JBL Troubleshooting Solutions for Your Home Theater System

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Troubleshooting

Problem

Solution

 

 

If there is no sound from any of the

• Check that receiver/amplifier is on and a source is playing.

speakers:

• Check that the powered subwoofer is plugged in and is turned on (Power

 

 

switch å pushed in).

 

• 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, punctured or touching each other.

 

• Review proper operation of your receiver/amplifier.

 

 

If there is no sound coming from one

• Check the Balance control on your receiver/amplifier.

speaker:

• Check all wires and connections between receiver/amplifier and speaker.

 

 

Make sure all wires are connected. Make sure none of the speaker wires are

 

frayed, cut, punctured or touching each other.

 

• In Dolby Digital or DTS modes, make sure that the receiver/amplifier is

 

configured so that the speaker in question is enabled.

 

• Turn off all electronics, and switch the speaker in question with one of

 

the other speakers that is working correctly. Turn everything back on, and

 

determine whether the problem has followed the speaker or has remained in

 

the same channel. If the problem is in the same channel, 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.

 

 

If there is no sound from the center

• Check all wires and connections between receiver/amplifier and speaker.

speaker:

Make sure all wires are connected. Make sure none of the speaker wires are

 

frayed, cut, punctured or touching each other.

 

• 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 one of the Dolby Digital or DTS modes,

 

make sure the receiver/processor is configured so that the center speaker is

 

enabled.

 

 

If the system plays at low volumes but

• Check all wires and connections between receiver/processor and speakers.

shuts off as volume is increased:

Make sure all wires are connected. Make sure none of the speaker wires are

 

frayed, cut, punctured or touching each other.

 

• If more than one pair of main speakers is being used, check the minimum

 

impedance requirements of your receiver/amplifier.

 

 

If there is low (or no) bass output:

• Make sure the connections to the left and right speaker inputs have the

 

correct polarity (+ and –).

 

• Make sure the subwoofer is plugged into an active electrical outlet and is

 

turned on (Power switch å pushed in).

 

• In Dolby Digital or DTS modes, make sure your receiver/processor is

 

configured so that the subwoofer and LFE output are enabled.

 

• Switch the Phase switch ç to the opposite position, and select the position

 

that results in the most pleasing bass response.

 

 

If there is no sound from the surround

• Check all wires and connections between receiver/processor and speakers.

speakers:

Make sure all wires are connected. Make sure none of the speaker wires are

 

frayed, cut, punctured or touching each other.

 

• Review the 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/processor 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. When five satellites

 

are in use, remember to configure your receiver or processor for 6.1-channel

 

operation, and when six satellites are in use, configure your receiver or

 

processor for 7.1 channels.

 

• Review the operation of your DVD player and the jacket of your DVD to make

 

sure that the DVD features the desired Dolby Digital or DTS mode, and that

 

you have properly selected that mode using both the DVD player’s menu and

 

the DVD disc’s menu.

 

 

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Contents JBL Cinema Sound Important Safety Instructions Risk of Electric Shock Do not OpenTable Of Contents Each Model Sold Separately CSB6 CSC56 Thank You For Choosing This JBL ProductIncluded Items CST56Front Speakers Speaker PlacementSurround Speakers CENTER-CHANNEL Speaker Subwoofer WALL-MOUNTING the CSC56 and CSB6 CSC56 CSB6Connection Tips Speaker ConnectionsCSB6, CSC56 Dolby PRO Logic NON-DIGITAL Line Level ReceiverPhase VolumeSubwoofer Operation Troubleshooting Problem SolutionSpecifications CST56 CSB6 CSC56

CSC56, CSS11, CST56, CSB6 specifications

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