Sony SA-NS310 Service Manual ▷ View online
SA-NS310
17
• IC Block Diagrams
– MAIN Board –
IC103 PCM1808PWR
IC103 PCM1808PWR
IC104 PST8445UL
IC105 NJU7181RB1 (TE2)
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
3
VDD
DGND
4
5
5
LRCK 7
REFERENCE
u1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
SCKI 6
VREF 1
GND 1
VDD 2
+
–
–
VREF
OUT
4
CD
3
CAP_D
5
RES_D
6
V+
8
OUT
7
IN
1
AMP_OUT
2
TRIN
3
GND
4
LEVEL
DETECTOR
DELAY
LATCH
CLR
D
+
–
–
L
IC107 NJM2878F3-05 (TE2)
IC110 TC7WH157FK
5
VIN
4
VOUT
2
GND
3
N.C.
1
CONTROL
BANDGAP
REFERENCE
THERMAL
PROTECTION
SELECT
11
6
ST
11
7
A 1
2
3
A
B
Y
5
Y
B
GND 4
VCC
8
Y
EN G
Y
SA-NS310
18
IC106 BD95830MUV-E2
IC113 TAS5717PHPR
VIN2
8
VIN2
7
VIN1
2
VIN1
1
VIN2
VREG
9
PGND2
10
PGND2
11
PGND2
12
FB2
EN1
19
FB1
22
GND
20
TEST
21
PGND1 29
PGND1 30
PGND1 31
PGND1 30
PGND1 31
VIN1 32
UVLO
TSD
VOUT2
18
EN2
17
VOUT1
23
EN1
BG
24
VINS
3
SW1 26
BOOT1 25
SW1 27
SW1 28
SW1 28
SW2
13
SW2
14
SW2
15
BOOT2
EN2
EN2/UVLO
OVP1
OVP2
0.56V
FB1
FB1
UVLO
OCP1
SCP
TSD
OCP1
SCP
TSD
SW1
UVLO
SCP
TSD
UVLO
SCP
OVP
OCP2
16
VREG
OVP
EN2
EN1
EN2
OCP2
VREG
DRIVER
CIRCUIT
DELAY
VREG
4
VCC
5
GND
6
VREG
OVP
OCP1
VREG
DRIVER
CIRCUIT
H
3
REG
TM
CONTROLLER
BLOCK
H
3
REG
TM
CONTROLLER
BLOCK
SW2
UVLO
EN1
EN1/UVLO
S
R Q
R Q
Q R
S
5V
REG
SOFT
START
SOFT
START
THERMAL
PROTECTION
REFERENCE
BLOCK
UVLO
–
+
+
–
+
+
+
–
–
0.96V
FB1
FB1
+
–
–
0.96V
FB2
FB2
+
–
–
0.56V
FB2
FB2
+
–
–
OUT_D 37
RESET
25
STEST
26
DVDD
DVSS
GND
27
28
CPN
6
HPVSS
5
CPP
7
AVSS
9
PLL_FLTM
10
PLL_FLTP
11
VR_ANA
12
HPVDD
8
SDIN
22
SCLK
21
LRCLK
20
PDN
19
VR_DIG
18
DVSSO
17
OSC_RES
16
MCLK
15
A_SEL
14
AVDD
13
29
AGND
30
VREG
31
SSTIMER
32
HP_SD
33
HPR_IN
HPR_OUT
4
3
HPL_OUT
2
HPL_IN
1
GVDD_OUT
PVDD_CD
34
35
BST_D
36
SERIAL
AUDIO
PORT
SAMPLE RATE
AUTODETECT
& PLL
SCL
24
SDA
23
SERIAL
CONTROL
SRC
PGND_CD 38
OUT_C 39
BST_C 40
BST_B 41
OUT_B 42
PGND_AB 43
OUT_A 44
BST_A 45
PVDD_AB 46
HP_PWMR 47
HP_PWML
TERMINAL CONTROL
48
4th ORDER
NOISE SHAPER
&
PWM
MICROCONTROLLER
BASED
SYSTEM
CONTROL
CLICK
&
POP
CONTROL
2
u HB
FET OUT
2
u HB
FET OUT
PROTECTION
LOGIC
CHARGE
PUMP
HEADPHONE
AMP/LINE DRIVER
DIGITAL
AUDIO
PROCESSOR
SA-NS310
19
• IC Pin Function Description
MAIN BOARD IC115 R5F364AEDFA (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1, 2
NO USE
O
Not used
3
SIRCS2
O
Not used
4
SIRCS
I
SIRCS signal input from the remote control receiver
5 to 7
NO USE
O
Not used
8
BYTE
I
External data bus width selection signal input terminal Fixed at “L” in this unit
9
CNVss
I
Processor mode selection signal input terminal
10, 11
NO USE
O
Not used
12
RESET
I
System reset signal input from the reset signal receiver “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
13
Xout
O
Main system clock output terminal (5 MHz)
14
Vss
-
Ground terminal
15
Xin
I
Main system clock input terminal (5 MHz)
16
Vcc
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt signal input terminal Not used
18
NW_SPI_REQ
I
Request signal input from the wireless LAN module
19
NW_SPI_READY
I
Ready signal input from the wireless LAN module
20
DC_DET
I
Speaker DC detection signal input terminal
21
NW_RESET
O
Reset signal output to the wireless LAN module “L”: reset
22
DAMP_SCL
O
Serial data transfer clock signal output to the digital power amplifi er
23
DAMP_VALID
I
Valid signal input terminal Not used
24
DAMP_SDA
O
Serial data output to the digital power amplifi er
25
DAMP_THM
I
Thermal warming signal input terminal Not used
26
DAMP_XFAULT
I
Fault signal input terminal Not used
27
DAMP_RESET
O
Reset signal output to the digital power amplifi er “L”: reset
28
DAMP_XMUTE
O
Muting control signal output terminal Not used
29
IIC_SCL
O
Not used
30
IIC_SDA
O
Not used
31
TXD1
O
Serial data output terminal for fl ash writing
32
RXD1
I
Serial data input terminal for fl ash writing
33
CLK1
I
Serial data transfer clock signal input terminal for fl ash writing
34
RTS1
O
Return to send signal output terminal for fl ash writing
