Schematic Diagram - Video Board (2/2) - Sony HCD-RV7 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
7-10. SCHEMATIC DIAGRAM – VIDEO Board (2/2) – •
(2/2)
A1
A2
A4
A5
A6
A7
A8
A9
T E
L 1 3 9 4 2 2 9 6 5 1 3
A10
(Page 30)
w w w
A11
A12
A13
A14 .
http://www.xiaoyu163.com
See page 35 for Waveforms.
FB504 FB503 TP197
TP216
C550 8p
C552
1 50V
X502
27MHz
C551 R559
0.1 470
TP208
TP215
R501
47k
RV501
100k
C502 0.1 TP1
R502 3.3k TP2
C501 10 16V TP3
C503 0.1 TP4
TP5
TP6
TP7
CSIG
TP8
V AVD2
TP9
V AVS2
TP10
TP11
I2C CLK
TP12
I2C DATA
1887SI R503 10 TP13
1887SO R504 10 TP14
SCK R505 10 TP15
SRQ R506 10 TP16
TP17
SOK R507 10 TP18
SCS R508 10 TP19
TP20
R513 C504
TP21
10k 0.1
TP22
TP23
TP24
TP25
R509
10
26 TP26
TP27
28 R510 10 TP28
29 R511 10 TP29
30 R512 10 TP30
TP31
TP33
34
35
36
37
39
40
41
42
43
44
45
C505 0.1
49
50
51
52
53
54
x a o
y
i
http://www.xiaoyu163.com
8
FL503 FL504 FB501
TP177
I O O I
G G
C542
FB502 0.1
C541 C539
TP191 0.01 0.47
C549 8p C545
C543 R549
C547 1
50V 470p 100k
1
50V
R550
C544 C538 C534
10k
0.47 100 470p
R554
6.3V
10
R552
R555 C548 C546
820
10 0.1 0.1
R551 C540
1.6k 0.47
TP203
TP198
Q Q
3 7 6 3 1
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
MPEG VIDEO/AUDIO DECODER,
VIDEO SIGNAL ENCODER
IC505
CXD1887R
TP91
C513
0.001 C511
0.1
u 1 6 3 R522
10k
C510 0.1
.
31 31
2 4
9 9 8
C570
0.0033
R547 10k R541
C533 0
0.1
C536
150p
R544
C535
1M
0.068
R545
1k
R546
180k
R534
0
162
160
C525
TP159
C524 1
20p 50V
TP158
TP157
R533
33k
TP156
RESERVE
RESERVE
TP151
C523
7p
R532
4.7k
C522
X501
7p
33.8688MHz
TP146
TP145
143
142
5 1 5 0 8 9 2 4 9
141
140
138
137
R531
TP136
100k
135
TP134
133
TP132
L FOK
TP130
TP129
TP128
TP127
TP126
L SCOR
TP124
L CDC2PO
TP122
TP121
L GFS
TP119
TP118
TP117
TP116
TP115
L SCLK
TP113
L SENS
TP111
L DCLK
TP109
m
c o
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : VIDEO CD PLAY
∗
: Impossible to measure
HCD-RV7/RV8
2
9 9
R538
10k
8 2 9 9
C521
0.1