Sony SCD-XB780 Service Manual ▷ View online
SCD-XB780
31
31
C587
JL618
JL617
R606
R632
C527
R554
R634
R642
C577
JL636
R556
JL630
C529
JL641
JL637
C584
R
6
4
4
R
6
45
R
5
5
9
C579
C582
C583
C530
C532
R563
R661
R594
R589
R590
C549
R505
R508
R506
R509
R512
C502
R581
R
5
8
2
J
L6
2
1
J
L
5
4
3
J
L
5
4
2
JL528
C520
C528
C526
R576
R597
C554
R515
JL517
JL516
C539
R572
R573
C541
C511
R523
IC502
JL521
C519
R534
C536
C562
R611
R524
R601
C558
C542 R555
R591
R599
C555
C550
C506
R513
R
5
1
6
R518
C
5
1
0
C
5
0
9
JL519
JL520
R607
R602
R592
R595
C525
IC512
IC504
IC505
IC501
R507
0.1
15k
10k
560p
2.7k
6.8k
33k
10000p
2.7k
560p
22
16V
1
0
1
0
1
0
0.1
0.1
0.1
0.1
0.1
10
0
33k
33k
10k
0.1
4.7k
3.3k
4.7k
10k
0
0.1
10k
1
0
k
22 16V
10 10V
0.1
0
10k
0.1
0
0.1
10
10
0.1
0.1
10
BA5983FP
1
3.3k
0.47
680p
22k
10k
22k
680p
0.47
3.3k
2.7k
2.7k
680p
680p
0.1
10
1
0
1
0
0
.1
0
.1
4.7k
4.7k
4.7k
4.7k
0.1
BA5912AFP-YE2
TC7S66F
TC7S66F
3.3k
A
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
A
9
A
10
SPIN
SP_ON
SP+
SP-
SRDR
SFDR
MUTE_2D
MUTE_LOAD
FJMP1
FJMP2
LOAD_IN
LOAD_OUT
SPDA
LOAD-
LOAD+
TFDR
TRDR
FFDR
FRDR
SD+
SD-
FD-
FD+
TD-
TD+
SP_ERR
TRKSW
(2/5)
SPINDLE/LOADING
MOTOR DRIVE
O
I
G
+2.5V REGULATOR
SLED MOTOR DRIVE
COIL DRIVE,
FOCUS/TRACKING
TRACKING
COIL DRIVE
CONTROL SWITCH
TRACKING
COIL DRIVE
CONTROL SWITCH
µ
PC2905T-E1
5-12. SCHEMATIC DIAGRAM – MAIN Board (2/5) –
(Page 30)
SCD-XB780
32
32
5-13. SCHEMATIC DIAGRAM – MAIN Board (3/5) –
•
See page 42 for Waveforms.
•
See page 45 for IC Block Diagram.
JL769
JL770
JL771
JL772
JL773
JL774
R733
R734
R735
R736
R737
R738
JL1081
C724
C727
R541
R538
C521
R702
R703
JL1080
JL1075
IC706
C726
R772
IC814
C813
C811
C819
C812
CL871
CL872
CL873
CL870
CL772
CL771
JL777
CL770
C744
R743
C745 R742
R741
R740
JL1088
JL768
JL767
JL766
JL765
JL764
JL763
JL762
JL761
JL760
JL759
JL758
C743
JL757
JL756
JL755
C742
R732
JL754
JL753
JL752
JL751
JL750
C741
JL745
JL746
JL744
JL743
JL742
R731
R730
C740
JL741
JL740
JL738
JL737
JL736
JL735
JL734
JL731
JL929
C730
C725
CL1017
JL726
D903
FL705
R729
R725
R726
R727
R728
C728
C721
C720
R721
CL701
C723
C722
CL710
CL728
CL918
CL711
CL727
JL724
JL723
JL722
JL721
JL720
JL719
JL718
JL717
JL716
JL715
C718
R718
CL707
R780
C715
R713
C712
R712
R711
C711
R710
C709
