Sony DAV-HDX275 / DAV-HDX277WC / DAV-HDX279W / DAV-HDX475 / DAVHDX576WF / DAV-HDX675 / HCD-HDX275 / HCD-HDX277WC / HCD-HDX279W / HCD-HDX475 / HCD-HDX576WF / HCD-HDX675 Service Manual ▷ View online
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
53
53
6-27. PRINTED WIRING BOARD - I/O Board (Conductor Side) -
•
: Uses unleaded solder.
• See page 33 for Circuit Boards Location.
R600
R601
R602
R603
R609
R610
R439
R444
R445
R446
R447
R448
R449
C415
R452
JL401
R461
R468
R479
R480
R481
R485
R486
R489
R490
R491
R494
R496
R497
D405
D406
D407
C468
D411
C482
C488
C489
C491
C496
R503
R504
R506
R507
R508
R513
R514
R515
R523
R527
R528
C505
R548
R549
C511
R551
R552
R553
R554
R555
C519
R557
R558
R559
C521
R561
C525
R563
R562
R564
C535
C537
R574
R577
R576
C548
R585
C552
C556
2
1
4
5
1
4
1
3
1
2
8
9
2
1
8
9
1
4
CN407
CN409
CN410
R621
D412
CN412
CN414
C414
C424
C470
C475
IC413
C495
C499
R539
C503
C509
C512
C518
C522
C524
C527
C528
C530
C533
C536
C538
C540
C541
C549
C557
C558
C559
C569
C456
C458
C462
C478
J405
J402
J404
F
MAIN BOARD
CN606
L
MAIN BOARD
CN702
S
JACK-KEY
BOARD
CN106
Q1
S-AIR INC
BOARD
CN804
Q2
S-AIR CON
BOARD
CN110
TUNER
(FM/AM)
FM 75
Ω
COAXIAL
ANTENNA
AM
COMPONENT
VIDEO OUT
Y
COMPONENT
VIDEO OUT
P
B
/C
B
COMPONENT
VIDEO OUT
P
R
/C
R
SAT/CABLE
AUDIO IN
R
SAT/CABLE
AUDIO IN
L
VIDEO
OUT
TV AUDIO
IN R
TV AUDIO
IN L
TV/VIDEO
AUDIO IN R
TV/VIDEO
AUDIO IN L
(CHASSIS)
(CHASSIS)
(CHASSIS)
1-875-182-
11
(11)
I/O BOARD
(CONDUCTOR SIDE)
A
B
C
1
2
3
4
5
6
7
(EXCEPT HDX576WF)
(HDX576WF)
(HDX576WF)
(HDX576WF)
(EXCEPT HDX576WF)
(HDX277WC/HDX279W/HDX576WF)
(HDX275/HDX475/HDX675)
Ref. No. Location
• Semiconductor
Location
D405
B-6
D406
B-4
D407
C-1
D411
C-7
D412
C-6
IC413
C-1
(Page 34)
(Page 35)
(Page 56)
(Page 50)
(Page 49)
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
54
54
6-28. SCHEMATIC DIAGRAM - I/O Board -
• See page 64 for Waveforms. • See page 65 for IC Block Diagrams.
(12/12)
BOARD
P
MAIN
CN4302
Q1
CN804
BOARD
S-AIR INC
R
BOARD
CN653
SERIPARA
F
CN606
BOARD
MAIN
(5/12)
BOARD
L
CN702
(7/12)
MAIN
BOARD
JACK-KEY
CN106
S
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
47
46
48
49
44
45
43
41
42
Q2
CN110
BOARD
S-AIR CON
4.4
9
4.4
4.4
4.4
4.4
4.4
4.4
4.4
0
0
0
4.4
4.4
4.4
9
4.4
4.4
0
4.4
9 (0)
9 (0)
4.4
4.4
4.4
4.4
9
4.4
4.4
4.4
4.4
0
0
0 (9)
0 (9)
2.4
2.6
3.3
2.4
1.4
2.5
2.4
1.8
1.4
0
1
3.3
2.4
4.9
4.9
1.7
1.3
4.9
11.8
6.8
2.5
2.5
2.5
2.5
2.5
5
2.5
11.9
9
0
0
9 (0)
9 (0)
3.2
3.2
0 (3.2)
0 (3.2)
0 (9)
9 (0)
3.2 (0)
3.2 (0)
6.3V
1000
C462
75
R439
75
R452
L404
10uH
16V
100
C456
16V
100
C458
50V
10
C470
C488
1000p
150
R445
150
R448
150
R447
50V
10
C475
JL478
1
C457
1
C454
1
C460
150
R446
47k
R507
25V
22
C559
16V
100
C541
220
C505
47k
R491
10k
R505
47k
R552
RT1N241C-TP-1
Q413
4.7k
R551
4.7k
R559
25V
22
C499
220p
C491
4.7k
R561
4.7k
R564
