Need help?Do you have a question about the Rockford Fosgate Marine M400-4D and is the answer not in the manual?
General| Channels | 4 |
|---|---|
| Frequency Response | 20Hz - 20kHz |
| Signal-to-Noise Ratio | > 80 dB |
| Topology | Class D |
| Rated Power (RMS) @ 4-Ohm | 50 Watts |
| Rated Power (RMS) @ 2-Ohm | 100W x 4 |
| Rated Power (RMS) @ 4-Ohm Bridged | 200 Watts |
| Crossover | High Pass / Low Pass |
Important instructions concerning potential hazards, injury, or unit damage during operation or installation.
Guidelines on wire routing, protection through metal barriers, and proper connection to vehicle chassis for grounding.
Instructions to route signal wires away from power wires and use grommets for protection to prevent noise induction.
Details on connecting the B+ terminal with inline fuse and securing the ground wire to a clean chassis point.
Connecting RCA cables to amplifier inputs, ensuring proper routing and avoiding damage.
Properly connecting speaker wires to terminals, maintaining correct polarity and avoiding chassis grounding.
Procedure for setting amplifier gain to achieve optimal volume without introducing noise or distortion.
Setting the crossover switch (HP, AP, LP) and adjusting the frequency for desired audio filtering.
Verifies power, fuses, ground, and voltage at the battery and remote turn-on cable for proper operation.
Diagnoses issues causing the protect light, typically short circuits or low speaker impedance.
Tests RCA input connections and signal integrity to ensure proper audio output from the amplifier.
To Next Page