MOTU 828mkII Guia do Utilizador

™ MOTU 828mkII User’s Guide for Macintosh 1280 Massachusetts AvenueCambridge, MA 02138Business voice: (617) 576-2760Business fax: (617) 576-3609Te ch

ABOUT THE 828MKII 10 20 inputs and 22 outputs All 828mkII inputs and outputs can be used simul-taneously, for a total of 20 inputs and 22 outputs:All

CUEMIX CONSOLE100+4/-10 reference levelClick the reference button to toggle between these two standard reference levels. This setting is applied globa

CUEMIX CONSOLE101CUEMIX CONSOLE EXAMPLESFigure 13-2 below shows some examples of how you can use CueMix DSP: Powered speakers are connected to the 8

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CHAPTER10314 MOTU SMPTE ConsoleOVERVIEWThe 828mkII can resolve to SMPTE time code, without a dedicated synchronizer. It can also serve as a SMPTE time

MOTU SMPTE CONSOLE104receiving the SMPTE time code by choosing it from SMPTE source menu. For further details on the hardware connections involved, se

MOTU SMPTE CONSOLE105The ‘Infinite’ freewheel settingThe Infinite freewheel setting in the Freewheel Address menu causes the 828mkII to freewheel indefi

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CHAPTER10715 TroubleshootingUsing Pro Tools, Sound Manager and -50 error (OS 9 only)When using Sound Manager, Pro Tools software will only allow audio

TROUBLESHOOTING108Connecting or powering gear during operationIt is not recommended that you connect/disconnect, or power on/off devices connected to

INDEX109+4/-10dB reference level 100+6db 56+6dB Boost 9902R mixer 29connecting 211394 connector 6, 11, 172408mk3Word Clock In setting 43, 4924-bitAud

ABOUT THE 828MKII 11 On-board SMPTE synchronization The 828mkII can resolve directly to SMPTE time code via the quarter-inch SMPTE input, without a

INDEX110MMac OS X 73input and output names 75Main Outsvolume 54Main outsjacks 6making connections to 19volume 5Main volume 5Mic inputsconnecting 20pha

ABOUT THE 828MKII 12 Headphone output and main volume control The 828mkII front panel includes a quarter-inch stereo headphone output jack and volume

ABOUT THE 828MKII 13 real-time effects than a slower computer with less RAM and slower hard drives. Today’s fastest computers can typically play as

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CHAPTER 15 2 Packing List and Macintosh System Requirements PACKING LIST The 828mkII ships with the items listed below. If any of these items are not

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CHAPTER 17 3 Installing the 828mkII Hardware OVERVIEW Here’s an overview for installing the 828mkII: Connect the 828mkII interface. . . . . . . . .

INSTALLING THE 828MKII HARDWARE 18 CONNECT AUDIO INPUTS AND OUTPUTS The 828mkII audio interface has the following audio input and output connectors:

INSTALLING THE 828MKII HARDWARE19The optical jacks can be connected to either an ADAT “lightpipe” device or an optical S/PDIF “TOSLink” device. Just

SAFETY PRECAUTIONS AND ELECTRICAL REQUIREMENTS WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR OTHER

INSTALLING THE 828MKII HARDWARE20A TYPICAL 828MKII SETUP (NO MIXER)Here is a typical 828mkII studio setup. This rig can be operated without an externa

INSTALLING THE 828MKII HARDWARE21USING THE 828MKII WITH A MIXERWhile there are many ways to use the 828mkII with an external mixer, typically the 828

INSTALLING THE 828MKII HARDWARE22MAKING SYNC CONNECTIONSIf you connect devices digitally to the 828mkII, or if you need to synchronize the 828mkII wit

INSTALLING THE 828MKII HARDWARE23DO YOU NEED A SYNCHRONIZER?Whether or not you’ll need a synchronizer depends on your gear and what you will be doing

INSTALLING THE 828MKII HARDWARE24SAMPLE-ACCURATE SYNCYo ur 828mkII system provides you with the most advanced, accurate synchronization possible with

