Sony DAV-HDX678WF / DAV-HDX975WF / HCD-HDX678WF / HCD-HDX975WF Service Manual ▷ View online
HCD-HDX678WF/HDX975WF
HCD-HDX678WF/HDX975WF
49
49
• Waveforms
– MAIN Board –
– MAIN Board –
IC3051
1 V/DIV, 10 ns/DIV
IC1101 R (DVDRFIP)
(DVD play mode)
(DVD play mode)
600 mVp-p
IC3010
IC1101 [
Y (R/Cr/Pr)
[WD (XTAL)
H
0.7 Vp-p
RB
[
C (Y/G)
H
1 Vp-p
20 ns
3.6 Vp-p
IC700
500 mV/DIV, 20 ns/DIV
XB
40 ns
1.4 Vp-p
1 V/DIV, 10 ns/DIV
20 ns
3.8 Vp-p
SL (XFSOIN)
IC3010
1 V/DIV, 10 ns/DIV
20 ns
3.8 Vp-p
RL (XFSOOUT)
IC501
1 V/DIV, 100 ns/DIV
200 ns
3.2 Vp-p
RE (Xout)
RT
IC1101
500 mV/DIV, 20 ns/DIV
37 ns
1.6 Vp-p
(XTALO)
IC702
1 V/DIV, 50 ns/DIV
200 mV/DIV, 100 ns/DIV
XB (XOUT(O))
500 mV/DIV, 20
μs/DIV
IC1101 [
D (B/Cb/Pb)
H
0.7 Vp-p
500 mV/DIV, 20
μs/DIV
1 V/DIV, 20
μs/DIV
R
IC1101 [
(C)
IC1101 [[
YD
(Y)
H
1 Vp-p
1 V/DIV, 20
μs/DIV
IC1101
H
1 Vp-p
500 mV/DIV, 20
μs/DIV
81 ns
3.4 Vp-p
FB
IC802
3.4 Vp-p
81 ns
1 V/DIV, 20 ns/DIV
SB
IC404
(CIN)
IC404
(YIN)
ST
SG
IC404
RG (CrIN)
SH
IC404
RT (CbIN)
SI
IC404 RI (Cr OUT)
SK
IC404 RL (Cb OUT)
SL
IC404 X (CY OUT)
SM
IC404 XE (CVBS OUT)
500 mV/DIV, 20
μs/DIV
H
1.5 Vp-p
1 V/DIV, 20
μs/DIV
H
0.7 Vp-p
500 mV/DIV, 20
μs/DIV
H
0.8 Vp-p
H
2 Vp-p
1 V/DIV, 20
μs/DIV
1 V/DIV, 20
μs/DIV
H
1 Vp-p
500 mV/DIV, 20
μs/DIV
IC404
(CVIN)
R
SE
H
1 Vp-p
500 mV/DIV, 20
μs/DIV
H
0.7 Vp-p
500 mV/DIV, 20
μs/DIV
H
1.5 Vp-p
1 V/DIV, 20
μs/DIV
H
2.4 Vp-p
UB
Q100
10 V/DIV, 5
μs/DIV
6.6
μs
28 Vp-p
– DSP Board –
– S-AIR INC Board –
– I/O Board –
– FL Board –
HCD-HDX678WF/HDX975WF
HCD-HDX678WF/HDX975WF
50
50
6-23. PRINTED WIRING BOARD - DSP Board -
•
: Uses unleaded solder.
• See page 33 for Circuit Boards Location.
