Sony DAV-HDX900W / HCD-HDX900W Service Manual ▷ View online
HCD-HDX900W
33
33
HCD-HDX900W
6-4. BLOCK DIAGRAM – AMP Section –
DIGITAL POWER AMP
IC3150
TB780
31
11
DATA
LAT1
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
SHIFT
OUTL1
9
OUTL2
6
OUTR1
4
OUTR2
48
XFSOIN
37
FSOCKO
38
FSOI
14
XFSOOUT
OVER LOAD
DETECT
Q3151, 3152
SYSTEM CONTROLLER
IC501 (4/5)
SPEAKER
TB3901
SPEAKER
FRONT L
FRONT R
SUR L
SUR R
WOOFER
CENTER
MCK
BCK
LRCK
BCK
LRCK
OVF1
DC DETECT
Q3551
M+12V
+32V
D3551
N
AMP BUS
P
DIR_XSTATE
L
DIAG
STREAM PROCESSOR
IC3010
6 PWM_A
OUT_A
14
5
PWM_B
/RESET
4
/SD
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
HPOUTL1
HPOUTL2
HPOUTL2
HPOUTR1
HPOUTR2
HPOUTR2
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
25 FLAGLOVF
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
25 FLAGLOVF
D1
HP_SW
HP_MUTE
OVER LOAD
DETECT
Q3201, 3202
OVER LOAD
DETECT
Q3251, 3252
OVER LOAD
DETECT
Q3301, 3302
47
48
49
X3051
49.152MHz
R-CH
OSC BUFFER
IC3051
31
11
DATA
LAT2
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
SHIFT
OUTL1
9
OUTL2
48
XFSOIN
38
FSOI
14
XFSOOUT
31
11
DATA
LAT3
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
SHIFT
OUTL1
9
OUTL2
6
OUTR1
4
OUTR2
48
XFSOIN
38
FSOI
MCK
BCK
LRCK
BCK
LRCK
OVF2
STREAM PROCESSOR
IC3030
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
OVF1
25 FLAGLOVF
D3
MCK
BCK
LRCK
BCK
LRCK
OVF1
STREAM PROCESSOR
IC3020
36 XFSIIN
30 BCK
29 LRCK
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
D2
DAMP LATCH1
LAT2
LAT1
DAMP LATCH2
LAT3
52
53
HP_SW
HP_SW
HP_MUTE
HP_MUTE
DAMP LATCH3
INIT
44
51
50
45
DAMP INIT
SOFTMUTE
DAMP SOFT MUTE
OVF1
OVERFLOW1
OVF2
OVERFLOW2
42
DRIVE_RST (EN)
43
DRIVE_OCP (DIAG)
57
DC_DET
28 – 30
OUT_B
25 – 27
DIGITAL POWER AMP
IC3400
6 PWM_A
OUT_A
14
5
PWM_B
/RESET
4
/SD
28 – 30
OUT_B
25 – 27
PROTECT DETECT
Q3552, 3553
DIGITAL POWER AMP
IC3300
14 PWM_B
OUT_B
6
5
PWM_A
/RESET
4
/SD
25 – 27
OUT_A
28 – 30
DIGITAL POWER AMP
IC3250
14 PWM_B
OUT_B
6
5
PWM_A
/RESET
4
/SD
25 – 27
OUT_A
28 – 30
DIGITAL POWER AMP
IC3500
14 PWM_B
OUT_B
6
5
PWM_A
/RESET
4
/SD
25 – 27
OUT_A
28 – 30
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
• SIGNAL PATH
: AUDIO
M
M3000
(FAN)
+
–
+
–
+
–
+
–
+
–
K
6
OUTR1
4
OUTR2
R-CH
R-CH
R-CH
SCDT
D2
SHIFT
BCK
LRCK
SCDT
D2
SHIFT
BCK
LRCK
FAN MOTOR
DRIVE
Q3000 – 3002
25 FLAGLOVF
PHONES
J800
• R-CH is omitted due to same as L-CH.
