Sony SRS-NWM10 Service Manual ▷ View online
SRS-NWM10
5
2-3. POWER BOARD
2-4. AMPLIFIRER BOARD, CONTROL BOARD
1
two screws (B2.6)
3
wire (flat type) (13 core)
(CN903)
(CN903)
5
connector panel
6
POWER board
4
two screws (B2.6)
2
3
speaker (R-ch) (SPK201)
5
speaker (L-ch) (SPK101)
2
four screws (B2.6)
0
CONTROL board
8
wire (flat type) (13 core)
(CN501)
(CN501)
7
wire (flat type) (13 core)
(CN502)
(CN502)
9
AMPLIFIER board
1
four screws (B2.6)
4
four screws (B2.6)
6
6
SRS-NWM10
SECTION 3
DIAGRAM
•
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.
•
C
: panel designation.
•
A
: B+ Line.
•
Power voltage is dc 4.5V and fed with regulated dc power
supply from battery terminal.
supply from battery terminal.
•
Voltages are dc with respect to ground under no-signal
conditions.
no mark : POWER ON
conditions.
no mark : POWER ON
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Signal path.
F
: AUDIO
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
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.
surface
•
Lead Layouts
Lead layout of conventional IC CSP (chip size package)
•
The voltage and waveform of CSP (chip size package)
cannot be measured, because its lead layout is different
from that of conventional IC.
cannot be measured, because its lead layout is different
from that of conventional IC.
•
IC Block Diagrams
– AMPLIFIER Board –
IC101, 201
TPA2010D1YZFR
IN+
1
VDD
2
IN–
3
VO+
5
GND
6
PVDD
9
GND
8
SHUTDOWN
4
+
–
VO–
7
PWM
H-
BRIDGE
BIAS
CIRCUITRY
INTERNAL
OSCILLATOR
IC302
PST3519UR
VDD 2
GND 1
+
–
VREF
CD
3
OUT
4
– POWER Board –
IC901
S-80943CNMC-G9DT2G
VDD 2
OUT 1
VSS 3
+
–
VREF
CD
5
NC
4
DELAY
CIRCUIT
SRS-NWM10
7
7
SRS-NWM10
3-1. PRINTED WIRING BOARDS – AMPLIFIER/CONTROL Boards –
•
Semiconductor
Location
Location
Ref. No. Location
D101
F-6
D102
F-6
D201
F-7
D202
F-8
D302
D-6
D401
B-6
D402
B-7
IC101
E-6
IC201
F-8
IC301
E-7
IC302
G-7
Q301
D-6
Q302
E-6
Q401
B-7
Note 2: IC101, IC201 on the AMPLIFIER board and RV401 on the CON-
TROL board cannot exchange with single. When IC101, IC201
or RV401 are damaged, exchange the entire mounted board.
or RV401 are damaged, exchange the entire mounted board.
:Uses unleaded solder.
IC301
FB104
C307
VDR201
CP5
VDR202
CP6
FB204
FB202
FB201
FB203
IC201
Q301
Q302
C305
IC101
FB101
FB103
CP3
VDR101
CP4
VDR102
FB102
IC302
D101
D102
D201
D202
D302
R208
R209
R210
R212
R211
JR201
R105
R102
R101
R110
R109
R108
R111
R112
JR101
R202
R201
R205
C201
C202
C204
C213
C205
C208
C209
C206
C207
C210
C203
C212
C112
C110
C107
C104
C113
C105
C106
C108
C109
C103
C102
C101
C310
C306
C309
C308
C111
C211
R304
R305
CN501
CN502
Q401
D402
D401
R402
R401
CN401
S401
RV401
AMPLIFTER BOARD
(CONDUCTOR SIDE)
1
3 4
2
1-869-331-
11
(11)
CP2
1
2
3
8
9
4
7
6
5
1
2
3
8
9
4
7
6
5
SPK101
(L-CH)
SPK201
(R-CH)
DRY BATTERY
SAZE "AA"
(IEC DESIGNATION R6)
3PCS. 4.5V
CP1
A
POWER BOARD
CN903
AMPLIFTER BOARD
(COMPONENT SIDE)
1-869-331-
11
(11)
1-869-332-
11
(11)
CONTROL BOARD
(COMPONENT SIDE)
1-869-332-
11
(11)
CONTROL BOARD
(CONDUCTOR SIDE)
-1
-2
-2
-1
-2
POWER
VOLUME
POWER
(GRN)
CHARGE
(RED)
ON
STANDBY
D401
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
Note 1: Refer to since SUPPLEMENT-1 about printed wiring boards of
Canadian model.
