XETEC GRAVITY MK2 Series User Manual

Ensure the battery is disconnected before making any connections to the amplifier.

Install a main fuse within the first 12" of the +12 V wire from the battery.

Maintain a minimum speaker impedance of 2 Ohms for amplifier operation.

Do not use defective speakers or subwoofers to prevent amplifier damage.

Internal fuses protect the amplifier, not the battery or the car.

Adjust subwoofer level remotely from the dash using a VCA circuit.

Corrects vehicle acoustics to enhance sound quality significantly.

Filters very low frequencies to reduce cone excursion and save energy.

Aligns subwoofer acoustically with front systems by compensating for delay.

Includes overload, short-circuit, DC, and overheat protection.

Mount amplifier properly and fix to car body, being cautious when drilling holes.

Install signal wires away from power cables to prevent hum and alternator noise.

Ensure +12 V and ground cables have sufficient diameter for optimal performance.

Always disconnect the vehicle's battery before making any connections.

Connect RCA cables from the radio/headunit to the amplifier inputs, avoiding power cables.

Connect the BLC using the provided telephone wire.

Connect speaker wires to terminals with correct impedance and polarity.

Ensure a good electrical contact for the ground connection to the chassis.

Connect the +12 V cable to the battery's positive terminal, using an in-line fuse.

Connect the remote wire with the headunit turned off to prevent damage.

Adjust all level controls and BLC to minimum before powering on.

Turn on the radio at low volume and then increase it gradually.

Adjust volume ratio between front/rear speakers and subwoofer.

Controls for subsonic frequency adjustment and ON/OFF.

Adjusts the lowpass frequency for subwoofer output.

Allows adjustment of the phase relationship for better sound integration.

Controls for EQ frequency, Q-factor (bandwidth), and gain.

Adjusts the input sensitivity level for the amplifier.

Logo LED indicates power status: off (off), blue (on/working), red (protection).

Switches for selecting balanced or unbalanced input mode to prevent noise.

Addresses noise caused by ground connections and suggests input mode selection.

High Precision Analog Amplifier for symmetrical, state-of-the-art performance.

x-Switched-Mode-Power-Supply for high efficiency.

Voltage Controlled Voltage Source filters for crossover networks.

Highly sensitive protection circuits for amplifier safety.

Car-acoustical error correction circuit for specific car models.

Detailed technical specifications for the G-500 MK2 amplifier.

Detailed technical specifications for the G-1200 MK2 amplifier.

Troubleshooting steps for when the power indicator LED is off.

Troubleshooting for protection mode indicated by a red LED.

Diagnosing and resolving sound distortions at moderate volume levels.

Troubleshooting common noise issues like alternator whine.