B E
144
1
108
109
73
72
36
37
1
5
1
4
58
Q700
R700
R708
R709
R710
R712
R715
R718
CN701
R721
R723
R725
R723
R725
R726
R727
R731
R732
R734
R735 R736
R737
C700
C701
R740
C707
C708
C709
X700
C711
C714
R752
R753
C717
R755
R757
R759
C721
C722
C723
C724
R761
C725
C726
C727
R767
R768
R769
C732
C733
R770
C734
C735
C736
R773
R775
C743
C744
C746
C749
C750
C759
C761
C762
C763
C766
C769
C770
IC700
IC701
IC702
IC703
IC705
IC706
IC707
L700
R701
R702
R703
R704
R705
R706
R707
R713
R714
R716
R717
R728
R729
R738
R739
C703
C706
R742
R743
R744
R745
R746
R749
C710
C712
C713
R750
C715
C716
R754
R756
R763
C728
R765
C729
R766
C730
C731
R771 R772
R774
C738
C739
R776
C742
C745
C747
C748
C752
C758
C765
C768
C771
C773
1
3
CN700
C755
C757
C767
C772
A700
1 3
4
4
5
1
5
8
4
1
5
8
4
1
5
8
2
1
30
29
DSP BOARD
(COMPONENT SIDE)
1-875-175-
11, 12
(11, 12)
1-875-175-
11, 12
(11, 12)
N
MAIN
BOARD
CN703
M
MAIN
BOARD
CN704
(CONDUCTOR SIDE)
DSP BOARD
(CHASSIS)
A
B
C
D
E
1
2
3
4
Ref. No. Location
• Semiconductor
Location
IC700
B-2
IC701
B-4
IC702
A-4
IC703
A-3
IC705
A-3
IC706
B-4
IC707
A-4
Q700
A-3
(Page 34)
(Page 35)
HCD-HDX678WF/HDX975WF
HCD-HDX678WF/HDX975WF
51
51
6-24. SCHEMATIC DIAGRAM - DSP Board -
• See page 49 for Waveforms. • See page 66 for IC Block Diagrams. • See page 75 for IC Pin Function Description.
MAIN
BOARD
(7/12)
N
CN703
CN704
BOARD
M
MAIN
(7/12)
IC B/D
IC B/D
IC B/D
21
1
1.2
3.3
1.2
0.2
3.3
1.2
1.6
3.3
1.2
1.7
1.7
1.7
1.7
1.2
1.3
0.6
1.2
1.1
0.2
1.2
1.6
1.2
1.2
1.2
1.6
0
1.2
3.3
1.2
1.2
1.2
3.3
1.2
1.2
1.2
1.2
1.2
1.2
1.2
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
1.1
3.3
0.2
0
0
0
0
1.6
1.6
1.2
3.3
1.2
1.2
1.2
1.2
1.2
1.2
3.3
0
0
3.3
3.3
3.3
3.3
0
1.2
1.6
1.2
3.3
1.2
1.2
1.2
1.2
1.2
0.8
3.3
3.3
3.3
3.3
0
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
1.7
3.3
3.3
3.3
1.7
1.6
3.3
3.3
3.3
3.3
3.3
4
3.3
3.3
0
3.3
0
3.3
3.3
22
R708
0
R738
0.1
C773
0
R730
0
R713
100
R755
22
R744
47
R727
0.1
C746
10k
R707
0.1
C749
0.1
C743
0.01
C707
0.1
C736
0.1
C730
22
R756
0.1
C733
0.1
C727
CL710
0.1
C724
10
R715
22
R717
10
C717
0.1
C716
1k
R705
1k
R729
0.1
C709
0.1
C708
1M
R712
1k
R726
C755
220
10V
CL712
10k
R723
0.01
C712
0.22
C769
0.1
C745
22
R732
22
R710
6.3V
1000
C757
0.1
C739
0.1
C735
0.1
C729
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
ADSST-AVR-1115
IC700
VDDINT
CLKCFG0
CLKCFG1
