Pioneer TX-520 Service Manual page 28

6 5
4
c t 9
2 2/50
NOTE:
The indicated semiconductorc are repreaentatiw oneo
only. Other alternative semiconductors may be used and
are listed in the parts list.
L
I
I
O U T P U T
I
R -
Fso;tl
ro0 c/o roD
I RESISTORS:
f ndicated in A, l,W, t5% tolerance unl6s othetuie noted k
kl),
M : M o . ( F ) . t t % , ( G ) . r 2 % . ( K l . ! t 0 % , ( M )
2 o o z o r o t e r a n c e
2 CAPACITORS:
Indicated in capacity (! Fllvolrâge (V) unless orhemise noted p
pF
Indicatron without vollag€ as sOV excepl êlætrolytic capacrtor
3 V O L T A G E
[
. Dc vottage (v) ar no inpur signâl
@,
Signat vottage at FM 4OOHZ 75kHz DEV
4 O T H E R S -
A . Ad,usting point
the
I
mark found on some component pans indicales the im
ponance of the slety factor ot the part Therelore, when replacrng,
be $re to use pôns of identical deiignôtion
Thrs rs the basic $hematic dragram, bul the ætuôl circuil may vary
due to improvemenls in d6ign
S W I T C H E S i
S I
:
P O W E R
O N -
S T A N D - 8 Y
S 2 - I :
F U N C T I O N
F M -
A M
S 2 - 2 : F M M U T I N G
O N -
O F F
S 3
:
L I N E V O L T A G E S E L E C T O R
f i o v - 1 2 0 v - 2 2 0 v - 2 4 0 v
The underlined Indicat6 the sitch
positron
4 C20
loorz
c27
t / 5 0
c4f,
O 17/5O
c 5 l
o o 2 2
I
-
( s r E R E O )
A E L - 3 3 7
A E L - 3 5 4
( T U I E O )
A s s ' y
G W X - 6 3 9 ( S )
G W X - 6 4 0 ( S / G )
G W X - 6 4 4 ( Y P )
I
6 5
4
P O W E R S U P P L Y C I R C U I T F O R Y P M O D € L
T U N E R A s s y G W E - 1 5 6
> o
'o
<f
€ T
ù g
=
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L - - - - - J
A C P O W € R C O R o
a o c - o 4 3
îi:
oz, a 2sa726s I sz-,, rr"c'o"
a F a M P
I
a s c _ 2 6 1
c70
too/
r 6
c40
56O9
o 1 1 , r 4 2 S C 9 4 5 a
? r s i = g 1 z - 1 i ; " ,
1 2 3 4 5 6 7
Q r ! L B r 4 r 6
S G N A L N D C A T O R J R V E R
f 4 f 3 t 2 t t t o 9 a