JBL SCS 135 Owner's Manual

Also see for SCS 135: Owner's guide Owner's guide Service manual Owner's guide

Contents

JBL SCS 135 Owner's Manual Manual pdf 6 page image

10 11If there is no sound from anyof the speakers:• Check that receiver/amplifieris on and a source is playing.• Check that the poweredsubwoofer is plugged in, itsPower switch ¡ is switchedon to the “•” position, and the“Auto/On” switch ™ is eitherin the “On” or “Auto” position.• Check all wires and con-nections between receiver/amplifier and speakers. Makesure all wires are connected.Make sure none of thespeaker wires are frayed,cut or punctured.• Review proper operation ofyour receiver/amplifier.If there is no sound comingfrom one speaker:• Check the “Balance” controlon your receiver/amplifier.• Check all wires and con-nections between receiver/amplifier and speakers. Makesure all wires are connected.Make sure none of thespeaker wires are frayed,cut or punctured.• In Dolby Digital or DTSmodes, make sure that thereceiver/processor isconfigured so that the speakerin question is enabled.If there is no sound from thecenter speaker:• Check all wires andconnections betweenreceiver/amplifier andspeaker. Make sure all wiresare connected. Make surenone of the speaker wires arefrayed, cut or punctured.• If your receiver/processor isset in Dolby Pro Logic mode,make sure the center speakeris not in phantom mode.• If your receiver/processoris set in Dolby Digital or DTSmode, make sure thereceiver/processor is con-figured so that the centerspeaker is enabled.If the system plays at lowvolumes but shuts off asvolume is increased:• Check all wires and con-nections between receiver/amplifier and speakers. Makesure all wires are connected.Make sure none of thespeaker wires are frayed, cutor punctured.• If more than one pair of mainspeakers is being used, checkthe minimum impedancerequirements of yourreceiver/amplifier.If there is low (or no) bassoutput:• Make sure the connectionsto the left and right “SpeakerInputs” have the correctpolarity (+ and –).• Make sure the subwooferis plugged into an activeelectrical outlet.• Make sure the poweredsubwoofer is plugged inand is either in the “On” or“Auto” position.• In Dolby Digital or DTSmodes, make sure yourreceiver/processor isconfigured so that the sub-woofer and LFE outputare enabled.If there is no sound fromthe surround speakers:• Check all wires and con-nections between receiver/amplifier and speakers. Makesure all wires are connected.Make sure none of thespeaker wires are frayed, cutor punctured.• Review proper operation ofyour receiver/amplifier and itssurround-sound features.• Make sure the movie or TVshow you are watching isrecorded in a surround-soundmode. If it is not, check to seeif your receiver/ amplifier hasother surround modes youmay use.• In Dolby Digital or DTSmodes, make sure yourreceiver/processor isconfigured so that thesurround speakers areenabled.• Review the operation of yourDVD player and the jacket ofyour DVD to make sure thatthe DVD features the desiredDolby Digital or DTS mode,and that you have properlyselected that mode using boththe DVD player’s menu and theDVD disc’s menu.T R O U B L E S H O O T I N GStaple sales invoice here.

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