User manual PYLE PLAD3300D

[. . . ] To obtain warranty service you must first call our Consumer Return Hotline number at (718) 236-6948 to obtain a Return Authorization number. This R. A. # must appear on the outside of your package and on all paperwork relating to your return. When returning a product to us for warranty service it must be carefully packed and shipped prepaid to: R. A. # Pyle Service Center 1600 63rd Street Brooklyn, NY 11204 PLAD3300D limited warranty policy amplifiers You must also include the following items: · A copy of your sales receipt or other proof of purchase · A brief letter indicating the problem you are experiencing · include in your letter your return address, daytime phone number, and R. A. [. . . ] When returning a product to us for warranty service it must be carefully packed and shipped prepaid to: R. A. # Pyle Service Center 1600 63rd Street Brooklyn, NY 11204 PLAD3300D limited warranty policy amplifiers You must also include the following items: · A copy of your sales receipt or other proof of purchase · A brief letter indicating the problem you are experiencing · include in your letter your return address, daytime phone number, and R. A. number · also include a check or money order for $18. 00 for return shipping, handling, and insurance, or provide your Visa/MC number with expiration date. Our obligation under this warranty is limited to the repair or replacement of the defective unit when it is returned to us prepaid. This warranty will be considered void if the unit was tampered with, improperly serviced, or subject to misuse, neglect, or accidental damage. www. pyleaudio. com INTRODUCTION. . . Thank you for purchasing the Pyle Red Elite Class-D amplifier. Rest assured you have purchased a quality product designed and engineered to give you many years of uncompromised musical service. The Pyle Class-D amplifier has been designed using the latest in electronic technology available today. This is due to the noise introduced into the signal by the switching speed of the power supply, which must be filtered out of the audio signal. The power supply incorporated into Pyle Red Elite amplifier is a DC to DC switching power supply designed to have adequate headroom for even the most demanding peak and dynamic range found on today's CDs and recording. This mono subwoofer amplifier is the result of advanced high speed switching technology that overcomes the less-efficient Class-D design. Insert fuse(s) at the battery fuse holder(s) Recheck all connections before powering up. Set all level controls to their least sensitive positions and set all crossover controls, switches, etc. , To the desired frequency or position. Once the system is powered up, set the volume control on the head unit to about the 2 o'clock position, and then set all the amplifiers' level controls for maximum output level. Further fine tuning of the various controls may be necessary to obtain the desired results. troubleshooting Before removing your amplifier, refer to the list below and follow the suggested procedures. Always test the speaker and their wires first. Amplifier will not power up Check for good ground connection. If it is lit, shut off amplifier briefly and then repower it. Protection LED comes on when the amplifier is powered up. Distorted sound Check that the level control(s) is set to match the signal level of the head unit. [. . . ] If it is lit, shut off amplifier briefly and then repower it. Protection LED comes on when the amplifier is powered up. Distorted sound Check that the level control(s) is set to match the signal level of the head unit. This is always caused by a poorly-grounded RCA patch cord. 8 High hiss or engine noise(alternator whine) in speakers. [. . . ]