C706
C752
C713
C747
C704
C798
C799
R705
C701
R706
C705
R540
R544
CL1008
C775
JL785
CL794
CL793
CL792
CL795
CL796
C770
CL750
JL784
JL783
JL782
JL781
CL781
CL780
CL791
C768
C769
R778
CL790
CL787
C767
R755
R766
C764
C763
R744
C762
CL774
CL775
CL773
C760
C761
CL778
R745
R746
CL779
R777
C765
R776
C766
C771
R762
R763
C773
R769
R761
R764
C772
C778
C779
FL702
C780
C777
C776
C781
C774
R767
FL704
FL703
IC708(2/2)
R704
C729
C731
FL706
IC703(2/2)
R724
R720
C703
C717
C716
R781
R716
R717
R719
C714
CL703
TP802
IC813
IC812
IC701
CL786
CL789
CL785
CL788
R759
R758
R757
TP705
R707
TP704
R708
C707
R709
C708
TP703
TP702
TP706
TP701
R714
R847
JL1076
JL1077
JL1078
JL1079
R765
FL701
C702
JL786
R770
CL776
JL776
CL777
R545
C523
IC703(1/2)
R701
IC708(1/2)
R756
R750
R768
10k
10k
10k
10k
10k
10k
0.1
10
10V
100k
100k
1500p
100k
100k
GM71VS18163CLT-6
0.1
22
SN74AHCT1G08DCKR
0.01
0.01
0.01
0.01
0.1
22
0.1
22
22
10k
0.1
0.1
10k
0.1
22
22
0.1
0.1
0.1
1SS367
0
1.8k
33k
3.3k
10k
0.1
1
0.1
33k
0.1
0.1
0.1
10k
0
3300p
10k
220p
10k
2.2k
0.01
10k
0.1
0.1
0.1
0.1
1
1
0.1
0.01
100k
10
10V
100k
0.1
10k
100k
0.1
0.1
0.1
0.1
100k
0.1
0
0
0.1
0.1
22
0.1
0.1
0.1
47k
47k
0
0.1
0
100p
0.047
22k
8.2k
0.47
2.2k
2.2k
1M
0.1
0.1
10 10V
10
10V
0.1
0.1
10
10V
4700p
47k
NJM3404AM-TE2
220k
10
10V
0.1
NJM3404AM-TE2
1k
1k
1
0.01
0.47
0
100
100k
1k
1
SN74LV245APWR
SN74LV245APWR
CXD1882R-1
0
0
0
100
(AGND)
1M
33p
68k
1000p
(RFAC)
10k
22
22k
10
10V
0
100k
1500p
NJM3404AM-TE2
220k
NJM3404AM-TE2
0
10k
100
B1
B2
B3
B4
B5
B6
B7
B8
B9
D1
D2
D3
D4
DSP_BUS
SPC970_BUS
ANALOG_BUS
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
BD0
BD1
BD2
BD3
BD4
BD5
BD6
BD7
WE
RAS
MA0
MA1
MA2
MA3
MA8
XMOE
BD8
BD9
BDA
BDB
BDC
BDD
BDE
BDF
LRCK
BD0
BD1
BD2
BD3
BD4
BD5
BD6
BD7
BD8
BD9
BDA
BDB
BDC
BDD
BDE
BDF
MA0
MA1
MA2
MA3
MA4
MA5
MA6
MA7
MA8
WE
XMOE
RAS
SD1
SD2
SD0
SD3
SD4
SD5
SDEF
SD7
MA4
MA5
MA6
MA7
D4
D3
D2
D1
D0
XRST_DVD
RF_AC
JIT
SPIN
SCOR
APDO
XSHD
SDCK
XSHD
XSAK
SDEF
GFS_V
D3V
D5V
A3V
DGND
AGND
A5V
BCLK
MDAT
D3V
XCAS
XCAS
DRVC
MA9
MA9
SD6
XDCK
MDP
MDIN
MDIN
AV0
AV1
AV2
AV3
AV4
AV5
AV6
AV7
SDEF
XSAK
AVC
D5
D6
D7
A0
A1
A2
A3
A4
A5
A6
A7
XHRD
XHWR
XCS1882
XINT0
XINT1
DVC
GSCOR
EXCK
SBSO
WFCK
C2PO
XSHD
XDCK
XSAK
VDD
I/O0
I/O1
I/O2
I/O3
VDD
I/O4
I/O5
I/O6
I/O7
N.C.
