Pioneer MJ-L5 Service Manual page 73

PDC046 (PRO MAIN UNIT : IC5501)
• System Control IC
•
Pin Function
N . o M a k r P n i N a m e
1 P 0 5 X M U T E
2 P 0 6 F U N C B
3 P 0 7 F U N C A
4 P 7 / 0 N I T 0 S C . L K
5 R E S X R E S E T
6 X T 1 P / 7 4 N C
7 N C N C
8 X T 2 P / 7 5 N C
9 V S S . D G N D
1 0 C F 1 O S C
1 1 C F 2 O S C
1 2 V D D + 5 V
1 3 P 8 0 A / N 0 K E Y N I
1 4 P 8 1 A / N 1 U N T I C H E C K
1 5 P 8 2 A / N 2 T E S T
1 6 P 8 3 A / N 3 N C
1 7 P 8 4 A / N 4 N C
1 8 N C N C
1 9 P 8 5 A / N 5 N C
2 0 P 8 6 A / N 6 N C
2 1 P 8 7 A / N 7 N C
2 2 P 7 / 1 N I T 1 N C
P 7 / 2 N I T 2
2 3 N C
T / O N I
2 4 N C N C
∗
( N c h S E L E C ) T
C D T / X C
M o d e
h t o r u g h P
P o t r N a m e
F U N C A L
F U N C B L
O U T S E L P B H
O U T S E L P R O H
/ I O F u n t c o i n
O S s y e t m m u e t : H O F , F : L O
∗
O ( N c h S E L E C ) T
∗
O ( N c h S E L E C ) T
S r e a i c l o l k c n i p t u f o s s y e t m
I
c o m m u n c i t a o i n
I C P U R E S E T n i p t u
I C o n n e t c o t V D D
−
I C o n n e t c o t V D D
−
G o r u n d
O
C o n n e t c a 6 M H z c e a r m c i
e r s o n t a r o
I
−
P o w r e s u p p y l v l o a t g e
I K e y n i p t u A ( D )
T e t s m o d e n i p u f t r o c h e k c
I
: H O F , F : L O N
n I d e p e n d e t n p o w r e o n n i p
I
: H O F , F : L O N
I P l l u d - o w n
O L
−
O L
O L
O L
O L
O L
−
D T / X M D T / C M D T / C
R O S / F h t o r u g h P R O S / F
L L L
L H H
H L H
L H L
N . o M a k r P n i
P 7 / 3 N I T 3
N 2 5 N C
T / O N I
2 6 P 3 0 X L E D
X L E D
2 7 P 3 1
D O L
b u s X L A M
2 8 P 3 2
I D M M
2 9 N C N C
3 0 P 3 3 A C P
3 1 P 3 4 S R . E
3 2 P 3 5 S D . A
3 3 P 3 6 S D . A
3 4 P 1 0 S / O 0 P R O
P 1 1 S / 0 I
3 5 P R O
S / B 0
3 6 P 1 2 S / C K 0 P R O
3 7 P 1 3 S / O 1 S P C
r e P 1 4 S / 1 I
3 8 R E C
S / B 1
t u X P O
3 9 P 1 5 S / C K 1
O N
4 0 P 1 6 B / U Z V R C
P 1 7 P / W -
4 1 V R D
M 0
4 2 N C N C
4 3 P O 0 X S M
4 4 P O 1 X C M
4 5 P O 2 N C
O U T
4 6 P O 3
P R O
4 7 P O 4 O U T
4 8 N C N C
D V D D V D V C
h t o r u g h P R O S / F h t o r u
H H H
H H L
H H H
L L L
MJ-L5, SP-L5
N a m e / I O F u n t c
O L
L E D S F C O / N O F
S F C O
S E L E C ) T : H O F
L E D D O L B Y O / N
O
B Y S E L E C ) T : H O F
P L A M P I D M M E R
O
E R S E L E C ) T : H O F
−
U L S E I A C p u s l e n i p t u
R e q u e t s n i p t u a n
Q / I O
s s y e t m b u s c o m m
S r e l a i d a a t o u p t t u
T A O O
c o m m u n c i t a o i n
S r e l a i d a a t n i p t u
T I A I
c o m m u n c i t a o i n
t S o r b e o u p t t u f o
S T O
L V 1 0 3 5
S r e l a i d a a t o u p t t u
D A T A O
L O G C I C I L V 1 0 3
S r e a i c l o l k c o u p t
C L K O
L O G C I C I L V 1 0 3
O N T O S p e a k r e c o n r t l o
M U T E O R E C M U T E : H
W E R P O W E R O / N O F F
O
: H O F , F : L O N
C o l k c o u p t t u f o V
L K O
M 6 2 4 2 9
D a a t o u p t t u f o V O
A T A O
M 6 2 4 2 9
O
R e r a m u e t ( N c h
U T E O
: H O F , F : L O N
C e t n r e m u e t ( N c
U T E O
: H O F , F : L O N
O
S E L
O ( N c h S E L E C ) T
S E L P B O ( N c h S E L E C ) T
−
R V C R
g h P R O S / F
H
L
H
L
o i n
F ( N c h
, F : L O N
O F F ( N c h
, F : L O N
O / N O F F ( N c h
, F : L O N )
d o u p t t u f o
u n c i t a o i n
f o s s y e t m b u s
f o s s y e t m b u s
P R O L O G C I C I
f o P R O
5
t u f o P R O
5
: H O , N : L O F F
O , N : L O F F
O L U M E C I
L U M E C I
S E L E C ) T
h S E L E C ) T
∗
∗
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