Pioneer DVR-A03 Service Manual page 78

DVR-A03
QQ
3 7 63 1515 0
M37902FGCHP (DVR ATAPI MAIN ASSY : IC306)
• CPU
PinFunction (1/3)
N . o M a k r
1 A N 0 O
2 T B 2 N I B
3 T B 1 N I T
4 T B 0 N I F
5 N I T 2 N I
6 N I T 1 N I
7 N I T 0 N I
8 P 6 1 E
9 P 6 0 D
1 0 P 5 7 X
1 1 P 5 6 X
1 2 P 5 5 X
1 3 P 5 4 S
1 4 P 5 3 B
1 5 P 5 2 P
1 6 P 5 1 L
1 7 T A 0 O U T L
TE
L 13942296513
1 8 C S 3 C
1 9 C S 2 C
2 0 C S 1 C
2 1 C S 0 C
2 2 P 4 3 D
2 3 P 4 2 A
2 4 P 4 1 A
2 5 P 4 0 A
2 6 P 3 3 X
2 7 X B L W W
2 8 X R D R
2 9 X R D Y R
3 0 B Y T E B
3 1 V C O N T V
3 2 R E S E T R
3 3 M D 0 M
3 4 V S S V
3 5 X N I X
3 6 X O U T -
3 7 V C C V
3 8 P 2 7 M
www
3 9 P 2 6 M
4 0 P 2 5 S
.
78
http://www.xiaoyu163.com
P n i N a m e T y p e
P T _ T I A / D n i
C A D A T A I B C A D
V R C K I T E n i p
G I S p n i d e l
T I I t n r e u r t p
T I I t n r e u r t p
T I I t n r e u r t p
E P B U S I i T m e B
S I C R W O i T m e H
A U D M U T E O A U I D O
C L D O N O C D L D
D L D O N O D V D L
P G A N I / I O S p n i d e l
C H P I C S O C S f o - B
C I G A N I O G A N I c
D D E N B L O L D D R
O A D P W N O P W M o
S 3 O C S f o - S
S 2 O C S f r o
S 1 O C S f r o
S 0 O C S f o a
V D X C D O A c h a n
D S E L 2 O A / D m
D S E L 1 O A / D m
D S E L 0 O A / D m
L O D M T E O L o a d n i
R O W i r e t t s
D O L e a d t s
E A D Y I R e a d y
Y T E I B u s w d i
C O N T O F t l i r e i c
E S E T I P o w r e o -
D 0 - C P U o
S S - G N D
N I I 2 7 M H z
- X O U T
C C - + 5 V
R I R S 1 O M R I R O
R I R S 0 O M R I R O
x ao
y
C S 5 O T h e s r e
i
http://www.xiaoyu163.com
8
F u
p t u f o O P C o t p e l v l e
A T A n i p t u a t f r e a p r a y t a r e t
u f t r o a t a r k c n i g e r r r o c o u t n
F G p u s l e s g i n l a n i p t u
o i n f ( r o S C S ) I
o i n ( C D )
o i n ( R , 3 M 6 ) 3
U S Y f o E E P R O M a c c e s s
g i h f o R W
M U T E b ( e n i g L M U T ) E
O N L ( O W A C T V I ) E
D O N L ( O W A C T V I ) E
g a n i t I s i u s u a y l l a n n i p t u I H . Z
C H P I
h a n g e n i i P k c u p
V I E R E N A B L E b ( e n i g H E N A B L ) E
u p t u f t r o o l a d n i g m e c h a n s i m
Q Q
3 6 7 1 3
R A M n ( e g a v i t e o l i g ) c
a d d e r s s d e c o d e s r n ( e g a v i t e o l i g
E N C O D E R n ( e g a v i t e o l i g ) c
f a l s h R O M n ( e g a v i t e o l i g ) c
g e f o O P C A / D n i p t u t i ( s i C D a
u t l p i e l x r e n i p t u c h a n g e 2
u t l p i e l x r e n i p t u c h a n g e 1
u t l p i e l x r e n i p t u c h a n g e 0
g r d v i e m u e t b ( e n i g L M U T ) E
o r b e b ( e n i g L w t i r ) e
o r b e t i ( e l a d s b y ) L
b ( e n i g : H R E A D ) Y
h t s e u t p 8 ( b t i ) s
c r u t i c o n n e t c o i n
n e r s t e t i ( e r s e s t b y ) L
p r e t a o i n m o d e s e u t p 0
R s g i n a c l h a n g e s e u t p 1
R s g i n a c l h a n g e s e u t p 0
u163
l a i a c c e s s t s o r b e s g i n a f l r o / I O E
.
2 9 9 4 2 8
n t c o i n
1 5 0 5 8 2 9 9 4
) c
n d H n i L a n d s i D V D )
m
co
X P
9 9
2 8 9 9