Sony KDP-57XBR2 Training Manual page 27

15
YOUT
14
UOUT
4
VOUT
IC1903
YUV SWITCH
BU4053
DVD SW 2
FROM
5
IC1904/3 V IN
U IN 12
2
Y IN
11
DVD
10
SW
9
DU IN
DY
13
PB 1
IN
DV IN
FROM J1106
3
COMPONENT
INPUT
Q1920
PR
V BUFFER
SY OUT 1
FROM
IC1101/56
SC OUT 1
FROM
IC1101/58
+200V
R739
L731
Q722
D731
CN731
C733
G
7
R733
Q731
R735
R746
FROM
IK
CLK 1
A BD.
Q734
CN204
CN732
IkR
1
IkB
1
3
9V
CN733
6. RA-3/3A Video Process Troubleshooting: T & S Models
IC1905 PIP PROCESSOR SDA9288
Q1916
Q1917 Q1918
Y
Y AMP BUFFER
BUFFER
SDA
SCL
Q1914
Y BUFFER
Q1904
SUB Y BUFFER
Q1906
SUB C BUFFER
FIGURE 6-3 - PICTURE IN PICTURE (S MODELS)
D732
R736
C735
R742
D733 D734
R736
C734
SG732
R737
D735
D736
R747
FIGURE 6-4 - CRT DRIVE (CG)
Q1914
12
SEL
28 BUFFER
Y IN
30 U IN
Q1905
32
V IN 8
BUFFER
3
X IN YOUT
Q1907
9
BUFFER
4 UOUT
XQ
Q1903
21
7
SDA
BUFFER
VOUT
22
SCL
X1902
3.58MHz
X1901
503.5kHz
SDA
SCL
Q1908
BUFFER
SG731
R741
Q733
11
G1
10
G2
9
G1
k
8
H
7
H G1 G1
6
5
R753
R743
R744
C737
24
TO IC1901/6
YUV SW.
Y
RY IN
TO IC1901/1
11
8
RY OUT
U
12
RU IN
TO IC1901/3
7
RU OUT
V
13
RV IN
TO IC1901/2
6
RV OUT
20
VOUT
19 UOUT
18
YOUT
26
XNTSC
29 APC
1 CERA
IC1902
SUB
DECODER
CXA2019
37 SDA
36 SCL
38
VSYNC
39 H SYNC
34
CVBS/Y IN
32
CIN
SUB Y
TO
IC602
SUB V CHIP
6.3TVP14 5/22/02
G2
R732
TO FOCUS
1
BLOCK
CN737
C732
CG BOARD
FROM
F
1
FOCUS
BLOCK
4
CN734
9
T O
7
G BOARD
CN503
6
CN735
9
TO CR
7
BOARD
CN702
6
TO CB
6
BOARD
7
CN762
CN736
6.4TVP14 5/22/02