35
NW_SPI_DOUT
O
Serial data output to the wireless LAN module
36
NW_SPI_DIN
I
Serial data input from the wireless LAN module
37
NW_SPI_CLK
O
Serial data transfer clock signal output to the wireless LAN module
38
NW_SPI_CS
O
Chip select signal output to the wireless LAN module
39
DAMP_XPDN
O
Power down signal output to the digital power amplifi er “L”: power down
40
NO USE
O
Not used
41
EPM
I
EPM signal input terminal for fl ash writing Fixed at “L” in this unit
42
NO USE
O
Not used
43
LED_PARTY_(RED)
O
LED drive signal output terminal for party streaming indicator (red color) “H”: LED on
44
LED_PARTY_(GRN)
O
LED drive signal output terminal for party streaming indicator (green color) “H”: LED on
45
PCON3b
O
Power supply on/off control signal output terminal “H”: power on
46
CE
I
Chip enable signal input terminal for fl ash writing Fixed at “H” in this unit
47
LED_PLAY (WHITE)
O
LED drive signal output terminal for illumination indicator (white color) “H”: LED on
48
LED_POWER (BLUE)
O
LED drive signal output terminal for illumination indicator (blue color) “H”: LED on
49
PCON3 (PVDD)
O
Power supply on/off control signal output terminal “H”: power on
50
PCON2 (M1.2v)
O
Power supply on/off control signal output terminal “H”: power on
51
PCON1
O
Power supply on/off control signal output terminal “H”: power on
52
LED_DIMMER
O
LED dimmer control signal output terminal Not used
53
PCON4 (M3.3V)
O
Power supply on/off control signal output terminal “H”: power on
54
LED_UPDATE (GRN)
O
LED drive signal output terminal for UPDATE indicator (green color) “H”: LED on
55
LED_I/O (RED)
O
LED drive signal output terminal for on/standby indicator (red color) “H”: LED on
56
LED_I/O (GRN)
O
LED drive signal output terminal for on/standby indicator (green color) “H”: LED on
57 to 59
NO USE
O
Not used
60
LED_LINK (RED)
O
LED drive signal output terminal for LINK indicator (red color) “H”: LED on
61
LED_LINK (GRN)
O
LED drive signal output terminal for LINK indicator (green color) “H”: LED on
SA-NS310
20
Pin No.
Pin Name
I/O
Description
62
Vcc2
-
Power supply terminal (+3.3V)
63
LED_AUDIO_IN
O
LED drive signal output terminal for AUDIO IN indicator “H”: LED on
64
Vss
-
Ground terminal
65
BCO_XAMP_MUTE
I
Amplifi er muting on/off control signal input from the wireless LAN module “L”: muting on
66
KEY_FACT_INT
I
ALL RESET key input terminal
67
SW_STBY_MODE
I
Standby mode switch input terminal “L”: STANDBY, “H”: NETWORK STANDBY
68 to 70
NO USE
O
Not used
71
BAT_CHARGING
O
Not used
72
BAT_FULL_CHG
O
Not used
73
PVDD_DET
I
PVDD power supply detection signal input terminal
74
KEY_POWER
I
Power key input terminal
75
AC_CUT
I
AC cut detection signal input terminal
76
NO USE
O
Not used
77
DBUG_TXD
O
Serial data output terminal for debug
78
EBUG_RXD
I
Serial data input terminal for debug
79
NO USE
O
Not used
80
DATA_SEL
O
Audio input selection signal output terminal “L”: AUDIO IN jack, “H”: wireless LAN module
81 to 83
NO USE
O
Not used
84
AUDIO_DET
I
Audio detection signal input terminal “L”: audio is detected
85
WIFI_MAX_CH_SEL
I
Wi-Fi destination setting signal input terminal
“L”: 1–13 ch (AEP, UK and Australian models), “H”: 1–11 ch (US and Canadian models)
“L”: 1–13 ch (AEP, UK and Australian models), “H”: 1–11 ch (US and Canadian models)
86 to 89
NO USE
O
Not used
90
KEY_PARTY
I
Party streaming function key input terminal
91
KEY_INPUT
I
AUDIO IN key input terminal
92
KEY_VOL+
I
VOL+ key input terminal
93
KEY_VOL
−
I
VOL
− key input terminal
94
KEY_WPS
I
WPS key input terminal
95
LED_UPDATE (RED)
O
LED drive signal output terminal for UPDATE indicator (red color) “H”: LED on
96
Avss
-
Ground terminal
97
DEST
I
Destination setting signal input terminal
98
VREF
I
Reference voltage (+3.3V) input terminal
99
Avcc
-
Power supply terminal (+3.3V)
100
KEY_UPDATE
I
UPDATE key input terminal
Ver. 1.1
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