Sony SA-NS400 Service Manual ▷ View online
SA-NS400
SA-NS400
13
13
4-1. BLOCK DIAGRAM
SECTION 4
DIAGRAMS
2
1
VINR
J100
AUDIO IN
!
ETH_TX+
ETH_TX–
ETH_RX+
ETH_CT
ETH_RX–
ETH_TX+
ETH_TX–
ETH_RX+
ETH_CT
AD_DATA
ETH_RX–
CN100
(LAN)
1
2
3
6
4
5
7
8
LRCK
BCK
SCKI
VINL
12
10
DOUT
4
VOUT
4
5
OUT_A
OUT_A
OUT_A
OUT_B
OUT_B
OUT_B
OUT_C
OUT_C
OUT_C
OUT_D
OUT_D
OUT_D
SUB_PWM+
SUB_PWM–
2 VIN
PVDD(+18V)
+9V
+5V
11 15
HIZ
17
VALID
36
SCL
29
SDA
28
MUTE
21
PDN
17
RESET
16
RESET
18
FAULT
19
THERM
21
22 LRCK
25 SDIN1
24 SDIN2
24 SDIN2
23 SCLK
34 MCLK
34 MCLK
1
64
49
50
40
39
34
OUTC
35
OUTC
29
OUTD
DAMP_FAULT
30
OUTD
45
46
14
10 PWM_AP
PWM_CP
PWM_BP
PWM_DP
PWM_DP
16
23 DAMP_VALID
22 DAMP_SCL(I2C)
24 DAMP_SDA(I2C)
28 DAMP_XMUTE
22 DAMP_SCL(I2C)
24 DAMP_SDA(I2C)
28 DAMP_XMUTE
29 DAMP_XPDN
27 DAMP_RESET
73 PVDD_DET
48 PCON-3B
49 PCON-3(PVDD)
75 AC_CUT
51 POWER_CONT1
50 PCON-2(1.2v)
26
DAMP_THM 25
DC_DET 20
12
85 LED_DIMMER_IN
86 LED_POWER_IN(BLUE)
88 LED_PLAY_IN(WHITE)
86 LED_POWER_IN(BLUE)
88 LED_PLAY_IN(WHITE)
3 BCO_SPI_CS
5 BCO_SPI_DIN
6 BCO_SPI_DOUT
7 BCO_SPI_CLK
6 BCO_SPI_DOUT
7 BCO_SPI_CLK
18 BCO_SPI_REG
19 BCO_SPI_READY
19 BCO_SPI_READY
21 BCO_RESET
67 BCO_XAMP_AMUTE
67 BCO_XAMP_AMUTE
114
DA_DATA
ADA_LRCK
ADA_BCK
ADA_MCK
ADA_BCK
ADA_MCK
CN104
(1/4)
CN104
(2/4)
CN104
(4/4)
112
108
106
110
98
102
94
89
85
89
85
41
43
LED_LINK_G
G
D+3.3V
D906
LINK
R
LED_LINK_R
39
D+3.3V
+3.3V
KEY_WPS
KEY_VOL–
KEY_VOL+
KEY_PARTY
TXD1/UART
RXD1(UART)
SIRCS
KEY_AUDIO IN
47
PVDD
SWITCH
Q100
RESET
Q110
LED
DRIVER
Q906,907
POWER
CONTROL
Q101,104
PVDD
DETECT
Q105
OVERLOAD
DETECT
Q112,113
OVERLOAD
DETECT
Q114,115
2 VDD
1
3
VSENS
2 VIN
D+1.2V
L103
D108
CN104
(3/4)
MODULE
(10SA-NS400)
(2/2)
MODULE
(10SA-NS400)
(1/2)
L104
D+1.2V REG
IC104
AC DETECT
IC101
+9V REG
IC106
A/D CONVERTER
IC102
4
VOUT
5 VIN
+5V REG
IC107
SYSTEM CONTROL
IC108
POWER AMP
IC109
SP101
SPEAKER
(FRONT L-CH)
SP104
SPEAKER
(REAR R-CH)
SP102
SPEAKER
(FRONT R-CH)
SP103
SPEAKER
(REAR L-CH)
SP105
SPEAKER
(SUBWOOFER)
X100
5MHz
+3.3V
OFF ON
S100
(POWER)
POWER AMP
IC111
D+3.3V REG
IC103
5
BOOT 1
PH
EN
OUT
8
VSENS
2 VIN
5
BOOT 1
PH 8
REMOTE CONTROL
SIGNAL RECEIVER
IC900
2
OVERLOAD
DETECT
Q116,117
45
35
42
3
TXD1
CN103
MODULE
UART JIG
RXD1
2
RXD
BUSY
SCLK
PGM
TXD
RST
48
36
38
46
44
LED_PARTY_R
R
D907
PARTY STREAMING
G
LED_PARTY_G
LED
DRIVER
Q908,909
37
LED_AUDIOIN
50
LED_DIMMER_IN
76
LED_POWER_BLUE
74
LED_PLAY_WHITE
70
BCO_SPI_CS
29
28
BCO_SPI_DIN
26
BCO_SPI_DOUT
30
BCO_SPI_CLK
52
BCO_SPI_REQ
72
BCO_SPI_READY
49
