Skyworth 7M02B, Service Manual

Page: 30 / 35

Skyworth RGB R&D Centre Technical Document
30/35
Page 10 Main chip
C241
10uF
R
G
LED3
RED/GREEN
2 1
3
4
I2S_LRCK_OUT
I2S_DATA _OUT
I2S_BCK_OUT
R278
10KΩ
I2S_MCK_OUT
R142 100Ω
R143 100Ω
MSD6486XT USE: Mode Selection
Y2 01
24MHz
4 3
1 2
C281
10pF
Y1 4
1
C284
10pF
NAND_D7
AUV RM
AUV AG
C18
100nF
C17
10uF
Close to MST IC
with wide trace
MDI_TP
MDI_RP
MDI_TN
MDI_RN
MDI_TP
MDI_RN
MDI_RP
MDI_TN
R105
10KΩ
Ethernet
KEY0 _IN
C107
100nF
HDMI_A RC
+3.3V _Standby
R718
10KΩ
SW1
SWITCH
1
2 3
4
5
SW3
SWITCH
1
2 3
4
5
SW2
SWITCH
1
2 3
4
5
HDMI_CEC
HDMI_CEC
HDMI_A RC
SPDIF_OUT
C104
100nF
SPDIF_OUT
IR1
SENSOR
Vo ut
1
GND
2
Vc c
3
4
4
5
5
SPDIF
IR
3V 3STB
1
+3.3V _Standby
KEY&IR
KEY0 -IN
C105
33pF
R79
10KΩ
R1006
100Ω
IR
+3.3V _Standby
IRIN
R1013
NC/560Ω
R1003 0Ω
AMP_MUTE
POWER_DETECT
JA1J4
NC/EPHONE
3
3
2
2
1
1
NC
4
D20
NC/ESD
HP_DET
HP_DET
C815
1nF C816
1nF
EARPHONE_OUTL
201706 21
LED_R
C240
100nF
R1010
NC/0Ω
POH0_O N
HDMI2- Detect
MHL_CA BLE_DE T
GPIO
电平定义：高
>=2.5V, GPIO
低
<=0.7V
I2S_BCK_OUT
I2S_MCK_OUT
DIF-
C131
100nF
I2S_DATA _OUT
I2S_LRCK_OUT
DIF+
C132
100nF
VIFM
VIFP
I2S_BCK_OUT
I2S_MCK_OUT
I2S_LRCK_OUT
I2S_DATA _OUT
HP-MUTE-M
I2S_BCK_OUT
I2S_DATA _OUT
I2S_LRCK_OUT
I2S_MCK_OUT
HP-MUTE-M
AMP-RST
AMP-RST
AMP_MUTE
AMP_MUTE
EARPHONE-OUTL
HDMI1_HPDIN
EARPHONE-OUTL
HDMI1_SCL
HDMI1_SDA
HDMI1_HPDIN
HDMI1_SDA
HDMI1_RX0P
HDMI1_RX0N
HDMI1_CLKP
HDMI1_CLKN
EARPHONE-OUTR
HDMI1_SCL
EARPHONE-OUTR
HDMI1_RX2N
HDMI1_RX2P
HDMI1_RX1P
HDMI1_RX1N
HDMI1_RX1P
HDMI1_RX1N
HDMI1_RX0P
HDMI1_RX0N
HDMI1_CLKN
HDMI1_CLKP
HDMI1_RX2P
HDMI1_RX2N
HP-MUTE-M
C258
10uF
HP_DET
HP-MUTE-M HP_DET
I2C-SDA
I2C-SCL I2C-SCL
I2C-SDA
R169 0Ω
R170 0Ω
R167 0Ω
R168 0Ω
IFAGC-T
IFAGC-T
DIF+
DIF-
DIF+
DIF-
LV BCLKP
LV B3P
LV B2P
LV B0P
LV B1N
LV BCLKN
LV B3N
LV B2N
LV B1P
RXE1+
RXE0+
RXE0-
LV B0N
RXEC+
RXEC-
RXE2-
RXE1-
RXE3-
RXE3+
RXE2+
LV B4N
LV B4P
RXE4-
RXE4+
LV ACLKP
LV A1 P
CLOSE TO SOC
LV A1 N
LV A2 N
LV A3 N
LV A0 P
LV A2 P
LV A3 P
RXO1+
RXO0-
LV A0 N
LV ACLKN
RXO1-
RXO2-
RXOC-
RXO0+
RXOC+
RXO2+
RXO3+
LV A4 N
LV A4 P
RXO4-
RXO4+
RXO3-
I2C-SCL
