Pioneer SC-LX72, Service Manual

Page: 32 / 236

32
SC-LX82
1 2 3 4
A
B
C
D
E
F
1 2 3 4
4.7 BLOCK DIAGRAM for ANALOG VIDEO BLOCK (4/4)
Y-
SEL
E2VI
NSW00_5
E2VI
NSW01_5
G
ATE ARRAY
IC1300
IC6014
IC6010
IC6009
IC6504 IC6541 IC6542
IC1450 IC1305
3-
5 Conver
t
5
_
1
0
W
S
NI
V
2
E
3
_
1
0
W
S
NI
V
2
E
1
0
W
S
NI
V
2
E
5
_
0
0
W
S
NI
V
2
E
3
_
0
0
W
S
NI
V
2
E
0
0
W
S
NI
V
2
E
5
_
T
S
R
D
S
O
X
3
_
S
C
D
S
O
T
S
R
D
S
O
X
OS
D
IC
T
S
R
D
S
O
X
5
_
S
C
D
S
O
3
_
T
S
R
D
S
O
X
S
C
D
S
O
3-
5 Conver
t
O
S
DCS
OS
D
S
O/E
X
S
O
OS
D
S
O
O
SDSCK/
EXSC
K
O
SDSCK/
EXSCK5
EXPSC
K
EXSTANLG
EXP-
2
5
_
2
_
5
O
S
X
E
5
G
L
N
A
E
O
X
E
G
L
N
A
E
O
X
E
EXP-
3
3
_
5
O
S
X
E
5
_
K
C
S
P
X
E
EXSTANLG
_5
G
L
N
A
T
S
X
E
5
_
G
L
N
A
E
O
X
E
EXO
EANLG
EXP-
5
EXSO
5_1
EXP-
4
SIN SC
L
K
RS
T
CS DA
T
A
DA
T
A
CLK
Q's
STR
O
B
E
STR
O
B
E
CLK DA
T
A
STR
O
B
E
CLK
Q's
OE
OE
OE
Q's
DA
T
A
CLK
Q
's
STR
O
B
E
OE
DIGITAL MAIN
A
ssy
COMP
ONE
NT Assy
COMPOSITE_S As
s
y
O
S
DSO
/EXSO
5_2
EXSTANLG
5
E
G
H