User manual SONY CDX-L250

[. . . ] Tip (2-B- ) For connecting two or more CD/MD changers, the source selector XA-C30 (optional) is necessary. Connecting any other system may damage the unit. If you have a power aerial without a relay box, connecting this unit with the supplied power connecting cord 8 may damage the aerial. notes on the control leads · The power aerial control lead (blue) supplies +12 V DC when you turn on the tuner or when you activate the AF (Alternative Frequency), TA (Traffic Announcement) function. [. . . ] A power aerial without a relay box cannot be used with this unit. Memory hold connection When the yellow power input lead is connected, power will always be supplied to the memory circuit even when the ignition switch is turned off. notes on speaker connection · Before connecting the speakers, turn the unit off. Use speakers with an impedance of 4 to 8 ohms, and with adequate power handling capacities to avoid its damage. Do not connect the speaker terminals to the car chassis, or connect the terminals of the right speakers with those of the left speaker. Do not connect the earth lead of this unit to the negative (­) terminal of the car. To avoid a malfunction, do not use the built-in speaker wires installed in your car if the unit shares a common negative (­) lead for the right and left speakers. 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 temperature, such as in direct sunlight or near heater ducts. Select "Nor" to use the rotary commander as the factory-set position. Select "Rev" when you mount the rotary commander on the right side of the steering column. Tip Rev/Nor cannot be selected on the side of master unit. 1 With the mounting location in mind, press the buttons and rotate the controls to make sure that your master unit reacts well. You can change the direction of infrared rays by turning the dial on the rotary commander. Caution Be sure that the place where you install the rotary commander is within the range of receptor on the unit. Yellow Gelb Jaune Giallo Geel Yellow Gelb Jaune Giallo Geel continuous power supply permanente Stromversorgung alimentation continue alimentazione continua continu voeding Red Rot Rouge Rosso Rood Yellow Gelb Jaune Giallo Geel switched power supply geschaltete Stromversorgung alimentation commutée alimentazione commutata geschakelde voeding 2 Choose the exact location for the rotary commander to be mounted, then clean the mounting surface. Dirt or oil impair the adhesive strength of the doublesided adhesive tape. 3 Mark position for the supplied screw. Use the screw holes on the mounting hardware 0 to mark the positions. If you cannot make the mounting hardware 0 fit easy, cut the mounting hardware 0 to fit the steering wheel column cover. [. . . ] 4 Remove the steering wheel column cover, and drill 2 mm diameter hole where you have marked. 5 Warm the mounting surface and the double-sided adhesive tape on the mounting hardware 0 to the temperature of 20 °C to 30 °C , and attach the mounting hardware 0 onto the mounting surface by applying even pressure. Then screw it down with the supplied screw 9. On the other side of the mounting surface to cover the protruding tips of the screws so that they will not interfere with the electrical cables etc. [. . . ]