Installation procedure. Remove the ignition key and disconnect the negative © terminal of the battery toprevent short circuits.. Connect the input and output cables of the units.. Connect the speaker cables.. Connect the ground cable and battery cable in the order listed.. Install the unit in the car.. Connect the negative © terminal of the battery.elf the fuse blows, check cables for shorts, then replace the fuse with one of the samerating.eCheck that no unconnected cables or connectors are touching the car body. Do not.remove caps from unconnected cables or connectors to prevent short circuits.¢ Connect the speaker cables to appropriate speaker connectors separately. Sharing thenegative cable of the speaker or grounding speaker cables to the metal body of the carcan cause this unit to fail.e After installation, check that the brake lamps, winkers, and wipers work properly.MIGUELSeif-tapping screw (@ 4 x 16 mm)—OmfWNInstallation board, etc.(thickness: 15 mm or more)ACAUTION | |Do not install the unit under the carpet. Otherwise heat build-up occurs and the unit maybe damaged.eSince the power amplifier has no parts which require operation, it can be installed at aposition away from the driver's seat without any hindrances.As generally accepted positions for its installation, places such as inside the trunk, etc.can be considered.ACAUTIONe install this unit tn a location which allows heat to easily dissipate.Once installed, do not place any object on top of the unit.e After installing the unit, check to make sure that electrical equipment such as the brakelamps, turn signal lamps and windshield wipers operate normally.¢ install the unit securely in a location that does not interfere with driving.