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Section 6: Audio Systems

Marine-grade audio system with multi-zone control and RGB LED lighting integration.

System Components

Component Model Power Control
Head Unit Fusion MS-RA670 15A BODY PDU F2
Amplifier JL Audio MV800/8i 80A internal fuse AUX battery+ direct (100A inline CB) — mounted under rear seat
Front Speakers JL Audio M6-650X-S-GmTi-i — Amp Ch 5+6
Rear Speakers JL Audio M6-650VEX-Mb-S-GmTi-i — Amp Ch 7+8
Subwoofers 2× JL Audio M6-8IB-S-GmTi-i-4 — Sub A: Ch 1+2 bridged @ 4Ω; Sub B: Ch 3+4 bridged @ 4Ω
LED Controller JL Audio MLC-RW 5A SwitchPros OUT-5
Bluetooth Tuning JL Audio VXi-BTC 50 mA from JLid MV800/8i JLid-COMM port (no separate power)

Total System Power: ~100A peak worst-case (80A amp fuse-limited + 15A head unit + 5A LED); realistic music playback ~25-40A.

Signal Flow

MS-RA670 Head Unit
    │
    ├─► Zone 1 RCA ──► MV800/8i Ch 5+6 ──► Front Half-Door Speakers
    ├─► Zone 2 RCA ──► MV800/8i Ch 7+8 ──► Rear Roll Bar Speakers
    ├─► Sub RCA ────► MV800/8i (DSP signal-routed to:)
    │                   ├─► Ch 1+2 bridged @ 4Ω ──► Sub A (200W RMS)
    │                   └─► Ch 3+4 bridged @ 4Ω ──► Sub B (200W RMS)
    └─► Remote Turn-On ──► Amplifier

MLC-RW LED Controller
    │
    └─► RGB outputs ──► All speaker LEDs + Footwell lights

Outstanding Items

None - see individual component pages for specific items.