5
4 Schematic Diagram
4.1.
Main (Micon) Circuit (1/2)
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
D
B
E
G
H
F
MAIN (MICON) CIRCUIT
SCHEMATIC DIAGRAM - 1
SC-UA3GS/GSX/PP
MAIN (MICON)
CIRCUIT
2/2
1/2
: +B SIGNAL LINE
P1
: MIC/AUX/TUNER SIGNAL LINE
: CD SIGNAL LINE
: USB SIGNAL LINE
BT: MAIN (BLUETOOTH): SCHEMATIC DIAGRAM - 3
CO: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 3
FL: MAIN (FAN LED): SCHEMATIC DIAGRAM - 3
FE: MAIN (FE): SCHEMATIC DIAGRAM - 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 6
OP: MAIN (OPT_SRC): SCHEMATIC DIAGRAM - 7
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 8
US: MAIN (USB): SCHEMATIC DIAGRAM - 8
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 9
A
TO MAIN (MICON)
CIRCUIT (2/2)
R2030
100
R2002
100
C2013
680P
1000P
C2041
1000P
C2032
1000P
C2030
1000P
C2029
LB2005
10
C2012
0.1
C2011
16V100
LB2014
J0JYC0000656
8
6
5
7
4
2
1
3
D1H81014A042
RX2002
R2005
220
100P
C2058
J0JCC0000287
LB2013
EE_SDA
EE_SCL
R2084
R2082
R2083
R2042
100K
100K
100K
10K
J0JCC0000287
LB2012
J0JCC0000286
C2053
0.1
R2009
220
VR
DS
DS
FE
FE
FE
FE
FE
FE
FE
FE
FE
FE
FE
CO
CO
CO
CO
CO
CO
VR
VR
CO FL
FE
R2006
220
R2008
220
C2004
0.1
0.1
C2052
100P
C2056
0.1
C2015
10
C2022
LB2029
J0JYC0000656
LB2002
J0JYC0000656
C2008
0.1
R2001
470 C2010
3.3
C2009
0.22
C2007
10
C2014
6.3V330
10
C2021
MV-DET
MIC_GND
MIC_DET
R2022
AC
F
LDO
MD
E
TRDRV
PW_SOC_1R5V
SPDRV
DSP_SDO1
OPEN_SW
CLOSE_SW
INNER_SW
DSP_SDO0
DSP_WCK
G_DSP_BCK
DSP_SDO1
USB_OVC
USB_PCONT
DSP_SDO0
BT_PCONT
TRVDRV
AGND1
FODRV
BD
VBIAS
MIC_IN
10K
5.6K...GS/GSX
2.7K...PP
R2062
R2063
10K
C2043
2.2
LB2048
J0JCC0000286
8
6
5
7
4
1
3
D1H81014A042
RX2008
8
6
5
7
4
2
1
3
RX2004
D1H81014A042
8
6
5
7
4
2
2
1
3
D1H81014A042
RX2003
100
R2079
100
R2078
J0JCC0000286
LB2047
DC_DET_AMP_FAN
PROTECT
DC_DET_PWR
TUN_RST
TUN_INT
LB2049
J0JCC0000286
2.2K
330K
R2035
R2041
100P
C2055
0.1
C2003
0.1
C2001
LB2035
J0JCC0000286
C2002
0.1
R2058
180K
Q2001
B1ABCF000176
INVERTER
FL_SDO
PWM_X2
FL1_CS
OPT_RST
I2C_SDA
I2C_SCL
NONAUDIO_DET
I2S_SEL
LD_CCW
LD_CW
DSP_SDO1
DGND
DSP_SDO0
FL_SCLK
LB2040
J0JCC0000286
LB2003
J0JYC0000656
KEY1
KEY3
KEY2
R2077
330K
10K
R2056
PW_SOC_1R5V
C2048
4.7
LB2001
J0JYC0000656
C2046
10
10
C2047
10
C2020
R2032
100
R2004
10K
10K
R2019
R2031
100
R2029
100
R2003
100
R2061
10K
R2027
10K
1000P
C2028
C2033
1000P
1000P
C2005
C2031
1000P
R2021
R2028
10K
10K
DSP_SCL
DSP_SDA
LB2004
