DOWNLOAD JBL PSW 1200 (serv.man4) Service Manual ↓ Size: 141.73 KB | Pages: 11 in PDF or view online for FREE

Model
PSW 1200 (serv.man4)
Pages
11
Size
141.73 KB
Type
PDF
Document
User Manual / Operation Manual
Brand
Device
Audio
File
psw-1200-sm4.pdf
Date

JBL PSW 1200 (serv.man4) User Manual / Operation Manual ▷ View online

5
"Speaker Level Input (from
amplifier)" 
– Use these inputs
when connecting to the speaker
out (speaker mains) of your
receiver/T.V./source amplifier. Run
speaker wires from the speaker
output terminals (usually coded
red and black) on the rear of your
receiver/T.V./source amplifier to
the red and black input terminals
labeled "Speaker Level Input (from
amplifier)" on the PSW subwoofer.
(See Fig. 2) 
Preparing the speaker level
hookup wire
Your JBL dealer can recommend
suitable cables, or you can buy
wire at most hardware stores.
High quality connectors and cable
offer consistent performance that
does not deteriorate over time. 
We recommend #16 AWG two-
conductor insulated wire as a
minimum size. If your PSW
subwoofer is more than 30 feet
(10 m) from your receiver/T.V./
source amplifier, use larger
diameter wire.
Making the speaker 
level hookup
1. 
First measure the distance
from your receiver/T.V./source
amplifier to your PSW
subwoofer.
2. Next make two hookup wires
this length.
3. Strip off 3/8" of insulation from
both ends of each conductor
wire.
4. Twist each set of thin wires into
a tightly-bunched spiral.
5. Now find a visual difference
between the two conductors of
each molded pair of speaker
wire. 
CONNECTIONS
CAUTION:  Before making any
connections to your subwoofer,
make sure the power to your
entire system is OFF.
AC POWER
First make sure the Volume
Control on the rear panel of your
PSW Subwoofer is in the minimum
position. Make all connections,
then plug the AC cord into a wall
socket.
INPUTS
Your PSW subwoofer has both
line-level and speaker-level input
connections. Review your
receiver/T.V./source amplifier
instruction manual to see which
outputs your equipment provides,
then follow the appropriate
instructions below.
"Line Input" - Use the RCA
(phono) input jacks labeled "Line
Input" when connecting from a
line-level device, such as a pre-
amp, crossover, signal processor,
or when using any of the line-level
outputs on the rear of your
receiver/T.V./source amplifier.
If your receiver has a single
RCA output for sending the
signal to the subwoofer,
connect it to both R & L input
jacks by using a "y" adapter
(not included).
Many stereo/ large screen T.V.s
have stereo (R & L) RCA jacks for
sending the signal to external
audio equipment. Your subwoofer
connects to these using both the 
R & L input jacks. (See Fig. 1) 
PSW 1000/1200 Owner’s Manual   7/28/98 10:15 AM  Page 6
6
R
L
R
L
+
+
R
L
R
L
+
+
Receiver, TV, or Amplifier
Receiver, TV, or Amplifier
L
R
Discrete Output, High Current Powered Subwoofer
 
120VAC
60Hz
2A
LR 104580
Crossover
Frequency
90
150 Hz
Volume
Phase
1
10
0
°
-180
°
AVIS!  RISQUE DE CHOC ELECTRIQUE  NE PAS OUVRIR
CAUTION
Low
Level
Input 
High
Level
Input 
High
Level
Output 
L
R
+
-
+
-
PSW-1200
RISK OF ELECTRIC SHOCK
DO NOT OPEN
L
R
Discrete Output, High Current Powered Subwoofer
 
120VAC
60Hz
2A
LR 104580
Crossover
Frequency
90
150 Hz
Volume
Phase
1
10
0
°
-180
°
AVIS!  RISQUE DE CHOC ELECTRIQUE  NE PAS OUVRIR
CAUTION
Low
Level
Input 
High
Level
Input 
High
Level
Output 
L
R
+
-
+
-
PSW-1200
RISK OF ELECTRIC SHOCK
DO NOT OPEN
Figure 1:
Line Level
Input
Connection
Figure 2:
Speaker
Level Input
Connection
PSW 1000/1200 Owner’s Manual   7/28/98 10:15 AM  Page 7
7
These differences can be a
different color wire (copper or 
"silver"); a strand of yarn in one 
conductor; thin, raised ribs on one
part of the outer insulation; or a
printed "+" marking on one of the
insulators. It doesn't matter which
of the two strands of wire go to (+)
and (–) on your receiver/T.V./
source amplifier and PSW sub-
woofer, just be sure to connect
both left and right hookup wires
identically. Push down on the
button below the terminal and
insert the wire through the hole.
For each channel, connect the 
red terminal on the receiver/T.V./
source amplifier to the red or (+)
loudspeaker connection terminal
on the PSW subwoofer, and 
the black to the black or (–).
Connecting the PSW subwoofer
this way ensures that both
channels will be in phase; that is,
working together, not in
opposition.  
CAUTION: Never attach inputs
to both line level and speaker
level inputs of the same
channel at the same time.
OUTPUTS  
Your subwoofer has a speaker
output terminal block to enable
the signal to be sent to your main
speakers or satellites. Your PSW
subwoofer can use the signal from
your receiver/T.V./source amplifier
to produce the low bass while
passing the unaltered signal
source to the external speakers. 
"Speaker Level Output (to
external speakers)" 
– Hook up
the external speakers using two-
conductor insulated wire following
the same procedure described
under Speaker Level Input.
Connect the red (+) terminal of the
PSW subwoofer to the red (+)
terminal of the external speaker,
and the black (–) to black.
Connecting the external speakers
this way ensures that they will be
in phase; that is, working together,
not in opposition. Connecting the
speakers out of phase won't
damage them, but will result in
less bass and poor imaging. 
(See Fig. 3)
NOTE:  Connecting your satellite
speakers through your PSW
subwoofer won't change their
impedance.
LEVEL       
NOTE:  When first setting up
your PSW subwoofer, set 
the Volume control counter-
clockwise to "Min" (minimum)
before plugging in the power
cord.
Use the "Volume" knob to add
the appropriate amount of bass 
to your main speaker output.
Increase the subwoofer level by
turning volume knob clockwise
until you find a setting that is
pleasing to you.
PSW 1000/1200 Owner’s Manual   7/28/98 10:15 AM  Page 8
8
L
R
Discrete Output, High Current Powered Subwoofer
 
120VAC
60Hz
2A
LR 104580
Crossover
Frequency
90
150 Hz
Volume
Phase
1
10
0
°
-180
°
AVIS!  RISQUE DE CHOC ELECTRIQUE  NE PAS OUVRIR
CAUTION
Low
Level
Input 
High
Level
Input 
High
Level
Output 
L
R
+
-
+
-
PSW-1200
RISK OF ELECTRIC SHOCK
DO NOT OPEN
R
L
R
L
+
+
+
+
Satellite Speakers
Receiver, TV, or Amplifier
R
L
Figure 3: Speaker Level
Output Connection
PSW 1000/1200 Owner’s Manual   7/28/98 10:15 AM  Page 9
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