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Euphonix MADI Converters Operation Manual

 

MI715/MO705 Converters Features

8

Ϯ

.

ϯ

MI715/MO705

 

Front

 

Panel

This

 

section

 

discusses

 

both

 

front

 

panels

 

and

 

notes

 

their

 

few

 

differences.

Trim

 

Pots

 

Access:

 

One

 

trim

 

pot

 

adjuss

 

the

 

maximum

 

analog

 

input/output

 

level

 

of

 

channels

 

1–8

 

in

 

2

dB

 

steps

 

between

 

+12

 

and

 

+26

 

dBu.

 

Sample

 

Rate

 

LEDs:

 

These

 

LEDs

 

indicate

 

the

 

sample

 

rate

 

to

 

which

 

the

 

converter

 

is

 

cur

rently

 

locked.

 

Sample

 

rates

 

are

 

auto

sensed

 

but

 

can

 

be

 

manually

 

selected

 

on

 

the

 

AM713.

 

Supported

 

sample

 

rates

 

are

 

96

 

kHz,

 

88.2

 

kHz,

 

48

 

kHz,

 

44.1

 

kHz,

 

and

 

Custom

 

rates

 

from

 

external

 

sources.

Sample

 

Rate

 

Source

 

LEDs:

 

These

 

LEDs

 

indicate

 

the

 

format

 

of

 

the

 

Sample

 

Rate

 

Source

 

to

 

which

 

the

 

converter

 

is

 

currently

 

locked.

 

Sample

 

Rate

 

Source

 

can

 

be

 

auto

sensed

 

or

 

manually

 

selected.

 

If

 

an

 

external

 

source

 

is

 

not

 

detected,

 

the

 

MI715

 

reverts

 

to

 

Internal

 

sync;

 

the

 

MO705

 

mutes

 

its

 

outputs.

 

If

 

a

 

manually

 

selected

 

source

 

is

 

not

 

present,

 

the

 

Sample

 

Rate

 

Source

 

indicator

 

blinks.

AES

:

 

Sample

 

Rate

 

locked

 

to

 

AES

 

Input.

Word

:

 

Sample

 

Rate

 

locked

 

to

 

Word

 

Clock

 

Input.

Internal

 

(MI715

 

only):

 

Sample

 

Rate

 

locked

 

to

 

its

 

own

 

internal

 

crystal.

MADI

 

(MO705

 

only):

 

Sample

 

Rate

 

locked

 

to

 

MADI.

Auto:

 

Sample

 

Rate

 

Source

 

has

 

been

 

auto

sensed.

These

 

LEDs

 

appear

 

in

 

the

 

same

 

order

 

in

 

which

 

signals

 

are

 

tested

 

for

 

their

 

presence.

 

This

 

detection

 

procedure

 

occurs

 

when

 

the

 

converters

 

are

 

powered

 

on.

 

The

 

Sample

 

Rate

 

(MI715

 

only)

 

and

 

Sample

 

Rate

 

Source

 

can

 

also

 

be

 

selected

 

manually.

Manual

 

Se

lection

 

Buttons:

 

The

 

button

 

below

 

each

 

Sample

 

Rate

 

LED

 

row

 

manually

 

selects

 

the

 

sample

 

rate.

 

The

 

MI715

 

also

 

allows

 

manual

 

selection

 

of

 

the

 

Sample

 

Rate

 

Source.

Power

 

Switch:

 

On/Off

 

switch.

NOTE:

There

 

are

 

no

 

user

serviceable

 

parts

 

in

 

the

 

converters.

Summary of Contents for MADI MI715

Page 1: ...ES to MADI MO705 MADI to Analog AES Document Revision 1 1 Release Date Jan 2009 Part Number 840 10631 01 Euphonix Inc 220 Portage Ave Palo Alto California 94306 Phone 650 855 0400 Fax 650 855 0410 e mail info euphonix com Web http www euphonix com ...

Page 2: ...ce or obligation System 5 S5 Max Air PatchNet eMix EuCon R 1 Audio Deck Studio Hub are trademarks of Euphonix Inc 2002 Euphonix Inc All rights reserved worldwide No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language in any form by any means without written permission from Euphonix Inc ...

Page 3: ...2 Power On Sequence 5 1 3 Safety and Precautions 5 1 3 1 220 230 240 VAC Operation 5 Chapter 2 MI715 and MO705 Converters 7 2 1 Features 7 2 2 Applications 7 2 3 MI715 MO705 Front Panel 8 2 4 MI715 Rear Panel 9 2 5 MO705 Rear Panel 11 2 6 Synchroniztion 12 2 6 1 MI715 12 2 6 2 MO705 12 2 7 Specifications 13 ...

Page 4: ... the input s complete dynamic range Each main AES EBU input is automatically evaluat edforsample rateconversion The incoming sample rate is compared with the internal rate If they are the same no conversion occurs If the rates differ sample rate con version is activated and persists until a new input is applied or the internal sample rate changes The sample rate conversion range is 32 56 kHz In ad...

