Read Sony DSX-S300BTX Service Manual online
DSX-S300BTX
DSX-S300BTX
16
16
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM - AUDIO Section (1/2) -
SPI_SOMI
EEPROM
IC507
13
SPI_SIMO
12
NRESET
4
125 DP
127 DM
USB CONTROLLER
IC505 (1/2)
SYSTEM CONTROLLER
IC301 (1/3)
4
3
5
D+ (USB)
D– (USB)
57
CP_RESET
58
I2C_SCL
59
I2C_SDA
VBUS (USB)
VBUS (INTERNAL)
VBUS (EXTERNAL)
24
BSIF_LRCK
15
SP_DATA
14
SP_CLK
17 A-ATT
2 RESET IN
54
MC_TX
61 MC_RX
53
MC_RX
60 MC_TX
65
DSP_RST
85 /RST
66
DSP_SSTBY
37 /SRAMSTB
6 DOOR_SW
19
CD_SDI
18
CD_SDO
21
CD_BUSCLK
20
CD_XCCE
22
BSIF_DATA
25
BSIF_BCK
5
DEC_INT
9
DEC_XMUTE
70
ADIN1 (IN_L-CH)
74
ADIN2 (IN_R-CH)
PRE_L
PRE_R
A
27 SYSRST
DIGITAL SIGNAL PROCESSOR
IC605
92 BSIF_LRCK
91 BSIF_BCK
93 BSIF_XMUTE
23
BSIF_GATE
89 BSIF_GATE
4
BSIF_INT
88 BSIF_REQ
87 DEC_REQ
90 BSIF_DATA
67
XO
66
XI
X601
16.934MHz
SP_DATA
95
SP_CLK
96
BUS2/So
79
BUS3/Si
80
BUCK/SCL
81
/CCE
82
xSIGNAL PATH
: USB
: AUDIO
xR-ch is omitted due to same as L-ch.
80 BT_AUDIO_SEL or BTMUTE
D301
RESET
D119
MD_AUDIO_SEL
45 USB_SW
60
CD_XRST
8 CD_XRST
46 USB_EN
70
AT
T
72
ATT
DOOR_SW
C
BUIN
F
E
MUTING
CONTROL
Q106, 107
D503
B
D
D303
G_RST
(Except US, Canadian)
UNI_SO
17
UNI_SI
16
UNI_SCK
18
BUS_ON
26
BUIN
81
DATA I/O
DATA_IN
6
9
CLK
4
BUS_ON
1
RST
2
BATT
3
B/U B+
SONY BUS INTERFACE
IC101
CN101
5
4
6
2
7
TH101
D105
D106
BATTERY
CHECK
Q102
DATA_OUT 8
CLK_IN 11
BUS_IN 12
RST 13
B/U_CHECK 10
(US, Canadian)
BATTERY
CHECK
Q109, 110
CN201
(INTERNAL)
3
2
1
D+ (USB)
D– (USB)
VBUS (USB)
CN900
(EXTERNAL)
BUS CONTROL IN
USB SELECT
SWITCH
IC503
59
DA04 (F_L-CH)
61
DA05 (F_R-CH)
R-CH
54
DA02 (R_L-CH)
52
DA01 (SUB-CH)
57
DA03 (R_R-CH)
R-CH
FL
FL, RL, SUB
RL
SUB
FLASH MEMORY
IC504
DQ0 – DQ14, DQ15/A1
WE#
11
A0 – A20
D0 – D15
A0 – A20
110
WE
OE#
28
OE
26
111
CSO
CE#
15
3
FROM_BUSY
R
Y/BY#
12
109
RESET#
16
21
BT BOARD
PAT001
(PATTERN ANTENNA)
MIC801
LCH_P
RCH_P
R-CH
LCH_N
RCH_N
R-CH
56 BT_MIC_DET
MUTE
MIC
+3.3V
+3.3V
MIC
B+ SWITCH
Q802, 803
MIC INPUT
SELECT
IC801
MIC IN
BT_POW
MASTER_CTS
RESET
BT_POWER
54
BT_CTX
51
BT_RST
55
MASTER_TX
MASTER_RX
BT_TX
49
BT_RX
50
MASTER_RTS
BT_RTX
52
BT_L_P
BT_L_N
H
MIC B+
X501
12MHz
132
130
XI
XO
D502
: Bluetooth
: MIC
(Page 18)
(Page 18)
(Page 17)
(Page 18)
(Page 17)
(Page 17)
(Page 17)
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