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10

If there is no sound from any of
the speakers:

• Check that receiver/amplifier

is on and a source is playing.

• Check that the powered

subwoofer is plugged in, its
Power switch 

¡

is switched

on to the “ON•” position.

• 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.

• 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 con-

nections between receiver/
amplifier and speakers. Make
sure all wires are connected.
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 all wires are connected.
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 con-
figured 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 connecti-

ons 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 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.

• 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 all wires
are connected. Make sure
none of the speaker wires are
frayed, cut or punctured.

• 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
if 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.

• 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.

T R O U B L E S H O O T I N G

Summary of Contents for Simply Cinema SCS138

Page 1: ...performance and movie sound to the home environment by calling on JBL s professional engineering leadership SATELLITE TYPE Titanium laminate dome tweeter sealed enclosure SUBWOOFER TYPE Bass reflex e...

Page 2: ...inment products e g for catering trade restaurants public address or infinite loop announcement use etc 17 Specifications All product specifica tions features are subject to change without notificatio...

Page 3: ...l outlet and refer servicing to qualified service personnel under the following conditions a The power supply cord or the plug has been damaged or b Objects have fallen or liquid has been spilled into...

Page 4: ...peakers 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...

Page 5: ...into a wooden wall stud If that is not possible use properly selected wall anchors The customer is respon sible for proper selection and use of mounting hardware available through hardware stores to...

Page 6: ...ipe 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...

Page 7: ...t 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 cor responding terminals on the back of your fron...

Page 8: ...onnect this jack to the LFE output or subwoofer output on your receiver or amplifier Connect each speaker to the corresponding speaker terminals on your receiver or amplifier Make sure that you have c...

Page 9: ...Control The optimum setting for the SCS138 system is with the Crossover Control set to the Max position Crossover The Phase Control determines whether the subwoofer s piston like action moves in and...

Page 10: ...increased Check all wires and connecti ons 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 p...

Page 11: ...clare in own responsibility that the product described in this owner s manual is in compliance with technical standards EN 60065 1998 EN 55013 A14 1999 EN 55020 A14 1999 EN 61000 3 2 A14 2000 EN 61000...

Page 12: ...r Frequency Response 6dB 120Hz 20kHz Sensitivity 2 83V 1m 88dB Nominal Impedance 4 Ohms Recommended Amplifier Power 10 50 Watts RMS per Channel Drive Units 12mm Titanium Laminate Dome Video shielded H...

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