5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A
MCU UART
DEBUG JACK
TO VFD BOARD
Max Vfb=3-0.7=2.3V
Min Vfb=0V
PWM 3V -> 12V
PWM 2.2V->7.5V
LSB 3.3V/100=0.033V
POWER
Airplay
Repeater
USB
ADC
8422
DSP
Audio AMP
IIC1_SDA
IIC1_SCL
CP_SDA
CP_SCL
IIC1_SDA
IIC1_SCL
CEC_MCU
SPDIF_REST
8422_INT0
SPDIF_SCL
SPDIF_SDA
SPDIF_SCL
SPDIF_SDA
DSP_UPG
SCLK_CS
REQ_CS
MOSI_CS
DSP_BUSY
MISO_CS
CS_CS
RST_CS
NET_MDIO
HP_DET
SLEEP_PCON
BT_SPDIF
FAN_DET
5700_INT
MOSI_CS
MISO_CS
SCLK_CS
CS_CS
DSP_UPG
USB_OC
5700_INT
MCU_PCON
DSP_BUSY
ROM_SDA
ROM_SCL
MIC_IN
SPDIF_REST
5700_SCL
5700_SDA
UARXD2
UATXD2
USB_SEL
UART3_RX
BT_RST
IIC4_SDA
IIC4_SCL
TAS5538_RST
VFD_RST
OTG_DP
OTG_DM
IR_IN
YO YI
SWDIO
SWCLK
RP_Reset
BT_EN
VCLK
NFC_FD
VSTB
OTG_DP
OTG_DM
YO
YI
IIC3_SDA
IIC3_SCL
IIC3_SCL
IIC3_SDA
UART2_RX_VOL
UART2_TX_VOL
CP_RST
MA_REQ
FAN_DET
MA_MISO
MA_MOSI
IR_M
NRSTM_RST
FAN_PWM
RST_CS
OPTI1_detect
ADC_RST
RP_SDA
8422_INT0
CP_SDA
CP_SCL
MA_CLK
MA_SS
RP_SCL
NET_MDC
UART3_TX
MIC_CTL
USB_EN
HP_SEL
USB_SEL
UART3_TX
UART3_RX
UART2_RX_VOLVOL_TX
VCC_D1
IR_IN
VDIN
VSTB
VCLK
UART2_TX_VOLVOL_RX
VFD_RST
SWCLK
MIC_CTL
SWDIO
HP_DET
USB_OC
USB_EN
VCC_FAN
BT_TX
BT_RX
BT_EN
BT_RST
A_RESET_N
FAN_PWM
MA_REQ
MA_MOSI
MA_CLK
MA_MISO
MA_SS
REQ_CS
NFC_FD
COAX_detect
UARXD2
UATXD2
A_RESET_N
TAS5538_PDN
BT_RX
BT_TX
BANK_ERR
TAS5538_EMO
CEC_MCU
M_MUTE
MCU_PCON
TAS5538_EMO
RP_Reset
RP_SCL
RP_SDA
RP_INT
SLEEP_PCON
TAS5538_RST
TAS5538_PDN
TAS5538_SCL
TAS5538_SDA
BANK_ERR
HP_SEL
TAS5538_SCL
TAS5538_SDA ADC_SDA
ADC_SCL
ADC_RST
IIC3_SDA
IIC3_SCL
ADC_SDA
ADC_SCL
CP_RST
IIC4_SDA
IIC4_SCL
IIC4_SDA
IIC4_SCL
5700_SDA
5700_SCL
ROM_SDA
ROM_SCL IIC3_SCL
IIC3_SDA
IIC4_SDA
IIC4_SCL
MHL_POWER_EN
HP_MUTE
RP_INT
HP_DET
USB_OC
NFC_FD
IIC1_SCL
IIC1_SDA
IIC1_SDA
IIC1_SCL
VDIN
VSTB
VDIN
VCLK
VFD_RST
MCU2_UPG
MCU2_UPG
MCU2_UPGUART2_TX_VOL
UART2_RX_VOL
MHL_POWER_EN
NET_MDC
NET_MDIO
MHL_POWER_EN
OPTI2_detect
3.3V
STB_3.3V
STB_3.3V
STB_3.3V
3.3V_STBY_MCU
STB_3.3V
STB_3.3V
VSS_D
3.3V
STB_3.3V
STB_3.3V
STB_3.3V
STB_3.3V
STB_3.3V
STB_3.3V
STB_3.3V
3.3V
