Sony HCD-AZ1D, Service Manual

Page: 28 / 62

28 28
HCD-AZ1D
HCD-AZ1D
7-7. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) —
•
See page 45 for Waveforms.
•
See page 48 for IC Pin Function Description.
A
KEY
BOARD
CN601
(Page 38)
B
MPEG
BOARD(1/3)
CN1
(Page 34)
1
3
MAIN BOARD
(2/4)
(Page 29)
MAIN BOARD
(4/4)
(Page 31)
8
7
3.1
10
10.7
10.7 10.7
5
5.7
11.3
10.6
0.3
4.9
4.9
5
5
5
0.3
0.7
0.6
0.2
10.3
12.4
3.8
3.4
0.6
0
0
5
5
4.2
PIN.No Voltage PIN.No Voltage
4.9 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21 0
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41 2.8
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
0
4.9
4.9
4.9
4.9
4,9
0
0
0
0
0
-
5
0
0
0
4.8
0
0
4.9
0
0.3
0
4.9
0.2
5.1
-
5
5
5
2.8
3.8
3.8
0.4
0
5
0
5
3.3
2.4
0
3
-
0
4.9
4.9
0
4.9
3.2
3.4
4.8
0.3
0
4.9
4.9
0
0
4.9
0
4.9
0
No mark:FM
( ):REC
IC501 VOLTAGE CHART
2
1 3 4 6
5 7 8 9
10
31
32
30
13
TUNER
R
L
IN
TV
( )
for DOWNLOAD
IC503
EP ROM
IC502
RESET SWITCH
IC501
SYSTEM CONTROLLER
INVERTER
+9V REG
SWITCH
SWITCH
LED DRIVER
+5V REG
+5V REG
+5V REG
SWITCH
MAIN BOARD
(1/4)
9P
SO
_
R587 0
2.7K
1000P
1000P
1000P
1200P 1200P
1000P
0.01
0.01
B
1000P
0.01 0.01
21P
CN502
8P
12P
V
V
V
V
V
V
V
V
V
120K 120K
R218
R118
2.2K
2.2K
270
1K
47K