[. . . ] The amplifier BSA 80 can be connected to car radios equipped with a PREAMP OUTPUT (DIN 45 326) or Cinch socket. [. . . ] observe the rated maximum capacity (music power) of the selected loudspeakers. Do not connect the loudspeakers to ground, use only the marked terminals. Screw the enclosed negative cable to an interference-free ground spot (chassis screw or plate). The contact area of the ground source must be blank and lubricated with graphite grease. 1 BSA 80 to car radios with DIN output 2 BSA 80 to car radios with DIN output Connection to car radios with Cinch output Fig. When connecting the amplifier via Cinch or loudspeaker sockets, the switching line must be connected. [. . . ] 1 BSA 80 till bilstereo med DIN-utgång 2 BSA 80 till bilstereo med DIN-utgång Anslutning till bilstereo med Cinch-utgång Fig. [. . . ]