Page 2 - er; Important Safety Instructions; WARNING — To reduce the risk of fire or
U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Do not block any ventilation openings. Install in ac...
Page 3 - Owner’; Table of Contents
Owner’s Manual Owner’ s Manual Need help with your new U.40d mixer? • Visit www.mackie.com and click Support to find: FAQs, manuals, addendums, and user forums. • Email us at: [email protected].• Telephone 1-800-898-11 to speak with one of our splendid technical support representatives, (Monday th...
Page 4 - Introduction; FEATURES
4 U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er Introduction Thank you for choosing a Mackie U.420d mixer. It con- tains all your favorite features in a ultra-compact mixer, along with a built-in FireWire interface, easy controls and a crossfader. The U.420d is equally at home in...
Page 5 - Getting Started; Zero the Controls; Other Nuggets of Wisdom
5 Owner’s Manual Owner’ s Manual Getting Started READ THIS PAGE!! Even if you never read manuals, please read and digest the safety instructions on page 2, and this page before you begin using your mixer. Zero the Controls 1. Unplug the mixer’s external power supply from the mixer. 2. Turn down all ...
Page 6 - Hookup Diagrams
U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er Hookup Diagrams Music Production Studio 1 GND PHONO PHONO LINE LINE MIC/LINE MIC/LINE 1 2 3 4 R L R L R L R L OUT MAIN OUT AUX (MONO) R L POWER 18V,1.5A Studio Vocal Mic HR824 Powered Monitors Headphones Laptop Amplifier modeller Elec...
Page 11 - Rear Panel Features
11 Owner’s Manual Owner’ s Manual Rear Panel Features 1. MIC/LINE Input These Neutrik “combo” input connectors for channels 1 and 2 accept either balanced male XLR connectors, or 1/4" TRS balanced or TS unbalanced connectors. • If you are using a microphone, use the XLR input. (Professional mics...
Page 13 - FireWire Connection
1 Owner’s Manual Owner’ s Manual 8. DC Input This DC input connector is used to supply power to the mixer. Connect the supplied external power supply here, and plug the other end of the power supply into the AC mains. The power LED [28] will joyfully illumi-nate, indicating that the mixer is powered...
Page 14 - Top Panel Features; Channel 1 and 2 controls; INSTRUMENT SWITCH
14 U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er Top Panel Features Channel 1 and 2 controls Channel 1 and 2 are mono channels, fed by the combo input connectors [1]. The controls are mono, but the final output of each channel is split equally and added to the left and right main...
Page 16 - Channel 3 and 4 controls
1 U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er Channel 3 and 4 controls Channel 2 and 3 are identical stereo channels, fed by the line-level input connectors [2] or the phono-level inputs [3]. The controls are stereo, and the final output of each channel is added to the left and...
Page 18 - Control Section
18 U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er Control Section 8. POWER LED This will light whenever the external power supply is connected to the mixer and is supplying the correct DC voltage. The mixer does not have a power switch, so as long as the external power supply is c...
Page 20 - Troubleshooting; No Power; Bad Channel; Appendix A: Service Information; Bad Output
0 U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er If you think your U.420d has a problem, please check out the following troubleshooting tips and do your best to confirm the problem. Visit the support section of our website (www.mackie.com/support) where you will find lots of usefu...
Page 21 - Repair
1 Owner’s Manual Owner’ s Manual Repair For warranty repair or replacement, refer to the war- ranty information on page 31. Non-warranty repair for Mackie products is available at a factory-authorized service center. To locate your nearest service center, visit www.mackie.com, click “Support” and se...
Page 22 - Appendix B: Connections; XLR Connectors; Balanced Mono; RCA Plugs and Jacks; Dimensions
U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er Appendix B: Connections XLR Connectors The mixer’s combo inputs accept 3-pin male XLR con-nectors. These are wired as follows, according to stan-dards specified by the AES (Audio Engineering Society). 2 2 3 1 1 SHIELD COLD HOT SHIELD ...
Page 23 - Appendix C: Technical Info; Specifications
Owner’s Manual Owner’ s Manual Appendix C: Technical Info Specifications Frequency Response (0 Hz to 0 kHz) : Mic input to any output, –20 dBu in, +30 dB gain, +10 dBu out: +0/–0.5 dB Line input to any output: +0/–0.5 dB Phono input to any output: ±0.5 dB of RIAA EQ curve FireWire Output to FireWire...
Page 25 - System Requirements
5 Owner’s Manual Owner’ s Manual Appendix D: FireWire System Requirements These are the minimum requirements for your com- puter system to use the U.420d FireWire interface. For the PC: • Windows XP (service pack 2)• Pentium 4 or Athlon XP processor• 256 MB RAM For the Mac: • OS X (10.3.9 or higher)...
Page 26 - Monitoring; Direct hardware monitoring; Overdubbing; Recording with FireWire
U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er The U.420d’s built-in FireWire connection allows overdub style recording to a Mac or PC digital audio workstation (DAW) through the FireWire cable. Here are some steps showing how to record a first track, and then record additional tr...
Page 27 - Other tips
7 Owner’s Manual Owner’ s Manual * In Tracktion, it is not necessary to mute the output of the track you are overdubbing on. Instead, select the input to the track (it will be highlighted in red) and dis-able the end-to-end function. You’ll hear existing tracks playing back via the FireWire in, and ...
Page 28 - Software installation; To install the software on a PC running
8 U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er Software installation For the PC: When using the mixer with a PC, it is necessary to first install the drivers and the control panel. The con-trol panel allows you to set the sample rate and adjust the latency of the audio passing t...
Page 30 - Macintosh OS X Audio MIDI Setup
0 U.40d 4-Channel Mic/Line Mixer U. 4 20d 4-Channel Mic/Line Mix er For the Mac: Macintosh OS X Audio MIDI Setup (version 10..9 or later): Macintosh OS X does not require FireWire drivers to be installed. OS X provides a dedicated setup utility for audio and MIDI. You can use the Audio MIDI Setup ut...
Page 31 - U.420d Limited Warranty; Please keep your sales receipt in a safe place.
1 Owner’s Manual Owner’ s Manual U.420d Limited Warranty Please keep your sales receipt in a safe place. A. LOUD Technologies Inc. warrants all materials, workmanship and proper operation of this product for a period of one year from the original date of purchase. You may purchase an additional 24-m...