User manual JBL CINEMA 300 QUICK START GUIDE

[. . . ] NOTE: The Crossover Control functions only when you are using the Line-Level In L/R Connectors. The Line-Level In LFE Connector bypasses the subwoofer's built-in crossover and Crossover Control. Phase Switch: This switch determines whether the subwoofer driver's piston-like action moves in and out in phase with the satellite speakers. [. . . ] Satellite 1-15/16" (49mm) 2-3/16" (55mm) Be sure to follow these installation instructions carefully. If you have any questions or doubts about your ability to wall-mount the speakers correctly, consult with your authorized JBL dealer or custom installer. Decide on locations for the speakers according to the recommendations in Placing the Speakers, on page 3. Select wall-hanging hardware that is appropriate for the construction and materials of your walls. The Cinema 300 front and surround speakers weigh 2. 1 lb (0. 95kg); the Cinema 300 center speaker weighs 3. 25 lb (1. 47kg). Be sure to use hardware that can support their weight. 3. Install the wall-hanging hardware on the walls. Make sure that the hardware is driven into studs and not into drywall or plaster. If the hardware must be mounted in drywall or plaster, you are responsible for selecting and using wall anchors that are appropriate for the construction and materials of your walls. Hang the speakers on the wall-mount hardware. 4 CONNECTING THE SPEAKERS CAUTION: Before making speaker connections, be sure that your receiver or amplifier is turned off and preferably that its AC cord is unplugged from the AC power outlet. Connect the speakers to your receiver or amplifier: 1. Connect the speaker's "+" terminal to the amplifier's "+" terminal: Speaker 2. Wire with Colored Band to "+" Terminal 3. Amplifier SPEAKER OUTPUT Colored Band to "+" Terminal Wire with Colored Band to "+" Terminal Connect the speakers to the proper amplifier channels: Front Left Center Front Right Wire with White Bands Wire with Green Bands Wire with Red Bands FRONT Surround Left Surround Right ­+ LEFT ­+ ­+ RIGHT ­+ ­+ CENTER SURROUND Receiver or Amplifier Wire with Blue Bands IMPORTANT: Make sure the ( + ) and ( ­ ) bare wires do not touch each other or the other terminal. Touching wires can cause a short circuit that can damage your receiver or amplifier. www. jbl. com 5 English CONNECTING THE SUBWOOFER TO A RECEIVER OR PREAMP/PROCESSOR WITH A DEDICATED SUBWOOFER OUTPUT Receiver or Amplifier SUBWOOFER LFE OUT Mono RCA Cable (included) SUB 140P Subwoofer TO A RECEIVER OR PREAMP/PROCESSOR WITH A PREAMP OUTPUTS Receiver or Amplifier PREAMP OUTPUTS Mono RCA Cable (included) SUB 140P Subwoofer Mono RCA Cable (not included) TO A RECEIVER OR PREAMP/PROCESSOR WITH A PREAMP OUTPUTS CONNECTED TO MAIN AMP INPUTS Receiver or Amplifier PREAMP OUTPUTS MAIN AMP INTPUTS Stereo "Y" Cable (not included) SUB 140P Subwoofer Stereo Audio Cable (not included) Mono RCA Cable (included) Mono RCA Cable (not included) 6 OPERATING THE SUBWOOFER TURNING THE SUBWOOFER ON AND OFF Set the subwoofer's Power Switch to the "On" position. · If the subwoofer's Power-On Mode Switch is set to "Auto, " the subwoofer will automatically turn itself on when it receives an audio signal, and it will go into Standby mode after it has received no audio signal for 20 minutes. [. . . ] If the bass seems too strong at certain frequencies, try a lower Crossover Control setting. If the bass seems too weak at certain frequencies, try a higher Crossover Control setting. SUBWOOFER ADJUSTMENTS: VOLUME Use the Subwoofer Level Control to set the subwoofer's volume. [. . . ]