Installation procedure1. Remove the ignition key and disconnect the negative © terminal of the battery to prevent shortcircuits.2. Set the unit according to the intended usage.3. Connect the input and output cables of the units.4. Connect the speaker wires.5. Connect the power wire, power control wire and grounding wire following this order.6. Install the unit in the car.7. Connect the negative © terminal of the battery.ACAUTION• Be sure to turn the power off before changing the setting of any switch.• If the fuse blows, check wires for shorts, then replace the fuse with one of the same rating.• Check that no unconnected wires or connectors are touching the car body. Do not remove capsfrom unconnected wires or connectors to prevent short circuits.• Connect the speaker wires to appropriate speaker connectors separately. Sharing the negativewire of the speaker or grounding speaker wires to the metal body of the car can cause this unitto fail.•After installation, check that the brake lamps, winkers, and wipers work properly.InstallationSelf-tapping screw(04 x 16 mm)Installation board, etc.(thickness : 15 mm or more)Since the power amplifier has no parts which require operation, it can be installed at a positionaway from the driver's seat without any hindrances.As generally accepted positions for its installation, places such as inside the trunk, etc. can beconsidered.Use the extension cables. (Optional.)_--- 0.5m 1m 2m 4m 5m 6mRCA cable CA-2SL CA-12SL CA-22SL CA-52SLRCA cable (07mm) CA-3WL CA-13WL CA-23WL — CA-53WLRCA cable (0l2mm) CA-5W CA-15W CA-25W CA~45W CA-65WACAUTION• Do not install the unit under the carpet. Otherwise heat build-up occurs and the unit may bedamaged.• Install this unit in a location which allows heat to easily dissipate.Once installed, do not place any object on top of the unit.• The surface temperature of the amplifier will become hot during use. Install the amplifier in aplace where people, resins, and other substances that are sensitive to heat will not come intocontact with it.• When making a hole under a seat, inside the trunk, or somewhere else in the vehicle, checkthat there is nothing hazardous on the opposite side such as a gasoline tank, brake pipe, orwiring harness, and be careful not to cause scratches or other damage.• Do not install near the dashboard, rear tray, or air bag safety parts.• The installation to the vehicle should securely fasten the unit to a place in which it will not ,obstruct driving. If the unit comes off due to a shock and hits a person or safety part, it maycause injury or an accident.• After installing the unit, check to make sure that electrical equipment such as the brake lamps,turn signal lamps and windshield wipers operate normally. ...English 3