5Owner’ Manualfor details on connecting the power amp and other units, then makethe connections correctly.• Do not block any vents or heater panels. Blocking them will causeheat to build up and may result in fire.• Make sure that the unit has a good chassis ground. A good groundconnection will eliminate most electrical noise. A good chassisground requires a tight connection to the vehicles metal chassis.The area around the ground connection should be clean, bare metalwithout rust, paint, plastic or dirt for a good electrical connection.• If noise is still experienced when the motor of the vehicle acceler-ates, a choke should be placed in line with the power to the unit. Theinstallation company will know what is required.• When replacing the fuse(s) the replacement must be of the sameamperage as shown on the fuse holder. Never replace a fuse withanother of a different value. If the fuse blows again please contactyour installation company.• Do not block vents or heater panels. Blocking them will cause heatto build up inside and may result in fire.• Double check that all wiring and connections are correct before re-connecting the battery and turning on the unit.• After completing the installation and before operating the unit, recon-nect the battery, Then press the (RES) button with a pointed object,such as a ball-point pen to set the unit to its initial status. After push-ing the button, wait a few seconds for the red light to flash.Tools for Installation• 2 removal wrenches are supplied for taking out the old unit and placewith this brand name car radio. The following tools and supplies mayalso be needed for the installation:Tools for Installation:- Philips Screw-drivers- Wire Stripper- Wire Cutter- Hammer- Pencil- Electrical Tape- Electric DrillSupplies for Installation:- Machine Screws- Crimp Connectors- 14 Gauge Wire for PowerConnections- 14-16 Gauge Speaker Wires* The above are not supplied.Warnings Before Installation