dB Technologies sub 618 - 5 Troubleshooting

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SUB 615 - SUB618 Cod. 420120251 REV. 1.0
5. TROUBLESHOOTING
1. Check that power supply is present upstream of the installation.
2. Ensure that the power supply cable with VDE connector is properly plugged in.
1. Check that the input connection of the audio signal is correctly performed.
2. Check the cables for damage.
3. Ensure that the mixer or audio source is on and an output signal is present.
4. Check the general level through the “Subwoofer Level” control.
1. Check the cables for damage and replace them as required (a damaged cable may lead to signal loss or
alteration).
2. Ensure that Outputs Mode, Polarity and Subwoofer Mode selection settings are correct according to the
selected conguration.
The subwoofer will not turn on:
The subwoofer turns on but produces no sound:
Speaker sound is inappropriate:
English