N.C.
N.C.
WE
RAS
N.C.
N.C.
A0
A1
A2
A3
VDD
GND
I/O15
I/O14
I/O13
I/O12
GND
I/O11
I/O10
I/O9
I/O8
N.C.
N.C.
LCAS
UCAS
OE
A9
A8
A7
A6
A5
A4
GND
G
V
(3/5)
D-RAM
LEVEL SHIFT
LEVEL SHIFT
LEVEL SHIFT
SACD DECODER
(2/2)
(2/2)
DVC BUFFER
SPINDLE MOTOR DRIVE
(1/2)
BUFFER
(1/2)
INTEGRATOR
1
3
2
7
4
5
6
8
1
2
3
6
5
8
7
4
(Page
30)
(Page 34)
(Page 33)
SCD-XB780
33
33
R
8
8
2
R
8
8
3
R
8
8
4
R
8
8
5
R
8
8
6
R
8
8
7
R
8
8
8
R
8
8
9
CL1030
CL1031
CL1032
CL1033
CL1048
FL807
FL812
C795
C796
C797
CL1094
CL1010
CL1018
CL1120
R930
CL1045
CL1046
CL1047
CL1038
CL1034
CL1119
CL1122
CL1121
CL1037
L801
CL880
R860
C850
C851
C852
R859
R858
L803
L802
R983
R982
C913
C914
FL906
R826
R850
R849
R848
R821
R822
R1014
R1019
C847
C846
FL808
C951
R918
IC811
R853
R854
C
L
8
0
0
C838
JL666
JL667
JL668
JL669
JL672
JL671
JL670
R865
C856
R866
JL673
JL675
JL674
R867
JL676
JL677
JL678
JL679
JL680
JL681
JL682
JL683
C855
JL685
JL684
JL686
JL687
JL688
JL689
JL690
JL692
JL693
JL694
C861
C857
JL695
JL696
JL697
JL698
JL699
R851
FL811
C867
C860
C858
R852
C866
JL700
JL707
J
L
7
0
2
J
L
7
0
3
J
L
7
0
1
C818
R1015
C839
C817
J
L
7
9
2
J
L
7
9
3
JL794
J
L
7
9
5
J
L
7
9
8
JL797
JL799
JL796
C865
CL885
C870
R809
R810
R1025
C815
R
8
7
0
J
L
8
0
2
J
L
8
0
1
C854
J
L
8
0
0
JL805
JL804
J
L
8
4
9
J
L
8
4
8
J
L
8
4
7
J
L
8
4
6
J
L
8
4
5
J
L
8
4
2
JL843
JL844
R831
C810
C807
C808
R839
R829
R827
R800
R828
JL841
JL840
JL839
JL838
JL837
JL836
JL835
JL834
JL833
JL832
JL831
JL830
JL829
R830
JL828
JL827
JL826
JL825
JL824
JL823
JL822
JL821
C804
JL820
JL819
JL818
JL817
C837
JL1071
JL816
JL815
JL814
JL813
JL812
JL811
JL810
JL809
JL808
C849
JL807
JL806
JL1082
J
L
1
0
8
3
C842
CL883
IC808
D904
FL810
C843
C840
FL813
C809
C802
C803
C841
C848
C800
IC702
F
B
8
0
1
F
B
8
0
2
FB803
R
8
5
5
IC801
TP808
C941
C871
CL1097
CL1039
CL1040
CL1041
CL1042
CL1043
CL1044
CL1095
CL1096
CL1035
CN701
CN702
CN704
JL647
J
L
6
4
8
JL649
J
L
6
5
0
J
L
6
5
1
JL
6
5
2
J
L
6
5
3
