User manual SONY CDX-3150

[. . . ] notes on the power supply cord (yellow) · When connecting this unit in combination with other stereo components, the connected car circuit's rating must be higher than the sum of each component's fuse. When no car circuits are rated high enough, connect the unit directly to the battery. Be sure to connect the earth cord before connecting the amplifier. [. . . ] Be sure to connect the earth cord before connecting the amplifier. If you connect an optional power amplifier and do not use the built-in amplifier, the beep sound will be deactivated. First connect the black earth lead, then connect the yellow and red power input leads. 2 To the power aerial control lead or power supply lead of aerial booster amplifier Notes · It is not necessary to connect this lead if there is no power aerial or aerial booster, or with a manually-operated telescopic aerial. When your car has a built-in FM/AM aerial in the rear/side glass, see "Notes on the control and power supply leads. " 3 To AMP REMOTE IN of an optional power amplifier This connection is only for amplifiers. Connecting any other system may damage the unit. 4 To the +12 V power terminal which is energized in the accessory position of the ignition key switch Notes · If there is no accessory position, connect to the +12 V power (battery) terminal which is energised at all times. Do not connect the unit's speaker cords to each other. Bend these claws outward for a tight fit, if necessary. Choose the installation location carefully so that the unit will not interfere with normal driving operations. Avoid installing the unit in areas subject to dust, dirt, excessive vibration, or high temperatures, such as in direct sunlight or near heater ducts. Use only the supplied mounting hardware for a safe and secure installation. You may not be able to install this unit in some makes of Japanese cars. How to detach and attach the front panel (4) Before installing the unit, detach the front panel. Warning when installing in a car without ACC (accessory) position on the ignition key switch Be sure to press (OFF) on the unit for two seconds to turn off the clock display after turning off the engine. [. . . ] How to detach and attach the front panel (4) Before installing the unit, detach the front panel. Warning when installing in a car without ACC (accessory) position on the ignition key switch Be sure to press (OFF) on the unit for two seconds to turn off the clock display after turning off the engine. When you press (OFF) only momentarily, the clock display does not turn off and this causes battery wear. [. . . ]