KV-32LS65AUS (serv.man4) - Sony TV Service Manual (repair manual). Page 24

 

 

 
MSP3411G-B9 is a  multistandard sound processor. It enables Virtual 
Dolby Surround  and  BBE Digital Sound. It has 4 to 2 stereo matrix 
switching facilities. Besides, it has tone and balance controls as well as 
Automatic Volume Correction for loudspeaker channel. Figure 5.2 
shows the block diagram of MSP3411G. 
 
 

 
 
Figure 5.3 shows the pin diagram of TDA7497 while Figure 5.4 shows 
its block diagram. It is a 10W + 10 W + 18W amplifier that has 
Independent Mute for centre channel and main channel. There is no 
Turn-on Turn-off Pop Noise. Besides, there is protection for short 
circuit and thermal overload. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
 

 

 

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