Ver. 1.1
SRS-NWM10
8
8
SRS-NWM10
3-2. SCHEMATIC DIAGRAM – AMPLIFIER/CONTROL Boards –
Note 2: IC101, IC201 on the AMPLIFIER board and RV401 on the CON-
TROL board cannot exchange with single. When IC101, IC201
or RV401 are damaged, exchange the entire mounted board.
or RV401 are damaged, exchange the entire mounted board.
•
See page 6 for IC Block Diagrams.
Q301
FB203
C307
C308
IC302
CN502
C210
C209
C207
C212
FB202
FB201
C211
FB204
C208
C206
R208
R209
C305
R305
C306
C110
C109
C112
C111
FB104
FB103
FB101
FB102
C106
R108
R109
R304
C310
CN501
CN401
R402
R401
Q302
C309
IC101
SPK101
SPK201
CP3
CP4
CP5
CP6
VDR102
VDR101
D102
D101
JR101
R111
C104
C107
C108
R112
C105
IC201
CP1
CP2
VDR202
VDR201
JR201
R212
C205
R211
C204
IC301
R110
R210
C202
C203
D302
C103
R101
C101
R102
R105
C102
R201
R202
C201
RV401
Q401
D401
D402
S401
D202
D201
R205
D401
DTA114EUA
100
16V
16V
0.33
PST3519UR
13P
0.1
0.01
100p
0.001
0.001
100p
100p
33k
C213
2200p
2.2k
47
16V
22k
22
0.1
0.01
0.001
0.001
100p
33k
C113
2200p
2.2k
22k
1
13P
13P
1k
150
DTC114EUA
0.1
TPA2010D1
BAV99
BAV99
0
22k
0.22
100p
100p
22k
0.22
TPA2010D1
0
22k
0.22
22k
0.22
NJU7002M-TE2
22k
22k
0.47
0.068
BAV99
0.068
10k
0.0033
1.2k
1.5k
0.47
10k
1.2k
0.0033
10k/10k
DTC114EUA
SML521MUW(1/2)
(GRN)
BAV99
BAV99
BAV99
1.5k
SML521MUW(2/2)
(RED)
R
AGND
L
AMP 5V
AMP 5V
OPERATE
AMP GND
BATT-
OPE SW
LED 5V
LED GND
R_RE
AGND
L_RE
AMP 5V
AMP GND
AMP GND
BATT-
LED GND
AGND
AGND
OPERATE
L MIX
R MIX
CHG LED
CHG LED
IN+
GND
VO-
VDD
PVDD
GND
IN-
SHUTDOW
N
VO+
IN
+
GND
VO-
VDD
PVDD
GND
IN
-
SHUTDOW
N
VO+
VDD
VSS
OUT
CD
R_RE
AGND
AGND
AGND
L_RE
L MIX
R MIX
LED GND
LED GND
OPERATE
CHG LED
LED 5V
OPE SW
CSP
(Chip Size Package)
AUDIO POWER AMP
(L-CH)
(R-CH)
(Chip Size Package)
CSP
AUDIO POWER AMP
DRY BATTERY
(IEC DESIGNATION R6)
SIZE"AA"
3PCS. 4.5V
VOLTAGE DETECT
PRE AMP
VDD
VSS
Q301,302
B+ SWITCH
VOLUME
-1
-2
LED DRIVE
POWER
CHARGE
POWER
ON
STANDBY
-2
-1
Ver. 1.1
Note 1: Refer to since SUPPLEMENT-1 about schematic diagram of Ca-
nadian model.
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