Onkyo DV-SP500 Service Manual page 27

QQ
3 7 63 1515 0
ICs BLOCK DIAGRAM / TERMINAL DESCRIPTION
IC601 : PD6345A
Pin Function-1
N . o M a k r
1 P 2 0 D / 1 6
2 P 2 1 D / 1 7
3 P 2 2 D / 1 8
4 P 2 3 D / 1 9
5 P 2 4 D / 2 0
6 P 2 5 D / 2 1
7 P 2 6 D / 2 2
8 P 2 7 D / 2 3
9 P 3 0 D / 2 4
1 0 P 3 1 D / 2 5
1 1 P 3 2 D / 2 6
1 2 P 3 3 D / 2 7
1 3 P 3 4 D / 2 8
1 4 P 3 5 D / 2 9
1 5 P 3 6 D / 3 0
1 6 P 3 7 D / 3 1
1 7 V S S
1 8 P 4 0 A / 0 0
1 9 P 4 1 A / 0 1
2 0 P 4 2 A / 0 2
2 1 P 4 3 A / 0 3
TE
L 13942296513
2 2 P 4 4 A / 0 4
2 3 P 4 5 A / 0 5
2 4 P 4 6 A / 0 6
2 5 P 4 7 A / 0 7
2 6 V C C 3
2 7 V C C 2
2 8 P 5 0 A / 0 8
2 9 P 5 1 A / 0 9
3 0 P 5 2 A / 1 0
3 1 P 5 3 A / 1 1
3 2 P 5 4 A / 1 2
3 3 P 5 5 A / 1 3
3 4 P 5 6 A / 1 4
3 5 P 5 7 A / 1 5
3 6 V S S
3 7 P 6 0 A / 1 6
3 8 P 6 1 A / 1 7
3 9 P 6 2 A / 1 8
4 0 P 6 3 A / 1 9
4 1 P 6 4 A / 2 0
4 2 P 6 5 A / 2 1
4 3 P 6 6 A / 2 2
4 4 P 6 7 A / 2 3
4 5 D A V S
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4 6 D A V C
4 7 D A 0
4 8 D A 1
4 9 D A 2 .
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FR CPU
P n i N a m e / I O
D 0
D 1
D 2
D 3
D 4
D 5
D 6
D 7
/ I O D a a t b u s n i p t u
D 8
D 9
D 1 0
D 1 1
D 1 2
D 1 3
D 1 4
D 1 5
G N D G o r u n d
A 0
A 1
A 2
A 3
O A d d e r s s b u s
A 4
A 5
A 6
A 7
V + 3 3 . D P o w r e s u p p y l
V + 2 5 . D P o w r e s u p p y l
A 8
A 9
A 1 0
A 1 1
O A d d e r s s b u s
A 1 2
A 1 3
A 1 4
A 1 5
G N D G o r u n d
A 1 6
A 1 7
A 1 8 O A d d e r s s b u s
A 1 9
A 2 0
T O F S T A O T a r k c n i g f o s f
T O F S T C O T a r k c n i g f o s f
W B L O F r o W o b b e l d
G N D G o r u n d
V + 3 3 . D P o w r e s u p p y l
S T E P 1 I
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y
F r o s e t p p n i g
S T E P 2 I
L O D R V i I L o a d n i , g d o r o
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P n i F
o / utput
Q Q
3 6 7 1 3
o u p t t u
o u p t t u
o u p t t u
t e n i e j t c o i n A - f r o s e v r o
t e n i e j t c o i n - C f r o s e v r o
e e t t c o i n c r o e r s p o n d n i g o t D V D / R
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m t o r o c o n r t l o
a n d s e e l t c m t o r o r d v i e .
2 9 9 4 2 8
u n c i t on
1 5 0 5 8 2 9 9 4
W ( m i a ) n
m
co
DV-SP500
9 9
2 8 9 9