C548
1
25V
22
C512
16V
100
C503
220
C51
1
220p
C525
RT1N241C-TP-1
Q412
0.1
C542
10uH
L407
47k
R496
220p
C535
47k
R508
16V
100
C557
47k
R599
25V
22
C509
1k
R579
25V
22
C495
47k
R567
10k
R495
4.7k
R486
10k
R582
1k
R509
50V
1
C540
1k
R500
1k
R584
4.7k R489
47k
R566
47k
R481
4.7k
R494
3.3k
R533
RT1N241C-TP-1
Q408
4.7k R485
4.7k
R503
0.1
C556
RB501V-40TE-17
D407
RT1N241C-TP-1
Q411
25V
22
C536
R574
0
100k
R603
47k
R553
220p
C496
0.1
C552
10k
R550
220p
C521
0.1
C529
16V
100
C528
RT1N241C-TP-1
Q409
0.1
C504
220p
C537
1k
R556
4.7k
R479
4.7k
R506
0
R609
3.3k
R538
16V
47
C549
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MC14052 BDR2
IC407
Y0
Y2
Y
Y3
Y1
INH
VEE
VSS
B
A
X3
X0
X
X1
X2
VDD
25V
22
C538
10k
R575
25V
22
C558
47k
R497
47k
R490
47k
R480
1
2
3
4
4P
CN412
F-AUDIO(L)
9V
F-AUDIO(R)
A-GND
C489
2200p
75
R468
6.3V
1000
C478
1000p
C468
JL459
JL447
JL444
JL453
JL491
JL486
JL484
JL481
JL530
JL532
JL533
JL460
JL456
JL452
JL451
JL449
JL466
JL467
JL468
JL469
JL470
JL488
JL487
JL490
JL497
JL499
JL493
JL492
JL495
JL498
JL510
JL502
JL512
JL500
JL508
JL528
JL526
JL524
JL543
JL544
JL545
JL547
JL550
JL548
JL549
JL551
0
R610
100k
R602
100k
R600
100k
R601
47k
R598
1
2
3
4
5
6
7
8
9
9P
CN414
L-CH
+ B 9V
R-CH
GND
TUNED
CE
DI
CL
DO
JL400
JL401
I
O
COM
KIA7809API
IC413
∗
∗IC413
1
3
2
MC2837
D405
(HDX576WF)
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MC14052 BDR2
IC411
Y0
Y2
Y
Y3
Y1
INH
VEE
VSS
B
A
X3
X0
X
X1
X2
VDD
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MC14052 BDR2
IC409
Y0
Y2
Y
Y3
Y1
INH
VEE
VSS
B
A
X3
X0
X
X1
X2
VDD
RT1N241C-TP-1
Q410
10k
R536
1k
R543
R577 0
R576 0
R563
(HDX576WF)
(HDX576WF)
(HDX576WF)
EXCEPT
HDX576WF
HDX576WF
0
JL552
JL553
1
C622
1
C621
0.1
C620
1
2
3
4
5
6
TK11150CMCL-G
(HDX277WC/HDX279W)
(HDX277WC/HDX279W)
TK11250CMCL-G
HDX275/HDX475/
HDX576WF/HDX675
HDX576WF/HDX675
IC620
CONT
GND
NP
VOUT
GND
VIN
R620
1k
JL465
JL506
JL504
16V
100
C424
0.1
C420
0.1
C415
16V
100
C414
1
2
3
4
5
6
7
7P
CN415
A_SEL5
A_SEL4
A_SEL3
A_SEL2
A_SEL1
A_SEL0
V_SEL2
MC2837
D406
2200p
C482
JL482
75
R461
28
27
26
25
24
23
22
7
6
5
4
3
2
1
21
20
16
17
18
19
13
12
11
10
8
9
15
14
MM1758XFBE
IC404
Vcc1
CIN
MUTE1
CVBS IN
YC MIX
YIN
GND1
BIAS
I/P
CYIN
CLP
CbIN
MUTE2
CrIN
GND2
CR OUT
GND2
CB OUT
GND2
CY
OUT
Y O
U
T
GND2
CVBS OUT
S2
S1
C OUT
S-DC OUT
VCC2
150
R444
1
C485
JL450
1
2
3
4
5
5P
CN410
L-IN
A-GND
R-IN
A-GND
MUSIC L+R
1
2
3
4
5
6
7
8
9
9P
CN407
TV_SEL
V_SEL1
V_SEL0
A12V
ST_DI
ST_CE
ST_DO
ST_CLK
TUNED
0
R516
0
R515
0
R513
0
R514
100
R557
100
R558
C471
100p
C472
100p
MC2837
D411
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
17P
CN402
WIDE
VGND
CR/R
VGND
CB/B
VGND
CY/G
VGND
C
VGND
Y
VGND
DMP_VIDEO
6V
DMP_RCH
AGND
DMP_LCH
1
2
3
4
4P
CN409
LCH
GND
RCH
A+5V
1W
R621
220
50V
C569
10
JL554
0
R585
R539
47k
R540
47k
R527
47k
R528
47k
25V
