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GM-X372/XH/UC
Connection Diagram
Fuse (30 A)
Grommet
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.
Ground wire (black) [RD-223] (sold separately)
Connect to metal body or chassis.
Car stereo with
RCA output jacks
External Output
Connecting wires with RCA
pin plugs (sold separately).
RCA input jack
Speaker output terminal
See the “Connecting the
Speaker wires” section
for speaker connection
instructions.
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 ter-
minal, connect the male terminal to the power terminal through the
ignition switch.
Fuse (30 A)
Front side
Back side
Speaker input terminal
Fuse (25 A) × 1
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