DOWNLOAD Sony KV-32LS65AUS (serv.man4) Service Manual ↓ Size: 3.88 MB | Pages: 32 in PDF or view online for FREE

Model
KV-32LS65AUS (serv.man4)
Pages
32
Size
3.88 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / OPERATION MANUAL
File
kv-32ls65aus-sm4.pdf
Date

Sony KV-32LS65AUS (serv.man4) Service Manual ▷ View online

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
F
igure 2.5 
Overvoltage Protection
 
 
 
11 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Figure 2.6 
Overcurrent Protection 
 
 
 
12 
 
Chapter 3  Video Processing Circuit 
 
 
13 
 
3.1 VSP9407 Features 
 
• Integrated Video Matrix switch  
– Up to 7 CVBS inputs and up to 2 Y/C inputs 
–  Up to three CVBS outputs (even Y/C input) 
 
• Multi-Standard colour decoder with 4H COMB FILTER 
– PAL/NTSC/SECAM -> Automatic recognition of chroma standard 
– 2 Colour Decoder: Main Channel + Picture in Picture 
–  2D COMB FILTER in the Main Channel. 
 
• Detection embedded circuits: 
– Global motion and global still detection 
– Film mode and phase detection (PAL, NTSC; 2-2, 3-2 pull down) 
–Measurement of the noise level during the vertical retrace  
(blanking) for both channels 
–  Detection of letter box formats 
 
• Noise reduction: 
– Automatic measurement of the noise level 
– Motion adaptive temporal noise reduction 
– Intelligent Frame-based temporal noise reduction for luminance 
and chrominance, depending on both noise measured and motion 
detected pixel by pixel 
– Separate motion detection and noise measurement in both Master 
Channel (Main Picture) and Slave Channel (PIP) 
 
 
 
• Scan-rate-conversion: 
– Motion adaptive frame based 100/120Hz interlaced scan 
conversion. 
– Special treatment for film material (‘Inverse 3-2 pull down’) 
– Large area flicker and line flicker reduction. 
– Simple Interlaced Modes (100/120Hz): 
a) ABAB, if still picture (avoiding line flicker) 
b) AA’B’B, if moving picture (avoiding artefacts) 
c) AAAA or BBBB, for Teletext (avoiding line flicker) 
d) Sharpness improvement 
– Digital colour transition improvement (DCTI) 
– Digital luminance transition improvement (DLTI) 
–  Adaptive horizontal and vertical PEAKING (luminance) 
 
• Three D/A converters: 
– 9 bit amplitude resolution for Y, -(R-Y), -(B-Y) output
 
 
Figure 3.2 shows the block diagram of VSP9407 while Figure 3.3 
shows its pinning diagram. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
14 
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