Pioneer DV-636D Service Manual page 75

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3 7 63 1515 0
M65773AFP (DVDM ASSY : IC801)
• MPEG2 Decoder IC
•
Block Diagram
Host CPU
TE
L 13942296513
•
Pin Function
N . o P n i N a m e / I
1 G N D
2 H D 0
3 H D 1
4 H D 2 / I
5 H D 3
6 H D 4
7 5 V D D
8 V D D
9 H D 5
1 0 H D 6
1 1 H D 7 / I
1 2 H D 8
1 3 H D 9
1 4 G N D
1 5 H D 1 0
www
1 6 H D 1 1
1 7 H D 1 2 / I
1 8 H D 1 3
.
1 9 H D 1 4
2 0 V D D
http://www.xiaoyu163.com
Bit Streem
Descrambler
Bit Streem
Input Interface
ROM RAM
Internal
CPU
Host
Interface
O P n i F u n t c o i n
I G o r u n d
O D a a t n i p t u a n d o u p t t u p o t r
I 5 V p o w r e s u p p y l
I P o w r e s u p p y l
O D a a t n i p t u a n d o u p t t u p o t r
I G o r u n d
O D a a t n i p t u a n d o u p t t u p o t r
x ao
y
i
I P o w r e s u p p y l
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8
16M bit SDRAM
SDRAM
Controller
Video Decoder
Sub-picture
Decoder
Display
Processor
Special Playback
Processor
Video Output
Interface
Audio Output
Interface
Q Q
3 6 7 1 3
N . o P n i N a m
2 1 5 V D D
2 2 H D 1 5
2 3 C S
2 4 R E
2 5 W E
2 6 B H E
2 7 R D Y
2 8 N I T R
2 9 G N D
3 0 H A 0
3 1 H A 1
3 2 H A 2
3 3 H A 3
3 4 H A 4
3 5 V D D
3 6 5 V D D
3 7 H A 5
u163
3 8 H A 6
.
3 9 H A 7
4 0 H A 8
2 9 9 4 2 8
16M DRAM
Video Output
PCM Audio Output
IEC958 Output
1 5 0 5 8 2 9 9 4
e / I O P n i F u n
I 5 V p o w r e s u p p y l
/ I O D a a t n i p t u a n d o u p t t u p o
I C h p i s e e l t c s g i n l a n i p t u
I R e a d E n a b e l s g i n l a n i p t u
I W i r e t E n a b e l s g i n l a n i p t u
I B y e t H g i h E n a b e l s g i n l a
A k c n o w e l d g e s g i n l a w h c i
O f n i s i h f o d a a t e r a d n i g r o
b u s
I t n r e u r t p e r q u e t s s g i n l a
O
e x e t n r l a C P U f o r m M 6 5 7
I G o r u n d
I A d d e r s s n i p t u p o t r
I P o w r e s u p p y l
m
I 5 V p o w r e s u p p y l
co
I A d d e r s s n i p t u p o t r
DV-636D
9 9
2 8 9 9
t c o i n
t r
n i p t u
h s i n i d c i a e t d h t e
w t i r n i g v a i h t e h o t s
a g a n i t s o t h t e
7 3 F P
75