User manual JBL L890CH

[. . . ] It is ideal for re-creating the cinematic experience in your home. ® STUDIO L SERIES L830, L880, L890CH, LC1 TM OWNER'S GUIDE SPEAKER CONNECTIONS connect both 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 poor imaging. To use the binding-post speaker terminals, unscrew the colored collar until the pass-through hole in the center post is visible. Insert the bare end of the wire through this hole; then screw the collar down until the connection is tight. [. . . ] Insert the bare end of the wire through this hole; then screw the collar down until the connection is tight. The hole in the center of each collar is intended for use with banana-type connectors. To comply with European CE certification, these holes are blocked with plastic inserts at the point of manufacture. To use banana-type connectors requires the removal of the inserts. Do not remove these inserts if you are using the product in an area covered by the European CE certification. BI-WIRING The bi-wire connection method requires one amplifier and two sets of speaker wires. By removing the shorting bars, connections may be made to the individual network sections using four conductors, one for each of the four terminals. For single-wire connection, leave the shorting bars in place and connect only a single set of speaker wires (two conductors) to the two upper terminals. High Frequency ­ + MODELS: L830, L880, L890CH RIGHT LEFT ­ + ­ + RIGHT ­+ ­ LEFT + Receiver's Speaker Outputs Receiver's SpeakerOutputs MODEL: LC1 ­ ­ + + ­ + Low Frequency ­ + Amplifier Bi-Wire Connections Receiver's Speaker Outputs Speakers and electronics have corresponding (+) and (­) terminals. It is important to SPEAKER SETUP MODELS: L830, LC1 The supplied self-adhesive rubber feet may be attached to the bottom corners of your speakers to protect your furniture. Four metal spikes are supplied for use when the speaker is to be placed on a carpeted surface, to decouple the speaker from the floor and prevent unwanted damping. Turn everything back on, and determine whether the problem has followed the speakers, or has remained in the same channel. If the problem is in the same chanDeclaration of Conformity nel, the source of the problem is most likely with your receiver or amplifier, and you should consult the owner's manual for that product for further information. If the problem has followed the speaker, consult your dealer for further assistance or, if that is not possible, visit www. jbl. com for further information. If the system plays at low volumes but shuts off as volume is increased: If there is no sound from the surround speakers: · Check all wires and connections between receiver/ amplifier and speakers. · Make sure all wires are connected. Make sure none of the speaker wires are frayed, cut or punctured. · If more than one pair of main speakers is being used, check the minimum impedance requirements of your receiver/amplifier. If there is no (or low) bass output: · Make sure the polarities (+ and ­) of the left and right "Speaker Inputs" are connected properly. · Consider adding a powered subwoofer to your system for use with digital ". 1" surround formats. · Check all wires and connections between receiver/ amplifier and speakers. Make sure none of the speaker wires are frayed, cut, punctured or touching each other. · Review proper operation of your receiver/amplifier and its surround sound features. · Make sure the movie or TV show you are watching is recorded in a surround sound mode. [. . . ] · Review proper operation of your receiver/amplifier and its surround sound features. · Make sure the movie or TV show you are watching is recorded in a surround sound mode. If it is not, check to see whether your receiver/amplifier has other surround modes you may use. · In Dolby Digital or DTS modes, make sure your receiver/processor is configured so that the surround speakers are enabled. [. . . ]