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Pioneer SX-4 Service Manual page 18

Computer controlled stereo receiver
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M a r k
P a r t N o .
S y m b o l & D e s c r i p t i o n
Switch Assembly
M a r k
P a r t N o .
r * 2 S B 5 9 5 P - Y * '
0 3 2 5 , 0 3 2 6
( 2 S 8 5 9 5 P O * - l
( 2 S B 5 9 5 P - R
" * )
t r
2sD525P Y"*
Q321,Q328
{ 2 S D 5 2 5 P - O .
* )
( 2 S D 5 2 5 P - R
" )
" * hfe of 0325.-0328 should have thc same value.
S y m b o l & D e s c r i p t i o n
r * 2sA798
* r
25A7265
( 2 S A 9 9 2 )
i r 2sA684A
* *
A S H 0 1 5
S 1 0 2
S l i d e s w i t c h
( A N N C H A N N E L S T E P )
M a r k
P a r t N o .
*
A C T 1 2 8
V R 3 0 1
V a r i a b l e ( V O L U M E )
Volume Assembly
R E S I S T O R S
NOTE.When ordeinE resistors, con erl lhe resistonce ualue
itlto code form, ond then rewrite the part no. as before.
S y m b o l & D e s c r i p t i o n
( 2 S 8 5 6 0 )
* *
J A l 0 1
{ 2 S A 1 1 1 5 / A / )
* * 2 S K t 6 8
( 2 S K 6 1 . G R )
,
wz.o48
t M z o 4 1 l
t
K z L 1 2 0
*
K Z L O ] 2
*
K Z L l 4 0
* wz 2go
r
M Z - 1 5 0
( w z - 1 5 0 )
r
KZL056
:
t
1s2471
i
1 s 1 5 5 5
t1s24131
'
*
GP-20D
I
t
10E2
o305,o306
o 1 1 0 , o 1 l 1
ol04
4106 ,0206 .o21 4 ,421 5
o 1 0 1 , o 1 0 3
D 2 0 6
D205
D402
D 3 0 1 , D 4 0 3
D 4 0 1
D 4 1 6
D409
D407,D408
M a r k
P a r t N o .
R D % P M ! r r j J
R 3 5 4 R 3 5 9
Headphones Jack Assembly
S y m b o l & D e s c r i p t i o n
A K N . O 2 9
R D % P S 3 3 1 J
R 4 2 9 , 8 4 3 0
Control Assembly A
S y m b o l & D e s c r i p t i o n
P h o n e s j a c k ( P H O N E S )
M a r k
P a r t N o .
R D ] " P M 2 7 2 J
R 2 0 1 F 2 0 3
r r
Jc501
( 2 S C 2 6 0 3 / A / )
o 1 3 , O 1 4
C o n t r o l A s s e m b l y B ( G W X - 7 1 7 )
D r 0 4 , D r 0 5 , D 2 o s , D 2 o 4 , D 2 o i
C A P A C I T O R S
l s t B o l 0 2 )
r
K V I 3 2 0 A - 3
D 1 O 1
s
KV1226 Y
D201
a 2-1K261
D 4 1 1
M a r k
P a r t N o .
D 2 t 0 D 3 t 0 D l l t
D 3 1 5 D 3 l 6
D 4 r o . D 4 l /
M a ' k
P a r t N o '
D 4 1 2
D 4 1 5
D 4 0 4 , D 4 0 5
M a r k
P a r t N o .
S y m b o l & D e s c r i p t i o n
C K D Y F 1 0 3 2 5 0
C 1 0 3
R E S I S T O R S
NOTE:When ord.ering resi$tors, conuert the resistance Dalue
into code form, and then rewite the port no. os before.
S y m b o l & D e s c r i p t i o n
* K V 1 3 2 0 4 ' 3 c o n s i s t s o f t h r e e t w l n v a r i - c a p d i o d e s w i t h r h e i n d e n r i
c a l c h a r a c t e r i s t i c s .
* K V 1 2 2 6 - Y c o n s i s t s o f t w o v a r i . c a p d i o d e s v ! i t h t h e i n d e n t i c a l
O T H E R S
R D % P M [ ] I L J
R 4 , R 5 , R 7 , R 8 _ R 1 1 , R 1 4 , R 2 4 ,
R 1 0 5 - R 1 0 7 , R 1 0 9 R 1 1 1
S E M I C O N D U C T O R S
M a r k
P a r t N o .
S y m b o l & D e s c r i p t i o n
r r
A S G - 3 0 1
I
A T F 1 2 5
t
A S S - O 1 6
A K A . O 1 7
A K B . O 7 7
A K B . O 7 9
A E C - 8 4 1
S y m b o l & D e s c r i p t i o n
* *
TC4069UBP
A4
r *
J c 5 0 1
l2sc2603lAlJ
* w z 1 4 0
\MZ-140)
*
w z - l 1 0
{ M Z - 1 1 0 )
r
w z 1 5 7
\ M Z - 1 5 7 1
r
1 s 1 5 5 5
( 1 S 2 4 7 3 )
5 1 0 1
P u s h s w i l c h
X 2 0 1
C e r a m ; c r e s o n a t o r
X 2 O 2
C r y s t a l r e s o n a t o r
T € r m i n a ( A N T E N N A )
T e r m i n a l ( P L A Y )
T e r m i n a l { P H O N O , A U X / V l D E O ,
R E C )
o7-o9
D 1
D2
D 3
D 7 , D 3 0 2
pBZ3opO6OFMC
Screw (3x 6)
V B Z 3 0 P 0 6 0 F M C
S c r e w ( 3 x 6 )
A B A 2 5 8
A K H O O 5
Sc rew
S p a c ' r r

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