45
43
41
39
43
41
39
HEADPHONE
AMP
IC3001
MUTING CONTROL
Q3081
MUTING
Q800, 801
MUTING
Q802, 803
+
–
5
6
SWITCHING
IC783
D FLIP-FLOP
IC782
3
7
4
1
2
D
CLK
Q
DPDVLRCK
LRCK
Q781
2
1
(Page 32)
(Page 32)
(Page 32)
(Page 34)
HCD-HDX900W
34
34
HCD-HDX900W
6-5. BLOCK DIAGRAM – PANEL/POWER SUPPLY Section –
+32V
POWER CONTROL
IC921
D922
D908
D906, 907
D905
RESET
SYSTEM CONTROLLER
IC501 (5/5)
+32V
RESET
SWITCH
Q503
8
CLK
9
STB
7
DIN
ND800
FLUORESCENT
INDICATOR
TUBE
GR1 – GR12
SG1 – SG16
42 – 31
29 – 14
24 FL_D_OUT/LED_DATA
21 FL_CLK/LED_CLK
56 FL_CS
81 LED_LATCH
FLUORESCENT INDICATOR
TUBE DRIVER
IC804
4
CLK
16 Q10
5
LCK
3
DATA
LED DRIVER
IC802
Q8
Q9
15
(ORG)
(GRN)
14
D809
DISC 1
Q6
Q7
13
(ORG)
(GRN)
12
D812
DISC 2
Q4
Q6
11
(ORG)
(GRN)
10
D816
DISC 3
Q2
Q3
9
(ORG)
(GRN)
8
D817
DISC 4
Q0
Q1
7
(ORG)
(GRN)
6
D818
DISC 5
LED DRIVE
Q500
LED DRIVE
Q819
LED DRIVE
Q818
LED DRIVE
Q817
LED DRIVE
Q816
LED DRIVE
Q815
LED DRIVE
Q814
LED DRIVE
Q813
LED DRIVE
Q812
LED DRIVE
Q811
LED DRIVE
Q810
D500
(ILLUMINATION)
KEY0 – KEY2
S800 – 811, 922
(FRONT & TOP PANEL KEY)
97, 95, 94
SIRCS_IN
REMOTE CONTROL
RECEIVER
IC803
4
EN_B
11
EN_A
10
KEY INT
74
(AC IN)
F901
LINE FILTER
LF901, 902
RECT
D901
D901
TH901
D506
(SUFFIX-11)
(SUFFIX-12)
1 DRAIN
8 STARTUP
4 VCC
6 FB/OLP
POWERCONTROL
IC901
3 D
5 FB/OLP
1
OCP/
SYNC
SYNC
4 VCC
RIPPLE FILTER
Q921
ISOLATOR
PC902
ISOLATOR
PC901
ISOLATOR
PC903
B+ SWICH
Q904
T902
SUB POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
D910
RECT
D931
D931
RECT
D941
D941
A+12V, M+12V
A+9V
POWER ON/OFF
CONTROL
Q943, 947
SHUNT
REGULATOR
IC931
SHUNT
REGULATOR
IC951
+12V
REGULATOR
IC941
RECT
D944
D944
M+9V
A+5V
LED+6V
B+ SWITCH
Q945
RECT
D942
D942
RECT
D943
D943
+5V
REGULATOR
IC504
+9V
REGULATOR
IC307
DIAT+9V
+9V
REGULATOR
IC1800
DIAT+2.5V
+2.5V
REGULATOR
IC1801
PANEL+3.3V
+3.3V
REGULATOR
IC502
HDMI+1.8V
+1.8V
REGULATOR
IC1702
SERVO DSP+1.8V
+1.8V
REGULATOR
IC1110
DSP+1.2V
AMP+1.8V
E+3.3V
+1.8V
REGULATOR
IC3050
RESET SIGNAL
GENERATOR
IC503
+3.3V
REGULATOR
IC1105
SW+5V
SERVO DSP+3.3V
+3.3V
REGULATOR
IC1107
RF+3.3V
RIPPLE
FILTER
Q504
DMPORT5V
+5V
REGULATOR
IC001
REGULATOR
CONTROL
Q001, 002
+5V
REGULATOR
IC942
+3.3V
REGULATOR
IC943
+2.5V
REGULATOR
IC703
XM+5V
+5V
REGULATOR
IC301
VFL
FOR FLUORESCENT
INDICATOR TUBE
RECT
D810, 811, 813, 814
OSC
Q809
FL
FL
T800
INVERTER TRANSFORMER
+3.3V
REGULATOR
IC1703
HDMI+3.3V
SW+3.3V
D502
BU+3.3V
D504
12
AC_CUT 20
P_CONT3 41
SAT_PCONT 76
P_CONT2 40
P_CONT1 39
M+13V
ROTARY
ENCOCER
S901
VOLUME
DIAG
L
DC DETECT
Q631, 632
+1.2V
REGULATOR
IC1
(Page 33)
HCD-HDX900W
35
35
HCD-HDX900W
•
Note for Printed Wiring Boards and Schematic Diagrams
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
• 2
: nonflammable resistor.
