Becker 1432 system radio stopped working in my 1991 Sep 16, 2009Becker 1432 system radio stopped working in my 1991 mercedes 300sl faceplate does not light up when I push power - Answered by a verified Mercedes Mechanic Referencing the diagram I just sent, you need to test for power at terminal A4 and A7 with the key on. Customer: Just bought 1991 Mercedes 300sl. Radio not working. iPod installation w/ Becker 1432 - Mercedeslist Most Becker radios can be revised, by Becker, to accept input from an iPod. The model 1432 (Mercedes 1991-1993) and models 3302/3309/6003 (Mercedes 1999-2003) need a cassette inserted to activate the audio. Nothing plays through the tape. The aux audio is hardwired after the tape head. Most other models will not require the operation of the tape. MERCEDES Car Radio Stereo Audio Wiring Diagram Autoradio Mercedes Benz Audio 10 by Becker (BE3100) p/n A 210 820 09 86 Mercedes Benz Audio 10 by Becker (BE3200) p/n A 208 820 03 86 Car stereo wiring diagrams car radio wiring car radio wiring colors car radio wire car radio connections wiring diagram car radio wire colours. Mercedes auto radio wiring diagrams install car radio. Becker BE 1432 Radio Demonstration - YouTube Dec 07, 2008Showing the factory radio in my 1991 Mercedes Benz 350 SDL Turbo. This is a three piece radio with the head unit, amps behind the rear seat, and Mercedes W140 Becker BE 1432 1435 Radio removal and May 23, 2011Removal and conversion of a Becker BE 1432 / 1435 from Cassette to MP3 player. This radio was commonly used in Mercedes W140, S-Class 1992 and 1993 and R129. BECKER AR 3201 INSTALLATION AND OPERATION MANUAL Page 1: Installation And Operation V H F - T r a n s c e i v e r AR 3201 - ( ) Installation and Operation Manual DV 28110 Issue 1 April 1992 B E C K E R F L U G F U N K W E R K G M B H Baden Airpark B 108 D-77836 Rheinmünster Telephon +49 (0) 7229 / 305-0 E-Mail info@ becker-avionics or support@becker-avionics..