Troubleshooting - dBTechnologies SUB 615 Manual Del Usuario

5. TROUBLESHOOTING

The subwoofer will not turn on:
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.
The subwoofer turns on but produces no sound:
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.
Speaker sound is inappropriate:
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 configuration.
SUB 615 - SUB618
32
English
Cod. 420120251 REV. 1.0