Schematic Diagram -Main Section (7/10) - Sony HCD-DZ280 Service Manual

HCD-DZ280/DZ680/HDZ284/HDZ485
6-14. SCHEMATIC DIAGRAM – MAIN Section (7/10) –
1 2
A
MAIN BOARD
B
RGBSEL
WIDE
C
MAIN
18
BOARD Y
(2/10)
Y/G
(Page 41)
C
CB/B
CR/R
MAIN
21
BOARD +6V
(6/10)
(Page 45)
D
E
F
G
HCD-DZ280/DZ680/HDZ284/HDZ485
• See page 64 for IC Block Diagrams.
3 4
(7/10)
R453
CL459
22k
0.5%
CL456
IC451
L451
10uH
DMPORT AUDIO AMP
R455
8 7 6
R454
22k
3.3k
0.5%
C456
0.1
R459
22k
1 2 3
0.5%
R458
4.7k
CL458
R460
22k 0.5%
C455
22
C464
C463 C457
50V
16V
0.1 0.1
47
CL457
5 6
IO-COMPONENT
HDZ284/HDZ485
(Page 53)
BOARD
CN4003
K
CN472 17 16 15 14 13 12 10 9 8 7 6 5 4 3 2 1
11
17P
R451
C452
22k
1
0.5%
R452
C453
22k
1
0.5%
IC B/D
6
IC452
R465
SI-3010KM-TLS
100
5
5 4 3 2
4
R462
JL455
R456 1k
C461
22k 0.5%
1
0.5%
R463
C465
C466
39k
100
R457
0.1
C462 0.5%
10V
22k
1
0.5%
R461
10k
0.5%
R466
100
46 46
7 8 9
IO-SCART
DZ280/DZ680
(Page 51)
BOARD
CN4001
N
CN473
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
19P
C451
1000p
CL455
CL454
JL451
JL452
JL453
JL454
IC B/D
IC452
+5V REG.
CL453
CL452
1
CL451
R464
JL456 1k
CL460
CL462
C468
C467
100
0.1
16V
CL461
10
CN451
18P
VGND
18
VIDEO
17
WM TX
16
WM RX
15
Rch
14
Lch
13
(Rch)AGND
12
(Lch)AGND
11
DMPORT
WM A/D
10
( )
DIGITAL
WM DET
9
MEDIA PORT
DGND
8
DET
7
TXD
6
RXD
5
VIDEO5V
4
NC
3
VBUS(5V)
2
D-GND
1
DMP_RXD
MAIN
DMP_TXD 19
BOARD
DMP_DET
(5/10)
(Page 44)
5V
PCON_DMP
+6V MAIN
20
BOARD
(6/10)
(Page 45)
D-GND