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SCH03 Bar MAIN USB IR ADC
FFC To KEY Board
STB_3V3
R33
R34
4.7K
4.7K
24
24
23
23
22
22
21
21
20
20
19
19
18
18
17
17
16
16
15
15
14
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
XP3
24P/0.5mm
FFC To AU Board
AGND
XP4
8PIN/0.5mm
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
C70
C69
SYS_3V3
01UADET1-SC27122
SYS_3V3
R65
R66
100K
10K
R68
220K
C74
4.7uF/6.3V/X5R
MP_R
R70
18K
C75
2.2uF/6.3V/X5R
Q3
2SC2712
R72
NC/0
R74
0
MP_L
Q5
R75
18K
C77
2.2uF/6.3V/X5R
2SC2712
R78
220K
C78
4.7uF/6.3V/X5R
R80
10K
SYS_3V3
SYS_3V3
VIO18_PMU
STB5V1
R41
0Ω/0603
R251
0Ω/0402
I2C_wireless_DATA
R249
0Ω/0402
I2C_wireless_CLK
R252
0Ω/0402
LED_SDA1
R250
0Ω/0402
LED_SCL1
FB6
220Ω/500mA
SUB_IIC_BUSY
FB7
220Ω/500mA
SUB_RST
R253
0
SUB_DATA2
FB5
220Ω/500mA
AMP_LRCK
FB4
220Ω/500mA
AMP_BCK
R248
0Ω/0603
SYS_3V3
POWER
KEY_POWER
INPUT
KEY_INPUT
BT_Pairing
KEY_BT
VOL+
KEY_VOL+
VOL-
KEY_VOL-
MP_L
R255
15K/1%
MP3_L
MP_R
R254
15K/1%
MP3_R
R59
0
SPDIF_OPT
R61
33
SYS_3V3
AGND
R64
10K
VIO18_PMU
C73
4.7uF/6.3V/X5R
R67
Q2
10K
2SC2712
D2
AUX_DET
BAT54S
AUX_DET
R73
15K/1%
Q4
3DG3904M
R76
18K/1%
IR IN
STB_3V3
IR
R42
R43
10K
100
IR1
3
VCC
2
GND
1
IR
IRM_8.3mm
IR
R46
10Ω
IR_IN
ADC ES7241D
， MT8516(Master)
ES7241(Slave)
SYS_3V3
R50
2.2
U7
11
1
+
VDDA
VDDP
4
VDDD
0.1uF/16V/X7R
7
MP3_L
RESETb
8
C59
1uF/10V/X5R
AGND
AINL
16
MP3_R
MCLK
10
5
C60
1uF/10V/X5R
AINR
SCLK
6
LRCK
C62
2
SDOUT
NC/180pF/50V/NP0
C61
13
NC/180pF/50V/NP0
REFP
9
15
REFQ
M0
14
M1
3
C63
C64
GNDD
12
17
1uF/10V/X5R
1uF/10V/X5R
GNDA
PAD
ES7241
R62
0
AGND
AGND
C71
0.1uF/16V/X7R
AGND
C72
0.1uF/16V/X7R
R63
0
AGND
AGND
WIFI KEY&LED
STB5V1
R69
R247
NC/160Ω
160Ω
LED1
LED2
NC/White
White
R77
WIFI_KEY
R79
1K
Q6
WIFI_LED
3DG3904M
R81
10K
11
USB IN
C33
0.1uF/16V/X7R
1
VCC
2
D-
3
D+
4
GND
P1
4PIN/2mm
R47
0
SYS_3V3
C57
C58
R51
NC/10UF/6.3V
10K
R52
1K
ADC_RST
R53
0Ω/0402
R54
0Ω/0402
ADC_MCLK
R55
0Ω/0402
ADC_BCLK
R56
0Ω/0402
ADC_LRCLK
ADC_DATA
R57
10K
R58
10K
SYS_3V3
R60
10K
SYS_3V3
R71
10K
SW1
1K
2
1
3
4
5
TAC039
USB_5V
C34
NC/10uF/10V/X5R
R44
0Ω/0402
USB_DM
R45
0Ω/0402
USB_DP
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