INSTALLING THE 828MKII HARDWARE25SAMPLE-ACCURATE ADAT SYNCThe 828mkII can achieve sample-accurate sync with ADATs, Alesis hard disk recorders or any

INSTALLING THE 828MKII HARDWARE26SAMPLE-ACCURATE ADAT SYNC WITH NO SYNCHRONIZEREven if you don’t have an ADAT synchronizer, you can achieve sample-acc

INSTALLING THE 828MKII HARDWARE27SYNCING TO SMPTE TIME CODEThe 828mkII system can resolve directly to SMPTE time code. It can also generate time code

INSTALLING THE 828MKII HARDWARE28SYNCING TO VIDEO AND/OR SMPTE TIME CODE USING A SYNCHRONIZERIf your host audio software does not support the 828mkII’

INSTALLING THE 828MKII HARDWARE29SYNCING OPTICAL DEVICESThe word optical is our short-hand way of referring to any device that connects to the 828mkI

III Contents 5 Quick Reference: 828mkII Front Panel 6 Quick Reference: 828mkII Rear Panel 7 Quick Reference: MOTU FireWire Audio Console 9 About the

INSTALLING THE 828MKII HARDWARE30SYNCING S/PDIF DEVICESDAT decks and other S/PDIF devices will sync to the 828mkII in one of two ways: Via the S/PDIF

INSTALLING THE 828MKII HARDWARE31SYNCING WORD CLOCK DEVICESThe 828mkII word clock connectors allow you to synchronize it with a wide variety of other

INSTALLING THE 828MKII HARDWARE32CONNECTING MULTIPLE MOTU FIREWIRE INTERFACESYo u c a n d a i s y-chain up to four MOTU FireWire interfaces on a sin

INSTALLING THE 828MKII HARDWARE33Using multiple interfaces under Mac OS 9All connected MOTU FireWire interfaces get their clock from whatever you cho

INSTALLING THE 828MKII HARDWARE34additional MOTU FireWire interfaces connected to such a third-party product, depending on the performance of the prod

CHAPTER354 Installing the 828mkII Macintosh SoftwareOVERVIEWSoftware installation for Mac OS X . . . . . . . . . . . . . . . . . . . 35Software insta

INSTALLING THE 828MKII MACINTOSH SOFTWARE36CoreMIDI and Audio MIDI SetupCoreMIDI is the “under-the-hood” portion of Mac OS X that handles MIDI service

INSTALLING THE 828MKII MACINTOSH SOFTWARE37Figure 4-3: Connecting devices to the 828mkII. In this example, acontroller keyboard is connected to the 8

INSTALLING THE 828MKII MACINTOSH SOFTWARE38MOTU FireWire Audio Control PanelThe MOTU FireWire Audio Console is placed by the installer in your Mac’s A

INSTALLING THE 828MKII MACINTOSH SOFTWARE39Figure 4-7: The ASIO MOTU FireWire Audio driver.CUEMIX CONSOLEThis program provides a mixing console that

About the Mark of the Unicorn License Agreement and Limited Warranty on Software TO PERSONS WHO PURCHASE OR USE THIS PRODUCT: carefully read all the

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CHAPTER415 MOTU FireWire Audio Console (Mac OS X)OVERVIEWAccessing the 828mkII settings . . . . . . . . . . . . . . . . . . . . . . 41828mkII Setting

MOTU FIREWIRE AUDIO CONSOLE (MAC OS X)42828MKII SETTINGSSample RateChoose the desired Sample Rate for recording and playback. The 828mkII can operate

MOTU FIREWIRE AUDIO CONSOLE (MAC OS X)43If you would like help determining if this is the proper clock setting for your situation, see “Do you need a

MOTU FIREWIRE AUDIO CONSOLE (MAC OS X)44format. In either case, choose the ADAT optical format from the Optical input menu (Figure 5-1 on page 42).Thi

MOTU FIREWIRE AUDIO CONSOLE (MAC OS X)45Wor d O utThe Word O ut menu appears when the 828mkII is operating at a high sample rate (88.2 or 96kHz). T

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CHAPTER476 MOTU FireWire Control Panel (Mac OS 9)OVERVIEWThe MOTU FireWire Control Panel provides access to all 828mkII settings. These settings can a