JL
6
5
4
JL
6
5
5
JL
6
5
6
JL
6
5
7
J
L
6
5
8
J
L
6
5
9
J
L
6
6
0
J
L
6
6
1
JL662
J
L6
6
3
JL
664
JL
6
6
5
JL850
JL691
JL644
JL643
J
L
6
4
5
JL646
TP807
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
1
0
k
100
6.3V
1
220
4V
0
220
22p
22p
22p
680
680
22
22
0.01
10
10V
22
22
22
22
22
22
0
0
0.1
100
6.3V
0.1
2.2
SN74LVU04A
220
220
0.01
0
0.01
0
0
0.01
0.01
0.01
0
0.01
0.01
100
6.3V
0
0.01
0.01
22
0.01
0.01
0.01
0.033
100
0
0
0.01
1
0
k
0.01
33k
0.01
0.01
100p
4.7k
100
100
4.7k
4.7k
4.7k
0.01
0.01
0.01
0.01
M
S
M
5
6
V
1
6
1
6
0
F
-1
0
T
S
-K
1SS367
0.01
10
10V
10
10V
10
10V
0.01
10
10V
0.01
0.01
TA48M025F
2
2
0
CXD2753R
(DG)
1
0.01
19P
19P
3P
B1
B3
B4
B5
B6
B7
B8
B9
E1
E2
E3
E4
E5
B2
RF_AC
D3V
BCLK
DOUT
XSAK
SDEF
XSHD
SDCK
AV0
AV1
AV2
AV3
AV4
AV5
AV6
AV7
D3V
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
SA11
SCAS
SRAS
SWE
DCLK
DCKE
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
SA4
SA5
SA6
SA7
SA8
SA9
DCLK
DCKE
DQ7
WPK
WRF
WRF
768FS
AGND
WPK
D3V
DGND
WAVRB
SCK_DSD
SOUT_DSD
SIN_DSD
XLAT_DSD
RDY_DSD
MUTE_DSD
128FS
64FS
XRST_DSD
ZDFR
ZDFL
LRCK
MULTI
CLK_DF
DATA_DF
MDAT
256FS
LATCH_DF
64FS
INIT_DF
RMUTE
LMUTE
ZEROR
ZEROL
D3V
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
SWE
SCAS
SRAS
SA11
SA10
SA0
SA1
SA2
SA3
GND
GND
CDBCK
CDLRCK
SDATAR
SDATAL
GND
GND
GND
GND
V
D
D
VD
D
VS
S
V
SS
D
Q
0
D
Q
1
V
SSQ
D
Q
2
D
Q3
V
D
D
Q
D
Q
4
D
Q
5
V
S
SQ
D
Q
6
D
Q
7
VD
D
Q
LDQ
M
W
E
CAS
R
AS
CS
A10/AP
A
0
A1
A
2
A3
A
4
A5
A6
A7
A8
A9
N
C
C
K
E
CLK
U
DQ
M
N
C
/RFU
D
Q8
D
Q
9
VSSQ
DQ
10
D
Q
11
VD
D
Q
D
Q
12
D
Q
13
VSS
Q
D
Q
14
DQ
15
A11-BA
VD
D
Q
SDATARS
SDATALS
GND
CDDATA
GND
SDATALF
SDATAC
GND
GND
GND
GND
GND
MULTI
D/O
GND
GND
GND
DATA_DF
CLK_DF
INIT_DF
LATCH_DF
RMUTE
LMUTE
ZEROL
ZEROR
IN
G
OUT
(4/5)
+3.3VD
+2.5V REGULATOR
64FS
256FSO
+3.3V-D
NC
NC
3-MULTIPLYING
DSD DECODER
D-RAM
1
µ
H
1
µ
H
1
µ
H
18
5-14. SCHEMATIC DIAGRAM – MAIN Board (4/5) –
•
See page 42 for Waveforms.
