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6 Troubleshooting
To keep the warranty valid, never try to repair
the system yourself.
If you encounter problems when using this
apparatus, check the following points before
requesting service. If the problem remains
unsolved, go to the Philips web site (www.
philips.com/welcome). When you contact
Philips, ensure that the apparatus is nearby
and the model number and serial number are
available.
The sound is too low.
The volume is not set correctly (see •
“Adjust volume”).
The sound is interrupted or stopped suddenly.
The thermal protector is activated. •
Reduce the volume.
The ventilation outlet is blocked. Remove •
any obstructions from the outlet.
Alternate noise is heard.
The power connecting wires are installed •
too close to the RCA pin cords.
The ground wire is not securely •
connected to a metal point of the car.
Negative speaker wires touch the car •
chassis.
Sound is distorted.
Make sure the speaker polarity is correct. •
Adjust phase. •
The protector indicator lights up in red.
The subwoofer is overheated. Cool down •
the subwoofer.
The unit becomes abnormally hot.
Place the subwoofer in a well ventilated •
location.
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