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Grace m908 User Manual

Grace m908
135 pages
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m908 User Manual, Rev. G
m908 multi channel monitor controller
user manual
Revision G / 01/27/2020
ACU Firmware version: 1.0.1
RCU Firmware version 1.0.1
Please visit https://gracedesign.com/support-documents/ for the latest m908 firmware and
documentation. See the Firmware Update Procedure section of this manual for details.
Grace Design, Lyons, CO / 1.303.823.8100
www.gracedesign.com / info@gracedesign.com
Page 1 of 135 Table Of Contents

Table of Contents

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Grace m908 Specifications

General IconGeneral
BrandGrace
Modelm908
CategoryController
LanguageEnglish

Summary

Safety and Support Information

General Safety Information

Details on indoor use, protection from liquids, electrical ratings, and environmental conditions.

Safety Marking Symbols

Explanation of symbols indicating important instructions and electrical shock hazards.

Overview of m908 Features

Key Features

List of primary features including DSP capabilities, input sources, and converter technology.

Installation and Connectivity

Connecting the m908

Detailed instructions for connecting power and audio interfaces.

Clock and Control Connections

Explanation of connections for remote control, word clock, and external talkback.

Operating the m908

Power Up Sequence

Steps for powering on the m908 and its associated components.

Input Selection and Summing

How to select and sum up to three input sources for monitoring.

DIM and X-FEED Functions

Controls for monitor dimming and headphone cross-feed simulation.

Bass Management

Configuration options for crossover frequencies and filter slopes.

Room Correction EQ

Details on using parametric EQ bands to correct frequency response.

Talkback System Operation

Configuring talkback sources, triggers, and routing options.

SOLO/MUTE Functionality

Using SOLO/MUTE switches to isolate or mute individual channels or groups.

Downmix Configuration

Using downmixers and templates for stereo output of surround sources.

Clocking and Synchronization

System clock operation, locking to external sources, and status indicators.

Error Messages

Reporting and troubleshooting of common ACU, PSU, and communication errors.

System Setup and Configuration

Workflow Setup

Creating, loading, and managing system presets (workflows).

Workflow Channel Setup

Assigning speakers, cue paths, talkback mics, and headphone status.

Workflow Load

Loading saved workflow presets into the m908 system.

Standard Channel Routing

Configuring signal routing for inputs, outputs, and meters.

Input Setup

Configuring input names, channel setup, level offset, sync delay, and clock override.

Room Correction Setup

Adjusting parametric EQ bands for speaker frequency response correction.

Monitor Control Setup

Configuring level control modes, speaker display, and headphone settings.

Talkback Setup

Configuring talkback mic gains, outputs, and monitor dim settings.

Clock Source Setup

Selecting the system clock source from various internal and external options.

System Setup

Configuring clock source, termination, optical input modes, and display settings.

Option Modules

USB Audio Setup

Windows USB ASIO Driver

Instructions for installing the Grace Design m908 USB ASIO driver.

Using The USB ASIO Driver

Operating the USB ASIO driver and its control panel settings.

Firmware Upgrades

Firmware Update Procedure

Step-by-step guide to updating ACU and RCU firmware via USB.

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