User manual AUDIO DESIGN HIFONICS HFI200A MKII

[. . . ] Choose a suitable location for your soundsystem, that neither the driver's field of vision nor the security of the inmates will be affected. The permanent temperature of the location should not be lower than 5°C and not higher than 50°C. ⷠEnsure that your subwoofer enclosure will not get loose during the drive and hurt someone in the passenger cabin. [. . . ] Never connect the speaker terminals with the 12 Volt power supply, otherwise the speakers may get damaged. BEFORE THE CONNECTION For the professional installation of a sound system appropriate wiring kits are available in car audio retailer stores. Attend the sufficient profile section (at least 10 mm2), the suitable fuse rating and the conductivity of the cables when you purchase your wiring kit. Clean and remove ruststreaked and oxidized areas on the contact points of the battery and the ground connection. Make sure that all screws are fixed tight after the installation, because loosely connections may cause malfunctions, unsufficient power supply or interferences. GND Connect this GROUND terminal with a suitable contact ground point on the vehicle's chassis. The ground wire must be as short as possible and must be connected to a blank metallic point at the vehicle's chassis. Ensure that this ground point has a stable and safe electric connection to the negative "­"pole of the battery. Check this ground wire from the battery to the ground point if possible and enforce it, if required. Use a ground wire with a sufficient cross section (at least 10 mm2) and the same size like the plus (+12V) power supply wire. Automatic antenna) or the turn-on remote signal of your headunit with the REM-terminal of the amplifier. Use therefor a suitable cable with a sufficient cross section (0, 5 mm2). Thereby the amplifier will turn on or off automatically with your headunit. For safety reasons the distance between the fuseblock and the battery must be shorter than 30 cm. [. . . ] Malfunction: no signal is audible, but power LED lights up Remedy: Turn down the level Turn down the level on the headunit Switch off loudness on the headunit Reset bass EQ on headunit or amp Overloaded by insufficient power supply (too thin profile section on the power cables). Remedy: Turn down the level Replacing the cables Check the headunit Failures or damages caused by overload, improper use or by using the product for competitions are not covered by the warranty. Please return the defective product only with a valid proof of purchase and a detailed malfunction description. [. . . ]