22
C530
25V
22
C524
470
R523
50V
1
C518
470
R548
8
7
6
5
4
3
2
1
NJM4558M-TE2
IC410
0.1
C526
16V
100
C527
75
R449
50V
1
C533
ASEL1
ASEL4
ASEL5
DI
CE
DO
ASEL1
ASEL2
ASEL3
ASEL4
ASEL5
VSEL1
VSEL2
VSEL0
VSEL1
ASEL2
ASEL3
VSEL0
VSEL2
ASEL0
ASEL0
TD
CK
TD
CE
DO
CK
DI
R562
0
4.7k
R504
0
L404
-
+
+
-
I/O BOARD
IC411
AUDIO SELECTOR
IC410
LINE AMP
IC413
+9V REGULATOR
IC620
+5V REGULATOR
AUDIO SELECTOR
IC407
AUDIO SELECTOR
IC409
INVERTER
INVERTER
INVERTER
INVERTER
INVERTER
INVERTER
GND
VCC
VIDEO, AMP, 75
Ω
IC404
DRIVER
R
L
L
R
P
B
/C
B
Y
P
R
/C
R
VIDEO OUT
(HDX576WF)
(HDX576WF)
(EXCEPT HDX576WF)
AUDIO IN
TV/VIDEO
AUDIO IN
TV
AUDIO IN
COMPONENT
VIDEO OUT
2P
J405
3P
J402
3P
J404
TUNER
(FM/AM)
COAXIAL
FM 75
Ω
ANTENNA
AM
6
J
18
3
21
2
F
13
16
8
N
L
19
1
D
14
10
B
M
H
15
K
11
17
C
20
E
7
A
9
4
12
G
I
5
22
23
(HDX576WF)
(HDX576WF)
EXCEPT
HDX576WF
HDX576WF
MAZ8051GOLSO
D412
HDX277WC/HDX279W/
HDX576WF
HDX576WF
HDX275/HDX475/
HDX675
HDX675
HDX275/HDX475/
HDX576WF/HDX675
(HDX277WC/HDX279W/HDX675)
TA7809LS
(HDX275/HDX475/HDX576WF)
(Page 47)
(Page 49)
(Page 51)
(Page
48)
(Page 40)
(Page 57)
(Page 42)
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
55
55
6-29. PRINTED WIRING BOARD - SPEAKER Board -
•
: Uses unleaded solder.
• See page 33 for Circuit Boards Location.
6-30. SCHEMATIC DIAGRAM - SPEAKER Board -
(2/12)
CN3100
BOARD
MAIN
C
BOARD
MAIN
B
(2/12)
CN3100
CN3200
BOARD
A
MAIN
(2/12)
C182
0.01
0.01
C188
C183
1000p
1000p
C191
1000p
C189
1000p
C193
-
+
-
+
-
+
+
-
C184
0.01
1000p
C187
E
ET103
1
2
3
4
5
6
7
8
8P
CN114
FR+
FR-
FL-
FL+
SR+
SR-
SL-
SL+
0.01
C192
0.01
C190
C179
1000p
C181
1000p
E
ET102
0.01
C186
C185
1000p
C178
0.01
C180
0.01
+
-
+
-
1
2
3
4
4P
CN115
FR+
FR-
FL-
FL+
SPEAKER BOARD
FRONT R
FRONT L
FRONT R
FRONT L
SUR R
SUR L
SPEAKER
TB101
TB100
SPEAKER
(HDX279W/HDX576WF)
HDX475/HDX675
HDX275/HDX277WC
(CHASSIS)
(HDX279W/HDX576WF)
2
1
A
3
B
4
6
5
D
C
HDX475/HDX675
HDX275/HDX277WC
HDX475/HDX675
HDX275/HDX277WC
HDX475/HDX675
HDX275/HDX277WC
HDX475/HDX675
HDX275/HDX277WC
HDX475/HDX675
HDX275/HDX277WC
JW145
C178
C179
C179
C180
C181
C182
C183
C184
C185
C185
C186
C187
C188
C189
C190
C191
C192
C193
1
4
1
8
TB100
TB101
CN115
CN114
ET103
ET102
SPEAKER BOARD
C
MAIN
BOARD
CN3100
A
MAIN
BOARD
CN3200
B
MAIN
BOARD
CN3100
(HDX275/HDX277WC/HDX475/HDX675)
(HDX275/HDX277WC/HDX475/HDX675)
(HDX275/HDX277WC/HDX475/HDX675)
(HDX275/HDX277WC/HDX475/HDX675)
(HDX275/HDX277WC/HDX475/HDX675)
(HDX275/HDX277WC/HDX475/HDX675)
(HDX279W/HDX576WF)
(HDX279W/HDX576WF)
(CHASSIS)
(CHASSIS)
SUR R
SUR L
FRONT
R
FRONT
L
FRONT
R
FRONT
L
SPEAKER
SPEAKER
1-875-168-
11
(11)
A
B
C
1
2
3
4
5
(Page 35)
(Page 35)
(Page 35)
(Page 37)
(Page 37)
(Page 37)
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
56
56
6-31. PRINTED WIRING BOARDS - JACK-KEY Section -
•
: Uses unleaded solder.