• 5
: fusible resistor.
• C
: panel designation.
• A
: B+ Line.
• B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
(
under no-signal (detuned) conditions.
no mark : TUNER
(
) : DVD PLAY
〈〈
〉〉
: VIDEO
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: AUDIO
J
: CD/DVD PLAY
f
: TUNER
i
: AUDIO IN
: XM
: XM
E
: VIDEO
•
Circuit Boards Location
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
MAIN and DSP boards are multi-layer printed board.
However, the patterns of intermediate layers have not been
included in diagrams.
However, the patterns of intermediate layers have not been
included in diagrams.
•
Indication of transistor
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
IO
board
HEATSINK A
board
SIRIPARA
board
DIAT TX
board
SPEAKER
board
POWER
board
MAIN
board
FL
board
PW-SW
board
LED
board
MOTOR
board
SW (2)
board
RELAY
board
SW (1)
board
SENSOR
board
ENCODER
board
EN
board
CCX board
CHOPPER
board
HEATSINK B
board
DSP
board
HCD-HDX900W
36
36
HCD-HDX900W
6-6. PRINTED WIRING BOARD – MAIN Board (Component Side) (SUFFIX-11) –
•
See page 35 for Circuit Boards Location.
:Uses unleaded solder.
B
E
E
B
E
D1
G2
S2
G1
D2
D2
S1
24
1
25
48
1
4
5
8
1
54
27
28
28
29
1
2
B
E
1
14
8
7
I O
B
E
G
S
B
E
E
B
E
B
E
E
B
E
E
1
18
19
36
1
18
19
36
1
18
19
36
1
18
19
36
1
18
19
36
1
18
19
36
1
18
19
36
1
6
B
E
E
B
E
E
2
1
10
11
B
E
B
E
B
E
1
12
13
48
24
25
36
37
22
23
1
2
1
2
8
9
2
1
30 29
B
E
B E
B E
B
E
B
E
B
E
B
E
E
B
E
E
B
E
E
B
E
1
5
1
8
9
16
8
1
4
5
2
24
1
23
1
6
1
24
25
36
37
48
12
13
1
24
25
36
37
48
12
13
1
24
25
36
37
48
12
13
D1G2S2
G1D2
S1
C1
E1
B1 B2
E2 C2
B
E
B
E
B
E
CN1701
C3059
R3031
R3225
R3032
R3226
R3033
R3227
C3250
R3034
R3035
R3037
C1120
C3254
IC3030
C1121
Q3251
C1122
Q3252
C1123
C1124
C3258
C1701
R3425
R601
C1702
R3426
C3067
R3427
C3068
Q1701
C3069
R3041
C1706
R3042
R3043
R3044
C1709
R3045
R3046
R3046
R1107
C3263
R1108
C3070
R1109
IC1101
IC1102
IC1103
IC1104
IC1105
C1135
C1136
C1713
C1137
IC1107
R1110
C1138
R3050
R1111
C1139
R1112
C1716
R3052
C1717
R1113
R3053
C1718
R1114
R3054
C1719
R1115
R3055
R1116
R1117
R3057
IC1110
R1118
IC3050
IC1111
CN601
IC3051
FB1601
FB1602
C3083
FB1603
C1720
C3084
R620
C1145
C3085
Q3081
R3251
R621
C3086
R3252
R622
C1723
C1147
C3087
R623
C1148
R1120
C3088
