Schematic Diagram - Main Board (3/5) - Sony SCD-XB770 Service Manual

SCD-XB770
4-8. SCHEMATIC DIAGRAM – MAIN Board (3/5) – •
A1
A2
DGND
C795
100
6.3V
D3V
CL883
C796
1
C797
220
4V
D904
1SS367
A3
ISBTEST
XSRQ
R847
(Page 22
19)
A4
IC812
SN74LV245APWR
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
IC813
SN74LV245APWR
SDEF
XSAK
XSHD
XDCK
A5
A6
A7
A8
See page 30 for Waveforms.
C842
0.01
IN
G
OUT
IC702
TA48M025F
D-RAM
IC808
MT48LC1M16A1TG
+2.5V
REGULATOR
FL810
C840
C843
10
0.01
10V C854
0.01
DQ7 C871
0.01
FL813 DQ6
C809
C800
10
0.01
10V
JL805
FL807
C802
C803
10
0.01
10V
DQ5 JL806
DQ5
JL807
DQ4
DQ4
FL812 C849
VDIO
0.01
JL808
DQ3
DQ3
C841 JL809
C848 DQ2
10 DQ2
0.01
10V JL810
DQ1
DQ1
DQ0 JL811
DQ0
VSIO
DCLK JL812
IC814 DCLK
SN74AHCT1G08DCKR JL813
DCKE
DCKE
JL814
SWE
G XWE
JL815
SCAS
XCAS
JL816
SRAS
V XRAS
C813
VDIO
0.01
JL1071
TESTO
JL817
SA11
A11
JL818
SA10
A10
VSC
JL819
SA9
A9
JL820
SA8
A8
VDC
JL821
SA7
A7
JL822
SA6
C811
A6
0.01
JL823
SA5
A5
JL824
SA4
A4
AV7
VSIO
JL825
AV6 SA3
A3
JL826
AV5 SA2
A2
JL827
AV4 SA1
A1
JL828
AV3 SA0
A0
R830 4.7k
AV2
VDIO
JL829
AV1
XSRQ
JL830
AV0 XSHD
C819
XSHD
0.01
SDCK JL831
SDCK
JL832
XSAK
XSAK
JL833
SDEF
SDEF
JL834
AV0
SD0
JL835
AV1
SD1
JL836
AV2
SD2
AV3 JL837
SD3
JL838
AV4
SD4
AV5 JL839
SD5
JL840
AV6
SD6
JL841
SDEF AV7
C812
SD7
0.01
XSAK
XSHD
SDCK
CL870
CL871
CL872
JL847
CL873
C817 C808
TP808
0.01 100p
R800 R829
R827
4.7k 100
100
R803
0
R1025
0
C870
0.033
R809
100
CL885
(WM-RF)
C941
1
R870 C815 R842 C865
10k 0.01 10k 0.01
JL801
C866
C867 0.01
0.01
IC801
CXD2752R
JL850 R1015 22
JL849
C839 C818
0.01 0.01
R831 C810
C807
33k 0.01
0.01
(Page 22)
20 20
C914
DOUT
10 C913
FL906
10V 0.01
A1IN
A1OUT
R810
0
FL811
C860
0.01
C858
100 CL1029
6.3V AMUTE
CL1097
CL1045
DSASW
R852
0
CL1046
DSAC
JL700
CL1047
DSARS
CL1048
DSALS
CL1030
INIT
CL1031
LATCH
R851
JL699 0
TESTI
CL1032
DATA
TESTO JL698
VSIO
CL1033
SHIFT
TESTO JL697
MULTI
C857
TESTO JL696
0.01
CL1034
VDC
TESTO JL695
CL1035
MODE
TESTO JL694
MDAT_SUBO CL1036
VSC
TESTO JL693
CL1037
MDATO
TESTO JL692 C861
0.01
R826
VDDSD
22 CL1038
DSRS LRCKO
DSARS
JL691 R850 R983
ZDFRS JL690
22 22 CL1039
DSLS BCLK
DSALS
JL689 R990
ZDFLS JL688
22 CL1040
256FS
R849
VSDSD
22
DSLF
DSALFE
CL1041
64FS
JL687 R848
ZDFLFE JL686
22
DSC
R982
DSAC
22 CL1042
DSAR
JL685 C855
ZDFC JL684
0.01
R821
VDDSD
22 CL1043
DSR DSAL
DSAR
JL683 R822
ZDFR JL682
22 CL1044
DSL 128FS
DSAL
JL681
ZDFL JL680
PHREFO JL679
E64FSO
R918
PHREFI
2.2
CL880
JL678
BCKAO JL677
E128FSO
BCKAI
JL676
VSDSD
C951 C846 C847
BCKASL
0.1 100 0.1
R867
JL675 6.3V
TESTO JL674 0
TESTO JL673
FL808
VDC
C856
TESTO JL672
JL671 0.01
TESTI
CL800 FB801
R866 0 R854 220
TESTI
R808 220
JL670 R865
TESTO JL669
0
CL825 FB802
VSC
R855 FB803
XSUPAK JL668
220
SUPDT7 JL667
R853 FB804
SUPDT6 JL666
220
VDIO
C838
0.01
CN704
6P
CL1094
GND
CL1010
D/O
CL1018
3.3VD
CL1021
NC
CL1023 (Page
NC
23)
NC
JL919
CN701
19P
AMUTE
+3.3V-D
GND
SDATALF
GND
SDATAC
GND
SDATARS
GND
SDATALS
GND
INIT
(Page
GND
23)
LATCH
GND
DATA
GND
SHIFT
MULTI
CL1095
CN702
19P
CL1096
MODE
CDDATA_SUB
GND
CDDATA
GND
CDLRCK
GND
CDBCK
GND
256FS
GND
64FS
(Page
GND
SDATAR 23)
GND
SDATAL
GND
128FS
GND
R860
220
IC811
SN74LVU04A
L801
C850 22p
R859 680
L802
C851 22p
R858 680
L803
C852 22p