Connecting the Unit
Connecting the Power Terminal
� Always use the special red battery and ground wire [RD-223], which is sold separately. Connect the battery wire directly to the car battery positive terminal (+) and the ground wire to the car body.
4. Connect the wires to the terminal.
� Fix the wires securely with the terminal screws. GND terminal Power terminal System remote control terminal System remote control wire Ground wire
Connecting the Speaker Output Terminals
1. Expose the end of the speaker wires using nippers or a cutter by about 10 mm (3/8 inch) and twist.
Twist
3. Connect the speaker wires to the speaker output terminals.
� Fix the speaker wires securely with the terminal screws. Terminal screw
Connecting the Speakers and Input wires
The speaker output mode can be four-channel, three-channel (stereo + mono) or two-channel (stereo, mono). Connect the speaker leads to suit the mode according to the figures shown below.
Two-channel mode (stereo)
RCA input jack A Input Select Switch Slide this switch to the left. Speaker (Left)
1. Pass the battery wire from the engine compartment to the interior of the vehicle.
� After making all other connections to the amplifier, connect the battery wire terminal of the amplifier to the positive (+) terminal of the battery. Engine Fuse (30 A) compartment Interior of the vehicle
Four-channel mode
Input Select Switch For two-channel input, slide this switch to the left. For four-channel input, slide this switch to the right. (Left) Speaker out A (Right)
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RCA input jack B
10 mm (3/8 inch)
RCA input jack A Speaker output terminal
From car stereo (RCA output) Speaker wire Connecting wires with RCA plugs (sold separately) From car stereo (RCA output) If only one input plug is used, such as when the car stereo has only one output (RCA output), connect the plug to RCA input jack A, but do not connect a plug to RCA input jack B.
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� Use pliers, etc., to crimp lugs to wires. Battery wire Lug
Fuse (30 A) Positive terminal
Drill a 14 mm (1/2 inch) hole
Speaker wire
Insert the O-ring rubber into the vehicle grommet into the vehicle body. body.
Two-channel mode (mono)
(Right) Speaker out B (Left) RCA input jack A Input Select Switch Slide this switch to the left. Speaker (Mono)
2. Twist the battery wire, ground wire and system remote control wire.
Twist
Three-channel mode
Input Select Switch For two-channel input, slide this switch to the left. For four-channel input, slide this switch to the right. (Left) Speaker out A (Right)
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RCA input jack B
supplied.
� Use pliers, etc., to crimp lugs to wires. Lug Connecting wires with RCA plugs (sold separately) From car stereo (RCA output) If only one input plug is used, such as when the car stereo has only one output (RCA output), connect the plug to RCA input jack A, but do not connect a plug to RCA input jack B.
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From car stereo (RCA output)
Ground wire Lug Battery wire
Speaker out B (Mono)
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3. Attach lugs to wire ends. Lugs not
RCA input jack A
Connecting wire with RCA plugs (sold separately)
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2. Attach lugs to speaker wire ends. Lugs not supplied.
