UCA POWERED MULTIMEDIA SPEAKERS YST-MS55D OWNER’S MANUAL MODE D’EMPLOI POWERED MULTIMEDIA SPEAKERS YST-MS55D BASS 0 10 POWERED MULTIMEDIA SPEAKERS VOLUME
• Explanation of Graphical Symbols The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert you to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
18 Grounding or Polarization — Precautions should be taken so that the grounding or polarization is not defeated. COMPLIANCE INFORMATION STATEMENT (DECLARATION OF CONFORMITY PROCEDURE) Responsible Party: Address: Telephone: FAX: Type of Equipment: Model Name: Yamaha Corporation of America 6600 Orangethorpe Ave. Buena Park, CA90622 714-522-9011 714-527-5782 Powered Multimedia Speaker YST-MS55D This device complies with Part 15 of the FCC Rules.
Cautions Please read the following operating precautions before use: • When you disconnect the AC power cable from an AC outlet, hold the plug, not the cord. • If the YST-MS55Ds are not going to be used for a while, disconnect the AC power cord from the AC outlet. • Although the YST-MS55D speakers are magnetically shielded, keep floppy disks and tapes away from them. • The YST-MS55Ds may cause picture distortion when located close to a television or computer monitor.
English Introducing the YST-MS55D Speaker System Thank you for purchasing the Yamaha YST-MS55D Powered Multimedia Speakers. The YST-MS55D Multimedia Speakers utilize Advanced Yamaha Active Servo Technology, which offers exceptionally high performance, allowing these compact speakers to produce a rich bass sound. They also employ USB technology to create a computer-based listening environment that is far superior to conventional multimedia speakers.
Controls & Connectors Rear Front BASS 4 3 10 OFF 6 OUTPUT POWER 1 0 5 USB IN USE ONLY 2 USB INPUT ON TO RIGHT SPEAKER TO RIGHT TO LEFT SPEAKER SPEAKER (Subwoofer) Front Rear B INPUT 1 VOLUME 0 INPUT 2 7 8 9 (Right satellite speaker) 1 BASS control: Use this control to adjust the volume of the subwoofer. We recommend that you set the control between twelve o’clock and one o’clock. Turn it clockwise to increase the volume; counterclockwise to decrease it.
When connecting this unit and your computer with the USB cable and controlling this unit from the computer, you must install the following software on your computer. • USB driver software: Necessary for this unit to communicate with your computer .......... Use the software originally supplied with the OS (Operating System) running on your computer This section explains how to install the software. The installation method differs from the OS running on your computer.
Installing the software Microsoft Windows 98/98SE or Windows Me ■ Installing and checking the USB driver 1. Turn on your computer and, if it’s not running already, start Windows 98/98SE or Windows Me. 2. Connect the power cord to a suitable AC outlet. This unit can be on or in standby mode when installing the driver. 9. Click the “+” symbol next to “Human Interface Devices”, and make sure that “HID-compliant consumer control device” and “USB Human Interface Device” appear in the list, as shown. 3.
Make the following settings on your computer after the installation of the driver is finished. • Terminate all the activated applications. • When using Windows 98SE, restart Windows, first. 1. Click the Windows “Start” button and select “Settings”, and then “Control Panel”. 2. Double-click the “Multimedia” icon. 3. Click the “Audio” tab and select “USB Audio Device” at “Preferred device” of “Playback”. * Usually, this setting is automatically made. * If “USB Audio Device” does not appear, restart Windows.
Microsoft Windows 2000 Professional ■ Installing and checking the USB driver 1. Turn on your computer and, if it’s not running already, start Windows 2000 Professional, and log in with Administrator. 2. Connect the power cord to a suitable AC outlet. This unit can be on or in the standby mode when installing the driver. 9. Click the “+” symbol next to “Human Interface Devices”, and make sure that “HID-compliant consumer control device” and “USB Human Interface Device” appear in the list, as shown. 3.
Make the following settings on your computer after the installation of the driver is finished. Checking sound output and adjusting volume 1. Click the Windows “Start” button and select “Settings”, and then “Control Panel”. 1. Make the following operations on the front panel of this unit. a) Press button to turn on this unit. b) Use the volume control to adjust the volume. 2. Double-click the “Sounds and Multimedia” icon. 3.
Macintosh computer ■ Connections and setup 1. Connect the power cord to a suitable AC outlet. 2. Start the Macintosh. 3. Connect this unit to a USB port on the computer using the supplied USB cable. The driver software for USB audio is automatically installed. 4. Press button to turn on this unit. Checking sound output and adjusting volume 1. Make the following operations on the front panel of this unit. a) Press button to turn on this unit. b) Use the volume control to adjust the volume. 2.
English Troubleshooting Refer to the chart below if this unit does not function properly. If the problem you are experiencing is not listed below or if the instructions given below do not help, disconnect the power cord and contact your authorized YAMAHA dealer or service center. PROBLEM CAUSE REMEDY The speakers are recognized as an “unknown device” by the computer. The USB cable is not connected securely. Remove the USB cable from the speaker and computer, then re-connect it securely.
Non skid pad To prevent the speakers from sliding around, attach the supplied pads to the four points on the bottom of speaker, as shown. Place the speaker on a stable, flat surface. Specifications Type Driver Output power Input sensitivity Input impedance Frequency response Crossover Frequency Input jack Advanced Yamaha Active Servo Technology Satellite ....................... Tweeter : 19 mm (3/4") balanced dome, magnetic shielding Midrange : 8 cm (3") cone, magnetic shielding Subwoofer ...............
Printed in China IP V770200