Pioneer SD-533HD5 Service Manual page 188

SD533H5, SD-643HD5
TC74HC126AF (VIDEO IP SERVICE ASSY : IC3205)
• Quad Bus Buffer
Pin Arrangement
PD5688A9 (SIGNAL ASSY : IC2302)
• MAIN U-COM
Pin Function
N . o M a k r P
1 H S Y N C -
2 V S Y N C V D
3 P 4 0 A / D 4 K E
4 P 4 / 1 N I T 2 S T
5 P 4 / 2 I T M 2 H S
6 P 4 / 3 I T M 3 H S
7 P 2 4 A / D 3 A F
8 P 2 5 A / D 2 A F
9 P 2 6 A / D 1 R L
1 0 P 2 7 F M
1 1 P 0 0 P / W M 4 M P
1 2 P 0 1 P / W M 5 S C
1 3 P 0 2 P / W M 6 S D
1 4 P 1 7 S / N I A N
1 5 P 4 / 4 N I T 1 R E
1 6 P 4 5 S / O U T S A
1 7 P 4 6 S / C L K D E
1 8 A V C C A V
188
n i N a m e / I O
I -
R V I V y s n c n i p
Y I T h e a n a o l
1 I F r o s o u n
Y N C 1 I h r o z i o t n l a
Y N C 2 I h r o z i o t n l a
T 2 / I O T h e A F T
T 1 / I O T h e A F T
S / I O D C n i p u f t
O N O / I O F r o s o u n
X / I O F r o s o u n
C X A 2 0 7 9
L 2 / I O
f r o C X A 2
C X A 2 0 7 9
A 2 / I O
f r o C X A 2
T S W / I O T h e o u p t
M I S R e r m o
P 1 / I O F r o s o u n
T / I O T h e n i p u
C C - T h e p o w
D e
u f t r o V i t n r e u r t p o i n p o r c e s s n i g
g D C v l o a t g e n i p u f t r o K E Y n i p
d m u t l p i e l x c o t n o r ( l M T S i f n r o m
y s n c c o u t n n i p u f t r o u t n r e 1 e r
y s n c c o u t n n i p u f t r o u t n r e 2 e r
a n a o l g v l o a t g e n i p u f t r o u t n e s r
a n a o l g v l o a t g e n i p u f t r o u t n e s r
r o R O O M I L G H T S E N S O R
d m u t l p i e l x c o t n o r ( l M T S c h a n g
d m u t l p i e l x c o t n o r ( l M T S c h a n g
A ( V / I O , ) u P D 6 4 0 8 2 3 ( D Y C / , )
0 1 9 s ( u b c l o r o d e m o d l u t a o i ) n
A ( V / I O , ) u P D 6 4 0 8 2 3 ( D Y C / , )
0 1 9 s ( u b c l o r o d e m o d l u t a o i ) n
u f t r o A N T S W c h a n g e
e t c o t n o r s l g i n l a n i p t u
d m u t l p i e l x c o t n o r ( l M T S i f n r o m
f t r o e e l c r t c i i d c s h a g r e d e e t t c o i n
r e s u p p y l f r o a n a o l g . s C o n n e t c
s c i r t p o i n
t u d t s i n i t c o i n
t a o i ) n
c e t p o i n
c e t p o i n
2
1
) e
) e
T A 1 2 7 0 ( m a n i c l o r o d e m o d l u t a
T A 1 2 7 0 ( m a n i c l o r o d e m o d l u t a
t a o i ) n
i w h t + 5 V
o i n , ) S C L o u p t t u
o i n , ) S D A o u p t t u