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7
Connecting the Unit
Connection Diagram
• In the case of connecting the external output from a car stereo to an RCA input, use the jack used for full-
range output. This is because the LPF of the amplifier cannot be turned OFF. If this jack cannot be used,
connect the subwoofer output jack to the RCA input.
Fuse (40 A)
Car stereo with
RCA output
jacks
RCA input jack
System remote control wire (sold separately)
Connect the male terminal of this wire to the system remote
control terminal of the car stereo (SYSTEM REMOTE CONTROL). The
female terminal can be connected to the auto-antenna relay control terminal.
If the car stereo does not have a system remote control terminal, connect the
male terminal to the power terminal through the ignition switch.
Speaker output terminal
See the “Connecting the
Speaker Wires” section
for speaker connection
instructions.
Bass Boost Remote
Control Wire
Bass Boost Remote Control
6 m
Jack for the bass boost remote control
Connect this jack and the bass boost remote
control with the bass boost remote control wire.
SYNC OUTPUT/SYNC INPUT jack
See the “Connecting the Speaker Wires”
section for SYNC OUTPUT/SYNC
INPUT jack connection instructions.
The maximum
length of the wire
between the fuse
and the positive
(+) terminal of
the battery is 45
cm.
Grommet
Positive (+)
terminal
Battery
Ground wire, Terminal (sold sepa-
rately)
The ground wires must be same size
as the battery wire.
Connect to metal body or chassis.
Negative (–)
terminal
Battery wire (sold separately)
For the wire size, see the
“Connecting the Power Terminal”
section. The battery wire, the
ground wire and the optional direct
ground wire must be same size.
After making all other connections
at the amplifier, connect the bat-
tery wire terminal of the amplifier
to the positive (+) terminal of the
battery.
Fuse (300 A)
Each amplifier must be SEPA-
RATELY fused at 300 A.
External Output
Reverse side
Connecting wire with RCA
pin plugs (sold separately).
Fuse (40 A)