Troubleshooting - JBL Studio L820 Owner's Manual

TROUBLESHOOTING

If there is no sound from
any of the speakers:
• Check that receiver/ampli-
fier is on and that a source is
playing.
• 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
connections between
receiver/ amplifier and
speakers.
• Make sure no wires are
touching other wires or
terminals and creating a short
circuit.
• 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.
• 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 speakers, 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
PRO SOUND COMES HOME
JBL Consumer Products, 250 Crossways Park Drive, Woodbury, NY 11797 USA
8500 Balboa Boulevard, Northridge, CA 91329 USA, phone 516-255-4JBL
2, route de Tours, 72500 Chateau-du-Loir, France
www.jbl.com
© 2005 Harman International Industries, Incorporated. All rights reserved.
JBL is a registered trademark of Harman International Industries, Incorporated.
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
for further information.
If the system plays at low
volumes but shuts off as
volume is increased:
• 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.
• If more than one pair of main
speakers is being used, check
the minimum impedance
requirements of your
receiver/amplifier.
If there is no (or low)
®
bass output:
• Make sure the polarities
(+ and –) of the left and right
"Speaker Inputs" are
connected properly.
• Consider adding a powered
subwoofer to your system for
use with digital ".1" surround
formats.
Part No.353334-001
™
* Trademarks of Dolby Laboratories.
DTS is a registered trademark of Digital Theater Systems, Inc.
(USA only) Mylar and Kapton are registered trademark of E.I. du Pont de Nemours
and Company.
** The maximum recommended amplifier power rating will ensure
proper system headroom to allow for occasional peaks. We do not
recommend sustained operation at these maximum power levels.
All features and specifications are subject to change without notice.
All dimensions include grilles and feet, but not spikes.
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, punctured or
touching each other.
• 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
whether 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.
Declaration of Conformity
We, Harman Consumer Group International
2, route de Tours
72500 Chateau-du-Loir
France
declare in own responsibility that the products
described in this owner's manual are in compliance
with technical standards:
EN 61000-6-3:2001
EN 61000-6-1:2001
Laurent Rault
Harman Consumer Group International
Chateau-du-Loir, France 4/05