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Alesis ALESIS M20 owner manual CE Declaration of Conformity

Models: ALESIS M20

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Safety Notices

CE DECLARATION OF CONFORMITY

Manufacturer’s Name:	Alesis Corporation
Manufacturer’s Address:	1633 26th Street
	Santa Monica, CA 90404
	USA
declares, that the product:
Product Name:	M20
Product Type:	Modular Digital Multitrack Recorder
conforms to the following Standards:
Application of Council Directive:	89/336/EEC; 73/23/EEC
Safety:	EN 60 065
	(1993) First Edition, Amendment No.1 (1994)
EMC:	EN 55022:1988 Class A
	IEC 801-2:1991 2nd Edition, 4kV direct,
	8kV air
	IEC 801-3:1984 2; 3V/m 150MHz-1GHz
	IEC 801-4:1988 1st Edition 2; 1kV, 0.5kV
	All tests were performed with fully-shielded
	cabling.
European Contact:	Sound Technology
	17 Letchworth Point, Lechworth,
	Hertfordshire, SG6 1ND, England.
	Phone: +44.1462.480000
	Fax: +44.1462.480800
April, 1998

xii	ALESIS M20 REFERENCE MANUAL 1.06

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Alesis ALESIS M20 owner manual CE Declaration of Conformity

