Sony SA-NS400 Service Manual ▷ View online
SA-NS400
21
1
A
B
C
D
E
F
G
2
3
4
5
6
7
IC900
A
MAIN BOARD
CN101
2
3
1
CL900
CL901
CL902
CL903
CL904
CL905
CL906
CL907
CL908
CL909
CL913
Q900
Q903
R900
R902
R904
R906
R907
B C E
B C E
R909
R911
R913
R919
CN900
1
11
R920
R922
R926
C900
C901
C903
C904
C905
S900
D900
D900 – 902
(ILLUMINATION (BLUE))
D903 – 905
(ILLUMINATION (WHITE))
D901
D902
D903
D904
D905
PARTY
STREAMING
D907
GRN
(START)
RED
(CLOSE)
Q904
Q905
E C B
Q908
B C E
B C E
B C E
Q901
Q902
B C E
B C E
Q909
R901
R903
R905
R908
R910
R912
R914
R918
R921
R927
C902
C906
1-883-500-
(11)
11
1-883-500-
(11)
11
PANEL BOARD (SIDE A)
PANEL BOARD (SIDE B)
•
: Uses unleaded solder.
4-8. PRINTED WIRING BOARD – PANEL Section –
(Page 15)
SA-NS400
22
• IC Block Diagrams
IC101 PST3645NR (MAIN Board (1/3))
IC102 PCM1803DBR (MAIN Board (1/3))
IC103 TPS54233DR (MAIN Board (1/3))
IC104 TPS54233DR (MAIN Board (1/3))
IC104 TPS54233DR (MAIN Board (1/3))
VDD 2
OUT 1
GND 3
+
–
VREF
CD
5
NC
4
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
VINL 1
VINR 2
VREF1 3
VREF2 4
VREF2 4
VCC
AGND
5
6
6
BYPAS 8
TEST 9
LRCK 10
REFERENCE
× 1/64, × 1/128
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
MODE1
20
MODE0
19
FMT1
18
FMT0
17
OSR
16
SCKI
15
VDD
14
DGND
13
DOUT
12
BCK
11
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
PDWN 7
EN 3
VIN 2
BOOT 1
7 GND
8 PH
5 VSENSE
SHUTDOWN
LOGIC
BOOT
CHARGE
THERMAL
SHUTDOWN
SS 4
ENABLE THRESHOLD
ENABLE
COMPARATOR
+
+
–
6 COMP
MAXIMUM
CLAMP
FREQUENCY
SHIFT
GATE
DRIVE
LOGIC
LOGIC
BOOT
UNDERVOLTAGE
LOCKOUT
OSCILLATOR
SLOPE
COMPENSATION
ECO-MODE
MAXIMUM CLAMP
DISCHARGE
LOGIC
VOLTAGE
REFERENCE
PWM
COMPARATOR
PWM
LATCH
6
Q R
S
9 A/V
CURRENT
SENSE
ERROR
AMPLIFIER
SA-NS400
23
IC111 TAS5706PAPR (MAIN Board (3/3))
IC107 TK11150CSCL-G (MAIN Board (1/3))
IC106 SI-3010KM-TLS (MAIN Board (1/3))
1
VCONT
TSD
2
VIN
3
GND
4
VOUT
5
SENS
+
–
REF
6 GND
5
1
2
3
REG
4
VOLTAGE
CONTROL
COMP
VIN
VOUT
CONT
GND
NOISE
SERIAL
AUDIO
PORT
7 ABQs
PDAP
MIXERS BASS
MANAGEMENT
MICROCONTROLLER
BASED SYSTEM
CONTROL
SAMPLE RATE
AUTODETECT
AND PLL
SERIAL
CONTROL
TERMINAL CONTROL
4th
ORDER
NOISE
SHAPER
AND
PWM
2 ABQ
HIGH
PRECISION
VOLUME
SRC
SDIN1
25
SDIN2
24
VR_DIG
27
DVSS
26
SCLK
23
LRCLK
22
MUTE
21
DVSS
20
OSC_RES
19
VREG_EN
18
PDN
17
SCL
29
SDA
28
STEST
31
HPSEL
30
TEST2
BYPASS
AGND
VCLAMP_CD
BST_D
AVCC
BST_A
VCLAMP_AB
BST_B
PVCC_B
PVCC_B
PVCC_B
OUT_B
PVCC_C
BST_C
OUT_C
PVCC_C
OUT_C
32
56
57
54
55
55
58
59
60
61
60
61
62
63
63
64
52
53
50
51
49
7 ABQs
