Pioneer SX-P520 Service Manual page 50

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2
8 . 2 S C H E M A T I C D I A G R A M
(TUNER assembly : For HEWZI type)
TUNER assembly {AWZ3939l
F M F R O N T E N D
F M 7 5 0 h r
( P A L )
A M
I
B
O 9 O 5 : F M F . E O N / O F F
T C 9 O 1 :
TRACKING ADJ.
Q 9 O 9 : B U F F E R
=
4 Serial F. E. Module assembly
( A X O 1 0 0 4 t
o
c
)
o
o
(
-
)
z z z , a 5 ( ( t L z , 6 2 . q )
O 9 O 7 : M W O N / O F F
. .
J P 6
z
c
-
d
J P I
A X I | 0 2 7
M W
B L O C K
A N T . C O I L :
T R A C K I N G
A D J .
c
@ InYJ'o
o
e
c
t l r t
lC9O2 : FM/AM lF DET
I C 9 0 2
L l r 2 6 S S
o
o
o
, r " I
3:q
' l o
m
^r**l @
o
C E N T E R A D J .
l 6
t 4
r\-
V
I
I
7n
9 0 6
t 9 0 e
o
l
o
: t=q
- ' l o
, m
-
S rr=
o
e - - :
- ' l o
, m
l c s 0 l
L X 7 0 0 l
l r J J <
O 9 O 1 , O 9 O 2 : L O O P F I L T E R
V R E F T - l ' | E T E R
2

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