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If there is no sound from any of
the speakers:
• Check that receiver/amplifier

is on and a source is playing.

• 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 –).

• If a powered subwoofer is

used, make sure that the
subwoofer is plugged in and
turned 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.

Refinements may be made on occasion to existing products without notice, but will always meet
or exceed original specifications unless otherwise stated.
Simply Cinema is a registered trademark of JBL, Incorporated. 

* Dolby and Pro Logic are trademarks of Dolby Laboratories.

DTS

®

is a registered trademark of Digital Theater Systems, Inc.

Frequency Response (-6dB):

90Hz – 22kHz

Sensitivity (2.83V/1m):

86dB

Nominal Impedance:

4 Ohms

Recommended Amplifier Power

25 – 100 Watts RMS per Channel

Drive Units:

12mm Polyamide/Titanium Laminate Video-shielded HF
100mm Paper Cone Video-shielded Mid/Bass

Dimensions (H x W x D):

235mm x 140mm x 179mm (9.3" x 5.5" x 7")

Weight:

2.8kg (6.2lb)

JBL Consumer Products

250 Crossways Park Drive, Woodbury, NY 11797

www.jbl.com 

©2001 JBL, Incorporated. 

JBL is a registered trademark of JBL, Incorporated.

Part No.1111-SCS178

DESIGN GOAL: Bring the thrill of live performance and movie sound to the
home environment by calling on JBL’s professional engineering leadership.

SATELLITE TYPE:Titanium-laminate-dome tweeter, reflex-loaded enclosure

PROFESSIONAL REFERENCE: Cinema Loudspeaker Series

Refinements may be made on occasion to existing products without notice, but will always meet
or exceed original specifications unless otherwise stated.
Simply Cinema is a registered trademark of JBL, Incorporated. 

* Dolby and Pro Logic are trademarks of Dolby Laboratories.

DTS

®

is a registered trademark of Digital Theater Systems, Inc.

Frequency Response (-6dB):

90Hz – 22kHz

Sensitivity (2.83V/1m):

86dB

Nominal Impedance:

4 Ohms

Recommended Amplifier Power

25 – 100 Watts RMS per Channel

Drive Units:

12mm Polyamide/Titanium Laminate Video-shielded HF
100mm Paper Cone Video-shielded Mid/Bass

Dimensions (H x W x D):

235mm x 140mm x 179mm (9.3" x 5.5" x 7")

Weight:

2.8kg (6.2lb)

JBL Consumer Products

250 Crossways Park Drive, Woodbury, NY 11797

www.jbl.com 

©2001 JBL, Incorporated. 

JBL is a registered trademark of JBL, Incorporated.

Part No.1111-SCS178

DESIGN GOAL: Bring the thrill of live performance and movie sound to the
home environment by calling on JBL’s professional engineering leadership.

SATELLITE TYPE:Titanium-laminate-dome tweeter, reflex-loaded enclosure

PROFESSIONAL REFERENCE: Cinema Loudspeaker Series

Refinements may be made on occasion to existing products without notice, but will always meet
or exceed original specifications unless otherwise stated.
Simply Cinema is a registered trademark of JBL, Incorporated. 

* Dolby and Pro Logic are trademarks of Dolby Laboratories.

DTS

®

is a registered trademark of Digital Theater Systems, Inc.

Frequency Response (-6dB):

90Hz – 22kHz

Sensitivity (2.83V/1m):

86dB

Nominal Impedance:

4 Ohms

Recommended Amplifier Power

25 – 100 Watts RMS per Channel

Drive Units:

12mm Polyamide/Titanium Laminate Video-shielded HF
100mm Paper Cone Video-shielded Mid/Bass

Dimensions (H x W x D):

235mm x 140mm x 179mm (9.3" x 5.5" x 7")

Weight:

2.8kg (6.2lb)

JBL Consumer Products

250 Crossways Park Drive, Woodbury, NY 11797

www.jbl.com 

©2001 JBL, Incorporated. 

JBL is a registered trademark of JBL, Incorporated.

Part No.1111-SCS178

DESIGN GOAL: Bring the thrill of live performance and movie sound to the
home environment by calling on JBL’s professional engineering leadership.

SATELLITE TYPE:Titanium-laminate-dome tweeter, reflex-loaded enclosure

PROFESSIONAL REFERENCE: Cinema Loudspeaker Series