I2C-SDA
R998
4.7KΩ
+3.3V _Normal
R997 4.7KΩ
C180
22pF
T_SCL
T_SDA
T_SCL
T_SDA
FB206
1KΩ/100MHz
RF_SW
RF_SW
R1011 1KΩ
RF_SW
RF_SW
I2C-SCL I2C-SDA
I2C-SCL
I2C-SDA
HS
HS01
HEAT SINK
GND
GND
UART-RX
UART-TX
UART-RX1
1
UART-TX1
1
RV1J10
NC/ESD
UART-GND
1
UART-TX
UART-RX
RV1J11
NC/ESD
R1012
NC/10KΩ
C812 47nF
C811 47nF
C814 47nF
C813 47nF
R1000 33Ω
R999 68Ω
R1002 33Ω
R1001 33Ω
I2S_DATA _OUT
I2S_BCK_OUT
BIN1
GIN1
RIN1
I2S_MCK_OUT
I2S_LRCK_OUT
YPbPr-PB
GIN1N
YPbPr-PR
YPbPr-Y
C184
22pF
C185
22pF
FB204
600Ω/100MHz
FB202
600Ω/100MHz
C187
22pF
C186
22pF
I2C-SCL
I2C-SCL
I2C-SDA
I2C-SDA
PANEL_ON/OFF
PANEL_ON/OFF
Mstar 建议 使用 Y3(TGPIO0)
PANEL
UART2_RX SD_WP
EEWP SD_WP
C181
22pF
PWR_ON/OFF
VBL _CTRL
BRI_A DJ
VID_0
VID_0
VBL _CTRL
BRI_A DJ
PWR_ON/OFF
D2
NC/ESD
R104
0Ω
R106
30KΩ
HDMI & Audio
C238
100nF
MUST p ull hi gh to 5VSTB
UP
1
DOWN
1
POWER
1
1'b1 No Authe ntication
3'b011 HEMCU_ROM_NAND ARM boot from ROM; oute r storage is NAND
R244 4.7KΩ
PWM
SA
R
SP
I
GPIO
LV
DS
U1503D
MSD6486XX
SAR0
C4
SAR1
A4
PANEL_ON/OFF
B4
PWM0
G21
PWM1
G19
PWM2
G20
PM_SPI_DI
A2
DDCA_CK/UART0_RX
E7
DDCA_DA/UA RT0_TX
E8
DDCR_CK
P17
DDCR_DA
P16
GPIO_PM1/PM_UART_TX
B3
PWR_ON/OFF
B1
GPIO_PM5/PM_UART_RX
B2
GPIO_PM7
D8
A0 P
R19
A0 M
R20
A1 P
R21
A1 M
T19
A2 P
T21
A2 M
T20
ACKP
U19
ACKM
U20
A3 P
V1 9
A3 M
V2 0
A4 P
V2 1
A4 M
W19
PWM_PM
E9
SAR3/PM_SPI_CZ
F8
B0P
K21
B0M
K20
B1P
L19
B1M
L20
B2P
M19
B2M
M20
BCKP
M21
BCKM
N19
B3P
N21
B3M
N20
B4P
P19
B4M
P20
VBL _CTRL
G4
VID1
A7
TCON4
T3
TCON5
T1
SAR5/PWR detec t
D6
GPIO_PM10
D7
UART_TX2
H16 UART_RX2
H17
VID0
B7
+5V_ Standby
R222 1KΩ
C236
10uF
C239
100nF
VSY NC0
UART-RX
HSYNC0
UART-TX
VGA -V SYNC
VGA -HSYNC
VID_0
RGB
CVB
S
PHY
USB
U1503E
MSD6486XX
GIN0P
K3 GIN0M
K1
HSYNC0
G5
VSY NC0
G6
GIN1P
L2
VSY NC2
G7
GIN2M
N1
CVBS0P
K6 CVBS1P
J6
VCOM0
K5
TP
B5
GPIO20
C5
RN
A6
TN
C6 RP
B6
GPIO19
C7
DM_P0
Y9
DP_P0
AA 9
DM_P1
W9
DP_P1
AA 10
RIN0P
K2
BIN0P
J1
RIN1P
M2
GIN1M
M3
RIN2P
N2
GIN2P
N3
BIN2P
M1
BIN1P
L3
CVBS_OUT1
J5
DM_P2
H20
DP_P2
H19
FB205
0Ω
GPIO_PM0
Y1 5
1
Crystal
C283
1uF
BIN1
GIN1
GIN1N
RIN1
WIFI-Reset
RGB&USB&ETHERNET
C193
2.2uF
