Installation Instructions
    PDP TV Service Manual 
Hisense confidential 
12 
4.3 Signal processing diagram 
The signal board is composed by the main board .The main chip for video decoder is 
MST9E19A produced by MSTAR co., ltd. 
ke
y
/
remote 
1 S_video 
2 AV in
p
ut 
3 sound in
p
ut 
RF 
TDQ-6FT/
W126H 
SAW 
HS9457 
HS6274 
IF  
TDA 9886 
HDMI signal 
PC signal 
YPBPR signal 
MST 
9E19
A 
LG 
PDP32F1 
Plasma 
display 
picture/sound 
output 
Earphone amp 
LM833 
Sound amp 
MP7722 
FLASH 
earphone 










