11. Front Level Control—Adjusts the gain of the front channels to match the output voltage from your head unit. 12. Front Line Level Inputs—Accepts line level input from the front channels of a head unit. END PANEL LAYOUTS PA D4000.4 Power Inputs/Speaker Outputs PA D4000.4 Line Level Inputs/Controls 9a 10a X-OVER...
Power for systems with a single amplifier can be supplied by most automotive electrical systems. Systems with multiple amplifiers may require a higher capacity battery, alternator or the use of a storage capacitor. Polk Audio PA D Series amplifiers do generate a certain amount of heat as part of normal operation. Be sure the area around the amplifier is unobstructed to allow adequate air circulation.
After you have completed the installation, you need to test the system. This will help ensure years of trouble-free operation. Please refer to the listed steps below when testing the sound of your Polk Audio PA D Series amplifier. Symptom...
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(10) jours suivant la date de l’achat original. Assurez-vous de conserver votre reçu d’achat original.Les produits défectueux doivent être expédiés, doit assumer tout risque de perte ou de dommage en transit. Si, suite à l’examen du produit à l’usine Polk ou chez le marchand agréé Polk Audio, il est déterminé...
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