Advertisement
Quick Links
Advertisement
Related Manuals for Cadence QR 2000.1
Summarization of Contents
General Precautions
Installation Instructions
Detailed steps for correctly installing the amplifier in a vehicle.
Locating the Amplifier
Guidance on choosing a suitable, dry location for amplifier mounting.
Supplying Enough Power
The Laws of Nature
Explains that amplifiers convert, not create, power, and need adequate supply.
The Ground!!!
Emphasizes secure and proper chassis ground connection for high current.
Running Cables
Advice on routing power and signal cables safely, using grommets and proper wire gauge.
Setting the Gains
Guidance on adjusting gain levels for optimal audio output without clipping.
Functional Description
Input Section
Describes the adjustable input sensitivity (Gain) and its purpose.
Crossover Controls
Explains how crossovers filter frequencies for optimal speaker performance.
Phase Shift Control
How to compensate for speaker distance differences for better sound timing.
Bass Boost
Details adjustments for Bass Boost Level and Frequency for richer sound.
Subsonic Filter
Explains the function of the subsonic filter for removing very low frequencies.
Speaker Output
Information on connecting speakers to the multi-channel amplifier outputs.
The Typical Connecting Scheme
QR 80.2 STEREO 2CH FULL RANGE
Diagram showing RCA and speaker wiring for stereo 2-channel full range.
QR 80.2 BRIDGED MONO SUBWOOFER
Diagram showing RCA and speaker wiring for bridged mono subwoofer.
The Typical Connecting Scheme
QR 80.3 STEREO 3CH FULL RANGE
Diagram for connecting a 3-channel stereo amplifier for full range audio.
QR 80.4 STEREO 2CH FULL RANGE
Diagram showing wiring for a 4-channel amplifier in 2-channel full range mode.
The Typical Connecting Scheme
QR 80.4 STEREO 2CH HPF WITH BRIDGED MONO SUBWOOFER
Wiring diagram for a 4-channel amp with HPF and bridged mono subwoofer.
QR 80.5 STEREO 3CH FULL RANGE WITH MONO SUBWOOFER
Connecting scheme for a 5-channel amp with full range and mono subwoofer.
The Typical Connecting Scheme
QR 80.5 STEREO BRIDGED 2CH HPF WITH MONO SUBWOOFER
Wiring for a 5-channel amp with bridged HPF and mono subwoofer.
QR 600.1 1 OHM STABLE MONO SUBWOOFER
Connecting scheme for a 1-ohm stable mono subwoofer amplifier.
The Typical Connecting Scheme
QR 1000.1 1 OHM STABLE MONO SUBWOOFER
Wiring diagram for a 1-ohm stable mono subwoofer amplifier.
QR 2000.1 1 OHM STABLE MONO SUBWOOFER
Connecting scheme for a 1-ohm stable mono subwoofer amplifier.
Troubleshooting
Amplifier Will No Power Up
Checks for power issues: ground connection, remote voltage, battery power, and fuses.
Hiss or Engine Noise
Diagnosing and eliminating noise by isolating RCA inputs and checking components.
Protection LED Comes On
Troubleshooting steps for protection mode, checking speaker leads and resets.
Amplifier Gets Very Hot
Checking minimum speaker impedance, shorts, and ensuring proper airflow.
Distorted Sound
Steps to fix distorted sound by checking level control, crossovers, and shorts.
High Squeal Noise
Identifies high squeal noise as a common issue with poorly-grounded RCA cables.
Need help?
Do you have a question about the QR 2000.1 and is the answer not in the manual?
Questions and answers