User manual JBL SCSSAT500

[. . . ] It is often convenient to set the center speaker on top of the television set, as shown in the drawing. Use the supplied base to aim it toward the listener. The two surround speakers should be placed slightly behind the listening position and, ideally, should face each other and be at a level higher than the listeners' ears. If that is not possible, they may be placed on a wall behind the listening position, facing forward. The surround speakers should not call attention to themselves. [. . . ] Do not overtighten. Attach plate to wall. The brackets should be placed, if possible, so that the screws will fasten into a wooden wall stud. If that is not possible, use properly selected wall anchors. mounting hardware, available through hardware stores, to Place speaker on wall plate. The customer is responsible for proper selection and use of properly and safely wallmount the speakers. SPEAKER CONNECTIONS Connection Tips Separate and strip the ends of the speaker wire as shown. Speakers and electronics terminals have corresponding (+) and (­) terminals. Most manufacturers of speakers and electronics, including JBL, use red to denote the (+) terminal and black for the (­) terminal. The (+) lead of the speaker wire is noted with a stripe. It is important to connect all speakers identically: (+) on the speaker to (+) on the amplifier and (­) on the speaker to (­) on the amplifier. Wiring "out of phase" results in thin sound, weak bass and a poor stereo image. With the advent of multichannel surround-sound systems, connecting all of the speakers in your system with the correct polarity remains equally important in order to preserve the proper ambience and directionality of the program material. 4 Use this installation method for Dolby Pro Logic applications (not Dolby Digital, DTS® or other digital processing), where the receiver/processor does not have a subwoofer output, or a volume-controlled preamp (line-) level output: Connect your receiver or amplifier's front left and right speaker terminals to the left and right terminals on the subwoofer that are marked "High Level In. " Connect the left and right terminals on the subwoofer that are marked "High Level Out" to the corresponding terminals on the back of your front left and right speakers. Connect your receiver or amplifier's center, left and right surround-speaker terminals to the corre-sponding terminals on the back of your center, left and right surround speakers. Left Front Center Right Front + ­ + ­ + ­ Subwoofer + OUT IN L HIGH LEVEL ­ ­R + Receiver Left Front Center Right Front + ­ + ­ + ­ Left Surround Right Surround + ­ + ­ Left Surround Right Surround + ­ + ­ 5 ENGLISH Dolby* Pro Logic* (Non-Digital) ­ Speaker Level Dolby Pro Logic (Non-Digital) ­ Line Level Use this installation method for Dolby Pro Logic applications (not Dolby Digital, DTS® or other digital processing), where the receiver/processor is equipped with a subwoofer output, or a volume-controlled Left Front + ­ ENGLISH preamp (line-) level output: Use RCA-type patch cords to connect the line-level subwoofer outputs on your receiver or amplifier to the linelevel inputs on the subwoofer. Center + ­ Right Front + ­ Subwoofer LineLevel In L R Receiver Left Front Subwoofer Out Right Front + ­ R L + ­ IMPORTANT: Do not use the LFE input on the subwoofer with Dolby Pro Logic processors. Make sure none of the speaker wires are frayed, cut or punctured. · Review proper operation of your receiver/amplifier. If there is no sound coming from one speaker: · Check the "Balance" control on your receiver/amplifier. · Check all wires and connections between receiver/ amplifier and speakers. Make sure none of the speaker wires are frayed, cut or punctured. · In Dolby Digital or DTS® modes, make sure that the receiver/processor is configured so that the speaker in question is enabled. If there is no sound from the center speaker: · Check all wires and connections between receiver/ amplifier and speaker. Make sure none of the speaker wires are frayed, cut or punctured. · If your receiver/processor is set in Dolby Pro Logic mode, make sure the center speaker is not in phantom mode. · If your receiver/processor is set in Dolby Digital or DTS® mode, make sure the receiver/processor is configured so that the center speaker is enabled. If the system plays at low volumes but shuts off as volume is increased: · Check all wires and connections between receiver/ amplifier and speakers. [. . . ] · Make sure the powered subwoofer is plugged in and switched on. · In Dolby Digital or DTS® modes, make sure your receiver/processor is configured so that the subwoofer and LFE output are enabled. If there is no sound from the surround speakers: · Check all wires and connections between receiver/ amplifier and speakers. Make sure none of the speaker wires are frayed, cut or punctured. [. . . ]