R
SUB
L
BQ
DRC
DRC
LOUDNESS
BQ
2x HB
FET OUT
2x HB
FET OUT
CLICK AND POP
CONTROL
DVDD
33
MCLK
34
BKND_ERR
35
VALID
36
HPL_PWM
37
HPR_PWM
38
SUB_PWM-
39
SUB_PWM+
40
PVCC_D
41
PVCC_D
42
PGND_D
43
PGND_D
44
OUT_D
45
OUT_D
46
PGND_C
47
PGND_C
48
OUT_B
1
PGND_B
2
PGND_B
3
OUT_A
4
OUT_A
5
PGND_A
6
PGND_A
7
PVCC_A
8
PVCC_A
9
AVDD
10
AVSS
11
PLL_FLTM
12
PLL_FLTP
13
VR_ANA
14
DVDD
15
RESET
16
SA-NS400
24
• IC Pin Function Descriptions
MAIN BOARD (2/3) IC108 R5F364A6DFA (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1, 2
NO USE
O
Not used. (Open)
3
BCO_SPI_CS
O
BridgeCo (DM870) Chip Enable (TP)
4
SIRCS
I
Sircs input
5
BCO_SPI_
DIN(UCOM_DOUT)
O
BridgeCo Serial Peripheral Interface Data Out (TP)
6
BCO_SPI_
DOUT(UCOM_DIN)
I
BridgeCo Serial Peripheral Interface Data In (TP)
7
BCO_SPI_CLK
O
BridgeCo Serial Peripheral Interface Clock Out (TP)
8
BYTE
I
External data bus
9
CNVss
I
Change processor mode
10, 11
NO USE
O
Not used. (Open)
12
RESET
I
System reset
13
Xout
O
Main Clock output (5 MHz)
14
Vss
—
Ground
15
Xin
I
Main Clock input (5 MHz)
16
Vcc1
—
BUP 3.3V
17
NMI
I
BUP 3.3V (= Vcc1)
18
BCO_SPI_REQ
I
Register Read Request from BridgeCo (DM870) (TP)
19
BCO_SPI_READY
I
Data Ready input from BridgeCo (DM870) (TP)
20
DC_DET
I
ASMP SP DC Detect
21
BCO_RESET
O
BridgeCo (DM870) Reset Control (TP)
22
DAMP_SCL(I2C)
I/O
DAMP Clock Out
23
DAMP_VALID
I
DAMP Valid
24
DAMP_SDA(I2C)
I/O
DAMP Data Out
25
DAMP_THM
I
DAMP THM
26
DAMP_FAULT
I
DAMP Fault
27
DAMP_RESET
O
DAMP Reset
28
DAMP_XMUTE
O
DAMP Muting
29
DAMP_XPDN
O
DAMP Power Down
30
NO USE
O
Not used. (Open)
31
TxD1
O
Flash Write Tx Data
32
RxD1
O
Flash Write Rx Data
33
CLK1
O
Flash Write Clock
34
RTS1
O
Flash Write RTS
35 to 40
NO USE
O
Not used. (Open)
41
EPM
I
Flash Write EPM (pull down)
42 to 45
NO USE
O
Not used. (Open)
46
CE
I
Flash Write CE (pull down)
47
NO USE
O
Not used. (Open)
48
PCON-3B
O
POWER CONTROL
49
PCON-3(PVDD)
O
POWER CONTROL
50
PCON-2(1.2v)
O
POWER CONTROL
51
POWER_CONT1
O
POWER CONTROL
52
LED_DIMMER
O
LED DIMMER CONTROL
53
LED_POWER(BLUE)
O
POWER LED CONTROL
54
LED_STANDBY
O
STANDBY LED CONTROL
55
LED_PLAY(WHITE)
O
PLAY LED CONTROL
56 to 61
NO USE
O
Not used. (Open)
62
Vcc2
—
BUP 3.3V (= Vcc1)
63
NO USE
O
Not used. (Open)
64
Vss
—
Ground
65
NO USE
O
Not used. (Open)
66
BCO_RESET_KEY_
IN
I
BridgeCo Reset Key in
67
BCO_XAMP_AMUTE
I
BridgeCo AMP MUTE in
68
POWER_SW_DET
I
Power Switch Detect
69 to 72
NO USE
O
Not used. (Open)
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