STB_3.3V
STB_3.3V
3.3V
STB_3.3V
+12V_D
STB_3.3V
3.3V_STBY_MCU
+12V_FB +12V_D
VCC_D
3.3V_STBY_MCU
VCC_D
VCC
STB_3.3V
STB_3.3V
3.3V
STB_3.3V
3.3V
VCC_D
STB_3.3V
STB_3.3V
3.3V
3.3V
VCC
3.3V
CEC_MCU 11
SPDIF_REST 16
SPDIF_SCL 16
SPDIF_SDA
16
8422_INT0
16
DSP_UPG 17
SCLK_CS 17
MOSI_CS 17
CS_CS 17
MISO_CS
17
REQ_CS
17
DSP_BUSY
17
RST_CS 17
MT_UART2_RX
9
MT_UART2_TX
9
USB_SEL
9
OTG_DP
9
OTG_DM
9
HP_MUTE
18
MCU_SCLK
16
MCU_SDATA
16
MCU_MCLK
16
MCU_LRCLK
16
IR_M 8
M_MUTE
18
BT_SPDIF 16
MCU_PCON 5
TAS5538_EMO
18
RP_INT
12
RP_SCL 12
RP_SDA
12
RP_Reset 12
SLEEP_PCON 10,5
TAS5538_RST 18
TAS5538_PDN 18
TAS5538_SCL 18
TAS5538_SDA 18
BANK_ERR 18
HP_SEL 18
IR_IN
10
ADC_RST 16
ADC_SCL 16
ADC_SDA 16
MIC_IN 16
NET_MDIO 10
NET_MDC 10
A_RESET_N
10
MA_REQ
10
MA_SS
10
MA_CLK
10
MA_MISO
10
MA_MOSI
10
MHL_POWER_EN
9
BD_STATE
10
PCON_EN5
R424
3K
R424
3K
C453
10uF/10V/Y5V
C453
10uF/10V/Y5V
C551 0.1uF/25V/Y5VC551 0.1uF/25V/Y5V
C139
1uF/10V/Y5V
C139
1uF/10V/Y5V
C501 0.1uF/25V/Y5VC501 0.1uF/25V/Y5V
R639 0R639 0
C504
0.1uF/25V/Y5V
C504
0.1uF/25V/Y5V
R580 33R580 33
R448 33R448 33
R467 33R467 33
U714
EEPROM_16Kb_M24C16
U714
EEPROM_16Kb_M24C16
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
C536
100pF/50V/NP0
C536
100pF/50V/NP0
R653 4.7KR653 4.7K
C507
27pF/50V/NP0
C507
27pF/50V/NP0
R499 10KR499 10K
R539 33R539 33
C515
0.1uF/25V/Y5V
C515
0.1uF/25V/Y5V
C509
0.1uF/25V/Y5V
C509
0.1uF/25V/Y5V
R433 4.7KR433 4.7K
R575 10KR575 10K
C540
100pF/50V/NP0
C540
100pF/50V/NP0
R626 NC/0R626 NC/0
Q11
NPN_3DG3904M
Q11
NPN_3DG3904M
R562 10KR562 10K
R573 33R573 33
R493 33R493 33
R498 10KR498 10K
R582 4.7KR582 4.7K
C561
100pF/50V/NP0
C561
100pF/50V/NP0
Q6
PNP_3CA8550C
Q6
PNP_3CA8550C
R511
0
R511
0
R667 0R667 0
R439 33R439 33
R65810K R65810K
TP301TP301
R192 10KR192 10K
R472 33R472 33
R435 33R435 33
R640 0R640 0
R497 10KR497 10K
R188 4.7KR188 4.7K
R186
1.2K
R186
1.2K
R574 33R574 33
R568 33R568 33
R895 10KR895 10K
R513 0R513 0
R558 33R558 33
TP302TP302
R469 33R469 33
R444 0R444 0
R627 100R627 100
R442 33R442 33
C511 2.
2uF
C511 2.
