JBL P-4020 - Manuals

3 • Always wear protective eyewear when using tools. • When routing cables, keep input signal cables away from power cables andspeaker wires. • When making connections, make sure that each connection is clean, insulatedand properly secured. Observe thepolarity markings on the rear panel.Refer to the...

4 Mounting the Amplifier The JBL P-4020 (or P-4040) can bemounted in virtually any location insidethe vehicle. However, make sure to keepthe amplifier away from heater vents orducts.1. At the chosen site, use the amplifier as a mounting template and mark thelocations of the four mounting holes. 2. D...

5 4. In some systems it may be desirable to have two sources play simultane-ously through the audio system. Forinstance, if you have a factory-installedradio in your car and you want to addan aftermarket CD player, you mayconnect the CD player to the RCAinputs of the amp and the factory radioto the ...