NAND & CI & TS & Front End
VBL _CTRL
WIFI_WAKE
WIFI_WAKE
U1503F
MSD6486XX
DVDD_DDR_B
J13
AV DD_PLL
H5
AV DD_MOD
H6
VDDP/V DDP_3318
H4
GND
F9
VDDC
J14
VDDC
J15
VDDC
K15
VDDC
K16
VDDC
K17
VDDC
K18
VDDC
L14
VDDC
L15
VDDC
L16
VDDC
L17
VDDC
L18
DVDD_DDR_A
K13
AV DDL_DVI
L13
AV DD_A U33
T6
AV DD3P3_DMPLL
L8
AV DD_NODIE
L4
AV DD3P3_DADC
L6
AV DD3P3_USB
U6
AV DD3P3_ADC
L5
AV DD_DDR1_C
K12
AV DD_DDR1_D
J12
AV DD_DDR0_D
M12
AV DD_DDR1_C/A VDD11_DDR
K11
AV DD_DDR0_C/A VDD04_DDR
M11
AV DD_5V _HDMI_C
W8
NC
H15
GND_EFUSE
J8
AV DD3P3_ETH
L7
DVDD_NODIE
U5
DVDD_NODIE
V5
NC
J17
NC
J16
VDDC
K14
AV DD_DDR0_C
L12
AV DD3P3_USB
V6
VDDIO_DRAM
N12
VDDIO_DRAM
N13
NC
P15
GND
A1 3
GND
A1 5
GND
A1 8
GND
B12
GND
B14
GND
B16
GND
B17
GND
B19
GND
B20
GND
C9
GND
C10
GND
C21
GND
D9
GND
E20
GND
F11
GND
F13
GND
F15
GND
F17
GND
F19
GND
F21
GND
G8
GND
G9
GND
G10
GND
G11
GND
G12
GND
G13
GND
G14
GND
G15
GND
G16
GND
G17
GND
G18
GND
H9
GND
H11
GND
H12
GND
H13
GND
H14
GND
H18
GND
J9
GND
K8
GND
K9
GND
K10
GND
L9
GND
L11
GND
M9
GND
M10
GND
M13
GND
M14
GND
M15
GND
M16
GND
M17
GND
M18
GND
N9
GND
N10
GND
P12
GND
N14
GND
N15 GND
N16 GND
N17 GND
N18
GND
P14
GND
P13
GND
P11
GND
P10
GND
P9
GND
P8
GND
P7
GND
P5
GND
P4
GND
P3
GND
R8
GND
R9
GND
R11
GND
R12 GND
R13
GND
V3 GND
Y2 GND
AA 20
GND
L10
GND
J11
GND
N11
GND
H10
GND
J10
AV DD_MOD
H7
GND
K4
GND
R7
GND
W6
GND
P6
C243
100nF
CHIP_CONFIG[3] = P AD_GPIO_PM[0]
1'b0 Enable Authentication
1'b1 No Authe ntication
VGA
屏蔽罩
C292 100nF
C244
100nF
WIFI-Reset
WIFI-Reset
WIFI_EN
WIFI_WAKE
+3.3V _Normal VDDP_MIX2
WIFI_EN
WIFI_WAKE
Normal Power 3.3V
+1.1V _V DDC
AV DD_DMPLL
C293 2.2uF
AV DDL_DVI
PWM_PM LED_R
NAND_D0 PCM_A 0
PWR_ON/OFF
+3.3V _Standby
Standby Power 3.3V
WIFI_EN
R219 0Ω
DDR3 POWER
WIFI_EN
0603
+1.5V _DDR
AV DD3P3_USB
C245
100nF
CORE POWER
AV DD_MOD
AV DD_A U
PM_TX HDMI1-Detect
HDMI1-Detect
C288
100nF
RGB Interface
AMP-RST
HDMI1-Detect
AMP-RST
AV DDL_DVI
DVDD_DDR
AV DD_DDR
+1.1V _V DDC
HDMI1-Detect
HDMI
AV DD_MOD
AV DD_DMPLL
AV DD_DDR
AV DD3P3_USB
AV DD3P3_MIX1
AV DD_A U
VDDP_MIX2
tanhuangp ian
CN01
1
GND_EFUSE
XTALI
删除 1M 电阻！
