Connection Diagram
• This diagram shows connections using external output (subwoofer output). Slide the input switch to the left.
• When you connect with speaker output, connections defers from the diagram. For details, see the "Using
the Speaker Input" section. In either case, you need to set the input switch. For details, see the "Setting the
Unit" section.
Grommet
Bass Boost
Remote Control
Jack for the bass boost remote control
Connect this jack and the bass boost
remote control with the bass boost
remote control wire.
Fuse (30 A)
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.
Fuse (30 A)
Special red battery wire [RD-223] (sold separately)
After making all other connections at the amplifier,
connect the battery wire terminal of the amplifier to
the positive (+) terminal of the battery.
Fuse (30 A)
Ground wire (black) [RD-223] (sold separately)
Connect to metal body or chassis.
Bass Boost Remote
Control Wire
6 m
Speaker output terminal
See the "Connecting
the Speaker Wires"
section for speaker
connection instructions.
External Output
Car stereo with
RCA output jacks
Connecting wire with RCA
pin plugs (sold separately).
RCA input jack
RCA output jack
Amplifier with
RCA input jacks
RCA input
6