2uF
TR1
NTC/10Kohm
TR1
NTC/10Kohm
C395
0.1uF/25V/Y5V
C395
0.1uF/25V/Y5V
D25
LL4148
D25
LL4148
R52210K R52210K
R566 33R566 33
R569 33R569 33
R440 33R440 33
R62410K R62410K
TP303TP303
C492
0.1uF/25V/Y5V
C492
0.1uF/25V/Y5V
C529
100pF/50V/NP0
C529
100pF/50V/NP0
C496
0.1uF/25V/Y5V
C496
0.1uF/25V/Y5V
C497
0.1uF/25V/Y5V
C497
0.1uF/25V/Y5V
R248 100KR248 100K
R427
4.7K
R427
4.7K
R559 33R559 33
R437 33R437 33
C528
100pF/50V/NP0
C528
100pF/50V/NP0
R681 33R681 33
R465 0R465 0
Y5
14.7456MHZ
Y5
14.7456MHZ
R570 4.7KR570 4.7K
R557 33R557 33
R44910K R44910K
R436 0R436 0
C499
0.1uF/25V/Y5V
C499
0.1uF/25V/Y5V
R883 0R883 0
R556 100R556 100
R565 33R565 33
C563
47pF/50V/NP0
C563
47pF/50V/NP0
R430 4.7KR430 4.7K
R68410K R68410K
R425 1MR425 1M
Q34
PNP_3CG3906M
Q34
PNP_3CG3906M
XP29
2PIN_2.5mm
XP29
2PIN_2.5mm
1
1
2
2
C508 2.
2uF
C508 2.
2uF
FB44
500/500mA
FB44
500/500mA
R623 33R623 33
R532 33R532 33
R541 33R541 33
R625 4.7KR625 4.7K
R476 33R476 33
C559
100pF/50V/NP0
C559
100pF/50V/NP0
R87610K R87610K
C569
100pF/50V/NP0
C569
100pF/50V/NP0
R577 33R577 33
R885 33R885 33
C517
0.1uF/25V/Y5V
C517
0.1uF/25V/Y5V
R561 100R561 100
C512
0.1uF/25V/Y5V
C512
0.1uF/25V/Y5V
FB41 500/500mAFB41 500/500mA
R495 4.7KR495 4.7K
C562
100pF/50V/NP0
C562
100pF/50V/NP0
XP7
5PIN/1.0mm
XP7
5PIN/1.0mm
1
1
2
2
3
3
4
4
5
5
C530
100pF/50V/NP0
C530
100pF/50V/NP0
C534
100pF/50V/NP0
C534
100pF/50V/NP0
XP24
4PIN/2.0mm
XP24
4PIN/2.0mm
1
1
2
2
3
3
4
4
C505
100pF/50V/NP0
C505
100pF/50V/NP0
C506
0.1uF/25V/Y5V
C506
0.1uF/25V/Y5V
C498
0.1uF/25V/Y5V
C498
0.1uF/25V/Y5V
C518
10uF/10V/Y5V
C518
10uF/10V/Y5V
R888 100R888 100
R491 33R491 33
C495
0.1uF/25V/Y5V
C495
0.1uF/25V/Y5VR457 100R457 100
XP26
8PIN/2.0mm
XP26
8PIN/2.0mm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
C554
100pF/50V/NP0
C554
100pF/50V/NP0
R512
0
R512
0
R578 33R578 33
C527
100pF/50V/NP0
C527
100pF/50V/NP0
R189
4.7K
R189
4.7K
R417 0R417 0
C519
4.7uF/16V/Y5V
C519
4.7uF/16V/Y5V
R40210K R40210K
R48710K R48710K
R553 33R553 33
C553
10pF/50V/NP0
C553
10pF/50V/NP0
R52110K R52110K
R668 NC/0R668 NC/0
C521
22uF/10V/Y5V
C521
22uF/10V/Y5V
R401NC/1
0K
R401NC/1
0K
R434 33R434 33
C533
100pF/50V/NP0
C533
100pF/50V/NP0
C516
0.1uF/25V/Y5V
C516
0.1uF/25V/Y5V
C514
27pF/50V/NP0
C514
27pF/50V/NP0
R567 100R567 100
R887 100R887 100
R581 10KR581 10K
R406 10KR406 10K
R560 33R560 33 FB45
220/1200mA
