Avid Technology MobilePre Manual de usuario

MobilePre User Guide

Legal Notices

duplicated in whole or in part without the written consent of

Avid Technology, Inc.

Avid, Pro Tools, Pro Tools M-Powered, and M-Audio are either

trademarks or registered trademarks of Avid Technology, Inc.

All other trademarks contained herein are the property of their

respective owners.

Product features, specifications, system requirements, and

availability are subject to change without notice.

Guide Part Number 9329-65019-00 REV B 05/10

Documentation Feedback

At Avid, we are always looking for ways to improve our

documentation. If you have comments, corrections, or

suggestions regarding our documentation, email us at

[email protected].

Contents iii

contents

Chapter 1. Introduction to MobilePre . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

MobilePre Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Hardware Registration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Conventions Used in This Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Chapter 2. Controls and Connectors. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Front Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Top Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Back Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Chapter 3. MobilePre Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Installing MobilePre Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Hardware Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Chapter 4. MobilePre Software Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Accessing the Control Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Latency Tab (Windows) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Sample Rate Tab (Windows) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

About Tab. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Adjusting the Bit Depth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Chapter 5. Using MobilePre . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Setting the Output Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Recording Microphones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Recording Instruments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Setting Your Recording Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Direct Monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Sample Rate and Bit Depth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

MobilePre User Guideiv

Chapter 6. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Check Your Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Check the MobilePre Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Before Updating Your System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Music Software Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Appendix A. Compliance Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Environmental Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

EMC (Electromagnetic Compliance) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Safety Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Chapter 1: Introduction to MobilePre 1

chapter 1

Introduction to MobilePre

Congratulations on your purchase of M-Audio®

MobilePre™. This audio interface is powered by

a single USB connection to a computer, and

works with your favorite music software to de-

liver professional-quality recordings. You can

use it to capture your guitar and vocal perfor-

mances, voice-overs, podcasts, or anything else

you need to record.

Furthermore, its lightweight compact design

allows you to take MobilePre anywhere.

Please take the time to read this User Guide. It

will explain how to get the best performance out

of your MobilePre audio interface.

MobilePre Features

•2inputs,2outputs

• 24-bit, 48 kHz operation

• 2 front panel “Combo” input connectors (Mic

or Instrument)

• 48V Phantom power for condenser micro-

phones

• 2 “Front/Back” input selector switches

• Direct Monitor button

• 2 front panel Signal/Clip indicators

• 1/4-inch stereo headphone output with dedi-

cated volume control

• 2 back panel 1/4-inch TRS line-level inputs

• 2 back panel 1/4-inch TRS Balanced line out-

puts with dedicated output volume control

• USB bus powered operation

• Class compliant operation

• Pro Tools® M-Powered™ compatible

MobilePre User Guide2

System Requirements

Minimum system requirements and product

specifications can be found on the M-Audio

website at www.avid.com.

Hardware Registration

Please register your product online at www.m-

audio.com/register. By doing so, you become el-

igible to receive the following:

• Technical support information

• Software update and upgrade notices

• Hardware warranty information

Conventions Used in This

Guide

The following symbols are used to highlight im-

portant information:

User Tips are helpful hints for getting the

most from your system.

Important Notices include information that

could affect your data or the performance of

your system.

Cross References point to related sections in

this guide.

Chapter 2: Controls and Connectors 3

chapter 2

Controls and Connectors

Front Panel

1 Phantom Power Indicator (48V) This red LED

illuminates when the Phantom Power switch

(back panel) is set to the “on” position.

2 Microphone/Instrument Inputs These con-

nectors accept either a standard XLR micro-

phone cable, or high-impedance 1/4-inch TS

instrument cable.

3 Signal/Clip Indicators The green LED indi-

cates the presence of a signal at the correspond-

ing input. The red LED indicates “clipping” or

distortion.

4 Front/Back Input Buttons These buttons al-

low selection of the front or back panel inputs

for their corresponding channels.

5 Direct Monitor Button This button switches

Direct Monitoring on and off, which provides a

latency-free mix of the input signal and the out-

put of your music software. When Direct

Monitoring is switched off, you must use the

monitoring option in your music software.

6 Headphone Output Connect your stereo head-

phones to this 1/4-inch output. Set the volume

using the top panel Headphone control knob.

7 Power Indicator This blue LED indicates that

MobilePre is receiving power from the USB port

on the host computer.

2 3 4 5 61 7

Although phantom power can be used

safely with most microphones, it may dam-

age some ribbon microphones. Always turn

off phantom power and wait at least ten

seconds before connecting a ribbon micro-

phone.

For more information, refer to “Setting Your

Recording Levels” on page 12.

For more information, refer to “Direct Mon-

itoring” on page 12

MobilePre User Guide4

Top Panel

8 Channel Gain Knobs These knobs control the

input volume for their corresponding channels

when setting recording levels.

9 Headphone Volume Knob This knob controls

the level of the Headphone output signal

10 Line Output Knob This knob controls the

output level for both back panel Line Outputs.

8 9 10

For more information, refer to “Setting Your

Recording Levels” on page 12

Chapter 2: Controls and Connectors 5

Back Panel

11 Line Outputs These sockets allow you to con-

nect MobilePre to either a pair of powered stu-

dio monitors, a mixer, or stereo amplifier using a

pair of 1/4-inch TRS cables. The volume level for

these outputs is controlled by the Line Output

knob on the top panel.

12 Line Inputs These sockets allow you to con-

nect line-level instruments to MobilePre using

1/4-inch (balanced or unbalanced) cables. The

volume level for each input is controlled by the

Channel Gain knobs on the top panel.

13 USB Port This port is used for connecting

MobilePre to your host computer, using the sup-

plied USB cable.

14 48V Phantom Power Switch When this

switch is in the “on” position, 48V phantom

power is sent to both front panel inputs. This is

used with condenser microphones requiring ex-

ternal power. The Phantom Power Indicator LED

illuminates when phantom power is on.

11 12 13 14

Although phantom power can be used

safely with most microphones, it is possi-

ble to damage some ribbon microphones.

Always turn off phantom power and wait

at least ten seconds before connecting a

ribbon microphone.

Refer to the documentation for your

microphone for more information about

its power requirements.

MobilePre User Guide6

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