How to debug the sound of the car?

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Car audio debugging skills section 1 manual debugging

Step 1: After installation, check the whole system first.

1. Check the line connection (the most important thing is to check whether the positive and negative poles of the power amplifier are reversed)

2, the firmness of speakers, amplifiers, etc.

Step 2: Charge the capacitor

Step 3: Set the crossover point to set the crossover point according to the needs of the speaker.

Different speakers have different playback frequency ranges. According to these characteristics, the crossover point of the power amplifier is set. If the host has an independent subwoofer signal output, we can select the full frequency signal in the bass power amplifier.

Step 4: Adjust the gain

1. Adjust the gain of the main unit and the amplifier to the minimum position.

2. Set the new functions of the host (including BAL, FAD, LOUND, etc.) to be zeroed under normal circumstances.

3. Use a vocal-based CD as the audition disc.

4. Gradually increase the volume of the main unit until you hear the distortion, and then adjust the low volume until you can't hear the distortion. The volume of the main unit is fixed at this position.

5. Gradually increase the gain of the amplifier until you expect the volume, taking care not to create distortion.

Step 5: Detect the phase of the horn, including listening to the positive and negative effects of the bass. (If the bass is weak during the increase of the volume, the low frequency is inverted.)

Step 6: Basic adjustment of the function of the car audio allows the customer to sit in the driver's seat and close the door

1. Choosing the appropriate audition discs The products of Laifu are distinguished by clear and layered sound quality, especially suitable for reproducing large dynamic symphonies, pop songs (vocals), classical music, etc. In a car audio system , we can easily feel the clear details of the medium and high frequency. If you have a bliss subwoofer in the system you are installing, you can fully appreciate what a thick bass with a "Body" feel. Thick but never drowning. Note: No matter what kind of audition disc you use, please don't turn the volume too loud.

2. The positioning of the sound field adjusts the BAL and FAD options, so that the customer can understand the position of the sound field in the front, back, left and right of the car in the car. If the machine has the SPS (in-car listening position selection) function, do not Forgot to give the demo.

3. Sound Processing After the sound field positioning function is demonstrated, we can perform various sound processing operations such as BBE, SOUNDNESS, DSP sound field simulation, surround sound, LPS, etc.

4. Adjust the direction of the treble and use the directional characteristics of the treble to adjust the sound effect.



Step 1: After installation, check the whole system first.

1. Check the line connection (the most important thing is to check whether the positive and negative poles of the power amplifier are reversed)

2, the firmness of speakers, amplifiers, etc.

Step 2: Charge the capacitor

Step 3: Set the crossover point to set the crossover point according to the needs of the speaker.

Different speakers have different playback frequency ranges. According to these characteristics, the crossover point of the power amplifier is set. If the host has an independent subwoofer signal output, we can select the full frequency signal in the bass power amplifier.

Step 4: Adjust the gain

1. Adjust the gain of the main unit and the amplifier to the minimum position.

2. Set the new functions of the host (including BAL, FAD, LOUND, etc.) to be zeroed under normal circumstances.

3. Use a vocal-based CD as the audition disc.

4. Gradually increase the volume of the main unit until you hear the distortion, and then adjust the low volume until you can't hear the distortion. The volume of the main unit is fixed at this position.

5. Gradually increase the gain of the amplifier until you expect the volume, taking care not to create distortion.

Step 5: Detect the phase of the horn, including listening to the positive and negative effects of the bass. (If the bass is weak during the increase of the volume, the low frequency is inverted.)

Step 6: Basic adjustment of the function of the car audio allows the customer to sit in the driver's seat and close the door

1. Choosing the appropriate audition discs The products of Laifu are distinguished by clear and layered sound quality, especially suitable for reproducing large dynamic symphonies, pop songs (vocals), classical music, etc. In a car audio system , we can easily feel the clear details of the medium and high frequency. If you have a bliss subwoofer in the system you are installing, you can fully appreciate what a thick bass with a "Body" feel. Thick but never drowning. Note: No matter what kind of audition disc you use, please don't turn the volume too loud.

2. The positioning of the sound field adjusts the BAL and FAD options, so that the customer can understand the position of the sound field in the front, back, left and right of the car in the car. If the machine has the SPS (in-car listening position selection) function, do not Forgot to give the demo.

3. Sound Processing After the sound field positioning function is demonstrated, we can perform various sound processing operations such as BBE, SOUNDNESS, DSP sound field simulation, surround sound, LPS, etc.

4. Adjust the direction of the treble and use the directional characteristics of the treble to adjust the sound effect.



Step 1: After installation, check the whole system first.

1. Check the line connection (the most important thing is to check whether the positive and negative poles of the power amplifier are reversed)

2, the firmness of speakers, amplifiers, etc.

Step 2: Charge the capacitor

Step 3: Set the crossover point to set the crossover point according to the needs of the speaker.

Different speakers have different playback frequency ranges. According to these characteristics, the crossover point of the power amplifier is set. If the host has an independent subwoofer signal output, we can select the full frequency signal in the bass power amplifier.

Step 4: Adjust the gain

1. Adjust the gain of the main unit and the amplifier to the minimum position.

2. Set the new functions of the host (including BAL, FAD, LOUND, etc.) to be zeroed under normal circumstances.

3. Use a vocal-based CD as the audition disc.

4. Gradually increase the volume of the main unit until you hear the distortion, and then adjust the low volume until you can't hear the distortion. The volume of the main unit is fixed at this position.

5. Gradually increase the gain of the amplifier until you expect the volume, taking care not to create distortion.

Step 5: Detect the phase of the horn, including listening to the positive and negative effects of the bass. (If the bass is weak during the increase of the volume, the low frequency is inverted.)

Step 6: Basic adjustment of the function of the car audio allows the customer to sit in the driver's seat and close the door

1. Choosing the appropriate audition discs The products of Laifu are distinguished by clear and layered sound quality, especially suitable for reproducing large dynamic symphonies, pop songs (vocals), classical music, etc. In a car audio system , we can easily feel the clear details of the medium and high frequency. If you have a bliss subwoofer in the system you are installing, you can fully appreciate what a thick bass with a "Body" feel. Thick but never drowning. Note: No matter what kind of audition disc you use, please don't turn the volume too loud.

2. The positioning of the sound field adjusts the BAL and FAD options, so that the customer can understand the position of the sound field in the front, back, left and right of the car in the car. If the machine has the SPS (in-car listening position selection) function, do not Forgot to give the demo.

3. Sound Processing After the sound field positioning function is demonstrated, we can perform various sound processing operations such as BBE, SOUNDNESS, DSP sound field simulation, surround sound, LPS, etc.

4. Adjust the direction of the treble and use the directional characteristics of the treble to adjust the sound effect.


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