Pioneer SX-9000 service manual Pioneefi, Stlps, Lqu,pment, I .:,:: .i,liLt

Models: SX-9000

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PIONEEFI

PIONEEFI

A L I G N M E N T O F M P X SECTION

 

P o s i t i o n o f S w i t c h :

S E L E C T O R. . . F M A U T O

 

 

M U T I N G. . . O F F

 

V o l u m e C o n t r o l S e t t i n o

F u l l y C o u n t e r c l o c k w i s e

 

I n p u t S i g n a l:

M a i n ( L + R ) 4 0 . 5 K H z D e v i a t i o n

( . 6 0 , ) o

)

l 9 K H z P i l o t 7 . 5 K H z D e v i a t i o n ( I O % )

C i r c u i t t o b e

S T E P S

C-o-n n-e'c t i o-n s l

 

a d j u s t e d

S i g n a l

+

1

 

S u b

 

( L - R )

M P X S G t o t r M

S e p a r a t i o n A n t e n n a

 

t e r m i n a l

L o r R

2

 

Co n n e c t

A I i g n m e n t

 

R e m a r k s

A C V T V I \ 4

f o r m a x i m u m d e f l e c t i o n

X L L

 

t e r m i n a l

A d j u s t f o r m i n i m u m d e f l e c t i o n o f

L o r R

V R r

 

o t h e r c h a n n e l .

ALIGNMENT OF AM SECTION

* V T V M a n d o s c i l l o s c o p e s h o u l db e c o n n e c t e di n p a r a l l e la t t h e o u t p u t . P o s i t i o no f S w i t c h : S E L E C T O R . . . . . . . . . . . . . . . . . . M W

V o l u m e C o n t r o l S e t t i n g : F u l l y C o u n t e r c l o c k w r s e

I n p u t

A I i g n m e n t

STLPS

Lqu,pment I

l r e q u e n c y

c o n n e c t r o n s

 

I .:',::" .i,liLt.,

Adlust

I

I n emart<s

,

t

2

^

3

l

4

S w e e p G e n e r a t o r

4 5 5 k H z

6 O d B

12

 

 

S i g n a l G e n e r a t o r

6 0 O k H z

 

A n t e n n a T e r m i n a l

 

3 0 d B

T n r o u g nd u m m y

 

 

i l 4 o o k H z i

R e p e a t s t e p s 2 a n d 3 s e v e r a l t i m e s .

P o i n t o f n o

] i n t e r f-e r-e n- -c e i

':^:":;;'

6 0 0 k H z

I 1 4 o 0 k H z

v r V M

^

O s c i l l o s c o p e 8

V T V I M

O s c i l l o s c o p e 8

T3 T 4 T 5

A d j u s t f o r m a x i m u m s e n s i t i v i t ya n d s y m m e t r i c a l c h a r a c t e r i s t i c s .

A d j u s t f o r m a x i m u m d e f r e c t i o n

I

S i g n a l G e n e r a t o r 6 0 O k H z6 0 0 k H z A n t e n n a T e r m i n a l

t h r o u g h d u m m y

A d j u s t f o r m a x r m u m d e f l e c t i o n .

Page 17
Image 17
Pioneer SX-9000 service manual Pioneefi, Stlps, Lqu,pment, I .:,:: .i,liLt