BOOTCFG0
BOOTCFG1
GND
VDDEXT
GND
VDDINT
GND
VDDINT
GND
VDDINT
GND
FLAG0 INT_REQ
FLAG1 DIR_ERR
AD7
GND
VDDINT
GND
VDDEXT
GND
VDDINT
AD6
AD5
AD4
VDDINT
GND
AD3
AD2
VDDEXT
GND
AD1
AD0
WR
∗
VDDINT
VDDINT
GND
RD
∗
ALE
AD15
AD14
AD13
GND
VDDEXT
AD12
VDDINT
GND
AD11
AD10
AD9
AD8
A16
VDDINT
GND
A17
A18
GND
VDDEXT
VDDINT
GND
PF_CE
SPI_MAS
DPSOA
DPSOB
VDDINT
GND
VDDINT
GND
DPSOC
DPSOD
VDDINT
VDDEXT
GND
VDDINT
GND
DPSOE
DPSIA
DPSIB
DPSIC
DPSID
DPSIE
VDDINT
GND
GND
DPDVLRCK
DPDVBCK
DPLRCK
DPBCK
VDDINT
GND
GND
VDDEXT
DPFSCK
GND
VDDINT
NONAUDIO
∗
SF_CE
∗
VDDINT
GND
VDDINT
GND
VDDINT
GND
VDDINT
GND
VDDINT
VDDINT
GND
VDDINT
GND
VDDINT
GND
VDDINT
GND
VDDEXT
GND
VDDINT
GND
VDDINT
RESET
∗
SPIDS
∗
GND
VDDINT
SPICLK
MISO
MOSI
GND
VDDINT
VDDEXT
AVDD
AVSS
GND
CLKOUT
EMU
∗
TDO
TDI
TRST
∗
TCK
TMS
GND
CLKIN
XTAL
VDDEXT
0
R728
10
C703
0.1
C732
0.1
C726
10k
R704
0.1
C722
CL711
220k
R767
0.1
C762
0.1
C710
22
R742
7p
C701
0.1
C748
0.1
C763
0.1
C711
25MHz
X700
0.1
C706
0
R739
0
R731
0
R706
0.1
C765
10
C752
22
R743
22
R709
0.1
C750
JL708
CL733
22
R716
100
R750
0
R718
0.1
C744
0.1
C738
10k
R721
0.1
C734
0.1
C728
7p
C700
0.1
C725
0.1
C731
JL707
0
R701
100
R759
330
R700
22
R734
0.1
C714
0
R776
0.1
C713
10
C742
0.1
C747
0.1
C715
10k
R725
8
7
6
5
4
3
2
1
TC7WZ08FK(TE85R)
IC705
GND
VCC
JL738
JL737
JL711
JL712
JL713
JL715
JL716
JL736
JL717
JL718
JL721
JL722
JL723
JL724
JL725
JL726
JL727
JL728
JL729
JL730
JL731
JL732
JL733
CL700
CL701
CL702
CL703
CL704
CL720
CL722
CL735
CL734
CL736
CL741
CL737
CL742
CL745
CL746
CL744
CL738
CL739
CL731
CL730
CL726
CL725
CL724
CL723
CL718
CL717
CL705
CL706
CL707
CL708
CL709
CL713
CL714
CL715
CL716
CL719
CL721
10k
R768
0.1
C768
10V
100
C767
1
2
3
4
5
IC SI-3010KM-TL
IC707
EN
IN
GND
OUT
FB
1k
R774
2k
R769
0.1
C771
25V
1000
C772
1k
R773
0
R775
8
7
6
5
4
3
2
1
TC7WH157FK(TE85R)
IC701
A
B
Y-
GND
Y
SELECT
ST
-
VCC
8
7
6
5
4
3
2
1
TC7WH125FK(TE85R)
IC702
GND
VCC
22
R745
22
R746
22
R749
22
R757
22
R766
22
R761
22
R772
22
R752
22
R753
10k
R771
10k
R765
10k
R763
10k
R770
JL734
JL735
RT1P140C-TP-1
Q700
0.1
C758
0.1
C766
0.1
C759
0
R735
5
4
3
2
1
74LVC1G79GW-125
IC703
D
CLK
DGND
Q
VCC
10uH
L700
0.01
C770
JL714
JL719
JL720
0
R737
0
R736
22
R740
R754 0
CL732
CL729
CL728
CL727
0
R714
0
R702
0
R703
JL739
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
30P
CN701
DSP_SF_CE
SF_MASTER
DIR_XSTATE
