Sylvania 6842THG, Service Manual

Page: 41 / 123

1-9-2 L0700BLV
Video Block Diagram
VIDEO SIGNAL
IC1401
(HDMI INTERF
A
C
E)
IC1402
(HDMI MEMOR
Y)
7 9 4 6 1 3
10 12 16 15
35 34 38 37 41 40 43 44
22 23 27 20
50 49
B
UFFER
Q1401
B
UFFER
Q1402
5 6
CN1116
CN113
CN1113
HDMI RECEIVER
HDMI-D
A
T
A
JK1401
HDMI-IN
HDMI-CLOCK
D
A
T
A
0(+)
D
A
T
A
0(-)
D
A
T
A
1(+)
D
A
T
A
1(-)
D
A
T
A
2(+)
D
A
T
A
2(-)
CLOCK(+)
CLOCK(-)
CN114
ANALOG CB
A
J
A
CK CB
A
DIGIT
AL CB
A UNIT
JK701
VIDEO -IN1
S-VIDEO -IN1
VIDEO -Y
-IN1
VIDEO -Pb-IN1 VIDEO -Pr-IN1 VIDEO -Y
-IN2
VIDEO -Pb-IN2 VIDEO -Pr-IN2
C
JK703 JK702
3
4
2
1
YC
VIDEO-IN1
2
22
VIDEO-IN2
7
17
S-VIDEO-Y
-IN1
4
20
S-VIDEO-C-IN1
5
19
S-VIDEO-Y
-IN2
21
3
S-VIDEO-C-IN2
22
2
VIDEO-Y
-IN1
11
13
CN701
CN702
S-VIDEO-Y
-IN2
9
9
S-VIDEO-C-IN2
7
7
VIDEO-IN3
5
5
VIDEO-Pb-IN1
13
11
VIDEO-Pr-IN1
14
10
VIDEO-Y
-IN2
16
8
VIDEO-Pb-IN2
18
6
VIDEO-Pr-IN2
19
5
B
U
FFER
Q702
B
U
FFER
Q701
JK704
MUX
MUX
MA
TRIX
VIDEO-IN1 VIDEO-IN2 S-VIDEO-Y
-IN1
S-VIDEO-Y
-IN2
S-VIDEO-C-IN1 S-VIDEO-C-IN2
R D
A
T
A(0-7)
G D
A
T
A
(0-7)
B D
A
T
A(0-7)
HDMI BCLK HDMI LRCLK HDMI SD
A
T
A
D
A
C-OSCLK
T
O
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
T
O
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
CLAMP
A/D
92 99
2 9
12 19
A
UDIO
DECODER
74 68 79
IIC I/F
SD
A
SCL
71 66 77
A
UDIO SIGNAL
WF1 WF2
WF3
S-VIDEO-IN2
3
4
2
1
Y
JK708
WF4 WF5
WF6
VIDEO-IN2 JK707
B
U
FFER
Q710
B
U
FFER
Q711
B
U
FFER
Q712
B
U
FFER
Q705
B
U
FFER
Q706
B
U
FFER
Q707
B
U
FFER
Q708
B
U
FFER
Q709
B
U
FFER
Q703
B
U
FFER
Q704