Allenheath ML4000 USER GUIDE Manual do Utilizador Página 1

USER GUIDE Publication AP4314 Dual Function Live Sound Console

10 ML4000 User Guide SYSTEM BLOCK DIAGRAM +-INPUTGAIN+48VPADSENDLF LM HFEQ IN4 BAND EQUALISERMETER+-RETURNINSERTPOST-EQPRE-EQPANBLENDMIXL RLRCPRE-INS

ML4000 User Guide 11 MIXSEND+-RETURNINSERTMUTEFADERMUTE GROUPSMODEMETERPEAKAFLAFL LOGICPANBLENDMAINMIXL RLR CLCR+TB ENABLEBALGRP OUT(1-8 ONLY)AFLL

12 ML4000 User Guide Technical Specifications 0dBu = 0.775 Vrms, +4dBu = 1.23 Vrms Operating Levels Channels...

ML4000 User Guide 13 The Range • ML4000-24 24 mono, 2 dual stereo inputs • ML4000-32 32 mono, 2 dual stereo inputs • ML4000-40 40 mono, 2 dual

14 ML4000 User Guide Connecting the Power Supply The ML4000 console range is supplied with the MPS14 power supply unit. A second MPS14 may be conn

ML4000 User Guide 15 Earthing The connection to earth (ground) in an audio system is important for two reasons: 1. SAFETY - To protect the operat

16 ML4000 User Guide Rear Panel Connections IN. XLR input for mic or line level signals. Pin 2 hot. Phantom power is fed to pins 2 and 3 through

ML4000 User Guide 17 STEREO IN. Each provides two balanced stereo inputs which can be selected independently or mixed into the channel, INPUT A o

18 ML4000 User Guide Audio Connector Types and Wiring

ML4000 User Guide 19 Gain Structure How the levels between the different signal stages are set up is referred to as the gain structure. For best per

2 ML4000 User Guide Introduction This user guide presents a quick reference to the ML4000. We recommend that you read this fully before starting.

20 ML4000 User Guide Control Layout STEREOGRP/AUX 2PADOO OO OO8VCAGROUP30405671020123405-6SIG10530401020304010200510505510PAFL0+6PKSAFE/EDITMUTEPANR

ML4000 User Guide 21 System Description MONO INPUT and EQ. The input preamp matches microphone or line level signals to the console. The sweepabl

22 ML4000 User Guide MONO INPUT and EQ +48V. Switches +48VDC to the channel input XLR for powering microphones or DI boxes that need phantom po

ML4000 User Guide 23 EQUALISER. The channel equaliser provides adjustment of 4 independent frequency bands. Each has cut/boost and frequency s

24 ML4000 User Guide GROUP / AUXILIARY SENDS These controls send the channel signal to the audio groups 1-8 and aux sends 1-12. They are the same

ML4000 User Guide 25 Internal Link Options Several link options are available to satisfy user preferences. These require removal of the console bas

26 ML4000 User Guide MAIN MIX and INPUT FADERS MAIN MIX. A single switch routes the channel signal to the 3 output main mix. Its balance and

ML4000 User Guide 27 SAFE / EDIT. This green LED has a different function according to console operating mode: Normal The LED lights when the ch

28 ML4000 User Guide Using LCRplus The ML4000 LCRplus system extends signal imaging beyond conventional LR and LCR panning by allowing full 3 speak

ML4000 User Guide 29 Positioning the Sound. Use the PAN and BLEND controls to position the sound within the LCR image. It is possible to dynam

ML4000 User Guide 3 Contents Introduction... 2 Warranty...

30 ML4000 User Guide STEREO INPUT and EQ Two dual input stereo channels are provided to the right of the master section on standard models. A fur

ML4000 User Guide 31 Using the Dual Inputs. The 2 (6 optional) stereo channels let you connect up to 4 (12 optional) stereo sources. Two sources

32 ML4000 User Guide GROUP / AUX 1-8 and AUX 9-12 MASTERS AUX/GRP MODE. This switch reverses the group fader and aux rotary master sections.

