FUNAI T3A-A8182DB, Service Manual

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1-12-4
Video Selector Block Diagram
E3B40BLVS
T
O
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
(CN701)
T
O
VIDEO
BLOCK DIA
GRAM
T
O
SUB SYSTEM
CONTR
OL
BLOCK DIA
GRAM
(VIDEO SELECT
OR)
IC1509
TU1501 (TUNER UNIT)
17
VIDEO OUT
VPS-V
CN1502
10
VIDEO-Y/CVBS-IN
8
VIDEO-C-IN
24
VIDEO-Y(I/P)-OUT
26
VIDEO-Pr/Cr-OUT
28
VIDEO-Pb/Cb-OUT
30
VIDEO-Y(I)-OUT
22
VIDEO-C-OUT
JK1510 (REAR) S-VIDEO OUT
VCR-VIDEO-IN VCR-VIDEO-OUT
G
G
Y
C
JK3004 (FR
ONT)
S-VIDEO IN1
VIDEO -IN1
JK3001 (FR
ONT)
DRIVER
VIDEO OUT2
VIDEO-G
VIDEO-B VIDEO-R
19
CN2001
CN1506
VIDEO-OUT2
8
8
REAR J
A
CK
CB
A
REAR J
A
CK
CB
A
FR
ONT J
A
CK CB
A
JK2001
CN1506
CN2001
VIDEO-IN2
10
10
CN1504
CN3001
VIDEO-IN1
16
16
S-VIDEO-Y
-IN-F
S-VIDEO-Y
-IN-F
14
14
12
12
VIDEO IN2
20
JK2001
VIDEO IN1
20
JK1504
11
VIDEO-G-IN
13
13
7
VIDEO-B-IN
12
12
15
VIDEO OUT1
VIDEO-G
VIDEO-B VIDEO-R
19 11
7
15
VIDEO-R-IN
14
14
JK1504
12 62 16 14 20
SW SW
SW
SW
IIC
I/F
SW
SW
SW
GCL
SW
SW
AG
C
AG
C
LPF
100
7 9
22 48 50 49 30 61 59 51 52 53 55 57 46 44 45
DRIVER DRIVER DRIVER
40
DRIVER
38
DRIVER
39
DRIVER DRIVER
FBC MUTE
FBC
MUTE MUTE
MUTE MUTE
SW
DRIVER
FBC
DRIVER
36 34
+
65 64
SW
SW
LPF
Q1515
Q2001
BUFFER
BUFFER
Q1514
BUFFER
Q1541
BUFFER
SW
REC VIDEO SIGNAL
PB VIDEO SIGNAL
SD
A
SCL
42 43
A
V
CB
A
WF8
WF7
WF5
WF6
WF4
SW
SW
+
24
SW SW SW
SW
S-VIDEO-C-IN-F
JK1505
VIDEO-Y -OUT
(REAR)
IC1501
(VPS)
89
Q1504
BUFFER
G
G
Y
C
VIDEO-Pb/Cb -OUT VIDEO-Pr/Cr -OUT