Contents

Alesis M20 Professional 20-BIT Digital Recorder Alesis M20 Reference Manual Table of Contents Track Record Enabling and Monitoring Table of ContentsTape Formatting Digital/Analog Input Selection and RoutingMidi Functions AutolocationVarispeed SMPTE, Sync, and Offset Functions Utility MenuLRC Remote Control Tutorials and Applications M20 Smpte Synchronization OverviewTime Code Tutorial Maintenance and TroubleshootingUsing The M20 Data Section Of Tape M20 Hidden FunctionsTable of Contents Please Follow These Precautions When Using this Product Important Safety Instructions and ComplianceSafety Symbols Used in this Product Viii Instructions DE Sécurité Importantes Symboles Utilisés Dans CE ProduitSafety Notices Safety Notices ICES-003 Issue CE Declaration of Conformity M20 Highlights OVERVIEW, SETUP, and BasicsChapter Unpacking and Inspection AC Power HookupOverview, Setup and Basics, Chapter Line Conditioners and Protectors About Audio CablesUSE the Right Tape BackupBasic Audio Hookup Preparing the Tape Prior to USEAvoid Electromagnetic Interference Overview, Setup and BasicsOperating Environment M20 Front Panel Control and Connector Basics About the Front PanelControl and Connector Basics, Chapter M20 Rear Panel with optional EC-1 AES/EBU CardAbout the Rear Panel 2G Video in and Thru 2L Power2I Midi in and OUT 2H Adat Sync in and OUTEditing M20 Operating Parameters KeypadEditing M20 Parameters, Chapter To customize the default set of names1F ENTER/NAME 1I Entering Parameter Values 1G Selecting Pages1H Selecting page Parameters Editing M20 ParametersEdit Button Editing ConventionsTape Formatting Sample Rate Selection Formatting Tape, ChapterFormatting Tape Word Length Selection1A PULL-UP and PULL-DOWN Sample Rate Selection Format a NEW Tape Record Tracks While FormattingCertify Tape Format Extend a PARTIALLY-FORMATTED TapeEND Formatting Reformatting CautionRecording a Benchmark Tape Lock OUT Formatting Safe ModeBulk Erasing Track Record Enabling and Monitoring Track BasicsRecord Enable Track Input EnablesAuto Input Switch Track Record Enabling and Monitoring, ChapterSafety Mode ALL Safe Monitor Inputs ALL InputTrack Record Enabling and Monitoring, Chapter Input Select DIGITAL/ANALOG Input Selection and RoutingDigital Source Input Selection and Routing, Chapter Input Signal Routing Analog and DigitalTrack Output Selection 4A Analog Input Routing Input Selection and RoutingIf digital source = I/O Card AES/EBU 4B Digital Input RoutingIf digital source = Adat Optical If digital source = Track Copy4C RECORD-ENABLING the Destination Tracks AUX Routing Input and Output 1A Clearing Peaks Meter Mode SelectionMetering Meter Setup Metering, ChapterTransport Controls and Basic Recording About the Tape Counter3A Play Button and Sync Status 4A JOG ModeJOG/SHUTTLE Wheel and Search Transport Controls and Basic Recording, Chapter4B Shuttle Mode 4C Search Button4D Search Master Other Transport Buttons You press… If tape is If tape is moving You see… Stopped6B Punching OUT of Record Record6A Punching Into Record How to Override Write-Protection Rehearse Mode6D Recording with a Footswitch 6C Record WRITE-PROTECTION8A Setting Auto Record Punch Points Auto Record8B Enable Auto Record 8C SET Auto Punch Points on the FLYTransport Controls and Basic Recording, Chapter 1A SET Locate AutolocationENTERING, SELECTING, and Editing Location Points 1B Copy Tape LocationAutolocation, Chapter To select and edit location pointsLoop Between Start and END Locate Points Auto Return Deferred Play and RecordPLAY-AFTER-LOCATE Auto Play 4A Setting Loop Start and END Points SET PRE-ROLLSET POST-ROLL FOOTSWITCH-CONTROLLED Location Varispeed 10-1Varispeed, Chapter 10-2 11-1 SMPTE, SYNC, and Offset FunctionsClock Source 11.3A Internal Smpte RateTime Code Source SMPTE, Sync, and Offset, Chapter11-3 Chase ReferenceSMPTE, Sync and Offset 11.6A SET Smpte Offset Value Smpte ChaseReference Counter 11-411.6D Park Ahead 11.6B SET Smpte Chase Mode11.6C SET Flywheel Duration 11-511-6 11.7A Generator ModeInternal Generator 11-7 11.7B Time Code Start Reference11.7C ABS/START Offset Tape Offset 11-8Hmsfsf 11-9Track Delay 11-10To change delay for several tracks at once 11-11SMPTE, Sync, and Offset, Chapter 11-12 MMC Output Midi FunctionsMidi Device MTC Follow GENLoad SOFTWARE? Receive Sysex DUMP?Send SOFTWARE? Approximately 12 minutes12-3 Midi Functions, Chapter 12-4 Online Source Utility MenuDigital OUT 13.2A Online ButtonONE-BUTTON Record 13.2B Independent Slave ModeOnline Control Input MonitorTime Code Output Level Unthread TimeoutCrossfade Time REWIND/FAST Forward TC OutputMute Until Lock Search EnableLocate Before Play Dynamic PunchLoad Data from TAPE? 13-513-6 Front Panel Software VersionSoftware Version LRC Remote Control 14-1LRC Remote Control, Chapter 14-2 Overview Tutorials and ApplicationsTutorial 1 Multiple M20 Operation Synchronizing MachinesAchieving Lock Independent Slave ModeMASTER/SLAVE Interaction Tutorials and Applications, ChapterFormatting Multiple Tapes Master Format ENABLED, Complete FormatMaster Format ENABLED, Format Extend 15-315-4 Master Format DisabledMaster Format DISABLED, Format Extend Tutorial 2 Making Digital Backups 15-515-6 Dealing with Damaged TapeMaking a 16-BIT Copy from a 20-BIT Master 15-7 Tutorial 3 Recording Digital Audio from Other SourcesDigital Clock Considerations Sample Rate VS. Pitch Control Tutorial 4 Combining M20S and AdatsM20 Transport Speed Input MonitoringPolarity Differences 15-9Tutorial 5 Setting UP Inputs 15-10Tutorial 6 Updating M20 Software 15-11Tutorial 7 Using the M20 with Unbalanced Inputs and Outputs 15-12Chapter Synchronization OverviewSynchronization Basics Master or SLAVE?16.2B Genlocked Time Code ONE Clock Principle16.2A House Sync Smpte Synchronization Overview, Chapter16.3B Reference Clock Reference Counters VS. Clock Sources16.3A Location Reference Smpte Synchronization Overview16-4 16-5 Offsets in the M2016.3A Smpte Chase Offset 16-6 16.3B Internal Generator ABS Offset16.3C Tape Offset 16.4B AUTO-DETECTION of Smpte Rates Smpte Time Code Rates and Types16.4A Drop Frame 16-716-8 16.4D MTC Midi Time Code16.4C Vitc Vertical Interval Time Code Press Edit to leave edit mode. The blue light will turn off Time Code TutorialGenerating Time Code Onto a VCR 17-1Press INT GEN or TC Input to stop the time code generator Synchronizing Without a T/C TrackTime Code Tutorial, Chapter 17-2Leave Edit mode, turn on INT GEN, and arm the TC track Recording a Time Code Track17.3A Recording Smpte from ABS Time 17-3Press Play and Record 18-5 Maintenance TroubleshootingAdat Head Cleaning Maintenance and Troubleshooting, Chapter 18.1A Head Cleaning Cassettes Optional18.1B Manual Head and Tape Path Cleaning 18-7 Adat Head Life18.2A Head Alignment 18.3B Care of Adat Tapes Tape Maintenance Safe Tape18.3A Tape Wear 18-818.4B Maintenance MAINTENANCE/SERVICE18.4A Exterior Cleaning 18.4C Refer ALL Servicing to Alesis18-10 18.4D Obtaining Repair ServiceCustomers in the USA Miscellaneous Button Combinations POWER-ON Button CombinationsM20 Hidden Functions AppendixAppendix 1, M20 Hidden Functions A1-2 MA-3 Advanced FunctionsM20 Software Version Page General Data Section Convention on the M20 Using the M20 Data Section of TapeBRC ⇔ M20 Song Start / Smpte Start Offset M20 Locate Points and Smpte OffsetsA2-2 Appendix 2, Using The M20 Data Section Of TapeBRC ⇔ M20 Parameter MAP Appendix 2, Using The M20 Data Section Tape A2-3Appendix 2, Using The M20 Data Section Of Tape A2-4 M20 Transport System Error Messages A3-1Appendix 3, M20 Transport & System Error Messages A3-2Capstan State Transition Errors A3-3Deck State Transition Errors A3-4Other Errors Messages A3-5Appendix 3, M20 Transport & System Error Messages A3-6 RS-422 Track ARM ON/OFF M20 Major Feature Update VersionRS-422 Sony 9-PINSLAVE Operation RS-422 Mapping 1-2, ODDEVN, LocalM20 master and two slaves ID 1 à ID 2 à ID Storing Locate Points When ID 1 is OfflineID 1 Offline with the Cadi Remote Cadi with M20 master and two slaves Cadi à ID 1 à ID 2 à IDSpecial notes when operating a Cadi with ID 1 offline Tape TC Detection in Fast Wind ModesMA-4 Fixed Mode Time Code Generation TC Start REFTape TC in the Tape Counter Smpte Chase with the Stop Button Tape TC Updating When in Input ModeCard AS the Digital Source VARI-SPEED and PULL-UP/DOWNCadi Display Changes Midi ThruNEW Utility page Order Cassette AUTO-INJECTNEW RS-422 Device ID

Safety Notices

CE DECLARATION OF CONFORMITY

EMC:

European Contact:

ALESIS M20 REFERENCE MANUAL 1.06