[. . . ] Be sure to observe the safety notes of the automobile manufacturer (airbags, alarm systems, on-board computers, vehicle immobilisers)!Before drilling any holes for attachment or laying cables, look to see what is on the other side - be sure not to damage important parts such as the battery, wiring looms, fuse boxes or fuel lines! [. . . ] Before drilling any holes for attachment or laying cables, look to see what is on the other side - be sure not to damage important parts such as the battery, wiring looms, fuse boxes or fuel lines!In order to ensure that the unit operates properly the positive power supply line must be connected via the ignition and the constant +12 V lead. to install the CD changer , follow the mounting instructions attached to the equipment. Be sure to disconnect the vehicle battery's negative terminal before making connections. This will serve for your personal protection and protect the changer from overvoltage damages. Note: Mount the CD changer first following the instructions attached to the unit and then connect it to the on-board system. Use adapter 8 694 419 774 if necessary Connection to a 12 V voltage source which is activated when the ignition is switched on and deactivated when the ignition is switched off. Caution: If the car radio is connected to the battery + terminal only, you will need to use the following type of connection: Connection to the 12 volt switching voltage output of the car radio (e. Caution: In the case of Blaupunkt car radios with TIM function, the switch plus output for the aerial must not be used. Note: In order to ensure faultfree operation, the "RDS" radio function AF (Alternative Frequency) must be switched off. Should the malfunction remain despite these troubleshooting recommendations, then please get in touch with an authorised Blaupunkt service centre. Svart Jord * gul röd +12 V permanent (ej via tändningslåset) Anslut till en 12V spänningskälla med spänning då tändningen är på och utan spänning då tändningen är avstängd Varning: Om bilradion endast är ansluten till batteriets pluspol (och inte över tändningslåset) ska anslutning ske på följande sätt: Anslutning till en 12 V spänningsutgång på bilradion som styrs av radion (t. [. . . ] Note: In order to ensure faultfree operation, the "RDS" radio function AF (Alternative Frequency) must be switched off. Should the malfunction remain despite these troubleshooting recommendations, then please get in touch with an authorised Blaupunkt service centre. [. . . ]