How to Install a JL Audio 300-4 Amp With a Subwoofer
JL Audio's subwoofers and amplifiers are frequently used in professional car audio setups, and can be easily spotted at most local car audio competitions. While owners of boats and cars are familiar with the JL Audio name, many are unaware that the installation of JL Audio products can be completed by amateur mobile audio enthusiasts. JL Audio provides detailed installation instructions for its products that both amateurs and professionals can understand.
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Things You'll Need
- Wire strippers
- Wire crimpers
- Speaker wire
- 8 AWG power wire
- Fuse block
- RCA cables
- Remote turn on wire
- Mounting screws
- Screw driver
Instructions
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1
Disconnect and secure the negative battery post connection to prevent accidental reconnection during the installation process.
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2
Connect the power wire to the positive battery post and run the wire to where the amplifier will be mounted.
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3
Fuse the power wire within 18 inches of the battery using a fuse block. Ensure that the fuses are not installed until the installation process is completed.
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4
Connect the RCA cables and remote turn on wire to the source unit, and run the wires to the location where the amplifier will be mounted.
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5
Connect a 36-inch or shorter power wire to a solid metal grounding point near where the amplifier will be installed.
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6
Mount the amplifier using the mounting screws.
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7
Connect the power wire, ground wire, RCA cables and remote turn on wire.
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8
Connect the speaker wire to the amplifiers speaker outputs and then to the subwoofer.
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9
Install the fuse into the fuse box.
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10
Adjust the source units output settings and amplifier settings to taste.
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