

General IconGeneral
TypeDigital Mixer
Channels48
Inputs - Line8
Outputs - Main2
Sampling Rate48 kHz
EffectsReverb, Delay, Modulation
I/O Expansion Slots2
DisplayTouchscreen
Fader Throw100 mm
Word ClockYes
Power SupplyInternal
EQ Bands4-band parametric
Dynamic ProcessingCompressor, Gate
Computer ConnectivityUSB
ConnectivityEthernet
Dante OptionYes
Inputs - Mic Preamps8

Summary

Limited One Year Warranty

Conditions of Warranty

Details warranty conditions for the equipment, including proper installation, operation, and authorized repair.

Parts Identification

Refers to a separate document for GLD-080 parts identification, available via Technical Resources.

Diagnostics

Repair involves diagnosing faulty PCBs or harnesses; the GLD SBC manages data flow.

Servicing Precautions - General Notes

Service personnel

Service work should be performed by qualified personnel due to mains power hazards.

Service facilities

Requires a clean, well-lit work surface and appropriate tools for safe servicing.

Service information

Emphasizes checking for the latest information from Allen & Heath before starting service.

Mains power

Instructs to connect to specified mains power types and use an isolation transformer.

Mains cord and fuse

Advises using correct power cords and fuses, and not tampering with ground connections.

Opening the unit

Details steps before opening, including switching off power and ensuring safety shields are in place.

Closing the unit

Covers post-service checks, cleaning, alignment, and configuration to prevent future failures.

Service Procedures and Guidelines

Testing the unit

Read safety instructions and test service work for successful completion before operating.

Shipping the unit

Use adequate packaging and handle the unit with care when lifting or moving.

Operation

Ensure correct console connection and mains voltage setting for local supply.

Fault finding

Trace signal flow via circuit path and block diagram for effective diagnosis.

Schematics Availability

States that Allen & Heath does not publish schematics for digital audio and control circuitry.

Parts Identification Document

Refers to a separately published document for parts identification for distributors.

Internal Component Identification

8 ch LCD AE8429

Identifies the 8 channel LCD module AE8429.

004-177 8 channel

Identifies the 8 channel board, part number 004-177.

004-176 12 channel

Identifies the 12 channel board, part number 004-176.

12 ch LCD AE8430

Identifies the 12 channel LCD module AE8430.

004-182 Bank Right 2

Identifies the Bank Right 2 module, part number 004-182.

004-179 fader slave

Identifies the fader slave module, part number 004-179.

004-181 Bank Mid 1

Identifies the Bank Mid 1 module, part number 004-181.

004-178 fader master

Identifies the fader master module, part number 004-178.

Disassembly Instructions

Remove rear screws

Instruction to remove the screws located on the rear of the unit.

Remove lower screws

Instruction to remove the screws located on the lower section of the unit.

Component Removal Steps

Lift rear section

Procedure to lift the rear section of the unit to access internal components.

Disconnect cable

Instruction to disconnect a specific cable during the disassembly process.

Internal Board Identification

004-276 Processor

Identifies the Processor board, part number 004-276.

SBC 004-191

Identifies the System Base Controller board, part number 004-191.

004-288 DSP mini backplane

Identifies the DSP mini backplane, part number 004-288.

004-186 Fan Controller

Identifies the Fan Controller board, part number 004-186.

PSU 004-282

Identifies the Power Supply Unit, part number 004-282.

004-184 Audio; Power

Identifies the Audio/Power interface board, part number 004-184.

004-173 DSP

Identifies the DSP board, part number 004-173.

Screen Removal Procedure

Warm the overlay

Use a heat source to warm the screen overlay before removal.

Push the centre of the screen

Press the center of the screen to detach it from the adhesive.

Screen Removal Steps

Support screen from rear

Support the screen from the rear as it detaches from the adhesive.

Remove screen

Complete the removal of the screen from the unit.

System Block Diagram Overview

Rear Base Components

Details components located in the rear base section of the system.

Top Surface Components

Details components located on the top surface of the system.

DC Power Wiring

Illustrates the DC power wiring connections and color codes.

DC Power Distribution

ATX Wire Colour Code

Lists the color codes for ATX wire connections.

Main AC to DC PSU

Details the main AC to DC Power Supply Unit (PSU).

Audio Top Board Connections

Shows connections for the Audio Top Board.

Local Audio & Power I;F Board

Details connections for the Local Audio & Power Interface Board.

Internal Board Connections

IGL DSP MINI BACKPLANE

Details connections for the IGL DSP Mini Backplane.

IGL DSP BOARD

Details connections for the IGL DSP Board.

FAN CONTROLLER BOARD

Details connections for the Fan Controller Board.

SBC Board

Details connections for the System Base Controller (SBC) Board.

PROCESSING & M3 BOARD

Details connections for the Processing & M3 Board.

PROCESSING LED BOARD

Details connections for the Processing LED Board.

Module Connections

TOUCH SCREEN

Details connections for the Touch Screen module.

IGL TFT RIGHT

Details connections for the IGL TFT Right module.

HEADPHONE BOARD

Details connections for the Headphone Board module.

12 CHANNEL LCD MODULE

Details connections for the 12 Channel LCD Module.

12 CHANNEL BOARD

Details connections for the 12 Channel Board.

BANK M

Details connections for the Bank M module.

8 CHANNEL LCD MODULE

Details connections for the 8 Channel LCD Module.

8 CHANNEL BOARD

Details connections for the 8 Channel Board.

BANK R

Details connections for the Bank R module.

M3 12 FADER MASTER

Details connections for the M3 12 Fader Master module.

8 FADER SLAVE

Details connections for the 8 Fader Slave module.

Board Interconnections

IGL DSP BOARD Connections

Shows connections for the IGL DSP Board.

PROCESSING & M3 BOARD Connections

Shows connections for the Processing & M3 Board.

LOCAL AUDIO & POWER I;F BOARD Connections

Shows connections for the Local Audio & Power Interface Board.

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