• See page 33 for Circuit Boards Location.
1
2
CN109
S113
C175
12
2
1
8
9
20
21
1
2
4
1
1
4
G
O
G
O
G
O
G
O
G
O
L103
CN101
CN102
CN103
CN106
CN108
S100
S101
S102
S103
C127
S104
S105
S106
S107
S108
S109
S110
S111
S112
C137
C140
C142
C143
C149
JW100
JW110
D104
JW111
D105
JW112
D106
JW113
D107
JW114
D108
JW115
JW116
JW117
JW118
JW119
JW120
JW121
JW122
JW123
JW126
JW127
JW128
JW129
JW130
JW131
JW132
JW133
JW134
JW135
JW136
JW137
JW138
JW139
JW140
JW141
JW142
C197
J100
J101
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B
E
B E
BE
BE
B E
B E
11
20
1
10
8
1
4
5
B
EB
EB
E
B
E
B
E
Q101
Q102
Q103
Q104
Q105
Q106
Q107
Q108
Q109
Q110
Q111
Q112
Q113
CL157
Q115
Q116
Q117
Q118
Q119
FB102
FB103
FB104
FB105
FB106
FB107
FB108
FB109
FB110
R109
R110
R111
R112
R113
R114
R115
R116
R117
R1 18
R119
R120
R121
R122
R123
R124
R125
R126
R127
R128
R129
R130
R135
R136
R131
R132
R133
R137
R140
R141
R142
R145
R147
R148
R149
R150
R151
R152
R153
R154
C119
R155
R156 R157
R158
R159
R170
R172
R173
R169 R171
C121
C125
R161
C126
R162
R163
R164
R165
R166
R167
R168
C138
C139
C141
C144
R180
C146
C147
R183
C148
R184
R185
R186
R187
R188
R189
C150
C151
C152
C153
R190
R191
R192
C157
C160
JR101
JR102
JR103
JR104
JR105
JR106
JR107
JR108
C170
JR109
C171
D112
D113
C173
D114
C174
IC102
IC103
IC104
8
1
4
5
IC105
C196
C131
C129
R201
R202
R203
C158
C155
C156
C154
C163
Q114
D109
JACK-KEY BOARD
PW-SW BOARD
1 3
4
5
DSC 1
D108, S100
D107, S101
D106, S102 D105, S103
D104, S104
DSC 2
DSC 3
DSC 4
DSC 5
M
-
T
4
"
)
FUNCTION
V
FL BOARD
CN600
S
I/O BOARD
CN412
H
MAIN
BOARD
CN501
E
MAIN
BOARD
CN3001
1
3
2
5
4 ROTARY ENCODER
VOLUME
S100 – 111, 113
AUDIO IN/
A.CAL MIC
PHONES
1-875-167-
11
(11)
1-875-172-
11
(11)
A
B
C
D
1
2
3
4
5
6
7
8
9
10
Ref. No. Location
• Semiconductor Location
Ref. No. Location
D104
B-5
D105
B-4
D106
B-3
D107
B-2
D108
B-1
D109
C-4
D112
B-6
D113
C-7
D114
C-7
IC102
B-1
IC103
B-5
IC104
B-7
IC105
B-8
Q101
B-5
Q102
B-4
Q103
B-4
Q104
B-3
Q105
B-3
Q106
B-3
Q107
B-3
Q108
B-3
Q109
B-3
Q110
B-1
Q111
B-6
Q112
B-7
Q113
B-7
Q114
B-6
Q115
B-6
Q116
C-9
Q117
B-9
Q118
C-10
Q119
B-10
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