User manual ALPINE MRP-M1000

[. . . ] Arrange wiring and cables in compliance with the manual to prevent obstructions when driving. When drilling holes in the chassis for installation, take precautions so as not to contact, damage or obstruct pipes, fuel lines, tanks or electrical wiring. Bolts or nuts used for the brake or steering systems (or any other safety-related system), or tanks should NEVER be used for installations or ground connections. Using such parts could disable control of the vehicle and cause fire etc. [. . . ] Your Alpine dealer carries various noise suppressors, contact them for further information. ⷠYour Alpine dealer knows best about noise prevention measures so consult your dealer for further information. 1 RCA Input Jacks Connect these jacks to the line out leads on your head unit using RCA extension cables (sold separately). Be sure to observe correct channel connections; Left to Left and Right to Right. Be sure to observe correct speaker output connections and phasing in relation to the other speakers in the system. 3 Battery Lead (Sold Separately) Be sure to add a }100 amp fuse as close as possible to the battery's positive (+) terminal. This fuse will protect your vehicle's electrical system in case of a short circuit. If you need to extend this lead, only use }}21mm2 (the wire gauge) for this connection. 4 Remote Turn-On Lead (Sold Separately) Connect this lead to the remote turn-on or power antenna (positive trigger, (+) 12V only) lead of your head unit. 5 Ground Lead (Sold Separately) Connect this lead securely to a clean, bare metal spot on the vehicle's chassis. Verify this point to be a true ground by checking for continuity between that point and the negative (­) terminal of the vehicle's battery. Ground all your audio components to the same point on the chassis to prevent ground loops. 6 Power Supply Terminal 7 Speaker Input Leads These leads are input leads for use with head units not equipped with preamp outputs. When not using the RCA Line Input connectors, you should connect these wires to the speaker output leads of your head unit. The MRP-M1000/MRP-M500 accepts input from high power or standard power head units. Right Speaker (Gray (+)) " Right Speaker (Gray/Black (­)) NOTE: In case of using the speaker input cord, noises may occur at power off depending on the head unit connected. If you feel uneasy about the noises, add a SPST switch to the connection. 21mm2 is the minimum power and ground cable size that should be used to connect this amplifier. [. . . ] $ Bass EQ Adjustment Knob Boost the low frequency output of the amplifier from 0 dB (flat) to +12 dB. % Crossover Frequency Adjustment Knob (LP FILTER) Permits adjustment of the crossover frequency, by rotating the knob to select any frequency between 50 to 200 Hz as the crossover point. 1) The following problem may occur if the amp is not properly connected. 2) The Y-Adapter is not required if a line output, stereo pair is used to drive both inputs of the bridged amp (as shown in Fig. [. . . ]