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Troubleshooting Car Audio

What to do if you see the “Contact support, need firmware binary” message when trying to open the DM Smart DSP software:

If you see the message “Contact support, need firmware binary” when you open the DM Smart DSP software then you...

Failed to load driver error for DM Smart DSP software

When installing the DM Smart DSP software on your computer running Windows you may encounter an error message “attempting to...

I’m getting a turn off “POP” after I installed your product

Typically a turn off pop is caused either by a grounding issue, or just for the simple fact that the...

There is a hiss coming thru the speakers after I installed your product

The two most common reasons for hiss is either a grounding issue, or a gain staging issue. To troubleshoot if...

The maximized light stays on all the time

If the unit is working fine otherwise, but the maximized light stays on, typically that means there is an issue...

Everything is hooked up, powered on and music is playing, but I have no audio from my Line Converter

If you’ve checked all your wiring connections, the AudioControl line converter has the power light on, your amps are on,...

My stereo only sounds correct when my doors are open and/or my subwoofer acts erratically

Does your subwoofer all of a sudden output full volume when you accelerate your car? Or does it only output...

The “connect to main” lights will intermittently turn on on my DQ-61 and the sub channel will then go out

There is a good chance that the DQ-61 ground is not configured properly. You can change the grounding scheme of...

The protection and/or Power LED is flashing on my Epicenter 600/1200

Chances are, there is something wrong with your Epicenter® Amplifier if one of these guys are blinking. Please refer to...

The GTO signal sense is not turning on my line converter/processor

In order to determine if the GTO is truly not working, the first thing to do is make sure you...

I just hooked up the epicenter, but it’s only outputting low muffled noise

This is most likely caused by not sending a full frequency signal to the Epicenter®. Did you connect the Epicenter...

After installing your line out converter my door chimes are VERY loud

Since we have  no way to control the volume level of the door chimes out of the factory system, the only...

My Line out Converter stays on after the car turns off when using the GTO signal sense

Our GTO signal sense operates by detecting a specific carrier wave coming from the vehicle’s head unit. This can cause...

My AudioControl line converter suddenly will no longer turn on

If your AudioControl line converter is not turning on, there are a couple of things to check to narrow down...

There is no output on the channel 3/sub output on my LC6i/LC7i/LCQ-1

There are only 2 ways to get output on channel 3 of either the LC6i, LC7i or LCQ-1. Either you...

Three.2 Crossover control

The Three.2 features a 24dB/Octave crossover which acts as a high pass on the front and rear channels, and a...

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