Becker Audio 30 Export 3301 Service Manual page 36

Circuit diagram - Mercedes Benz MY98
Blockdiagram
Main Board 4010 .................................................... 2
Connector
Connector block (Board 4040) .............................. 3
Connector interface (Board 4010) ......................... 4
Power supply
UG9V; UD5V; UG5V (Board 4010) ........................ 5
Tuner
FM-Tuner (Board 4010) ........................................ 6
FM-Peripherie (Board 4010) ................................. 7
AM-Tuner (Board 4010) ........................................ 8
AF-section
Audio controller and FM-Stereo decoder (Board 4010) 9
AF-amplifier (Board 4010) ..................................... 10
Interface
d2b-optical (Board 4010) ...................................... 11
Wake up-Leitung, K-Leitung (Board 4010)............ 12
Control
P-control (Board 4010) ........................................ 13
Shiftregister, EEPROM (Board 4010) ................... 14
CC-Steuerung, Dolby B/C (Board 4010) ............... 15
Front
Front-Interface (Board 4010).................................. 16
Front- P, Keyboard central and right (Board 9090)17
Tastatur links (Board 9060) .................................... 18
Display (Board 9080) ............................................. 19
Table of contens Circuit diagrams
CSD - Version: 26/99
Audio 30 DIN Export BE 3301 1