LG RZ-42LZ30 Service Manual page 17

Chassis : ml-038c
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1. Input block
_ It is consist of CVBS, S-Video, RF, Analog RGB, DVI-D signals.
_ The RS-232C jack is used for software-upgrade and white balance adjustment.
_ It is connected with PC for software-upgrade usage
or white balance adjustment equipment in manufacturing process.
2. Video Signal Path
_ CXA2089 is switching IC for AV signals(AV1,AV2,AV3,RF signals).
_ VPC3230 are have functions are
- high performance adaptive 4H Comb-Filter Y/C separator with adjustable vertical peaking.
- multi-standard color decoder PAL/NTSC/SECAM including all sub standards.
_ FLI2300 is Deinterlacer/Line doubler.
- Supports 525/60(NTSC),625/50(PAL/SECAM).
- Accept up to 1100 pixels/line.
_ Scaler input Block.
- Input data format is YUV 4:2:2 plus H,V sync and data clock .
- Deinterlacer IC's output pass through this.
BLOCK DIAGRAM DESCRIPTION
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