BCO_XAMP_MUTE
33
BCO_RESET
LED
DRIVER
Q106
D107
AUDIO IN
S102
WPS
WPS
S101
ALL
RESET
S900
PARTY
S103
VOL–
S104
VOL+
S105
AUDIO IN
4 SIRCS
12 RESET
POWER_SW_DET 68
Xout 13
Xin 15
BCO_RESET_KEY_IN 66
LED_POWER
(BLUE)
53
LED_DIMMER 52
LED_PLAY
(WHITE)
55
LED_STANDBY 54
D903–905
(ILLUMINATION (WHITE))
D908
NETWORK
STANDBY
D900–902
(ILLUMINATION (BLUE))
LED
DRIVER
Q901,902
LED
DRIVER
Q904,905
TxD1 31
3
2
RTS1 34
5
CLK1 33
6
RxD1 32
7
8
L+
L–
L–
+
–
–
+
–
–
+
–
–
+
–
–
R+
R–
2
1
CN108
3
4
SW+
SW–
SW–
2
1
CN107
CNVss 9
LED
DRIVER
Q910
LED DIMMER
CONTROL
Q900
LED DIMMER
CONTROL
Q903
D102
D105
POWER
CONTROL
Q102,103
J101
DC IN 18V
CN106
ROM WRITER
JIG
+
–
–
DC DETECT
Q111
: AUDIO (ANALOG)
SiJnDO PDtK
: AUDIO (DIGITAL)
SA-NS400
SA-NS400
14
14
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• C : Panel designation.
• A : B+ Line.
• Power Voltages is dc 18 V and fed with regulated dc pow-
• Power Voltages is dc 18 V and fed with regulated dc pow-
er supply from external power voltage jack.
• Voltages is dc with respect to ground under no-signal
conditions.
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
F :
AUDIO
(ANALOG)
J :
AUDIO
(DIGITAL)
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
•
• X : Parts extracted from the component side.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Waveform
– MAIN Board –
1
IC108 qd (Xout)
1 V/DIV, 50 nsec/DIV
1.8 Vp-p
5 MHz
SA-NS400
SA-NS400
15
15
4-2. PRINTED WIRING BOARD – MAIN Section (1/2) –
•
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
IC102
IC103
IC104
IC106
IC107
IC108
IC109
IC111
A
PANEL BOARD
CN900
14
1
16
17
32
33
48
49
64
12
R218
R222
R223
R224
R225
R226
R224
R225
R226
R227
R228
R229
R230
R231
R232
R233
R234
R236
R237
R238
R239
C200
C201
C202
C203
C204
R240
R241
C207
C208
R246
R247
R248
C210
C213
1
28
29
56
CL100
C214
CL101
CL102
CL103
CL104
CL105
CL106
CL107
CL108
R258
CL109
R259
C223
CL110
C224
CL111
C225
R261
CL112
R262
CL1
13
1
2
5
4
CL1
14
CL1
15
C229
CL116
CL1
17
CL1
18
CL1
19
C231
C232
C233
CL120
C234
CL121
CL122
C236
CL123
C237
CL124
C238
CL125
C239
CL126
CL127
CL128
CL129
C240
C241
C242
C243
CL130
C244
CL131
C245
CL132
C246
CL133
CL134
CL135
CL136
CL137
CL138
CL139
C252
CL140
CL141
CL142
CL143
Q100
S D G
CL144
CL145
CL146
CL147
CL148
CL149
CL150
CL151
C266
CL152
CL153
C267
CL154
Q
111
B C E
CL155
BLK–
SP102
SPEAKER
(FRONT R-CH)
SP105
SPEAKER
(SUBWOOFER)
SP103
SPEAKER
(REAR L-CH)
SP101
SPEAKER
(FRONT L-CH)
SP104
SPEAKER
(REAR R-CH)
RED+
BLK–
RED+
RED+
BLK–
