User manual SONY CDX-C910RDS

[. . . ] Connect the earth cord to the master unit with part 2 as shown in the illustration. Do not tamper with the four holes on the upper surface of the unit. [. . . ] Connect the yellow and red power input leads only after all other leads have been connected. Be sure to connect the red power input lead to the positive 12 V power terminal which is energized when the ignition key is in the accessory position. Run all ground wires to a common ground point. If your car has no accessory position on the ignition key switch -- POWER SELECT Switch The illumination on the front panel is factory-set to be turned on even when the unit is not being played. However, this setting may cause some car battery wear if your car has no accessory position on the ignition key switch. To avoid this battery wear, set the POWER SELECT switch located on the bottom of the unit to the B position, then press the reset button. The illumination is reset to stay off while the unit is not being played. Note The caution alarm for the front panel is not activated when the POWER SELECT switch is set to the B position. To connect a unit with an optical cable, connect the optical cable (optional) to the optical adapter (optional), and plug the adapter into the special socket on the rear of the unit. Then set the DIGITAL/ANALOG switch located on the bottom of the unit to DIGITAL. [. . . ] Memory hold connection When the yellow power input lead is connected, power will always be supplied to the memory circuit even when the ignition key is turned off. To a power aerial relay control box au boîtier de relais de l'antenne électrique an Motorantennen-Relaisbox alla scatola di controllo a relè dell'antenna automatica to a metal point of the car First connect the black earth lead, then connect the yellow and red power input reads. [. . . ]