Sony KP-43T90 Service Manual page 6

BLOCK DIAGRAM (5 OF 8)
S
(SENSOR)
CN3001 CN802
1 SENSOR LEFT
UPPER
S
(SENSOR)
CN3001
LOWER
1 SENSOR
RIGHT
S
(SENSOR)
CN3001
1 SENSOR
S
(SENSOR)
CN3001
1 SENSOR
IC802
IV CONV
3
1
1
2
5
7
3
6
3
1
5
2
5
7
7
6
IC804
IV CONV
TO A BOARD
VIDEO
BLOCK
TO A BOARD
SYSTEM CONTROL
BLOCK
15 I AREGI D3 I HP
I DREG OVF
I DREG BSY
18 I AREGI D0
I DREG ACK
I AREGI D1
17
16
SCL
50
SDA
48
6
44
IC808
4
— 35 —
3 4
39
6
5
12
7
26
27
28
8
49
47
46 IC801
58
61
62
59
55
7 6
8 5
9
1
2
3
12
X801
4
12MHz
11
36
32
33
34
35
RE-YM RE-R
YM OR R OR
37
Q806 Q807
IC808 RE-G
G OR
(2/6) (5/6, 6/6) Q809
Q811
3 10 13
ATT
RE-B
B OR
Q808
Q812
ATT
RE-YS
YS OR
Q813
KP- 43T90 / 48V90 / 53V90 / 61V90
12
11
13
IC808
(1/6, 3/6)
6 1
3
1
3
2
4
6
5
13
11
12
9
8
10