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Provides options for connecting extra speakers in parallel, 2 per channel at 2-Ohms.
Nickel plated RCA connectors and stainless components improve signal flow for optimum output.
500 Watt 2-Ohm stable design ensures clean and powerful amplification.
Provides added protection from salt air and moisture for product life.
Stainless steel end and bottom plates offer a stunning finish with environmental protection.
A pass-through RCA output enables linking multiple amplifiers for enhanced system performance.
Shows if the amplifier is powered up and if faults are present.
Sets the appropriate mode of operation (OFF, LP, HP).
Filters mid to high frequencies for subwoofers, set at 100Hz or below.
Filters low bass frequencies for speakers smaller than 6”, set at 65Hz or above.
Variable control to increase bass boost at 45Hz from 0 to +18dB.
Filters sub-bass frequencies below the set point at 18dB/octave.
Adjusts input signal level to match the head unit for correct gain setting.
Connects to the LOW LEVEL output connection from the head unit.
Connects to a secondary amplifier; a summed output from RCA inputs.
Connects directly to a suitable ground point via a 4-gauge power cable.
Connects to a switched +12V source for turning the amplifier on/off.
Connects to the battery positive terminal via a 4-gauge power cable and inline fuse.
Specifies the correct type and rating of fuses, MS-AM504 has 2x 25A.
Refers to channel installation diagrams for correct speaker connection.
Provides guidance on selecting a location for mounting the amplifier, ensuring airflow and protection.
Recommends professional installation or careful DIY following the manual.
Details wiring directly to the battery with appropriate cable size and grommets.
Explains how to connect the ground cable using the same gauge as the power cable.
Advises on minimum impedance requirements (2 ohms stereo, 4 ohms bridged mono).
Details connecting the terminal to a switched +12V source for amplifier power on/off.
Proper routing of RCA cables to minimize noise interference.
Procedure for setting input sensitivity to match the head unit.
Lists causes like blown fuse or improper connections and their solutions.
Lists causes like overheating or shorted speaker wires and their solutions.
Conditions under which the warranty is void, including misuse and unauthorized modifications.
Step-by-step process for returning the product for warranty service.
Lists conditions under which the warranty is void for Australian consumers.
Details additional exclusions and consumer responsibilities for Australian consumers.