P_CONT_DSP
DSP_SPICK
DSP_MOSI
DSP_MISO
DSP_SPIDS
DIR_ERR
DSP_RESET
DSP_INT
DIR_NONAU
AMP_MCKO
D-GND
LRCK
BCK
D-GND
SI-D
SI-C
SI-B
SI-A
D-GND
AMP_LRCKO
AMP_BCKO
D-GND
AMP_DMIX
AMP_D3
AMP_D2
AMP_D1
D-GND
1
2
3
3P
CN700
D3.3V
E4V
GND
8
7
6
5
4
3
2
1
SST25VF040B-50-4C-S2AF
IC706
CE
SO
WP
VSS
SI
SCK
HOLD
VDD
JL740
0.1
C721
0.1
C723
0.1
C761
AMP_MCKO
AMP_D2
AMP_D3
DIR_NONAU
AMP_MCKO
SF_CE
MOSI
DSP_MISO
SPICLK
SF_MASTER
DSP_SPICLK
DSP_MOSI
DSP_MISO
DSP_SPIDS
DIR_RERR
DSP_RESET
DSP_INT
DIR_NONAU
LRCK
AMP_DMIX
SI_A
SI_B
SI_C
SI_D
AMP_LRCKO
AMP_BCKO
SI_D
DSP_INT
DSP_SPIDS
SI_B
SI_C
SI_A
BCK
LRCK
AMP_BCKO
AMP_DMIX
SF_MASTER
AMP_D3
AMP_D1
AMP_D2
DSP_MISO
DSP_MOSI
SF_CE
SPICLK
DSP_RESET
DIR_RERR
AMP_LRCKO
MOSI
DSP_SPICLK
AMP_D1
BCK
SWITCHING
IC705
SWITCHING
IC702
SERIAL FLASH
IC706
FLIP-FLOP
IC701
DSP BOARD
IC707
+1.2V REGULATOR
INVERTER
IC703
D FLIP-FLOP
IC700
DSP
D
F
H
I
G
16
11
6
10
2
K
3
B
13
7
17
1
14
C
4
12
15
9
J
5
8
E
A
(Page
42)
(Page
42)
HCD-HDX678WF/HDX975WF
HCD-HDX678WF/HDX975WF
52
52
6-25. PRINTED WIRING BOARD - S-AIR INC Board -
•
: Uses unleaded solder.
• See page 33 for Circuit Boards Location.
1
5
R800
R801
R807
R810
R817
R818
R819
R822
R832
C801
C804
C806
R842
C808
R846
R848
R848
C814
C817
C818
C819
C830
C833
C834
C835
R872
C836
R873
R874
R876
R877
R878
R879
C840
C841
C843
R880
R881
R889
R896
R898
D800
IC800
C882
C885
C886
L800
L801
L805
LP801
1
4
1
2
2
19 20
CN803
CN804
CN805
C803
C805
C809
C825
C826
C839
ET802
C888
1
16
8
9
1
14
15
28
1
14
15
28
1
14
8
7
1
2
17
16
FB801
R805
R806
R808
R809
R811
R812
R813
R814
R815
CN800
R821
R824
R826
R827
R827
R828
R829
R830
R834
R835
R836
R837
R838
R839
C800
C802
R840
R841
C807
R843
R844
R845
R847
R849
X800
R850
R851
R852
R855
R856
R858
R859
C820
C821
C822
C823
C824
R860
R861
R862
C827
R863
C828
R864
C829
R865
C844
C845
C846
R895
IC801
IC802
IC803
IC804
IC805
IC806
R904
L802
L803
1
3
3
4
5
1
4
5 8
1-875-178-
11
(11)
1-875-178-
11
(11)
K
MAIN BOARD
CN651
(CHASSIS)
T
POWER
BOARD
CN908
Q
I/O
BOARD
CN409
(CONDUCTOR SIDE)
S-AIR INC BOARD
EZW-RT10
WIRELESS
TRANSCEIVER
EZW-RT10
S-AIR INC BOARD
(COMPONENT SIDE)
A
B
C
D
E
F
1
2
3
4
5
Ref. No. Location
• Semiconductor
Location
D800
D-4
IC800
D-2
IC801
B-4
IC802
B-3
IC803
A-4
IC804
A-4
IC805
B-4
IC806
B-2
(Page 35)
(Page 55)
(Page 64)
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