BLU+
BLU+
BLU+
BLK–
BLK–
BLK–
BLU+
BLU+
RED+
BLK–
BLK–
CL156
CL157
CL158
CL159
L101
L103
L104
L105
L107
CL160
L108
CL161
L109
CL162
CL163
CL164
CL165
CL166
CL167
L110
CL168
CL169
CL170
CL171
CL172
CL173
CL174
CL175
CL177
CL179
Q906 Q907
CL180
CL181
CL182
CL183
Q910
B C E
B C E
B C E
CL184
S101
CN106
(ROM WRITER JIG)
CN103
MODULE
UART JIG
ALL RESET
CL185
CL186
CL187
CL188
CL189
CL190
CL191
CL192
FB100
FB101
FB102
FB103
R104
R106
R107
R108
R117
15
13
54
11
0
4
5
1
8
4
5
1
8
20
11
CN101
CN103
CN106
1
2
8
9
1
2
10
11
CN107
CN108
R128
R130
R131
R134
R135
R137
1
30
31
51
80
100
81
50
C100
C101
C102
C103
C104
R141
R142
R143
C108
R145
C109
R915
R146
R916
R147
R148
R149
X100
C
111
C113
R150
C114
R151
R152
R154
R155
R925
R156
R157
R159
R160
S101
R161
S102
R163
C129
C133
C134
C139
R175
R176
R178
C140
C142
C143
C144
R180
C145
R181
C146
R182
C147
C148
C149
R185
R187
C150
C151
C152
C153
C154
C156
C157
C158
C159
R195
D100
K A
K
C160
C161
D102
C162
D103
C163
D104
C164
C165
C167
C168
C169
C170
D110
C171
D111
C172
C173
ET100
C174
C175
ET102
C176
ET103
C177
C178
C180
C182
C183
C184
C185
C186
C188
C189
C190
C191
C192
C193
C194
C195
C196
D906
C198
D908
C199
R202
R203 R204
D906
LINK
D908
NETWORK STANDBY
S102
WPS
WPS
1-883-499-
(11)
11
MAIN BOARD (SIDE A)
(Page 21)
SA-NS400
SA-NS400
16
16
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
IC101
R211
R213
R214
R215
R216
R217
R219
R220
R235
R242
R243
R244
R245
R249
C212
R250
C215
R251
R252
C217
R253
C218
R254
C219
R255
R256
R257
C220
C221
C222
R265
R266
C248
C249
C253
C254
C255
C256
C257
C258
Q101
C259
Q102
Q103
B C E
G D S
E C B
Q104
E C B
E C B
E C B
Q105
Q106
C260
C261
C262
C263
C264
C265
Q1
10
Q112
Q113
L100
Q114
Q115
L102
Q116
E C B
B C E
E C B
B C E
E C B
B C E
E C B
Q117
FB104
FB105
FB105
FB106
FB107
FB107
FB108
FB109
FB110
R100
R101
FB111
R102
R103
R105
R
111
R120
CN104
R121
R122
R123
R124
R125
R132
R133
R138
R140
C105
C106
C107
R144
C1
10
C112
C1
15
C1
16
R153
R158
C123
R162
S104
S103
S105
R164
AUDIO IN
D107,S105
VOL –
S103
DC IN 18V
J101
AUDIO IN
J100
(LAN)
CN100
MODULE
(10SA-NS400)
!
VOL +
S104
R165
R166
R167
R168
R169
R170
R171
R172
R173
C137
1
3
5
4
R174
C141
R184
R188
R190
R194
R198
R199
D101
D105
D106
D107
D108
D1
12
C179
C181
1
2
11
9
120
C187
C197
R200
R201
R205
R206
R207
R208
R209
1-883-499-
(11)
11
MAIN BOARD (SIDE B)
CN100
S100
(POWER)
-2
-1
OFF
ON
2
1
8
7
4-3. PRINTED WIRING BOARD – MAIN Section (2/2) –
•
: Uses unleaded solder.
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