Read JBL JBL 1900 User Guide / Operation Manual online
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JBL Consumer Products
JBL1900
simple setup guide
JBL 1900 Series 7/17/98 3:45 PM Page 1
one.
Speaker Placement
two.
Speaker Connections
Connection Tips
– +
– +
– +
– +
Speaker Outputs
RIGHT
LEFT
Speakers and electronics terminals have corresponding (+) and
(–) terminals. It is important to connect both speakers identi-
cally: (+) 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 image.
(–) terminals. It is important to connect both speakers identi-
cally: (+) 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 image.
JBL1900
JBL 1900 Series 7/17/98 3:45 PM Page 2
Troubleshooting
If there is no sound from
any of the speakers, check
the following:
any of the speakers, check
the following:
• Receiver/amplifier is on and
a source is playing.
• Review proper operation of
your receiver/amplifier.
a source is playing.
• Review proper operation of
your receiver/amplifier.
If there is no sound coming
from one speaker, check the
following:
from one speaker, check the
following:
• Check the “Balance” control
on your receiver/amplifier.
• Check all wires and connec-
tions between receiver/
amplifier and speakers.
• Make sure all wires are
connected. Make sure none of
the speaker wires are frayed,
cut or punctured.
on your receiver/amplifier.
• Check all wires and connec-
tions 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:
volumes but shuts off as
volume is increased, check
the following:
• Check all wires and connec-
tions between receiver/
amplifier and speakers.
• Make sure all wires are con-
nected. 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.
tions between receiver/
amplifier and speakers.
• Make sure all wires are con-
nected. 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 bass output,
check the following:
check the following:
• Make sure the polarity
(+ and –) of the left and
right “Speaker Inputs” are
connected properly.
(+ and –) of the left and
right “Speaker Inputs” are
connected properly.
JBL 1900 Series 7/17/98 3:45 PM Page 3
Declaration of Conformity
Kongevejen 194B
DK-3460 Birkerød
DENMARK
DK-3460 Birkerød
DENMARK
declare in own responsibility, that the product described
in this owner’s manual is in compliance with technical
standards:
EN 50 081-1/1992
EN 50 082-1/3.1995
Steen Michaelsen
Birkerød. DENMARK. 12/97
C
E
L E
B R A T I N
G
5
0
Y E A
R
S
©
1997 JBL, Incorporated. JBL is a registered trademark
of JBL, Incorporated.
12/97
12/97
Part No. JBL1900OM
Specifications
*The maximum recommended
amplifier power rating will
ensure proper system head-
room to allow for occasional
peaks. We do not recommend
sustained operation at these
maximum power levels.
amplifier power rating will
ensure proper system head-
room to allow for occasional
peaks. We do not recommend
sustained operation at these
maximum power levels.
Note: The speaker grille is not
removable on the model listed
in this manual.
removable on the model listed
in this manual.
JBL1900
Frequency Response (–6dB):
52Hz – 20kHz
Recommended Maximum
Power Handling*:
100 watts
Sensitivity @ 1 watt/1 meter:
89dB
Nominal Impedance:
8 ohms
Crossover Frequency:
3200Hz
Woofer:
8"
Tweeter:
12mm
Dimensions (H x W x D):
19-1/4 x 10 x 9-1/4 inches
489 x 254 x 235mm
489 x 254 x 235mm
Weight (each):
19 lbs/8.6 kg
A Harman International Company
Occasional refinements may
be made to existing products
without notice, but will
always meet or exceed origi-
nal specifications unless
otherwise stated.
be made to existing products
without notice, but will
always meet or exceed origi-
nal specifications unless
otherwise stated.
JBL 1900 Series 7/17/98 3:45 PM Page 4