Schematic Diagram -Main Board (6/9) - Sony HCD-DZ7260 Service Manual

HCD-DZ260/DZ270/HDZ278
Q Q
3 7 6 3 1 5 1 5 0
6-13. SCHEMATIC DIAGRAM – MAIN Board (6/9) –
1
A
B
C
RGBSEL
WIDE
CR/R
MAIN
14
CB/B
BOARD
(2/9)
Y/G
(Page 40)
C
Y
T E D
L 1 3 9 4 2 2 9 6 5 1 3
+6V
A5V
MAIN
38
BOARD
(5/9)
(Page 43)
D3.3V
D-GND
E
ASDATA3
ASDATA0
ASDATA1
MAIN
20 ASDATA2
BOARD
F
(2/9)
ABCK
(Page 40)
ALRCK
ACLK
G
MCKO
LRCKO
BCKO
w w w
MAIN
32 ASD2
BOARD
ASD1
(7/9)
(Page 45)
ASD0
ASD3
D-GND
D-GND
H
HCD-DZ260/DZ270/HDZ278
• See page 63 for IC Block Diagram.
2 3
DZ270/HDZ278
MAIN BOARD (6/9)
CN4302
17P
(HDZ278)
CN4303
15P (DZ270)
FL4501
L4501
0uH
47uH
EMI
C4503 C4501
G
100 10V 10
IC4502
TC74LCX541FT(EKJ)
IC4502
1.2
BUFFER 10
11
1.2 1.2
9 12
CL100
1.2 1.2
8 13
1.2 1.2
7 14
1.2 1.7
6 15
R4502 22
1.6 1.6
5
16
R4805 22
1.7
4 17
1.7
3 18
R4501 22
1.5
2 19
3.3
1 20
C4504 0.01
x a o
y
JL4511
. i
http://www.xiaoyu163.com
4 5 6
IO-COMPONENT BOARD DZ260
(Page 51)
CN402,403
J
CN4301
19P
DZ270/HDZ278
Q Q
3 7 6
R4719
0
CL207
CL209
C238
CL211
22 50V
R4513 47
R208
L200
R4514 47
22k
10uH
0.5%
R4515 47
R231 C241
0.1
3.3k
R4516 47
R203
22k
R4510 47
0.5%
R4511 33
C239
47
16V
R232
4.7k
C240
0.1
R4512 R4518
47 0
CL210
R220
1k CL215
CL212
CL214
u 1 6 3
C220
100
10V
CL213
.
44 44
2 4
8 9 9
7 8
IO-SCART BOARD
(Page 49)
CN401
I
3 1 5 1 5 0 8 9 2
C231
C227
R227
R229
1
CL206 1000p
22k 0.5% 22k 0.5%
CL208
R214 C232
1
C237 22k
5 3 3 3 CL218
0.1 0.5%
CL219
8 7 6 5
IC202
CL220
CL221
IC202
NJM4565M(TE2)
DMPOART AUDIO AMP
1 2 3 4
3 3 3
R215
R228
C229
22k
22k
1
0.5%
0.5%
R230 22k C230
0.5% 1
IC201
IC201
SI-3010KM-TL
+5V REG
IC B/D
1 2 3 4 5
3.1 6 5 5
CL216
m
CL217
R222 C223
39k
100
c o
0.5%
6.3V
C221
R223 C222
0.1
10k 0.5% 0.1
2
8 9 9
9 10
4 9 8 2 9 9
DZ260/HDZ278
CN204
18P
18 VGND
VIDEO
17
16 WM TX
15 WM RX
14 Rch
1Vrms=2.2dBm
13 Lch
1Vrms=2.2dBm
12 (Rch)AGND
11 (Lch)AGND
DMPOART
10 WM A/D
DIGITAL
WM DET
9
MEDIA PORT
8 DGND
7 DET
6 TXD
5 RXD
4 VIDEO5V
3 NC
2 VBUS(5V)
D-GND
1
CL203
DMP_RXD
CL202
DMP_TXD
CL201
DMP_DET
MAIN
26
BOARD
(5/9)
(Page 43)
P_CONT2