Black plate (7,1)
Connection diagram
1
Special red battery wire
RD-223 (sold separately)
After completing all other amplifier connec-
tions, finally connect the battery wire terminal
of the amplifier to the positive
+
battery term-
inal.
2
Ground wire (Black)
RD-223 (sold separately)
Connect to metal body or chassis.
3
Car stereo with RCA output jacks (sold sepa-
rately)
4
External output
If only one input plug is used, do not connect
anything to RCA input jack B.
5
Connecting wire with RCA pin plugs (sold se-
parately)
6
RCA input jack A
7
RCA input jack B
8
Speaker input terminal (use a connector in-
cluded)
Please see the following section for speaker
connection instructions. Refer to
when using the speaker input wire
9
Speaker output terminals
Please see the following section for speaker
connection instructions. Refer to
when using the speaker input wire
a
System remote control wire (sold separately)
Connect male terminal of this wire to the sys-
tem remote control terminal of the car stereo.
The female terminal can be connected to the
auto-antenna relay control terminal. If the car
stereo lacks a system remote control terminal,
connect the male terminal to the power term-
inal via the ignition switch.
b
Fuse 25 A × 2 (GM-A6604) / 30 A × 1 (GM-
A4604)
c
Fuse (30 A) × 2
d
Grommet
e
Rear side
f
Front side
Note
INPUT SELECT
(input select) switch must be set.
For details, see
Setting the unit
on page 5.
Before connecting the
amplifier
WARNING
!
Secure the wiring with cable clamps or adhe-
sive tape. To protect the wiring, wrap sections
in contact with metal parts in adhesive tape.
!
Never cut the insulation of the power supply
to feed power to other equipment. Current ca-
pacity of the wire is limited.
CAUTION
!
Never shorten any wires, the protection circuit
may malfunction.
!
Never wire the speaker negative cable directly
to ground.
!
Never band together multiple speaker
’
s nega-
tive cables.
<5707000008300>7
En
7
English
Section
03
Connecting the units