MOTU FIREWIRE CONTROL PANEL (MAC OS 9)48It doesn’t matter which way you access the 828mkII settings. They are the same in all three places.828MKII SET

MOTU FIREWIRE CONTROL PANEL (MAC OS 9)49For further details about this setting, see “Syncing S/PDIF devices” on page 30.Wor d C l o ck I nThe Word

0 Quick Reference: 828mkII Front Panel This is a standard quarter-inch stereo headphone jack. From the factory, its output matches the main outs on t

MOTU FIREWIRE CONTROL PANEL (MAC OS 9)50If the TOSLink setting does not appear in the menu, it means that the 828mkII’s optical input is currently eit

MOTU FIREWIRE CONTROL PANEL (MAC OS 9)51The Samples Per Buffer setting also impacts how quickly your audio software will respond when you begin playb

MOTU FIREWIRE CONTROL PANEL (MAC OS 9)52MOTU FireWire Control Panel setting that you wish to change is grayed out, simply quit all 828mkII-compatible

CHAPTER537 828mkII Front Panel OperationOVERVIEWThe 828mkII is the first FireWire audio interface to offer complete front-panel programming via six rot

828MKII FRONT PANEL OPERATION54Setup modeIn setup mode, the LCD displays basic settings, such as clock source, optical I/O format (ADAT versus TOSLink

828MKII FRONT PANEL OPERATION55state. The Fader View Time option lets you control how long the adjusted parameter remains on the LCD after the knob s

828MKII FRONT PANEL OPERATION56All Notes OffThe All Notes Off setting sends a MIDI All Notes Off message, as well as a MIDI note-off message for every

828MKII FRONT PANEL OPERATION57Mix parameters that apply across all mixesThe last three mix settings (input reference level, +6dB software boost, and

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CHAPTER598 Digital PerformerOVERVIEWThis chapter provides a brief overview of Digital Performer’s basic I/O and synchronization operation with the 828

0 Quick Reference: 828mkII Rear Panel Connect the 828mkII to the computer here using the standard 1394 FireWire cable provided with your 828mkII. Use

DIGITAL PERFORMER60828mkII settings in Mac OS XIn Mac OS X, choose the 828mkII as your audio input output device by choosing MOTU Audio System options

DIGITAL PERFORMER61Buffer Size (OS X) / Samples Per Buffer (OS 9)The Buffer Size setting (Samples Per Buffer under Mac OS 9) can be used to reduce th

DIGITAL PERFORMER62(for reference and archiving purposes). Further, if you are sending audio from Digital Performer to the same output pair as MIX1, y

DIGITAL PERFORMER63Resolving directly to time code (with no synchronizer)To resolve your Digital Performer/828mkII system directly to SMPTE time co

DIGITAL PERFORMER64See the MIDI Machine Control chapter in your MIDI Timepiece AV or Digital Timepiece manual for details on how to set this up.MIDI I

CHAPTER659 AudioDeskOVERVIEWThis chapter provides a brief overview of AudioDesk’s basic I/O and synchronization operation with the 828 hardware. For c

AUDIODESK66THE 828MKII SETTINGS828mkII settings in Mac OS 9In Mac OS 9, the 828mkII settings can be accessed by choosing MOTU Audio System options>

AUDIODESK67For complete details about the 828mkII settings, see chapter 5, “MOTU FireWire Audio Console (Mac OS X)” (page 41) or chapter 6, “MOTU Fir

AUDIODESK68For example, if you are using analog only, you only need 12 channels. If you are using analog and RCA S/PDIF, you need 14 channels.As anoth

AUDIODESK69Figure 9-3: Fine-tuning the timing of audio playback and recording.SYNCHRONIZATIONAudioDesk can run under its own transport control or sla

CHAPTER 7 Quick Reference: MOTU FireWire Audio ConsoleDetermines the clock source for your 828mkII. If you’re just using the analog ins and outs, set

AUDIODESK70☛ If you have an ADAT sync compatible device, don’t use SMPTE time code. Instead, use sample-accurate sync as described in the next section

