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English Contents 1 Important 4 Safety Notice 4 4 2 Your car power amplifier Introduction What’s in the box Overview of the main unit 3 Installation 5 5 5 5 6 Mount the amplifier in car Connect speakers Connect car audio Connect power 6 7 7 7 4 Use your power amplifier 9 Select filter mode Select LPF frequency Adjust input level Adjust bass boost About the protector indicator Replace fuse 9 9 9 9 9 10 5 Product information 10 6 Troubleshooting 11 EN 3
1 Important Safety • • • • • • • • 4 Read and understand all instructions before you use the apparatus. If damage is caused by failure to follow instructions, the warranty does not apply. This unit is designed for negative ground (earth) 12 V DC operation only. Use only the supplied mounting hardware for a safe and secure installation. Do not connect any active speakers (with built-in amplifier) to the speaker terminals of the unit. Doing so may damage the active speakers.
Overview of the main unit English 2 Your car power amplifier Congratulations on your purchase, and welcome to Philips! To fully benefit from the support that Philips offers, register your product at www.philips.com/welcome. (30A) Introduction With the amplifier, you can enjoy high quality sound performance with powerful bass and beats. What’s in the box Check and identify the contents of your package: a INPUT L/R • Connect car audio with RCA cable.
i FUSE: 30AX1 j POWER • To connect +12V-DC power wire, ground wire, and remote control wire. 3 Installation Note • Follow all mounting and wiring instructions. Mount the amplifier in car You can mount the amplifier either under a seat or on the rear tray. Note • To avoid interference, do not place the amplifier too close to the car audio or antenna. • The supplied mounting screws are 25mm long. Make sure that the mounting board is thicker than 25mm.
Note • Use speakers with an impedance of 2 to 8 ohm Connect car audio English Connect speakers Option 1: Line input connection Connect the amplifier to the car audio with an RCA cable (not supplied). (4 to 8 ohm when used as a bridged amplifier). • Match the “left”, “right”, “+” and “-” terminals correctly. Revised polarity may degrade sound quality.
(30A) To a metal point of the car Less than 450mm (18 in) Remote output Fuse (40A) +12V car battery Tip • If your car audio does not have remote output, connect the remote input terminal (REM) to the accessory power supply.
Select filter mode Adjust input level To ensure sound quality, adjust input level to match it with the car audio’s output voltage. 1 Check the line output voltage of the connected car audio. 2 Rotate INPUT LEVEL to select a matched voltage: 0.3V to 6V. Select Filter Mode according to the connected speaker type. 1 Slide FILTER MODE to the selected position. • HPF (high-pass-filter): Select this mode when mid-range speakers and tweeters are connected for high frequency output.
1 Take out the disc or tape and turn off the car audio. 2 3 Check the cause of the malfunction. 5 Product information If the amplifier is overheated, let it cool down. Note Replace fuse If there is no power, the fuse might be damaged and need to be replaced. 1 2 Pull out the damaged fuse. without prior notice. Power output (RMS) Replace the fuse with the supplied fuse or buy a new fuse that matches the rating of the damaged fuse (30A x 1).
English 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. Power indicator does not light up • The connected car audio is not turned on. • The fuse is blown.
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