(Page
32)
(Page 34)
(Page 35)
(Page 35)
(Page 35)
SCD-XB780
34
34
C
L
7
6
6
C
L
9
9
6
CL1102
CL1103
CL1105
CL1106
CL1107
CL1108
R805
C938
R806
C937
FL904
C917
R995
R923
R922
R989
R987
R909
R911
R979
R908
CL1101
CL1100
CL1099
C912
C918
CN706
CL985
CL984
CL983
CL982
CL981
CL998
CL1000
CL986
CL987
CL1001
CL1002
JL953
C907
R952
R931
R928
R965
C916
R991
CL923
R992
R1023
R915
R824
CL925
CL926
CL927
CL924
C908
C904
C903
R916
C746
R988
C909
C915
R804
CL928
CL930
CL931
CL932
CL933
CL934
CL935
CL939
CL938
CL937
CL936
R998
R807
R919
C939
R920
R921
CL941
CL940
R975
R981
R1021
R925
R
9
2
6
R
9
2
9
CL945
C
L
9
4
4
C
L
9
4
6
C
L
9
4
7
CL948
C
L
9
4
9
C
L
9
5
0
R
1
0
2
9
R
1
0
2
2
C
L
9
8
0
C945
C946
CL922
R946
R913
R912
R906
C
L
9
2
1
CL920
C
L
9
1
9
C
L
9
1
7
C
L
9
1
6
C
L
9
1
5
C
L
9
1
4
C
L
9
1
3
C
L
9
7
9
C
L
9
1
2
C
L
9
1
1
C
L
9
1
0
CL909
C
L
9
0
8
CL907
CL906
C
L
9
0
5
CL904
C
L
9
0
3
R
9
7
1
CL956
R
1
0
3
2
C910
C
L
9
5
1
C
L
9
5
5
CL954
C
L
9
5
3
C
L
9
5
2
R1020
R
9
4
3
R
9
4
0
R
9
4
2
R
9
4
1
R973
CL957
C
L
9
5
8
CL959
CL960
C
L
9
6
1
C
L
9
6
2
R961
CL988
J
L
1
0
7
4
C921
C923
C924
R
1
0
3
0
CL964
CL999
CL965
CL966
JL901
JL902
JL903
JL904
JL905
JL906
JL907
CL967
CL968
CL969
CL978
CL970
CL971
CL972
CL973
CL902
R901
C906
CL901
R903
C902
C901
FL901
R932
R959
R947
R948
R949
R955
R902
R956
R957
R910
R964
JL1073
JL1072
R820
C920
C794
FL753
CL997
CL767
FL754
CL762
C
L
9
9
5
C
L
7
6
5
C793
C791
FL751
FL752
CL994
CL764
C790
CL990
CL760
CL761
CL991
IC903
R917
R1001
CL1
01
9
C
L
1
0
2
0
C
L
1
0
2
2
C
L
1
0
2
4
C
L
1
0
2
6
C
L
1
0
2
7
C
L1
0
2
8
C
L
1
0
3
6
R953
CL1016
C911
CL1118
C
L
1
1
1
7
CL1116
C
L
1
1
1
5
CL1114
C
L
1
1
1
0
CL1109
C
L
1
1
1
1
C
L
1
11
2
C
L
1
1
1
3
FB710
FB708
FB707
FB709
C792
FB704
FB706
FB703
FB705
CL993
CL763
CL992
FB701
IC905
T
P
9
0
1
X901
FB756
FB755
FB754
FB753
FB761
FB751
FB759
FB758
FB757
FB760
FB752
Q702
FL908
IC901
R935
R1013
R
9
3
3
R999
R997
R
1
0
1
0
R
1
0
1
1
R1009
R1000
R996
IC904
FL750
CN707
FL905
Q701
R980
R1024
CL942
CL943
R1028
CL929
R962
CL963
CL977
R1003
R1002
CL975
CL974
CL976
C
9
0
5
R1007
CL1005
CL1004
CL1009
CL1007
R944
R945
R950
R939
R938
R937
R936
CL1006
CL1011
CL1012
CL1013
CL1014
CL1015
CL989
R970
R960
R
9
5
1
R
9
0
5
R
9
1
4
R
9
0
7