ML4000 User Guide 33 FADER MASTER. A 60mm smooth travel fader is fitted providing +10dB gain above the nominal 0dB operating position. These fa

34 ML4000 User Guide Configuring Groups and Auxes Decide the application of the console whether front-of-house or monitor or doing both jobs. Deci

ML4000 User Guide 35 MAIN MIX MASTERS Using the Engineers Wedge Monitor It is best to use the same type of monitor speaker as

36 ML4000 User Guide MATRIX and 2-TRACK 4 Matrix outputs are available. Each has 11 sources derived from group 1-8 and the LRC main mixes. Con

ML4000 User Guide 37 Using the Matrix The matrix provides 4 additional console outputs. It is a ‘mixer within a mixer’ taking its source from the g

38 ML4000 User Guide VCA GROUPS VCA Groups Explained VCA groups provide an important alternative to audio subgroups for simultaneously controlling

ML4000 User Guide 39 Using VCA Groups Use audio groups where you want to insert group signal processing or send groups of signals to the matrix. U

4 ML4000 User Guide This product complies with the European Electromagnetic Compatibility directives 89/336/EEC & 92/31/EEC and the European

40 ML4000 User Guide VCA GROUP FADER. The fader adjusts the level of all channels assigned to the group. The ‘0’ position is referred to as the ‘

ML4000 User Guide 41 MUTE GROUPS Mute Groups Explained A mute group lets you turn a selected combination of channels on or off with a single key p

42 ML4000 User Guide SNAPSHOT MEMORIES Snapshots Explained Note: This function is not available from the console control surface. It is an ‘extra’

ML4000 User Guide 43 HEADPHONES / LOCAL MONITOR and P/AFL SYSTEM The Console Monitor System The engineer is able to listen to any channel, mix

44 ML4000 User Guide PFL TRIM. Adjust this control to set the listening level of the PFL selection. Provides a range from -12dB attenuation to +6

ML4000 User Guide 45 OSC/NOISE GENERATOR WARNING: The generator is capable of producing a high level continuous signal. To

46 ML4000 User Guide INTERCOM INTERCOM TRIM. Adjusts the level of the intercom signal in the console headphones. This is not affected by the P

ML4000 User Guide 47 TALKBACK Using Talkback Talkback lets the operator talk to one or more console outputs, for example to commu

48 ML4000 User Guide The Meterpod The Console Meterpod The ML4000 continues the Allen & Heath tradition to provide full signal metering

ML4000 User Guide 49 GRP/AUX VU Meters 1-8. Illuminated moving coil VU (volume unit) meters display the output levels of mix 1 to 8. Depending on

ML4000 User Guide 5 Important Safety Instructions WARNINGS - Read the following before proceeding : ATTENTION: RISQUE DE CHOC ELECTRIQUE – NE PAS O

50 ML4000 User Guide MIDI The MIDI Cables Use standard 5-pin 180 degree DIN type male-to-male MIDI cables. These should be available

ML4000 User Guide 51 Channel Mutes Pressing any input or output channel MUTE switch transmits a MIDI Note On message. Similarly, receiving a MIDI

52 ML4000 User Guide Archiving the Console Settings The console settings can be saved to an external device such as a MIDI sequencer or data archive

ML4000 User Guide 53 Operating System Technical Support Operating Software Version Number You can check the current version number of the ML4000 sof

54 ML4000 User Guide USER NOTES :

ML4000 User Guide 55 STEREOGRP/AUX 2PADOO OO OO8VCAGROUP30405671020123405-6SIG10530401020304010200510505510PAFL0+6PKSAFE/EDITMUTEPANRL=LR CMETUPAFLS

56 ML4000 User Guide Visit Allen & Heath : http://www.allen-heath.com http://www.mlseries.com ML4000 User Guide

6 ML4000 User Guide Important Mains Plug Wiring Instructions. The power unit is supplied with a moulded mains plug fitted to the AC mains power lead

ML4000 User Guide 7 ML4000 Key Features The Allen & Heath ML4000 is a large format VCA equipped dual function live sound console providing many

8 ML4000 User Guide QUICK START SHEETConfigure the Mode Switches : Use a pen or pointed object to select the underpanel mode switches. FRONT-OF

ML4000 User Guide 9 How to Assign a VCA or MUTE GROUP : 1. Press EDIT GROUP. The key flashes. 2. Press MUTE on the master you want to edit. It fl