R3254
R624
R1121
R3061
R625
R3062
R4002
R1123
C1727
R3257
R1124
IC3250
R1701
C1729
R1702
R1126
R1703
R3067
R1704
C1150
R3068
R1705
C1151
R1706
C3092
R1707
C3093
C1730
R631
IC1701
R632
IC1702
IC1703
IC1705
R3265
IC1707
R3074
R1135
R3075
R1712
R3076
IC772
R1714
R1138
R1139
C2107
R1141
R3081
R3275
R3276
R3277
R1721
R3085
R1722
R3086
R1723
R3087
C1170
R3088
C2111
R3089
R1726
R1727
R1727
R1728
R3090
R1151
R3091
R3092
R656
R3093
R657
R3094
R658
R1731
R659
R4805
R1156
R1734
R3098
R1159
R3099
C1182
R1736
C1183
R1738
C1184
C1186
R1160
R2101
R1161
R1740
R1742
R2107
C2130
R1744
R1169
R1746
C1192
C1193
R1747
R1748
R1749
C1195
C1197
C1198
R2110
R676
R1750
R2114
R1751
R2115
R1752
R1753
FL1111
R1756
R1757
R1758
R1759
R1183
R1184
R1185
R2126
R2127
R2128
R2705
R2129
C651
R2706
R1191
R1193
R2133
Q503
Q504
R2711
R2135
R2712
R2713
R2714
C3100
R2715
R2716
R2717
R2718
C3104
Q3101
Q3102
RB1103
RB1104
C3108
RB1105
RB1106
RB1107
RB1108
C3300
RB1109
R1783
R1784
C3304
R1785
Q3301
R1786
Q3302
C3113
RB1110
R1788
C3308
RB1111
RB1112
RB1113
RB1114
C3500
RB1115
RB1116
RB1117
C3504
R1791
R1793
C3313
C3508
C3124
C3125
C3126
C3127
C3128
RB1701
R3101
C3129
RB1702
R3102
C3513
R3104
R3107
IC3100
CN1201
R3301
R3302
R3304
RB1711
RB1712
R3307
IC3300
R2751
R3115
R2176
R2177
X1101
R3501
R3502
R3502
C1203
R3504
C1205
C1206
R3507
C1208
IC3500
C1209
R3315
R2183
FB504
R3125
R3126
R3127
FB507
C1210
C3150
FB508
C1211
X3051
FB509
C1212
C1213
C1214
C3154
C1215
Q3151
R3515
Q3152
C3158
FB510
C1219
R3325
R3901
R3326
C1602
R3902
R3327
C1603
R504
R505
R3905
R506
R3906
R507
C1221
R509
CN4302
FB1106
C1222
C3163
C1224
FB1108
R510
R511
R512
R513
C3553
R1204
R514
FB3051
Q3551
R515
R1206
R516
Q3552
C3556
R1207
Q3553
R3917
R1208
R3918
R1209
IC1201
IC651
IC702
R519
R3919
C1233
CN501
R713
CN503
R1210
R3920
R3151
R3921
R1212
R3152
R522
R717
R1214
R3154
R524
R718
R1215
R719
R1216
R3157
IC3150
R1219
R529
R1601
R1602
CN703
R1603
R1604
R721
R1605
R722
R1606
R723
R1220
R724
R1221
R725
R532
R1223
R727
R1224
R728
R1225
R3165
R729
R1226
R536
R3552
R3554
R730
R3555
L3051
R731
R732
R3556
L3053
R733
R3557
R1230
Q9724
R734
R3558
R1231
Q9726
R542
R736
R1233
Q9728
R738
Q9729
R3175
R739
C509
R3176
R3177
R4501
R4502
R740
R741
C511
D9712
C707
C708
C516
R4701
R4702
R1246
R1247
R1247
