Schematic Diagram - Main Board (3/5) - Sony SCD-XB790 Service Manual

SCD-XB790
Q Q
3 7 6 3 1 5 1 5 0
5-13. SCHEMATIC DIAGRAM – MAIN Board (3/5) – •
(3/5)
SPINDLE MOTOR DRIVE
R545 100k
C523 1500p
(1/2)
BUFFER
MDIN
1
A5V
FL706 IC708(2/2)
NJM3404AM-TE2
MDP
C729
10
10V
TP706
SPIN R701 220k
R702
8
100k
6
5
7
IC708(1/2) R704
C731 R703
NJM3404AM-TE2 4 220k
0.1
DRVC
DVC
AVC
C780
10
FL703
10V
D5V
C777 FL702 C779
D3V 0.1 10 10V
DGND
A3V
FL704
C781 C776
10 0.1
10V
AGND
MDIN
C774 C772
R767
4700p 0.1
47k
R769
R764
T E 2.2k
L 1 3 9 4 2 2 9 6 5 1 3 1M
ANALOG_BUS
C771 C773 R763
0.047 0.47 8.2k
R762 22k
GSCOR
EXCK
SBSO
R756
0
SCOR
WFCK
R766
0
R755
0
C2PO
DSP_BUS
(Page
BCLK
30)
MDAT
LRCK
XRST_DVD
SPC970_BUS
D0
D1
D2
D3
D4
w w w
•
See page 42 for Waveforms. See page 45 for IC Block Diagram.
(2/2) (2/2)
DVC BUFFER
R544 100k
C798
R540
2 0.1
10k
2 3
R541 1
100k
3
IC703(2/2)
NJM3404AM-TE2
R538
100k
C701 R707
C521 TP705 TP704
10 R706 100
1500p (AGND)
10V 100k
C705
0.1
R710 C711
10k 0.01
C706
0.1 R711 R712
FL701
2.2k 10k
C709
C707
100k CL1008 0.1
33p
C702
10
10V
C775
0.1
C778
0.1
JL786
R765
22k JL785
R761 CL796
2.2k
CL795
CL794
CL793
CL792
C770
0.1
CL750
R770
0
R759 0 JL784
R758 0 JL783
R757 0 JL782
JL781
CL781
C769 CL780
0.1
R778
100k
C768
0.1 CL791
CL790
C767
0.1
CL787
CL789
CL786
CL788
CL785
R768 100
C766
100p
R776
0
R750
10k
R777
0
C765
0.1
C764 C763
0.1 0.1
x a o
y
. i
(Page 34)
http://www.xiaoyu163.com
8
R729
TP701
(1/2)
0
D903
INTEGRATOR
1SS367
TP702
TP703
(RFAC) R725 R726
1.8k 33k
FL705
C715
3300p
IC703(1/2)
NJM3404AM-TE2
R724
1k 8 R727
6
3.3k
C727
R720 1k 5
10
7
R728 10V
C703
R721 4 C721 10k
1 C720
33k 1
0.1
C716
R713 R718
0.47 CL701
10k 10k
R780
0
R714
10k
Q Q
3 7 6 3
SACD DECODER
IC701
CXD1882R-1
CL779 JL776 JL774 JL773 JL772 JL771 JL770 JL769
CL776
CL773
R745
R744 C761 C760
47k CL774 CL771
22 0.1 0.1
CL775 CL772
u 1 6 3
R746
47k
.
32 32
http://www.xiaoyu163.com
2 4
9 9
GM71VS18163CLT-6
BD0
BD1
BD2
BD3
BD4
BD5
BD6
BD7
JL1075
C725
0.1
CL1017 JL1076
JL1077
WE
JL726
RAS
JL1078
JL1079
MA0
GFS_V MA1
MA2
MA3
C726
0.1
C730
0.1
JL929
MA7
JL731
MA6
JL734
MA5
JL735
MA4
JL736
MA3
JL737
MA2
JL738
MA1
1 5 1 5 0 8 9 2
JL740 MA0
JL741 R730 22 RAS
R772
22
C740
0.1
JL742
WE
JL743 R731 22 BD7
IC814
JL744 SN74AHCT1G08DCKR
BD6
LEVEL SHIFT
JL745
BD5
G
C741 R847
0.1 22
JL746
BD4
V
JL750
BD3
JL751 BD2
JL752 BD1
JL753 BD0
LEVEL SHIFT
JL754
IC812
SN74LV245APWR
C742 R732
0.1 10k
JL755
JL756
SD7
JL757
SD6
R733
JL758 10k
SD5
JL759 R734 10k
SD4
C743 SD3
0.1
JL760 R735 10k
SD2
JL761 R736 10k SD1
JL762 R737 10k SD0
JL763 R738 10k
JL764
R740
JL765 10k
C744 R741
0.1 22
JL766
XSHD
JL767
XDCK
SDEF
C745 R742
0.1 22 XSAK
JL768
XSAK
XSHD
R743
XDCK
22
JL1088
IC813
SN74LV245APWR
m
CL770
JL777 C762 LEVEL SHIFT
0.1
c o
2
8 9 9
B1
B2
IC706
B3
VDD GND
BDF
I/O0 I/O15
BDE
I/O1 I/O14
BDD
I/O2 I/O13
BDC
I/O3 I/O12
VDD GND
BDB
I/O4 I/O11
BDA
I/O5 I/O10
BD9
I/O6 I/O9
BD8
I/O7 I/O8
N.C. N.C.
JL1080
JL1081
N.C. N.C.
N.C. LCAS
XCAS
WE UCAS
XMOE
RAS OE
MA9
N.C. A9
MA8
N.C. A8
MA7
A0 A7
MA6
A1 A6
MA5
A2 A5
MA4
A3 A4
VDD GND
D-RAM
4 9 8 2 9 9
TP802
(Page 33)
B4
C813
0.01
C811
0.01
AV7
AV6
AV5
AV4
B5
AV3
AV2
AV1
AV0
C819
0.01
C812
0.01
SDEF
XSAK
XSHD
SDCK
CL870
CL871
CL872
CL873
B6
B7
B8
B9