Page 5: ...AC settings The converters preserve their signal quality using linear power supplies that must be manually switched between 115 and 230 VAC The units are shipped set for 115 VAC Move the red two position switch near the power entry module of the converters to the 230 VAC position down for 220 230 240 VAC operation Each unit uses a 0 630 A fuse for 115 VAC operation To operate at 220 230 or 240 VAC...

Page 6: ...it is the responsibility of the user to select an approved power cord with proper construction material current capacity flexibility and strength characteristics Cooling We strongly recommend providing adequate ventilation to the converters particular ly when installed in a rack The MI715 and MO705 converters in particular should have space left above and below every two units so heat can properly...

Page 7: ...k external sync inputs on both units provide synchronization to digital systems Sample Rate Source and Sample Rate are automatically sensed by both units Supported sample rates include 44 1 48 88 2 and 96 kHz In addition pull up and pull down rates for the standard sample rates as well as custom sample rates are available Ϯ Ϯ Applications In addition to their standard use in a Euphonix digital sys...

Page 8: ...nsed or manually selected If an external source is not detected the MI715 reverts to Internal sync the MO705 mutes its outputs If a manually selected source is not present the Sample Rate Source indicator blinks AES Sample Rate locked to AES Input Word Sample Rate locked to Word Clock Input Internal MI715 only Sample Rate locked to its own internal crystal MADI MO705 only Sample Rate locked to MAD...

Page 9: ...s on XLR connectors Input sen sitivity is set from the front panel AES EBU Digital Input female XLR 8 Stereo AES EBU digital input on XLR connectors Parallel AES EBU Digital Inputs female DB25 Two 8 channel digital connectors function in parallel with XLR digital inputs and should not be used simultaneously AES Sync In female XLR Master clock input for the converter when using AES as Sam ple Rate ...

Page 10: ...Euphonix MADI Converters Operation Manual MI715 MO705 Converters Features 10 MADI Out BNC Outputs the digital audio signal 1 8 Analog inputs 9 24 AES inputs ...

Page 11: ...R 8 Stereo AES EBU digital outputs on one XLR connector Parallel AES EBU Digital Outputs female DB25 Two 8 channel digital connectors function in parallel with XLR digital outputs and the two outputs should not be used simultaneously See Figure 3 5 on page 33 for pinout diagram AES Sync In female XLR Master clock input for the converter when using AES as the Sample Rate Source AES Sync Thru male X...

Page 12: ...its internal clock derived from on board volt age controlled crystal The default internal Sample Rate of the MI715 is 48 kHz This default internal rate can be overridden with the Sample Rate button on the front panel of the MI715 directly below the Sample Rate LEDs to 44 1 48 or 96 kHz Ϯ ϲ 2 MO705 The MO705 detects Sample Rate and Sample Rate Source like the MI715 with the following two difference...

Page 13: ...y 12 to 5 Audio Inputs 8 analog 16 AES 8 AES Pairs Analog Inputs 1 8 Electronically balanced XLR 20 k input impedance Level for 0 dBFS Adjustable between 12 and 26 dBu in 2 dB steps Signal to Noise Ratio 105 dB unweighted THD 0 0005 Frequency Response 1 kHz 4 dBu 0 25 dB 20 Hz 20 kHz 48 kHz 2 5 dB 20 Hz 40 kHz 96 kHz CMRR 50 dB 20 Hz 20 kHz Crosstalk 110 dB 1 kHz 100dB 20 Hz 20 kHz Group Delay 41 ...

Page 14: ...s 1 8 Electronically balanced XLR 200 output impedance Level for 0 dBFS Adjustable between 12 and 26 dBu in 2 dB steps Signal to Noise Ratio 101 dB unweighted THD 0 0003 Frequency Response 1 kHz 4 dBu 0 25 dB 20 Hz 20 kHz 48 kHz 2 5 dB 20 Hz 40 kHz 96 kHz CMRR 50 dB 20 Hz 20 kHz Crosstalk 110 dB 1 kHz 100 dB 20 Hz 20 kHz Group Delay 28 2 Fs 588 s 48 kHz AES Outputs 9 24 AES on XLR transformer isol...

Page 15: ... MO705 Converters Features 15 IM715 MO705 Technical Specifications Power Requirements 110 115 VAC or 220 230 240 VAC 50 or 60 Hz Power Consumption 50 W Temperature of Operation 5 35 C Dimensions Height 3 5 in Width 19 in Depth 18 25 in Weight 17 lb ...

Page 16: ... Manual written by Jay Spears and Eddie Jones Note This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy ...

Page 17: ... s instructions 8 Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third groundingprong Thewiderbladeorthethirdprongareprovidedforyour...

Page 18: ... supply cord shall remain readily operable 19 This unit is provided with a power supply cord set suitable for 120V AC input only for U S A and Canada For other than U S A and Canada a qualified person must provide for use with this unit an appropriate approved power supply cord set which is in compliance with the end use country requirements and has a minimum cross sectional area of 1 0mm2 20 For ...

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