Schematic Diagram - Key, Fl, P-Sw Board - Sony HCD-DZ20 Service Manual

Q Q
6-21. SCHEMATIC DIAGRAM – KEY, FL, P-SW BOARD –
3 7 6 3 1 5 1 5 0
R857
KEY BOARD
2.2K
S806
S800
VOLUME
1
4 5
R854
2 3
2.2k
C850 C849
0.01 0.01 S803
CNP807
(CHASSIS)
T E
L 1 3 9 4 2 2 9 6 5 1 3
CN801
15P
TP807
ENA
15
TP808
ENB
14
TP811
3.3V
13
TP812
E3.3V 12
D-GND 11
TP814
SIRCS 10
TP815
D-GND 9
D
TP816
8
FL_CLK
MAIN
TP817
BOARD 7
FL_CS
TP818
(3/8)
FL_DATA 6
CN509
TP819
(Page 35)
KEY2 5
TP820
KEY1 4
TP821
w w w
KEY0 3
TP822
5V
2
TP823
D-GND 1
HCD-DZ20
• See page 48 for IC Block Diagram.
R856 R855
2.2k 1k
S805 S804 C853 CN809
2P
100p
1 GND
2 KEY0
R852 R851
3.3k
0
S807 S808 C854
100p
R853
3.3k TP874
6
KEY2
TP875
C852
S802
5 KEY1
100p
TP842
4 KEY0
TP841
3
D-GND
TP879
2 ENB
TP881
1 ENA
CN806
6P
FL BOARD
C803
100 L801
16V 47uH
R804
3.9K
0
R805
0
4.7
CN805
L802
6P
47uH
4.7
C800
0.0047
0
Q801
CPH5504-TL-E
OSC
x a o
y
. i
http://www.xiaoyu163.com
8
P-SW BOARD
CN804
2P S801
C851
P-SW 2 100p
1
GND
2 5 6 7 8 9 10 11 12 13 14 15 16 17 18
D804
Q Q
T801 1SS355WTE-17
DC-DC CONVERTER 3 7 6 3
D805
C802
1SS355WTE-17 D803
47
UDZW-TE17-6.2B
35V
2 1
C805
0.1
C804
3 0.01
R801 R802
33k 100
4 9
C801
0.022 D801
1SS355WTE-17
5 8
D802
1SS355WTE-17
6 7
IC801
NJL23H400A IC801
REMOTE
CONTROL
RECEIVER
1 2 3
C811
0.01
R819
47
C814
0
16V
u 1 6 3
.
45 45
http://www.xiaoyu163.com
2 4
9 9
ND001
(FLUORESCENT INDICATOR TUBE)
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
1 5 1 5 0 8 9 2
C829
4.7
35V
33 35 31 30 29 28 27 26 25
G9 - 2 5 . 4
34
- 2 5 . 5
G8
35
G7 - 2 5 . 4 IC802
36
G6 - 2 5 . 4
FL DRIVER
37
G5 - 2 5 . 4
38
IC80 2
G4
- 2 5 . 4 PT6315
39
G3 - 2 5 . 4
40
G2 - 2 5 . 6
41
- 2 5 . 4
IC B/D
R820 42
100k G1 3 . 3
43
44
- 2 5 .5
- 2 5 .4
Q802
2SC3052EF-T1-LEF
R817
C809
FL DRIVER 3 .3 1k 1 2 3 4 5 6 7 8
10
16V
R815 100
R814 100
R816 100
R811 R812
82k 100k
m
c o
HCD-DZ20
2
8 9 9
46 47 48 49 50 53
4 9 8 2 9 9
24 23
- 2 1 . 0
S9
22
- 2 3 . 0
S8
21
- 2 1 . 0
S7
20
- 1 4 . 7
S6
19
- 2 7 . 2
S5
18
- 2 5 . 2
S4
17
- 2 5 . 2
S3
16
- 1 6 . 8
S2
15
- 2 3 . 1
SA
14
3 . 3
13
12
9 10 11
R813
100k
No mark : DVD STOP