FB45
220/1200mA
C32
0.1uF/16V/Y5V
C32
0.1uF/16V/Y5V
R426 0R426 0
R597 33R597 33
R40510K R40510K
R
85110K
R
85110K
U44
IC
_8P_CP2.0C
U44
IC
_8P_CP2.0C
GND
1
SDA
2
NC
3
NC
4
NC
5
SCL
6
RST
7
VCC
8
GND
9
R61910K R61910K
R450
27K
R450
27K
R64610K R64610K
R555 100R555 100
R477 33R477 33
R54210K R54210K
R468 33R468 33
R455 33R455 33
R670 33R670 33
C500
0.1uF/25V/Y5V
C500
0.1uF/25V/Y5V
XP25
4PIN/2.0mm
XP25
4PIN/2.0mm
1
1
2
2
3
3
4
4
U21
STM32F205
U21
STM32F205
PA0-WKUP
23
PE7
38
PA11
70
BOOT0
94
PB8
95
PB9
96
PE0
97
PE2
1
PE3
2
PE4
3
PE5
4
PE6
5
VBAT
6
VSS_5
10
PC13-RTC_AF1
7
PC14-OSC32_IN
8
PC15-OSC32_OUT
9
VDD_5
11
PH0-OSC_IN
12
PH1-OSC_OUT
13
NRST
14
PC0
15
PC1
16
PC2
17
PC3
18
VDD_12
19
VSSA
20
VREF+
21
VDDA
22
PA1
24
PA2
25
PA3
26
VSS_4
27
VDD_4
28
PA4
29
PA5
30
PA6
31
PA7
32
PC4
33
PC5
34
PB0
35
PB1
36
PB2/BOOT0
37
PE8
39
PE9
40
PE10
41
PE11
42
PE12
43
PE13
44
PE14
45
PE15
46
PB10
47
PB11
48
VCAP_1
49
VDD_1
50
PA10
69
PA9
68
PA8
67
PC9
66
PC8
65
PC7
64
PC6
63
PD15
62
PD14
61
PD13
60
PD12
59
PD11
58
PD10
57
PD9
56
PD8
55
PB15
54
PB14
53
PB13
52
PB12
51
VDD_2
75
VSS_2
74
VCAP_2
73
PA13
72
PA12
71
PB7
93
PB6
92
PB5
91
PB4
90
PB3
89
PD7
88
PD6
87
PD5
86
PD4
85
PD3
84
PD2
83
PD1
82
PD0
81
PC12
80
PC11
79
PC10
78
PA15
77
PA14
76
RFU
99
PE1
98
VDD_3
100
C542
100pF/50V/NP0
C542
100pF/50V/NP0
C543
100pF/50V/NP0
C543
100pF/50V/NP0
R546 33R546 33
C873
100pF/50V/NP0
C873
100pF/50V/NP0
R453 100R453 100
C541
100pF/50V/NP0
C541
100pF/50V/NP0
R533 33R533 33
C531
100pF/50V/NP0
C531
100pF/50V/NP0
R466 33R466 33
C520
4.7uF/16V/Y5V
C520
4.7uF/16V/Y5V
R587 NC/10KR587 NC/10K
R494 33R494 33
C550
100pF/50V/NP0
C550
100pF/50V/NP0
R703 33R703 33
R454
4.7K
R454
4.7K
R489 33R489 33
TOP
XP6
24PIN/0.5mm
TOP
XP6
24PIN/0.5mm
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
25
26
R564 100R564 100
C532
100pF/50V/NP0
C532
100pF/50V/NP0
C510
0.1uF/16V/X7R
C510
0.1uF/16V/X7R
D17
LL4148
D17
LL4148
C539
100pF/50V/NP0
C539
100pF/50V/NP0
R48810K R48810K
R423 NC/10KR423 NC/10K
R470 33R470 33
R203 100KR203 100K
R458
10K
R458
10K
R886 470R886 470
C502 0.1uF/25V/Y5VC502 0.1uF/25V/Y5V
R571 4.7KR571 4.7K
R41810K R41810K
R572 4.7KR572 4.7K
R65710K R65710K
R486 33R486 33
R563 33R563 33
7-21 7-21
Main & In & NFC Board Circuit Diagram:MCU
BDS 280 + 580 Service Manual
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