Infinity BU-80 User Manual

Owner’s ManualPart # 200230®BU SeriesPowered SubwoofersModels BU-80, BU-120, BU-150

10 ◆BU Series Powered Subwoofers – Owner’s ManualFigure 5. Method when using single subwoofer.Figure 6. Method when using two subwoofers.CONNECTING YO

Figure 7. Method when connecting one subwoofer to satellites. Figure 8. Method when connectingtwo subwoofers to satellites.IMPORTANT!CONNECTING YOUR S

12 ◆BU Series Powered Subwoofers – Owner’s ManualSETCONTROLS...POWERON...ADJUSTVOLUME...CROSSOVERFREQUENCYCONTROL...ROOMPLACEMENT...OPERATION1. Initia

BU Series Powered Subwoofers – Owner’s Manual ◆13A WORD OF ADVICEThe Low-Frequency Roll-off and Volume controls may be set anywhere within their rotat

14 ◆BU Series Powered Subwoofers – Owner’s ManualIMPORTANT!IMPORTANT!CARE OF YOUR SUBWOOFERYour Infinity subwoofer cabinet is finished with a heavy-du

BU Series Powered Subwoofers – Owner’s Manual ◆15PERFORMANCEDATADRIVEUNITSFINISHDIMENSIONSWEIGHTSPECIFICATIONS – BU SERIESBU-80 BU-120 BU-150Frequency

P/N: 200230®Infinity Systems, Inc. 250 Crossways Park DriveWoodbury, NY 11797 USA(516) 496-3400 • FAX (516) 682-3523

THIS INFINITY PRODUCT IS DESIGNED FOR 120-VOLT USE ONLY! FOR DETAILED SAFETY PRECAUTIONS,PLEASE SEE FOLLOWING PAGE IN THIS OWNER'S MANUAL FOR “IM

IMPORTANT SAFETY INSTRUCTIONS1) Read Instructions – All the safety and operating instructions should beread before the product is operated.2) Retain I

4 ◆BU Series Powered Subwoofers – Owner’s ManualABOUTTHISPRODUCT...IMPORTANT!VOLUMECONTROL... IMPORTANT!INTRODUCTIONThe Infinity BU Series Powered Sub

BU Series Powered Subwoofers– Owner’s Manual ◆5POSITIONWITHINA ROOMWILLSTRONGLYINFLUENCEPERFORMANCE...POSITIONINGSince the installation of a subwoofer

Figure 1. This view shows the subwoofer positioned behind the right-channel satellite speaker to re-create the actual location of bass instruments in

BU Series Powered Subwoofers – Owner’s Manual ◆7CONTROLS...BEFORECONNECTINGYOURSUBWOOFER...Figure 2. IDENTIFICATION OF CONTROLS ANDCONNECTING AC POWER

8 ◆BU Series Powered Subwoofers – Owner’s ManualCONNECTING YOUR SUBWOOFERThere are several ways to connect your subwoofer. Read this section carefully

Figure 3b. You can use this method (2 “Y”connectors) if your preamp has only one set of outputs. Figure 4. Method when using singlesubwoofer or two su