R4703
R4704
R4510
R4705
R4511
X701
R4706
FB4512
C520
R4514
R751
C521
R4515
R752
C522
R4516
R753
C523
C718
R561
R755
C525
C719
R562
R756
R1254
R564
R758
R565
R759
C529
R566
R567
R568
R569
C721
R4521
C723
R9920
R760
C724
R761
C531
C725
R762
C727
R9924
C534
R572
R573
R573
R9928
R9929
R575
R576
R577
R771
R9934
R774
R9935
R583
FB2120
R778
FB2121
FB2122
FB2123
R587
FB2124
FB2125
R589
C9772
R9941
R9945
R787
R596
R598
C751
R599
C752
R790
D501
Q3001
Q3002
C3008
C3200
C3204
Q3201
Q3202
C3208
C3400
C3404
C771
Q3401
Q3402
C3213
C774
C3408
IC501
IC502
IC503
IC504
R3001
C3413
IC704
IC3001
Q631
CN1101
R3201
Q632
R3202
R3204
CN1105
R3011
R3012
R3013
R3207
R3014
IC3200
R3015
R3017
IC3010
C1101
R3401
R3402
R3404
Q1101
C1106
Q1102
Q1103
R3407
IC3400
R3021
R3215
R3022
R3023
R3024
R3026
C1110
IC3020
C1112
C3052
C1113
C3053
JL1148
C3055
R3415
C1117
C3057
1
24
25
36
37
48
12
13
R2505
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
1
1
20
60
41
40
21
61
80
19
AF
IO BOARD
CN304
AM
IO BOARD
CN302
AG
FL BOARD
CN803
AD
DSP BOARD
CN001
C
C
C
D
C
C
C
C
1-872-103-
11
MAIN BOARD
(COMPONENT SIDE)
1
1
3
3
5
4
1
3
5
4
1
3
5
4
1
3
5
4
HDMI OUT
(DVD ONLY)
1
64
65
128
193
129
192
256
1
3
6
4
1
3
5
4
C
1
3
4
5
1
4
3
5
(NC)
1
30
80
51
100
81
31
50
(FOR JIG)
1
4
3
5
C
OPTICAL
PICK-UP
PICK-UP
BLOCK
KHM-310CAB
OR
KHM-313CAB
1
4
3
5
1
4
3
5
1
4
3
5
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
•
Semiconductor
Location
Location
Ref. No. Location
D501
D-12
D9712
J-9
IC501
C-11
IC502
B-11
IC503
D-12
IC504
B-10
IC651
D-10
IC702
D-9
IC704
E-9
IC772
C-9
IC1101
G-10
IC1102
G-8
IC1103
H-8
IC1104
I-9
IC1105
G-12
IC1107
H-12
IC1110
J-10
IC1111
G-11
IC1201
F-12
IC1701
I-12
IC1702
J-10
IC1703
I-10
IC1705
J-11
IC1707
J-11
IC3001
C-7
IC3010
E-6
IC3020
F-6
IC3030
H-6
IC3050
D-6
IC3051
E-6
IC3100
C-5
IC3150
D-5
IC3200
D-5
IC3250
E-5
IC3300
G-5
IC3400
H-5
IC3500
H-5
Q503
D-12
Q504
B-7
Q631
C-6
Q632
C-6
Q1101
F-9
Q1102
F-11
Q1103
F-9
Q1701
J-10
Q3001
I-4
Q3002
I-4
Q3081
C-6
Q3101
D-2
Q3102
D-2
Q3151
D-2
Q3152
D-2
Q3201
E-2
Q3202
E-2
Q3251
G-2
Q3252
G-2
Q3301
G-2
Q3302
F-2
Q3401
F-2
Q3402
F-2
Q3551
J-3
Q3552
J-3
Q3553
J-3
Q9724
I-9
Q9726
J-9
Q9728
J-9
Q9729
J-9
(Page 56)
(Page 70)
(Page 64)
(Page 65)
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