J0JYC0000656
J0JYC0000656
LB2007
R2033
100
R2034
100
C2019
10
R2023
2.2K
R2024
2.2K
0.1
C2059
C2049 C2050
100P 100P
12P
C2024
H0A327200191
X2002
C2025
22P
BT_UART_TX
BT_UART_RTS
BT_UART_RX
R2017
220K
C2026
24P
C2023
12P
G_TUN_BCK
TUN_WCK
I2S_SDO1
USB0_D-
DGND
TU
DS
US
TU
TU
OP
OP
OP
CO
VR
BT
US
OP
US
VR
DA
BT
CO FE
FL
REM_IN
BT_HOST_WAKE
R2018
10M
R2040
100
LB2010
J0JCC0000286
8
6
5
7
4
2
1
3
RX2007
D1H81014A042
C2044
0.1
C2054
100P
C2027
0.1
R2016
1M
R2015
680
2
3
1
4
X2001
H0J169500045
0.1
C2051
LB2006
J0JYC0000656
FE
FE
FE
R2055
68K
8
6
5
7
4
2
1
3
D1H81014A042
RX2005
8
6
5
7
4
2
1
3
D1H81014A042
RX2006
R2054
15K
R2047
68K
R2048
15K
C2006
0.1
DSP_MUTE
DSP_RESET
R2059
10K
LB2011
J0JCC0000286
C2057
100P
J0JCC0000286
LB2044
31
66
2
3
1
8
9
5
4
7
6
29
68
15
17
24
23
26
27
25
19
18
21
22
20
16
10
12
14
13
11
70
73
75
77
80
79
81
82
THERMAL
PAD
78
76
74
72
92
91
94
96
95
T1
120
126
125
128
127
122
121
124
123
110
111
98
97
99
107
102
100
101
105
106
103
104
109
108
117
118
115
116
119
113
112
114
93
85
86
83
84
88
90
89
87
71
28
69
30
67
32
65
60
59
61
57
58
63
64
62
51
52
49
50
54
56
55
53
40
42
41
36
35
37
33
34
39
38
45
47
48
46
43
44
IC2001
C1AB00004409
SOC
R2007
220
R2013
220
LB2050
C2035
0.1
C2018
10
PCONT
JTAG TRST
Y2
EE_SCL0
CLOSE_SW
USB_OVC
USB_PCONT
EE_SDA0
DVDD_HV
INNER_SW
OPEN_SW
FL_CS
LD_CW
LD_CCW
FL_DO
Y0
FAN_CTL
FL_CLK
[MSDI] KEY_INT
EQO
RFI
PCO
FCO
F
PD
LD
ASY
FDOUT
TDOUT
AC
AVDD1
BIAS
E
BD
AGND1
AD_MONI1
AD_MONI0
KEY3
KEY 2/ADIN1
ADIN3
X2
DVDD_HV
X1
ANAMONI1
VSS_ADC
ANAMONI0
X0
Y3
[34] KEY 1/ADIN0
[33] VDD_ADC
MIC_IN/ADIN7
MVDET/ADIN4
REGION/ADIN5
MIC_DET/ADIN6
[67] JTAD TCK
[66] JTAG TDO
[65] DVSS
[96] DVSS
[95] NRST
[94] DVDD_HV
CLVOUT
SDOUT
JTAG TDI
JTAG TMS
VCC
[1] DVDD_HV
[2] PCONT
DVSS
RCR
REXT0
TMODE
REXTI
DVSS
PROTECT
USB1_DM
DSP_SCL
DSP_SDA
USB1_DP
DSP_RESET
DSP_MUTE
VSS_USB
USB0_DM
USB0_DP
VDD_USB
UART1_CTS
UART1_RTS
XIN_32K
DVDD_HV
XIN_PLL
XOUT_32K
DAB_BCK
DAB_LRCK
DVDD_LV
DAB_DATA
BT_HOST_WAKE
BT_UART_RX
BT_UART_TX
DVSS
OPT_RST
DAB_RST
I2S_SEL
NON AUDIO DET
DVDD_HV
[128] XOUT_PLL
DC_DET_PWR
TUN_SDA
TUN_RST
TUN_INT
TUN_SCL
DC_DET_AMP
DVDD_LV
G_TUN_BCK/BCKI0
TUN_WCK/LRCKI0
TUN_SDO/DATAI0/OPT_SDO
DVDD_HV
FL_CS
FL_CLK
FL_CLK
FL_DAT0
FL_DAT0
NRST
DGND
BT_WAKE
FL_DAT3
DVSS
FL_DAT2
G_DSP_CLK/BCKO1
BT_PCONT
DSP_SDO0/DATAO1
DVDD_LV
DSP_SDO1/DATAO2
DSP_WCK/LRCKO1
FL_DAT1
FL_CS
FL_DAT3
FL_DAT2
FL_DAT1
DVSS
CLK88/BT_WAKE
3.3V