Midas DL252 User Manual download pdf (Page 16)

16 DL251 Audio System I/O

MUSIC Group IP Limited

DL251/DL252 Introduction

DL251

DL252

1. Introduction

Welcome!

Thank you for purchasing a DL251/DL252 Audio System I/O.

The DL251 and DL252 Audio System I/Os are 19” rack units

designed for use with Midas digital systems.

Your DL251/DL252 Audio System I/O was conceived by Midas

to offer audio professionals high-performance audio

equipment, designed to provide no-compromise sonic quality

with a feature set that offers all essential facilities and

functions. It represents the very best of British design and

engineering combined with contemporary, efficient

manufacturing methods, and will give you many years of

reliable service.

So, to obtain the best results with a minimum of effort, please

read this operator manual and, finally, enjoy your Midas

DL251/DL252 Audio System I/O!

Key features

The DL251/DL252 Audio System I/Os have the following key

features:

• Mic/line inputs The DL251 has 48 mic/line inputs and the

DL252 has 16 mic/line inputs.

• Line outputs The DL251 has 16 outputs and the DL252

has 48 outputs.

• Operator interface A series of sections on the front panel

have LEDs to convey operating/configuration status to the

operator. Some sections have a configuration button for

setting up the unit’s parameters, such as clock source,

sample rate, etc.

• MIDI Both units have in, out and thru MIDI sockets

supplied as standard. (For use with Midas consoles only.)

• AES50 Three AES50 inputs/outputs provide connection

to the console/snake via EtherCon® XLRs, which are

configured for N+1 cable redundancy.

• Sample rate Switchable between 96kHz and 48kHz

sample rates.

• Ethernet An Ethernet control socket on the rear panel

allows Ethernet control via Cat 5e cable up to 100 m long.

• A/D Analogue to digital conversion is by default 24-bit,

96kHz.

• Gain range From -2.5dB to +45dB in 2.5dB steps.

• Mute A MUTE button on the rear panel will mute all

outputs simultaneously for on-stage patching, if held in for

longer than one second.

• Boot mode A recessed boot mode button on the rear

panel selects between normal operation and a service

personnel-only configuration boot mode.

• Diagnostics A D-type connector on the rear panel allows

diagnostics (by service personnel only) to be carried out on

the unit.

• Power supplies Dual redundant power supplies, each

with dual locking mains connectors.

About this manual

This is the operation manual for the DL251 Audio System I/O

and DL252 Audio System I/O. It is intended to help get your

unit installed and in operation as quickly as possible by giving

you unpacking, installation, connection, setting up and

operating instructions. To help familiarise you with the

DL251/DL252 there is a description of the front and rear

panels, along with easy-to-follow user instructions.

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Midas DL252 User Manual Page 16

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