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5-7.
SCHEMATIC DIAGRAM - MAIN Board (4/8) -
1
2
MAIN BOARD
(4/8)
A
RTC_3.3V
R108
R108
4.7K
4.7K
R110
R110
33
33
1
OSCI
2
OSCO
TIME_ON/OFF
3
INT/
4
VSS
B
STB_3.3V
XP9
XP9
STB_3.3V
4PIN/2.0mm
4PIN/2.0mm
MCU_RST
1
1
2
SWIM
R114
R114
2
3
10K
10K
3
4
MCU_RST
D4
D4
4
LL4148
LL4148
MCU_RST
C
C114
C114
10uF/10V/Y5V
10uF/10V/Y5V
13
R268
R268
33
33
13
12
R253
R253
220
220
12
11
R254
R254
220
220
11
10
R266
R266
33
33
10
9
R252
R252
220
220
9
8
8
7
R130
R130
220
220
7
6
R131
R131
220
220
6
5
D
GND
5
4
R261
R261
33
33
4
3
R262
R262
33
33
3
2
R255
R255
33
33
2
1
R256
R256
33
33
1
XP15
XP15
13PIN/2.0mm
13PIN/2.0mm
3PIN/2.0mm
3PIN/2.0mm
XP19
XP19
1
R257
R257
33
33
1
2
2
3
R258
R258
33
33
3
E
F
HCD-ECL77BT/ECL99BT
3
4
STB_3.3V
RTC_3.3V
Apple Authentication
D3
D3
LL4148
LL4148
+ +
CE15
CE15
47uF/16V
47uF/16V
RTC_3.3V
U14
U14
PCF85163
PCF85163
8
VDD
7
CLKOUT
6
RTC_SCL
SCL
5
RTC_SDA
SDA
C108
C108
0.1uF/25V/X5R
0.1uF/25V/X5R
R113
R113
1M
1M
Y3
Y3
YO
YI
12MHz/20PPM
12MHz/20PPM
C113
C113
C112
C112
33pF/50V/NP0
33pF/50V/NP0
33pF/50V/NP0
33pF/50V/NP0
Connect VFD Board
LED_BLUE
VFD_CLK
VFD_DATA
POWER_KEY
VFD_CS
V_12V
V_-24V
IR
STB_5V
VOL+
VOL-
POWER_EN
CHG_EN
AUX_L
AUX_L
POWER_FRQ1
AUX_R
AUX_R
PCON
I2C_SW
STB_3.3V
C341
C341
C342
C342
5
6
Active Mode Current : 7.5mA
STB_3.3V
CP3V3
R109
R109
0
0
C106
C106
CP3V3
2.2uF/10V/Y5V
2.2uF/10V/Y5V
U15
U15
C111
C111
Authentication IC 2.0C
0.1uF/25V/X5R
0.1uF/25V/X5R
1
8
GND
VCC
CP_SDA
2
7
SDA
RST
3
6
CP_SCL
NC
SCL
4
5
NC
NC
9
GND
STB_3.3V
U16
U16
STM08S005C6
STM08S005C6
13
48
STB_3.3V
VDDA
PD7/TIM1_CH4
14
47
VSSA
UART1_RX/PD6
R145
R145
33
33
15
46
PB7/AIN7
UART1-TX/PD5
R133
R133
33
33
16
45
PB6/AIN6
PD4/BEEP/TIM2_CH1
17
44
R132
R132
1M
1M
PB5//AIN5/SDA
PD3/TIM2_CH2/ADC_ETR
R149
R149
1M
1M
18
43
PB4//AIN6/SCL
PD2/TIM2_CH3
R126
R126
33
33
19
42
PB3/AIN3/TIM1_ETR
PD1/SWIM
R155
R155
1M
1M
20
41
PB2/AIN2/TIM1_CH3N
PD0/TIM3_CH1
R144
R144
33
33
21
40
PB1/AIN1_TIM1_CH2N
PE0/CLK_CCO
R118
R118
33
33
22
39
PB0/AIN1_TIM1_CH1N
PE1/I2C_SCL
R166
R166
1M
1M
23
38
PE7/AIN8
PE1/I2C_SDA
R150
R150
1M
1M
24
37
PE6/AIN7
PE3/TIM3_CH2
C344
C345
C345
C347
C347
C344
STB_3.3V
25
25
7
8
9
STB_3.3V
R151
R151
10K
10K
AMP_MUTE
R107
R107
10K
10K
MUTE
MUTE
MUTE Circuit
MPEG_REST
MPEG_REST
PCON
PCON
POWER_EN
POWER_EN
VFD_FM_EN
VFD_FM_EN
V_12V
VCC_D
USB_EN
USB_EN
USB_FAULT
USB_FAULT
R153
R153
R154
R154
AMP_FAULT
AMP_FAULT
NC/0
NC/0
0
0
BT_RESET
BT_RESET
R157
R157
100K
100K
Q11
Q11
PNP_3CG3906M
PNP_3CG3906M
R156
R156
LL4148
LL4148
D5
D5
1K
1K
MUTE
CHG_EN
CHG_EN
R159
R159
10K
10K
+ +
CE17
CE17
100uF/16V
100uF/16V
POWER_FRQ1
POWER_FRQ1
RTC_SCL
RTC_SCL
RTC_SDA
RTC_SDA
CP_SCL
CP_SCL
CP_SDA
CP_SDA
MCU_SCL
MCU_SCL
MCU_SDA
MCU_SDA
I2C_SW
I2C_SW
4052_SW1
4052_SW1
4052_SW2
4052_SW2
RDS
RDS
R128
R128
NC/33
NC/33
MPEG_REST
FAN_PWM
FAN_PWM
R165
R165
1M
1M
NFC_INT
NFC_INT
R164
R164
1M
1M
VFD_CS
VFD_CS
R117
R117
33
33
NFC_INT
VFD_CLK
R122
R122
33
33
FAN_PWM
VFD_CLK
VFD_DATA
AMP_MUTE
VFD_DATA
LED_BLUE
R120
R120
33
33
SWIM
LED_BLUE
R147
R147
33
33
USB_EN
R148
R148
33
33
USB_FAULT
MCU_SCL
MCU_SDA
R162
R162
33
33
VFD_FM_EN
VFD_FM_EN
POWER_EN
PCON
POWER_FRQ1
VOL+
VOL-
I2C_SW
HCD-ECL77BT/ECL99BT
10
5
5
5
5
7
7
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
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