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Connection
Power and Speakers cable connection (Stereo Connections)
ALINE IN (Front)
RCA cable (Commercially
available part)
BLINE IN (Rear)
B Left input (White)
A Left input (White)
CONTROL
A
LINE IN
15Hz
MONO
A
OFF
25Hz
2
1
3
0.5
GND
INFRASONIC
L
4
(MIN)
5
0.2
(MAX)
100
120
100
INPUT
FILTER
120
150
SENSITIVITY(V)
70
150
OFF
HPF
LPF
STEREO
MONO
A
B
A
R
70
170
OPERATION
INPUT
FREQUENCY(Hz)
50
LPF 200
SELECTOR
50
HPF
200
A Right input (Red)
FUSE(20A 4)
GND
BATT.
Terminal cover
Battery cable (Commercially
available part)
• If a buzzing noise is heard from the speakers when the engine is running,
connect a line noise filter (optional) to each of the battery cable.
• Do not allow the cord to directly contact the edge of the iron plate by using
Grommets.
Fire wall
Grommets
Battey
8
English
CENTER UNIT
(Cassette receiver,
CD receiver, etc.)
Power control cable
(Commercially
available part)
Power control (REMOTE)
lead terminal
LINE OUT
CONTROL B
+
15Hz
B
A
B
2
1
OFF
25Hz
L
3
0.5
INFRASONIC
P.CON(REMOTE)
4
120
(MIN)
5
0.2
(MAX)
100
150
INPUT
100
FILTER
120
SENSITIVITY(V)
OFF
70
150
R
HPF
LPF
STEREO
MONO
70
170
OPERATION
50
LPF 200
FREQUENCY(Hz)
50
HPF
200
B Right input (Red)
Front left
speaker
Front right
speaker
SPEAKER OUTPUT
A
SERVO FEED BACK
LEFT
RIGHT
B
BRIDGED
A
A
B
B
Rear right
speaker
Rear left
speaker
Ground cable (Commercially available part)
Round terminal (Large)
+
-
Bridged Connections
FUSE(20A 4)
GND
BATT.
Connection Precautions
2WARNING
To prevent fire caused by a short in the
wiring, connect a fusible link or breaker
nearby the battery's positive terminal.
NOTE
Connect the ground cable to a metal part of
the car chassis that acts as an electrical
ground passing electricity to the battery's
negative - terminal. Do not turn the power
on if the ground cable is not connected.
RCA cable ground terminal
When using an RCA cable with
a ground lead attached, connect
the ground lead to this terminal.
2CAUTION
Do not use this terminal for power source
grounding. This unit will be damaged if the
power source grounding wire is connected to
this terminal.
2CAUTION
Speaker Output/Sigma Servo
Feedback Terminals
• Speakers that are to be used for stereo connections to
this unit should have an impedance of 2Ω or greater.
Connect the speaker output
When connecting multiple speakers, ensure that the
cables to these terminals.
combined impedance is 2Ω or greater. Connection of
Lead terminal
speakers of less than 2Ω will be the cause of breakdown.
(Commercially
• Speakers that are to be used for bridged connections to
available part)
this unit should have an impedance of 4Ω or greater.
When connecting multiple speakers, ensure that the
combined impedance is 4Ω or greater. Connection of
speakers of less than 4Ω will be the cause of breakdown.
A Bridged
SPEAKER OUTPUT
A
SERVO FEED BACK
LEFT
RIGHT
B
BRIDGED
A
A
B
B
B Bridged
Power terminal
Pass battery and ground cables through supplied
terminal cover and connect to respective
terminals. After completing connections, fasten
terminal cover over terminal bracket.
Round terminal (Medium)
Power control lead terminal
Connect the Center units's power
control lead from the center unit.
Round terminal
(Small)
English
9
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