background image

SCS120 System

Frequency Response

40Hz – 20kHz (

±

3dB)

sat20

Recommended Power 

10 – 120 watts 

Frequency Response

120Hz – 20kHz (

±

3dB)

Impedance

8 ohms nominal 

Sensitivity

90dB @ 1 watt/1 meter

Crossover Frequency

3.5kHz (midrange to tweeter)

Tweeter

One 3/4" titanium composite
dome, video-shielded

Midrange

Two 3-1/2" neodymium 
drivers, video-shielded

Dimensions (HxWxD)

14 x 4-3/8 x 6 inches 
356 x 111 x 152mm

Weight

3.5 lbs/1.6 kg 

bass20

Amplifier

150 watts RMS

Frequency Response

40Hz – 120Hz (

±

3dB)

Crossover Frequency

120Hz (subwoofer to satellite)

Bass

Dual 8" woofers, bass reflex
enclosure

Dimensions (HxWxD)

17-3/4 x 10 x 24 inches
451 x 254 x 610mm

Weight

42 lbs/19.1 kg 

Specifications

Refinements may be made on
occasion to existing products
without notice, but will always
meet or exceed original speci-
fications unless otherwise
stated.

If there is no sound from
any of the speakers, check
the following:

• Receiver/amplifier is on and
a source is playing.
• Powered subwoofer is
plugged in and is either in
the “On” or “Auto” position.
• 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.
• Review proper operation of
your receiver/amplifier.

If there is no sound coming
from one speaker, check the 
following:

• 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.

If the system plays at low
volumes but shuts off as
volume is increased, check
the following:

• 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.
• If more than one pair of
main speakers is being used,
check the minimum imped-
ance requirements of your
receiver/amplifier.

If there is low bass output,
check the following:

• Make sure the connections
to the left and right “Speaker
Inputs” have the correct 
polarity (+ and –).

• Make sure that the sub-
woofer is plugged into an
active electrical outlet.
• Powered subwoofer is
plugged in and is either in
the “On” or “Auto” position.

If there is no sound from 
the surround speakers,
check the following:

• 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.
• 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 Dolby surround. If
it is not, check to see if your
receiver/amplifier has other
surround modes you may use.

Troubleshooting

SCS120 Simply Cinema OM  7/20/98 12:39 PM  Page 7

Summary of Contents for BASS 20

Page 1: ...that the JBL system you have chosen will provide every note of enjoyment that you expected and that when you think about purchasing additional audio equipment for your home car or office you will once...

Page 2: ...eaners Use a damp cloth for cleaning 14 Nonuse Periods The power cord of the product should be unplugged from the outlet when left unused for long periods of time 15 Lightning For added protection for...

Page 3: ...unting brackets Dolby Digital Ready 2 way satellite and surround speakers with 3 4 titanium composite dome high frequency drivers 150 watt powered bass reflex with dual 8 drivers Adjustable removable...

Page 4: ...X20BKTWHT white Mounting Options On optional stands Part No FS10 20 FS10 20WHT white On optional stands Surrounds On shelves Wall mounted Brackets and hardware included Subwoofer Surround Speakers 5 6...

Page 5: ...speaker wire through the hole in the bottom of the speaker then feed it through the recessed wire channel Separate and strip the ends of the speaker wire as shown Speakers and electronics ter minals...

Page 6: ...Rear Left Front Right Rear Right Subwoofer Left Surround Right Surround Left Front sat20 Right Front sat20 Center Speaker R L R L Center Input Line level Note Some receivers amplifiers have a single...

Page 7: ...oming from one speaker check the following Check the Balance control on your receiver amplifier Check all wires and con nections between receiver amplifier and speakers Make sure all wires are connect...

Page 8: ...evard Northridge CA 91329 1 800 336 4JBL 4525 USA only 1997 JBL Incorporated JBL and Simply Cinema are registered trademarks of JBL Incorporated Trademark of Dolby Laboratories Printed in USA 2 97 Par...

Reviews: