Sony KV-21SE43C, KV-20S90 service manual IC301 CXA2133BS, Cvco Demod

KV-20S90/21SE43C

IC301: CXA2133BS

APC FIL

XTAL FSCOUT VCC2 GND2 Y CLAMP APED VM OUT/ V PROT

EB-Y IN ER-Y IN EY IN YUV SW R1 IN G1 IN B1 IN YS1 R2 IN (YOUT) G2 IN (R-YOU B2 IN (B-YOUT

YS2/YM

45

47 46 44 40 8 1 15

39 38 37 36 28 27 26 25 32 31 30

29

APC

<HUE>

ACC DET.

ACC AMP

CHROMA

FSC

<FSC SW>

CVCO DEMOD

CHROMA	COLOR KILLER
AMP	<<KILLER ID OFF>>
BPF		FILTER ALIGNMENT
		CAL. BY FSC
<C BPF>

DPIC <DPIC> <AGING>

CLAMP

DC TRAN <DC TRAN>

EYUV CLAMP

YUV SW

<YSEL>

YUVOUT

<YUVOUT>

CLAMP

ABL/PEAK LIM

AKB

COLOR AMP

<ABL MODE>

<COLOR>

RGB 1/2

<ABL VTH>

<<IKR>>

<C OFF>

AXIS

<AXIS NTSC>

YS1 SW <RGB SEL>

DYNAMIC COLOR <DYNAMIC C>

PICTURE AMP <PICTURE>

GAMMA AMP <GAMMA>

BRIGHT CONT <BRIGHT>

DRIVE AMP

<R/G/B DRIVE>

CUTTOFF CONT. <R/G/B CUTOFF>

<AXIS PAL>

YM SW

YS2 SW

R/G/B BLK <PON> <R/G/B ON>

CLAMP

Y/C MIX

RGB CLAMP

I2C BUS

VPROT

<<VGN>>

DAC

DECODER

VM AMP

SW

STATUS I/F

(OFF YS/YM)

42 ABL FI

3 ABL IN

21 IK IN

24 B OUT

23 G OUT

22 R OUT

35 SDA

34 SCL

TV/C2 IN	43
C1 IN	2
CVBS2/Y2 IN	41

CHROMA SW

Y SW

			SHARPNESS DL
			SHARPNESS AMP
	ATT	TRAP+EQ
			<SHARPNESS>
		<TRAP OFF>
			<SHP FO>
			<PRE/OVER>
Y

WIDE SAW FUNC.	VD SAW FUNC.
	<VON>	<S CORRECTION>
<ASPECT>	<V SIZE>	<V LINEARITY>
	<V POSITION>	<EHT COMP>
<SCROLL>
<UPPER VLIN>
<LOWER VLIN>	EW PARABOLA FUNC.

14 VD-

13 VD+

CVBS1/Y1 IN	4
COMB-C IN	7
COMB-Y IN	9
MON OUT	6

MONITOR SW

VIDEO SW

<VIDEO SEL>

<S SEL>

V SYNC SEP <VSS>

H SYNC SEP <HSS>

<H MASK>

COUNTDOWN	LINE COUNTER			VSAW GEN
<CD MODE>	V TIM GEN.
				VTIM
<INTERLACE>	<V UNDER SCAN>
AFC		HSAW GEN.	HTIM GEN.
<AFC GAIN>
			<H BLK>
		<HOSC>
<FH HIGH>
			<LEFT HBLK>
		(ZAP)
<<HLOCK>>
			<RIGHT HBLK>
<<HCENT>>

	<V ZOOM>		<H SIZE>
	<V UNDER SCAN>		<PIN AMP>		<TRAPEZIUM>
			<CORNERPIN>		<EW DC>
PHASE DET.
		HD GEN.
<H POSTION>
				IREF		REG
<AFC BOW>
<AFC ANGLES>
HPROT		<HD W>
<<HNG>>

11 EW

20	17	5
AFCFIL		V
		TIM

18	19	10	12	16	33
HP/PROTEC	HD	GND1	1	REG	VCC1
			REF

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