Mechanism Control Of Pdr-555Rw, Pdr-V500 And Pdr-19Rw - Pioneer PDR-555RW Service Manual

3.2 MECHANISM CONTROL OF PDR-555RW, PDR-V500 AND PDR-19RW

PD4956B (SERVO DIGITAL ASSY : IC204)
• Mechanism Control IC
N . o M a k r P n i N
1 P 3 2 X / C L K 0 S / C L M S C K
2 P 3 3 S / O 0 S / D A M S O
−
3 P 3 4 T / O 0
4 P 3 5 T / O 1 S T C N
5 P 3 6 T / O 2 F O K
6 P 3 7 T / O 3 L R S T
7 X R E S E T X R E S
8 V D D 1 + V 5
9 X 2 C L O C
1 0 X 1 C L O C
1 1 V S S 1 G N D
1 2 P 0 0 X E C E
1 3 P 0 1 R E C E
1 4 P 0 2 N C
1 5 P 0 3 N C
1 6 P 0 4 T I 5 S E
1 7 P 0 5 X E N C
1 8 P 0 6 X A S Y
1 9 P 0 7 X E N C
P 6 7 X / R E F R Q /
2 0 C L V
H L D A K
P 6 6 X / W I A / T
2 1 E C L V
H L D R Q
2 2 P 6 5 X / W R X W R
2 3 P 6 4 X / R D X R D
2 4 P 6 3 A / 1 9 X L T
2 5 P 6 2 A / 1 8 S S C K
2 6 P 6 1 A / 1 7 S S O
2 7 P 6 0 A / 1 6 A L A T
2 8 P 5 7 A / 1 5 S C L K
2 9 P 5 6 A / 1 4 T P _ 2 P
3 0 P 5 5 A / 1 3 T P _ 1 P
3 1 P 5 4 A / 1 2 L D P W
3 2 P 5 3 A / 1 1 L D P W
3 3 P 5 2 A / 1 0 L D P W
3 4 P 5 1 A / 9 L D P W
3 5 P 5 0 A / 8 L D P W
3 6 P 4 7 A / D 7 A D 7
3 7 P 4 6 A / D 6 A D 6
3 8 P 4 5 A / D 5 A D 5
3 9 P 4 4 A / D 4 A D 4
4 0 P 4 3 A / D 3 A D 3
PDR-555RW, PDR-V500, PDR-19RW, PDR-509
a m e / I O
O ) I ( S r e a i t l a r n f s r e c o l
O ) I ( S r e a i t l a r n f s r e d a a t
O N t o u s e d
0 O O u p t u s t f r o t s a r e t
I F O C U S O K n i p t u
O R E S E T o u p t u f t r o
E T I R E S E T n i p t u ( : L
−
P o i s v i t e p o w r e s u
K I C y r t s l a n i p u f t r o s
−
K C y r t s l a o u p t u f t r o
−
G N D e c x e t p n i g p o
O E n a b e l o u p t u f t r o
O L a s r e d o i d e e r c o d r
O N t o u s e d
O N t o u s e d
L O n I p t u s w c t i h f o N I
E O E x e t n r l a y s n c e n a
N C O A T P I f a r m e y s n c
E O ) I ( S r e l a i e n a b e l o u p t
O S p n i d e l s e v r o C
O S p n i d e l s e v r o E F
O t S o r b e s g i n l a o u p t
O t S o r b e s g i n l a o u p t
O L a c t h o u p t t u f o C
O S r e a i c l o l k c o u p t u
O S r e l a i d a a t o u p t u f t
O L a c t h o u p t u f t r o A
O S r e a i c l o l k c o u p t u
O T e t s p n i
4
3
2 O R e c o d r n i g a l s r e p
1
0
O D a a t a d d e r s s n i l e
P n i F u
k c o u p t t u f o c o l k c y s n c h o r n o u s
o u p t t u f o c o l k c y s n c h o r n o u s s
g y a d u j t s m e t n 3 ( T d e a l y + 3 0 n
( : H F O C U S O ) K
h t e s e v r o a n d d i g i a t s l s y e t m C I
R e s e ) t
p p y l e c x e t p n i g p o t r s e t c o i n
s y e t m c o l k c 3 ( 2 M H ) z
s s y e t m c o l k c 3 ( 2 M H ) z
t r s e t c o i n
e r a d n i g h t e g i j f r o e t t s
n i g p o w r e O / N O F F O : N H
T P 5 p n i ( : H S E N , S : L T O C ) P
b e l o u p t t u f o L C 8 9 5 8 5
t u f o L C 8 9 5 8 5
L V C / A V m o d e
M / W o b b e l m o d e
u f t r o R E A D o p r e t a o i n f o h t e e
u f t r o W R T I E o p r e t a o i n f o h t e e
X D 2 5 8 5 Q c o m m a n d
f t r o C X D 2 5 8 5 Q c o m m a n d
r o C X D 2 5 8 5 Q c o m m a n d
K 8 5 6 3 c o m m a n d
f t r o s r e l a i e r a d o t u f o C X D 2 5 8 5
o w r e o u p t t u s e t t n i g
n t c o i n
s s y e t m
s y e t m
s e ) c
s ( : L R e s e ) t
x e t n r l a m e m o y r
x e t n r l a m e m o y r
Q
11