Sony Trinitron KV-20S90, Service Manual

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KV-20S90/21SE43C
DEMOD
YS1 SW <RGB SEL>
CVCO
APC
<HUE>
FSC
<FSC SW>
45
APC FIL
47
XT
AL
46
FSCOUT
44
VCC2
40
GND2
8
Y
CLAMP
1
APED
ACC DET.
CHROMA
AMP
COLOR KILLER
<<KILLER ID OFF>>
ACC AMP
BPF
<C BPF>
FILTER ALIGNMENT
CAL. BY FSC
CHROMA
43 TV/C2 INCHROMA SW
C1 IN 2
CVBS2/Y2 IN 41
Y SW
CVBS1/Y1 IN
4
COMB-C IN 7 MONITOR SW
COMB-Y IN
9 VIDEO SW
MON OUT
6
<VIDEO SEL>
<S SEL>
ATT
Y
V SYNC SEP
<VSS>
H SYNC SEP
<HSS>
<H MASK>
TRAP+EQ
<TRAP OFF>
AFC
<AFC GAIN>
<FH HIGH>
<<HLOCK>>
<<HCENT>>
20
AFCFIL
HSAW GEN.
<HOSC>
(ZAP)
HTIM GEN.
<H BLK>
<LEFT HBLK>
<RIGHT HBLK>
17
SCP
COUNTDOWN
<CD MODE>
<INTERLACE> LINE COUNTER
V TIM GEN.
<V UNDER SCAN>
VSAW GEN
VTIM
SHARPNESS DL
SHARPNESS AMP
<SHARPNESS>
<SHP FO>
<PRE/OVER>
CLAMP
DC TRAN
<DC TRAN>
DPIC
<DPIC>
<AGING>
5
V TIM
18
HP/PR
O
T
E
C
19
HD
PHASE DET.
<H POSTION>
<AFC BOW>
<AFC ANGLES>
HPROT
<<HNG>>
HD GEN.
<HD W>
IREF REG
10
GND1
12
1 REF
16
REG
33
VCC
1
WIDE SAW FUNC.
<ASPECT>
<SCROLL>
<UPPER VLIN>
<LOWER VLIN>
<V ZOOM>
<V UNDER SCAN>
VD SAW FUNC.
<VON>
<V SIZE>
<V POSITION>
<S CORRECTION>
<V LINEARITY>
<EHT COMP>
EW PARABOLA FUNC.
<H SIZE>
<PIN AMP>
<CORNERPIN>
<TRAPEZIUM>
<EW DC>
VPROT
<<VGN>>
VM AMP
(OFF YS/YM)
DAC
SW
11 EW
13
VD+
14 VD-
34 SCL
35 SDA
22 R OUT
23 G OUT
24 B OUT
21 IK IN
3 ABL IN
42
ABL FI
15
VM OUT/ V PR
O
T
39
EB-Y IN
38
ER-Y IN
37
EY IN
36
YUV SW
28
R1 IN
27
G1 IN
26
B1 IN YS1
32
R2 IN (Y
OUT)
31
G2 IN (R-Y
OU
T
30
B2 IN (B-Y
OU
T
29
YS2/YM
EYUV CLAMP
YUV SW
<YSEL>
YUVOUT
<YUVOUT>
COLOR AMP
<COLOR>
<C OFF>
AXIS
<AXIS NTSC>
<AXIS PAL>
Y/C MIX
RGB CLAMP
CLAMP
RGB 1/2
ABL/PEAK LIM
<ABL MODE>
<ABL VTH>
AKB
<<IKR>>
YM SW
YS2 SW
D
YNAMIC COLOR
<D
YNAMIC C>
PICTURE AMP <PICTURE> GAMMA AMP <GAMMA>
CLAMP
BRIGHT CONT <BRIGHT>
DRIVE AMP <R/G/B DRIVE>
CUTT
OFF CONT
.
<R/G/B CUT
OFF>
R/G/B BLK <PON> <R/G/B ON>
I
2
C BUS
DECODER
STATUS I/F
25
IC301: CXA2133BS