R
9
0
4
R
9
6
8
R966
R967
R
9
5
4
R969
R
9
7
4
R976
R
9
7
7
C
L
1
0
2
5
R993
R994
R986
R985
C948
C949
C952
C953
10k
1000p
10k
1000p
0.1
0
10k
10k
0
0
4.7k
1k
0
10k
0.1
0.1
11P
0.1
0
10k
0
10k
0.01
0
0
0
100
0
10000p
0.01
10
10V
1k
0.22
1k
100p
100p
10k
0
10k
22
1000p
100
100
10k
10k
1k
100
1
0
0
1
0
0
8
.2
k
8
.2
k
0.1
0.1
10k
10k
10k
22
1
0
0
1
0
k
0.01
10k
1
0
0
1
0
0
1
0
0
1
0
0
0
1k
0.01
1
0.01
1
0
0
22
0.01
22
0.01
10
10V
22
10k
0
15k
15k
22
10k
10k
22
0
1k
2.2k
0.01
220
4V
220
4V
100
6.3V
47
16V
BR24C02F-E2
1k
0
0
10
10V
100
6.3V
M51957BFP-600C
20MHz
DTA143EKA-T146
CXP973064-203R
10k
0
0
0
0
0
0
0
0
0
ISPLSI2032VE
-110LT44-SA
10P
DTC144EKA-T146
2.2k
0
100
10k
10k
10k
0
.0
1
0
0
0
0
0
0
0
0
0
10k
1
k
2
2
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
E1
E2
E3
E4
E5
D
1
D
2
D
3
D
4
AGND
DGND
MGND
A5V
A3V
D5V
D3V
DRVC
M12V
AVC
DVC
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
D0
D1
D2
D3
D4
D5
D6
D7
CLK_RF
D
A
T
A
_
R
F
IN
_
S
W
O
U
T
_
S
W
COUT
S
Q
S
O
R
X
D
XCS_IO
MD2
GFS_V
JIT
XCS1882
X
H
R
D
X
H
W
R
SENS
FJMP1
FJMP2
PI
KEY0
KEY1
KEY2
R
M
_
C
APDO
SPDA
MUTE_2D
SP_ON
MIRR
S
Q
C
K
D
A
T
A
X
L
A
T
S
C
O
R
SCK_DSD
SOUT_DSD
X
L
A
T
_
D
S
D
CLK_DF
DATA_DF
INIT
_
D
F
MUTE_LOAD
XINT0
XINT1
RDY_DSD
MUTE_DSD
L
O
A
D
_
IN
L
O
A
D
_
O
U
T
FLCLK
FLOUT
FLCS
LED_DRV
FE
SP_ERR
D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
A
0
SD
E
N
XRST_CD
M
U
L
TI
XRST_DSD
64FS
256FS
128FS
L
IM
_
S
W
TE
XDIS_IO
XRST_DVD
Z
D
F
L
Z
D
F
R
SIN_DSD
C
L
O
K
L
D
O
N
DVDPDSW
CDPDSW
XDIS_IO
T
R
K
S
W
R
M
U
T
E
L
M
U
T
E
Z
E
R
O
R
Z
E
R
O
L
L
A
T
C
H
_
D
F
RXD
DVC
AVC
DRVC
D5V
D3V
DGND
A3V
A5V
AGND
LOCK
FOK
MUTE_CD
SCLK
GFS
X
C
S
_
IO
XHRD
XHWR
LED_DRV
KEY2
RM_C
KEY1
XRST_DP
KEY0
FLCS
FLCLK
FLOUT
LED
RM
KEY2
FLDATA
KEY1
FLCLK
KEY0
FLT
+3.3V
FLRST
GND
N
C
N
C
IN
G
N
D
C
O
U
T
V
C
C
N
C
(5/5)
M+12V
M-GND
A-GND
D-GND
D+3.3V
A+3.3V
A-GND
D-GND
D+5V
A+5V
RESET
SIGNAL
GENERATOR
Q701,702
LED DRIVE
CPU
EEPROM
PROGRAMMABLE
LOGIC DEVICE
(CHASSIS)
5-15. SCHEMATIC DIAGRAM – MAIN Board (5/5) –
•
See page 42 for Waveforms.
•
See page 45 for IC Block Diagram.
(Page 32)
(Page
30)
(Page
41)
(Page 30)
(Page 33)
(Page 39)
Click on the first or last page to see other SCD-XB780 service manuals if exist.