User manual AUDIO DESIGN R152

[. . . ] In order to receive service, the purchaser must provide Rockford with a copy of the receipt stating the customer name, dealer name, product purchased and date of purchase. Products found to be defective during the warranty period will be repaired or replaced (with a product deemed to be equivalent) at Rockford's discretion. Any product which has had the serial number defaced, altered, or removed 5. [. . . ] Specifications subject to change without notice. Continuous exposure to sound pressure levels over 100dB may cause permanent hearing loss. High powered auto sound systems may produce sound pressure levels well over 130dB. Use common sense and practice safe sound. Before beginning any installation, follow these simple rules: 1. Be sure to carefully read and understand the instructions before attempting to install these speakers. For safety, disconnect the negative lead from the battery prior to beginning the installation. For easier assembly, we suggest you run all wires prior to mounting your speakers in place. Use high quality connectors for a reliable installation and to minimize signal or power loss. Be careful not to cut or drill into gas tanks, fuel lines, brake or hydraulic lines, vacuum lines or electrical wiring when working on any vehicle. If installation in a boat, take care not to cut or drill through the main hull. never run wires underneath the vehicle. Running the wires inside the vehicle or hull area provides the best protection. Avoid running wires over or through sharp edges. [. . . ] Be sure to observe proper polarity when connecting the wires. the speaker's positive terminal is indicated with a "+". Fit the trim ring over the speaker and mount into place using four (4) screws. [. . . ]