Video Encoder, D/A Converter) - Sony DVP-NS715P Service Manual

Q Q
MB-103 (VIDEO ENCODER, AUDIO D/A CONVERTER) SCHEMATIC DIAGRAM • See page 4-7 for printed wiring board.
3 7 6 3 1 5 1 5 0
– Ref. No.: MB-103 board; 2,000 series –
1 2 3
MB-103 BOARD (8/8)
A NO MARK:PB MODE
B
B+
MB-103 BOARD (6/8) +3.3V
C528
C
0.01u
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
D
C529
0.22u
Y8
Y9
CBCR0
CBCR1
CBCR2
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
F
1
2
3
MB-103 BOARD (7/8)
4
G
5
SCL
SCL
SDA
MB-103 BOARD (7/8)
SDA
H
MB-103 BOARD (6/8) 512FS2CH
BCK
ACH12
MB-103 BOARD (3/8)
LRCK
XRST
XDACS
MB-103 BOARD (5/8)
SC1
SO1
I
05
• Waveforms
1 IC504 es
w w w
.
3.3 Vp-p (27 MHz)
4 5 6 7
B+
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
3.4
VDD_IO S_BLANK
0
P_Y[0] RSET1
0.3
P_Y[1] VREF
1.3
4
P_Y[2]/SCANEN COMP1
1.3
P_Y[3]/TESTMODE DAC A
1.3 3
P_Y[4] DAC B
1.3
IC504
P_Y[5] DAC C
1.3 2
P_Y[6] VAA
VIDEO ENCODER
1.3
IC504
P_Y[7] GND
2.5 ADV7300 7
VDD DAC D
GND DAC E
1.3 6
P_Y[8] DAC F
1.3
P_Y[9] COMP2
0
5
P_C[0] RSET2
0.2
P_C[1] EXT_LF
0.5
P_C[2] RESETB
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
1.0 0.7
1
C532
470p
C531
0.22u
R558 R559
100 100
IC601
AUDIO D/A CONVERTER
IC601 CXD9627A-E2
1.7 0
MCLK DZFL
1.7 0
BICK DZFR
B+
0 4.9
SDTI VDD
1.7
LRCK VSS
R601 100
3.4 2.5
PDN AOUTL+
3.4 2.5
CSN AOUTL-
3.4 2.5
CCLK AOUTR+
3.4 2.5
CDTI AOUTR-
C601
0.001u
2 IC504 rs
3 IC504 rd
x a o
y
i
1.8 Vp-p (H) 2.0 Vp-p (H)
4-25
http://www.xiaoyu163.com
8
8 9 10
C540
0.22u
R570
R585
1200
2.5 10k
3
1.3
2
RV501
1k
JL511 1
VIDEO
1.5
R613
LEVEL ADJ.
0
0.5
0.5
0.6
2.5
R614
C542
0
0.22u
0.5
0.6
0.6
1.5
R571
1.2 1200
3
1.3
2 RV502
1 1k
3.1
R573
100
C543
0.001u
R579
R574
300
300
0.5% 0.5%
R575
R577
RV502
300
300
0.5%
Q Q 0.5%
PROG. VIDEO
R576
R578 3 7 6 3
LEVEL ADJ.
300 300
B+
0.5% 0.5%
IC505
+2.5V REG
IC505
MM1385NNLE
3.4 3.4
R568 C541 VIN CONT
680 47u
6.3V
C534 GND
3900p
2.5 1.3
VOUT NOISE
C539
820p
C544
C545
0.01u 0.01u
C604
0.01u
C603
C602
10u
0.22u 16V
4 IC504 rf
u 1 6 3
.
2.4 Vp-p (H)
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2 4
9 9 8
11 12 13
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
CHROMA Y Y/CHROMA
PB
MB-103 BOARD (3/8)
SPDIF1
MA_MUTE
RGBSEL
R619
0
1 5 1 5 0 8 9 2 4
IPSW
MB-103 BOARD (5/8)
EXT/DSEL
WIDE
CN601 25P
JL601
1 Cr/B
JL602
2 WIDE
JL603
3 Cb/R
4 GND
JL604
5 Y/G
6 GND
JL605
7 Y
8 GND
JL606
9 C
JL607
10 DISCEXT
JL608
11 V
JL609
12 EUROVY AV-63 BOARD (2/2)
JL622
CN203
13 GND
JL610 (SEE PAGE 4-31)
14 RGBSEL
JL611
15 ALT-
JL612
16 SPDIF
JL613
17 ALT+
JL614
18 P_GND_SPDIF
JL615
19 P_GND_2CH
JL616
20 RMUTE
JL617
21 ART+
JL618
22 LMUTE
JL619
23 ART-
JL620
24 MAMUTE
JL623 JL621
25 AU+5V
5 IC504 ej
6 IC504 ek
m
c o
1.3 Vp-p (H) 1.3 Vp-p (H)
4-26
VIDEO ENCODER, AUDIO D/A CONVERTER
MB-103 (8/8)
DVP-NS715P
2
9 9
9 8 2 9 9
7 IC504 el
2.0 Vp-p (H)