Noblex 1 113 261 05, Service Manual

Page: 5 / 21

IC Block Diagrams
-5-
IC201 < IF/Video/Chroma/Def. > QXXAVB488
VIF IN
IF AGC OUT
AFT
TV IN
EXT IN
AUDIO
OUT
33
29
35
26
37
40
32
13
44
43
11
15
16
12
27 25 24 21 22 41 28 19 20 18 30 23 9 10 14 45
Q
X
X
A
V
B
4
8
8
SYNC IN
KILLER FILTER
IDENT FILTER
COLOUR APC
A
F
A
M
P
A
F
A
M
P
4.
5/
6.
0
S
IF
IO
A
D
J
B
U
S
I/F
F
M
D
E
T
LI
M
IT
T
E
R
B
E
X
IT
IN
P
U
T
R
E
X
IT
IN
P
U
T
G
E
X
IT
IN
P
U
T
V
S
Y
N
C
T
R
IG
S
Y
N
C
S
E
P.
S
Y
S
T
E
M
ID
E
Q
E
LI
M
IN
A
T
E
B
G
P
G
E
N
E
.
P
H
A
S
E
C
O
N
T
K
IL
LE
R
D
E
T
LO
C
K
D
E
T
ID D
E
T
C
H
R
O
M
A
A
P
C
D
E
T
P
A
L
S
W
S
E
C
A
M
F
F S
E
LF
A
D
J
V
.R
A
M
P
A
F
C
A
F
C
1H
D
L
V
C
X
O
A
C
C
D
E
T
F
/F
2N
D
A
M
P
C
H
R
O
M
A
B
P
F
1S
T
A
M
P
(A
C
C
)
H
P
F
A
F
T
A
F
T
O
U
T
V
ID
E
O M
U
T
E
H
S
T
O
P
H
.P
H
A
S
E
A
U
D
IO
M
U
T
E
S
W
S
D
A
S
C
L
FA
S
T
B
LK
B
IN
R
IN
B
-O
U
T
R
-
O
U
T
G
-O
U
T
G
-I
N
H
-V
C
C
S
E
C
A
M
R
E
F
V
.S
IZ
E
S
E
R
V
IC
E
S
W
H-OSC
S
E
LF
A
D
J.
C
LA
M
P
50
/6
0
O
U
T
R
T
IN
T
B
R
D
R
IV
E B
G
A
B
C
L
A
B
C
L
ID
C
U
T
B
LU
E
B
A
C
K
W
H
IT
E
B
A
C
K C
O
LO
R
C
O
N
T
R
A
S
T
S
E
R
V
IC
E
B
R
IG
H
T
S
TA
T
IO
N
D
E
T
S
TA
T
IO
N
S
Y
S
T
E
M
S
E
T
S
Y
S
T
E
M
IF
A
G
C
D
E
LA
Y
A
D
J
D
E
F
E
A
T
D
L
T
IM
E
D
L
F
IN
E
VIDEO
VCC
VIDEO
GND
DEFLECTION
GND
T
R
A
P
S
W
D
.T
R
A
P
F.
T
R
A
P
B
LA
C
K
S
T
R
E
C
H
O
F
F
F
A
G
C
V
ID
E
O
D
E
T
V
IF
A
M
P
A
P
C
D
E
T
A
D
J
D
E
T
B
LA
C
K
S
T
R
E
C
H
V
ID
E
O
T
O
N
E
C
H
R
O
M
A
T
R
A
P
V
ID
E
O
M
U
T
E
C
LA
M
P
S
H
A
R
P
N
E
S
S
C
O
N
T
R
A
S
T
D
E
LA
Y
F
E
F
F
IL
T
E
R
A
G
C
R-Y IN
B-Y IN
H OUTPUT
S
Y
S
T
E
M
D
E
C
O
D
E
B
R
IG
H
T
C
H
R
O
M
A
D
E
M
O
D
U
LA
T
O
R
D
R
/V
E
A
M
P
A
F
C
G
A
IN
R
G
B
M
A
T
R
IX
C
O
N
T
R
A
S
T
32
F
H
V
C
O
M
U
T
E
D
E
T
H
V
B
LK
V
E
R
T
IC
A
L
C
O
U
N
T
D
O
W
N
H
O
R
IZ
O
N
TA
L
C
O
U
N
T
D
O
W
N
EXIT AUDIO
IN
GND
VCC
VIF
SIF
SIF IN
47
48
46
1
8
3
42
52
51
50
49
5
4 6 7 2 9 31
38
36
34
39
V
-O
U
T
V
-F
B
V
R
A
M
P
B
LK
AUDIO
DIRECT
OUT
AF DC
FB
HI VCC
IF OUT
IF APC
IF VCO
IF VCO
BLACK
PEAK ACL/CLK
Y-SW
OUT
X TAL 4.43
X TAL 3.58
BLACK PEAK