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Quantum Audio Solar QS1500D User Manual

Quantum Audio Solar QS1500D
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MOSFET POWER AMPLIFIERS
Installation Instructions / Owner's Manual
www.quantumaudio.net
Tel : 956-428-4263 Fax : 956-421-4513
QS1500D QS2150 QS2250
QS4150 QS4250
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Quantum Audio Solar QS1500D Specifications

General IconGeneral
Channels1
Peak Power3000W
Bass Boost Frequency45Hz
RMS Power at 4 Ohms500W
RMS Power at 1 Ohm1500W
Input Sensitivity0.2V - 6V
Subsonic Filter10Hz
Bass Boost0dB

Summary

Introduction and Recommendations

Keep Your Sales Receipt

Attach sales receipt for warranty service needs.

Recommendation for Installation

Proper installation maximizes system performance.

Safety Precautions

Fuse Power Wire at Battery

Fuse power wire within 12" of battery for protection.

Use High Grade Wire Connectors

Use high grade connectors for maximum power transfer.

Wire Routing Under Vehicle

Run wires inside vehicle to prevent damage.

Caution When Mounting Amplifier

Be aware of vehicle components when mounting.

Signal Wire Separation

Route signal wires away from electrical wires to prevent noise.

Ground Wire Best Practices

Make ground wires short and connect at one point.

Avoid Sharp Edges for Wires

Protect wires from sharp edges to prevent shorts.

Features and Benefits

DC Offset Protection

Protects speakers from DC voltage by shutting down the amplifier.

Short Circuit Protection

Protects amplifier from damage due to speaker shorts.

Thermal Protection

Shuts down amplifier if it overheats, restarts when cooled.

Power and Protect Indicator

LED indicates power status (green) or protection mode (red).

Built-in Crossover

Features variable high and low pass crossovers for frequency filtering.

Bass EQ

Provides 0-12dB bass boost at 45Hz.

2 Ohm Stereo Mode Stability

Lists speaker impedance stability for stereo and bridged modes.

Mounting Location

Power Connections

Connect Amplifier to Car Battery

Use appropriate gauge wire and in-line fuse for battery connection.

Connect Ground Terminal to Chassis

Ensure clean, tight ground connection to the vehicle chassis.

Connect Remote Terminal to 12V Source

Connect to head unit's remote output for auto turn-on/off.

Signal and Speaker Connections (QS2150/QS2250 Stereo)

QS2150/QS2250 Mono Mode Connections

QS4150/QS4250 4 Channel Mode Connections

QS4150/QS4250 3 Channel Mode Connections

QS4150/QS4250 2 Channel Mode Connections

QS1500D Connections

High Level Connections

2-Channel Floating Ground Radio

High-level input wiring for floating ground radios.

2-Channel Common Ground Radio

High-level input wiring for common ground radios.

High Level Connections (Continued)

4-Channel Floating Ground Radio

High-level input wiring for floating ground radios.

4-Channel Common Ground Radio

High-level input wiring for common ground radios.

Remote Bass Control Module (QS1500D)

Adjusting Crossover and Bass

Fine Tune System Sensitivity

Troubleshooting Guide

No Output Issues

Addresses blown fuses, bad cables, and connection problems.

Low Output Issues

Covers level adjustments, cable issues, and level matching.

Engine Noise Problems

Details grounding, cable quality, and charging system checks.

Protection LED Illuminated

Troubleshooting speaker shorts, impedance, and overheating.

Specifications

Limited Warranty

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