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Lectrosonics DM1612 - User Manual

Lectrosonics DM1612
48 pages
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Reference Manual for Operation
Rio Rancho, NM – USA
Reference Manual
DM Series Digital Audio Processors
models
DM812, DM1612, DM1624
www.lectrosonics.com

Table of Contents

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Summary

Important Safety Instructions

General Overview

Signal Flow

Explains the three stages of DM processor operation: Input, Matrix, and Output.

Input Processing

Input Gain, Delay, and Filters

Covers input gain, digital delay, and six digital filters for signal conditioning.

Input Compressor and ADFE Filters

Explains the input compressor stage and automatic digital feedback eliminator filters.

Digital Matrix

Automixer Cell and Crosspoint Gain

Details the core automixer cell and crosspoint gain adjustments.

Mixing Mode

Explains the four available modes (Auto, Direct, Override, Background) for the automixing algorithm.

Output Processing

Output Source Selection

Describes selecting signal sources like matrix, pink noise, or tone generator for outputs.

Mic;line Output Channels

Explains the attenuator for reducing line output to mic level.

Output Signal Processing Stages

Output Delay and Filters

Details output delay for time alignment and filters for equalization.

Output Compressor, Limiter, and Gain Control

Explains compressor, limiter, and output gain/level indicator functions.

Hardware Front Panels

Hardware Rear Panels

LCD Interface

Operation with Front Panel Controls

Describes making adjustments using the front panel LCD without a computer.

Boot Sequence Screens

Details the screens displayed during the unit's boot sequence.

Menus and Screens Navigation

Top Menu and Setup Menu

Describes navigating the main menu structure and selecting setup items.

Setup Screens and Back Button

Explains how to view settings on setup screens and use the 'Back' button.

Input Setup Configuration

Input Selection and RP Gain

Selecting input channels and adjusting rear panel gain.

Input Gain, Mute, Phase, and Phantom Power

Adjusting input gain, mute, phase inversion, and phantom power.

Matrix Crosspoint Setup

Crosspoint Selection and Mix Mode

Selecting crosspoints and setting their mix mode.

Crosspoint Gain and Mute

Adjusting crosspoint gain and mute status.

Output Setup Configuration

Output Selection and RP Gain

Selecting output channels and adjusting rear panel gain.

Output Source, Level, and Gain

Setting output source, mic/line level, and gain.

Output Mute Control

Controlling the mute state of selected output channels.

Preset Setup and Management

Preset Control Screens Overview

Explains the two-step sequence required to make permanent changes to presets.

Preset Control Functions

Details functions for powerup default, factory reset, storing, and recalling presets.

System Information and Settings

System Information and SysInfo Navigation

Accessing system info and understanding the SysInfo screen.

General Settings and Mode Selection

Configuring general settings and selecting MASTER or SLAVE mode.

Stacking Multiple Units

Instructions for configuring and verifying stacked units.

Front Panel Control Lockout

Lockout Setup and Passcode Entry

Process for entering the passcode to lock or unlock controls.

Passcode Management

Changing the Passcode

Steps to change the existing passcode for front panel control lockout.

Restoring the Default Passcode

Procedure to reset the passcode to the factory default.

Utility Screens and Port Settings

Command View Screen

Utility screen for verifying serial commands and troubleshooting.

Serial Port Speed Adjustment

How to adjust the serial port baud rate for RS232 communication.

Leaving the Top Menu

How to exit the menu system and return to the boot screen.

Installing LecNet2 Software and USB Driver

Installing LecNet2 Software

Step-by-step instructions for installing the LecNet2 software package.

First Time USB Driver Installation

Procedures for installing the LecNet2 USB driver using the Found New Hardware Wizard.

Installing the LecNet2 USB Driver

Details the methods for connecting a computer via USB or RS-232.

Installing Additional LecNet2 Devices

USB Driver Installation (Windows 2000)

First Time Installation (Windows 2000)

Initial installation steps for the Lecnet2 USB driver using the Wizard.

Firmware Updates

Using the Update Wizard

Guides users through the firmware update process via USB.

Serial Interface & Control Commands

DM1624 General and Input Commands

Lists general commands and details for input parameters like gain, delay, and mute.

Input Activity, Clipping, and Delay Settings

Commands to check input activity, clipping, and set input delay.

Input Channel Configuration Commands

Commands for input label, level, mute, gain, and phase settings.

Input Phantom Power and Crosspoint Commands

Commands for input phantom power and matrix crosspoint settings.

Crosspoint Mute and Output Commands

Commands for crosspoint mute and various output parameters like delay and gain.

Output Configuration Commands

Commands for output label, level, mic/line status, mute, and source selection.

DM1624 Input Compressor Commands

Details commands for controlling input channel compressor settings.

DM1624 Output Compressor Commands

Details commands for controlling output channel compressor settings.

Output Compressor Threshold Level

Command to read or set the output compressor threshold level.

DM1624 Output Limiter Commands

Details commands for controlling output channel limiter settings.

DM1624 Programmable I;O Commands

Details commands for managing programmable inputs and outputs.

Programmable Output Commands and Rear Panel Controls

Commands for programmable output timing and rear panel settings.

Rear Panel Input Gain Commands

Commands for setting rear panel input gain, minimum, preset, and step.

Rear Panel Output Gain Commands

Commands for setting rear panel output gain, minimum, preset, and step.

Rear Panel Settings Restore and Save

Commands to restore and save rear panel settings.

DM1624 ADFE Commands

Details commands for controlling ADFE (Automatic Digital Feedback Elimination).

ADFE Filter Numbers and Frequencies

Macros and Macro Control

Macro Overview and Advantages

Overview of macros, their advantages, and storage.

Macro Editor and Recorder

Describes tools for creating, editing, and capturing macros.

Rear Panel Control - Hardware

Programmable Inputs and Outputs

How programmable inputs and outputs function in the hardware.

Rear Panel Gain Control Function

Explains rear panel gain and its use as a variable attenuator.

Limited One Year Warranty

Lectrosonics DM1612 Specifications

General IconGeneral
Bit Depth24-bit
DSPYes
Sample Rate48 kHz
ControlEthernet
Audio Bandwidth20 Hz to 20 kHz
Dynamic Range>110 dB
Dimensions1.75 x 5.25 inches