M-Audio Quattro USB User Manual

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Table of Contents

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Quattro Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

What’s in the Box? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Minimum System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Macintosh . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Quattro Front Panel: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Quattro Rear Panel: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Quattro Quick Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Hardware & Software Installation on the PC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Windows XP Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Windows 2000 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Windows ME Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

Windows 98 Second Edition Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Hardware & Software Installation on the Mac . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Configuring OMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Hooking up your USB Audio Quattro . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

MIDI Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

Using the Input and Output Level Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Using Direct Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Quattro Operation on the PC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

The USB Audio Configuration Manager . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Quattro and the Windows Sound System . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

ASIO Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

ASIO Control Panel and Operating Modes on the PC . . . . . . . . . . . . . . . . . . .18

Advanced Tab . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Quattro Operation on the Macintosh . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

The Macintosh Sound Manager . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21

Optimize for Slower Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

Optimizing Your System for Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26

Technical Specs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

Limited Lifetime Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

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Summary of Quattro USB

Page 1
Table of contents introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 quattro features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 what’s in the box? . . . . . . . . ....
Page 2
Minimum system requirements windows • windows 98 se, windows me or windows 2000, windows xp. • pentium iii 500mhz for 96khz operation. Pentium ii 400mhz for 48khz or less. • 128 mb or more of ram for 96khz operation. 64mb ram for 48khz or less. Macintosh • mac os 9.1 minimum. • mac g3 with onboard u...
Page 3
Quattro quick start it is recommended that you read this manual fully before installing and using your usb audio quattro. This quick start guide may serve as an overview to the steps ahead. 1. Plug the quattro wall-wart into your wall receptacle and into the quattro 9vac power jack. 2. Connect the u...
Page 4
Hardware & software installation on the pc here is a simple, step-by-step procedure for attaching and powering up the quattro. See the section, “asio operation” for information on configuring asio drivers. 1. Plug the quattro wall-wart into your wall receptacle and to the quattro 9vac power jack. 2....
Page 5
Note: it is very important at this point you might need to wait for several minutes while windows configures the hardware and installs the midi drivers. Please be patient. 9. At this point, a small black m-audio icon will appear in the lower right corner of the desktop system tray indicating that th...
Page 6
For information on how to enable the macos sound manager to use the quattro, see the section “the quattro and the macintosh sound manager”; for further information on using and configuring asio drivers, see the section “asio operation on the macintosh”. Configuring oms go to the control panel or cho...
Page 7
Midi operation the quattro provides one (1) midi input and one (1) midi output. Midi operation on the quattro is independent of the audio operation, and therefore must be configured separately. When you install the drivers for the quattro, the midi drivers will also install automatically, and will e...
Page 8
Recording source with reduced latency, while using the windows multimedia drivers introduces latency that is generally considered unacceptable. The quattro’s direct monitor option will allow you to monitor your recording source with zero latency. Direct monitoring with the quattro is optimized when ...
Page 9
There’s no need to change the setting for your windows sound system m-audio device, should you choose to use the asio drivers in a music application, even though you will be using the usb usb audio configuration manager in the “asio” setting. However, you will no longer be able to hear the system so...
Page 10
With all four stereo pairs enabled, i.E., channels 1-4 in and channels 1-4 out, the quattro behaves as a “4x4” audio device at 16-bits, and at sample rates of 48000hz and below (that is, 48khz, 44.1khz, 22.05 and 11.025khz). These sampling rate options as well as the bit depth setting will then be a...
Page 11
In the m-audio usb asio driver control panel, to the right of the bitwidth section, you will see a “latency” drop-down list that will set the quattro’s buffer size. A lower latency setting represents a smaller buffer size, with the lower setting being desirable when using the asio drivers. How low y...
Page 12
With all four stereo pairs enabled, i.E., inputs 1&2, 3&4 and outputs 1&2, 3&4, the quattro behaves as a “4x4” audio device at 16-bits, and at sample rates of 48khz and below (that is, 48khz or 44.1khz). These two sampling rate options as well as bit depth will be selectable from within your music p...
Page 13
By checking this box, the available latencies include low, medium, high and very high with very low omitted due to performance constraints. Optimizing your system for audio network cards and devices such as print monitors or winfaxes can cause interference with usb audio, the resulting effect being ...
Page 14
26 troubleshooting problem: no sound. Possible cause1: drivers have not been installed, or the quattro has not been properly configured in your music software. Possible cause2: audio connections have not been properly made. Check your connections and your cables for continuity. Problem: i can select...
Page 15
Limited lifetime warranty midiman warrants that this product is free of defects in materials and workmanship under normal use so long as the product is: owned by the original purchaser; the original purchaser has proof of purchase from an authorized midiman dealer; and the purchaser has registered h...