AUDIODESK71If you have an earlier version of Digital Performer (2.5 or earlier), you can open your Digital Performer files in AudioDesk (with the Open

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CHAPTER7310 Other Mac OS X Audio SoftwareOVERVIEWThe 828mkII provides multichannel audio and MIDI input and output for all Mac OS X audio applications

OTHER MAC OS X AUDIO SOFTWARE74For complete details about the 828mkII settings, see chapter 6, “MOTU FireWire Control Panel (Mac OS 9)” (page 47). The

OTHER MAC OS X AUDIO SOFTWARE75Logic AudioIn Logic audio, go to the Preferences window, choose Audio Driver from the menu, and expand the CoreAudio i

OTHER MAC OS X AUDIO SOFTWARE76Most programs will likely address this issue in future updates. In the meantime, here is how you can identify each inpu

OTHER MAC OS X AUDIO SOFTWARE77As another example, if you are using analog, RCA S/PDIF and ADAT optical, you need 22 channels (the maximum number of

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CHAPTER7911 Cubase, Nuendo and OS 9 ASIO SoftwareOVERVIEWThis chapter explains how to use the 828mkII with Mac OS 9 ASIO-compatible audio software suc

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CUBASE, NUENDO AND OS 9 ASIO SOFTWARE80chapter. However, the basic procedures are the same and can be easily applied to any ASIO-compatible software.

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE81Clock SourceThis setting is very important because it determines which audio clock the 828mkII will follow.If

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE82Driver menu as shown below. Make the other settings in the dialog as need for your system and synchronization s

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE83monitoring features. For further information, see “Controlling CueMix DSP from within Cubase or Nuendo” on pag

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE84ASSIGNING INPUTSOnce you’ve activated the 828mkII inputs as shown in the previous section, you can then assign

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE85ASSIGNING OUTPUTSOnce you’ve chosen the MOTU FireWire ASIO driver in the Audio System dialog as explained earl

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE86assigned to this output pair will be heard on the headphone jack only. For further explanation, see “Phones” on

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE87Follow the instructions in your Cubase or Nuendo manual for slaving them to MIDI Time Code (MTC). To ensure th

CUBASE, NUENDO AND OS 9 ASIO SOFTWARE884 If you are using an MMC-compatible synchronizer (such as a MOTU MIDI Timepiece AV, Digital Timepiece or Alesi

CHAPTER8912 Reducing Monitoring LatencyOVERVIEWMonitoring latency is that slight delay you hear when you run an input signal through your host audio s

CHAPTER 9 1 About the 828mkII OVERVIEW The 828mkII is a computer-based hard disk recording system for Mac OS and Windows that offers 20 inputs and 22

REDUCING MONITORING LATENCY90MONITORING LIVE INPUTThere are two ways to monitor live audio input with an 828mkII: 1) through the computer or 2) via Cu

REDUCING MONITORING LATENCY91transferring audio data in and out of the computer. The size of the buffers determines how much delay you hear when moni

REDUCING MONITORING LATENCY92Figure 12-4: In Cubase SX or Nuendo, choose Devices menu> DeviceSetup and click VST Multitrack to access the window ab

REDUCING MONITORING LATENCY93increase the buffer size, you reduce the load on your computer, freeing up bandwidth for effects, mixing and other real-

REDUCING MONITORING LATENCY94independent of your host audio software. For complete details, see chapter 13, “CueMix Console” (page 97).Controlling Cue

REDUCING MONITORING LATENCY95because you enjoy the benefits of CueMix DSP patch thru, plus separate, independent mixing under CueMix Console, thanks t

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CHAPTER9713 CueMix ConsoleOVERVIEWCueMix Console provides access to the flexible on-board mixing features of the 828mkII. CueMix lets you route any com

CUEMIX CONSOLE98ADVANTAGES OF CUEMIX MONITORINGCueMix Console provides several major advantages over monitoring live inputs through your host audio so

CUEMIX CONSOLE99Viewing a mixTo v i e w a mi x, click its tab at the bottom of the window, as shown in Figure 13-1. The mix name appears in the ta