Sony KP-43T75A Service Manual page 46

Color rear video projector
Table of Contents

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BLOCK DIAGRAM (3)
S
(SENSOR)
IC804
PEAK HOLD
5
Q804
7
6
IC802
IV CONV
CN802
3
CN3001
1
3
1
Q803
1
SENSOR
LEFT
1
2
2
5
7
UPPER
3
6
S
(SENSOR)
10
CN3001
8
LOWER
5
1
SENSOR
9
12
14
12
Q802
14
RIGHT
7
13
13
S
(SENSOR)
CN3001
1
SENSOR
10
8
Q805
9
S
(SENSOR)
CN3001
1
SENSOR
– 51 –
IC806
BUFF
6
39
7
18
5
17
16
15
57
I HP
3
7
1
I DREG OVF
26
2
I DREG BSY
27
I DREG ACK
28
8
SW
SCL
50
49
Q801
SDA
48
47
10
8
46
6
58
9
61
62
59
55
12
14
13
44
9
12
X801
12MHz
11
36
32
33
34
35
37
IC808
(2/6)
(5/6, 6/6)
4
3
10
TO A BOARD
VIDEO
BLOCK
TO A BOARD
SYSTEM CONTROL
BLOCK
– 52 –
12
15
11
3
4
13
6
12
5
30
IC808
(1/6, 3/6)
6
1
17
8
11
46
12
60
29
28
18
14
26
13
IC801
27
10
9
2
3
45
59
7
6
5
8
5
4
1
2
3
44
4
58
1
RE-YM
RE-R
YM OR
R OR
3
Q806
Q807
2
21
4
IC808
RE-G
6
G OR
Q809
5
Q811
22
13
ATT
13
RE-B
B OR
11
Q808
12
23
38
Q812
ATT
9
RE-YS
8
YS OR
10
Q813
25
– 53 –
9
10
D+5V
8
14
6
15
11
16
13
9
8
4
6
5
15
11
16
13
14
6
15
11
16
13
14
15
6
16
11
13
2
1
REGI OUT
+5V
3
A
(4/4)
(PJED-CPU, REGI CORRECTON)
1
L
TO G
BOARD
CN1502
DF
3
2
7
10
3
9
7
M
5
3
TO G
1
BOARD
CN651
2
7
3
VP
N
4
TO G
BOARD
CN501
2
7
3
2
7
3
2
7
3
2
7
3
– 54 –

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