FUNAI LCD-A2006 - Page 20

7-2
IF/Video Block Diagram
L4620BLIF
JK751
15
11
7
VIDEO-B
VIDEO-G
VIDEO-R
TO AUDIO BLOCK DIAGRAM
CN103A
INPUT-0(INV) INPUT-1(INV)
TU1
SIF
SDA
SCL
7
10
9
SIF
MAIN CBA
VIDEO SIGNAL
AUDIO SIGNAL
TO AUDIO BLOCK DIAGRAM
Q734
JK722 VIDEO1 -IN JK721 S-VIDEO -IN
TO SYSTEM CONTROL BLOCK DIAGRAM
CY
TO LCD BLOC
K
DIAGRAM CN103B
IC781 (INPUT SELECT)
SW CONTROL
10
9
11
INPUT-0 INPUT-1
TO SYSTEM CONTROL BLOCK DIAGRAM
Q872 Q871
(TUNER UNIT)
BUFFER
WF7
WF2
WF3
WF6
WF5
WF4
3 5
4
12 13
14
2 1
15
CVBS18 S-VIDEO-C5 S-VIDEO-Y6 VIDEO-R1 VIDEO-G2 VIDEO-B3 CVBS29
8
19
20
VIDEO-IN
VIDEO-OUT
SLOW-SW
17 16
16
RAPID-SW
AFT
VIDEO
Q781
BUFFER
WF8
SDA
SCL
S-SW
6
AUDIO
AUDIO
AFT-IN
S/C-JACK-MUTE
FBIN
Q11
SLOW-SW
Q731
RAPID-SW
Q730
Q791
Q792
BUFFER
Q744
BUFFER