This manual covers the Allen & Heath DR-128, a 12-input, 8-output, 24-bit digital mix processor. Designed for professional audio applications, the DR-128 is engineered for reliability and precise audio control. Its robust construction and advanced digital processing capabilities make it a versatile tool for live sound, studio recording, and broadcast environments. This service manual provides comprehensive information to ensure optimal performance and longevity of your unit.
The purpose of this manual is to provide detailed guidance for the installation, operation, and servicing of the Allen & Heath DR-128. It is divided into two main sections. Section A, the Installation/User Guide, covers initial setup, calibration, and operational procedures. Section B, Service Information, details service procedures, spare parts, assemblies, and circuit board diagrams. This manual is intended for users, technicians, and service personnel to facilitate effective maintenance and repair.
Allen & Heath DR-128 12 IN 8 OUT
24-BIT DIGITAL
MIX PROCESSOR , Original Service Manual
• PDF format suitable for Windows XP, Vista, 7 , 8 and Mac
• Chassis & Electrical
• Wiring diagrams
• Most Complete Service Manual Available
• Numerous Illustrations & Schematics
• Technical Diagnostic Procedures
• Disassembly & Installation Procedures
• Written by the Manufacturer
• Used by the Dealership Technicians
• You can print the specific pages you need to accomplish the repairs required or print the whole manual
Section A: contains the INSTALLATION / USER GUIDE which includes
details of INSTALLATION, CALIBRATION and
OPERATION for the DR 128.
Section B: contains the SERVICE INFORMATION which includes
details of SERVICE PROCEDURES, SPARE PARTS &
ASSEMBLIES and CIRCUIT BOARD DIAGRAMS for the
DR 128
Allen & Heath DR-128 12 IN 8 OUT
24-BIT DIGITAL
MIX PROCESSOR , Original Service Manual
• PDF format suitable for Windows XP, Vista, 7 , 8 and Mac
• Chassis & Electrical
• Wiring diagrams
• Most Complete Service Manual Available
• Numerous Illustrations & Schematics
• Technical Diagnostic Procedures
• Disassembly & Installation Procedures
• Written by the Manufacturer
• Used by the Dealership Technicians
• You can print the specific pages you need to accomplish the repairs required or print the whole manual
Section A: contains the INSTALLATION / USER GUIDE which includes
details of INSTALLATION, CALIBRATION and
OPERATION for the DR 128.
Section B: contains the SERVICE INFORMATION which includes
details of SERVICE PROCEDURES, SPARE PARTS &
ASSEMBLIES and CIRCUIT BOARD DIAGRAMS for the
DR 128
