FUNAI DR-B3737, Service Manual

Page: 20 / 62

1-9-3
E7B22BLV
Video Block Diagram
T
O
DIGIT
AL
SIGNAL PR
OCESS
BLOCK DIA
GRAM
(VIDEO SIGNAL PR
OCESS)
IC1201
TU1701 (TUNER UNIT)
17
VIDEO OUT
CN1201
10
VIDEO-Y/CVBS-IN
8
VIDEO-C-IN
24
VIDEO-Y(I/P)-OUT
26
VIDEO-Cr/Pr-OUT
28
VIDEO-Cb/Pb-OUT
30
VIDEO-Y(I)-OUT
22
VIDEO-C-OUT
JK1211 (REAR) S-VIDEO IN2
3
4
2
1
C
Y Y
JK1213 (REAR) S-VIDEO OUT
2
1
3
4
C
Y
JK1212 (FR
ONT)
S-VIDEO IN1
3
4
2
1
C
VIDEO-IN2
JK1204 (REAR)
VIDEO-IN1
JK1201 (FR
ONT)
DRIVER
VIDEO OUT2
VIDEO-G
VIDEO-B VIDEO-R
19
CN2001
CN1801
VIDEO-OUT2
8
8
J
A
CK CB
A
J
A
CK CB
A
JK2001
CN1801
CN2001
VIDEO-IN2
10
10
VIDEO IN2
20
JK2001
VIDEO IN1
20
JK1206
11
VIDEO-G-IN
13
13
15
VIDEO-B-IN
12
12
7
VIDEO OUT1
VIDEO-G
VIDEO-B VIDEO-R
19 11
7
15
VIDEO-R-IN
14
14
JK1206
12 16 14 20
SW
SW
SW SW
IIC
I/F
SW
SW
SW
GCL
SW
SW
AG
C
AG
C
LPF
100
7 1 9
22 48 50 49 30 61 59 51 52 53 55 57 46 44 45
DRIVER DRIVER DRIVER
40 38 39
DRIVER DRIVER DRIVER DRIVER
FBC MUTE
FBC
MUTE MUTE
MUTE MUTE
SW
DRIVER
FBC
DRIVER DRIVER
36 34
+
+
65 64
SW
SW
SW
SW
LPF
Q1202
Q2003
BUFFER
BUFFER
Q1201
BUFFER
Q1204
BUFFER
+
REC VIDEO SIGNAL
PB VIDEO SIGNAL
42 43
A
V
CB
A
WF5
WF4
WF2
WF3
WF1
SW SW SW
T
O
SYSTEM CONTR
OL
BLOCK DIA
GRAM
62
IC1641
B
(VPS)
VPS-V
SD
A
SD
A
D
A
VN-L
D
A
VN-L
SCL
SCL
6
14
7
16
Comparison Chart of Models and Marks
MODEL
M
ARK
DR-C3835
A
DR-
B3737
B