NO TE : 晶体频偏需要小于 30 PP M
XTALO
C246
100nF
R224 0Ω
4100-CA 0000-2 200
C28 47nF
R268
4.7KΩ
C164 47nF
R247 NC/4.7KΩ
R16 33Ω
R17 68Ω
R267
4.7KΩ
RIN0
BIN0
VSY NC0
HSYNC0
GIN0N
GIN0
USB1_DM
USB0_DP
USB1_DM
USB1_DP
USB0_DM
USB1_DP
MDI_RP
USB0_DM
MDI_RP
USB0_DP
MDI_TN
MDI_TP
MDI_RN
MDI_RN
MDI_TN
MDI_TP
C285
2.2uF
D202
BAV 99
1 2
3
Sys tem_RST
+5V_ Standby
R80
NC/4.7KΩ
R269
100KΩ
根据实际电 源
上电时序调 整
R272 1KΩ
R161
100Ω
+12V _Normal
R162
100Ω
eMMC protect
NAND_D1 PCM_A 1
C178
22nF
C170 47nF
C169 47nF
C172 47nF
C171 47nF
320mA
120mA
R148 68Ω
R150 33Ω
R149 33Ω
R151 33Ω
NAND_D0
C255
100nF
AV DD3P3_MIX1
C194
2.2uF
C254
100nF
PM_SPI_DI
C279
100nF
C260
4.7uF
C259
100nF
NAND_D1
NAND_D3 PCM_A 3
NAND_D2 PCM_A 2
C280
100nF
C253
100nF
+3.3V _Standby
IFAGC_T
R156
10KΩ
C278
100nF C277
100nF
3.3A
AV DD_DDR
R10
0Ω
C252
100nF
SD_CMD
C275
100nF
VIFM
VIFP
EMMC_IO6
EMMC_IO3
EMMC_IO6 SPI_CK
EMMC_IO3
EMMC_IO5
EMMC_IO2
EMMC_IO5
EMMC_IO0 SPI_HOLDN
EMMC_IO2 SPI_CZ
EMMC_IO1
EMMC_IO4 SPI_WPN
EMMC_IO4
EMMC_IO0
EMMC_IO1
DVDD_DDR
NAND_D2
C251
100nF
5707
POWER EN
WIFI
TUNER
EAER PHONE
HDMI_CEC
HDMI_CEC
PANEL_ON/OFF
+3.3V _Normal
HDMI_A RC
HDMI_A RC
EARPHONE_OUTL
AUV RM
AUV AG
IRIN
LINE_IN_0L
XTALI
XTALO
EARPHONE_OUTR
SPDIF_OUT SPDIF_OUT
Sys tem_RST
LINE_IN_0R
C249
10uF
HDMI0_RX1N
HDMI0_CLKN
HDMI0_RX0P
HDMI0_RX2N
HDMI0_RX1P
HDMI0_CLKP
C237
10uF
HDMI0_RX0P
HDMI0_RX0N
HDMI0_RX0N
HDMI0_RX2P
HDMI0_RX1P
HDMI0_RX1N
HDMI0_SDA
HDMI0_SCL
HDMI0_CLKN
HDMI0_CLKP
HDMI0_RX2P
HDMI0_RX2N
HDMI0_HPDIN
HDMI0_SCL
HDMI0_SDA
C256
100nF
HDMI0_HPDIN
WIFI-Reset
C268
100nF
NAND_D3
NAND_D4 PCM_A 4
U1503B
MSD6486XX
TS0_D0
W11
TS0_D1
Y1 0
TS0_D2
W13
TS0_D3
Y1 2
TS0_D4
W12
TS0_D5
Y1 3
TS0_D6
W10
TS0_D7
V1 0
TS0_CLK
AA 12
TS0_VLD
AA 13
TS0_SYNC
Y1 1
IP_T
W1
IM_T
W2
IFAGC_T
U4
TGPIO0/UPGAIN
Y3
TGPIO2/ I2C_CLK
W3
TGPIO3/ I2C_SDA
Y1
PCM_D0
V1 5
PCM_D1
V1 6
PCM_D2
R16
PCM_D3
V1 7
PCM_D4
U17
PCM_D5
AA 15
PCM_D6
U18
PCM_D7
T12
PCM_A 0
V1 2
PCM_A 1
T17
PCM_A 2
AA 16
PCM_A 3
T16
PCM_A 4
R15
PCM_A 5
U13
PCM_A 6
R17
PCM_A 8
T13
PCM_A 9
T14
PCM_IOWR_N
W14
PCM_A 11
Y1 4
PCM_A 7
T11
PCM_A 12
V1 3
PCM_RESET
Y1 5
PCM_IRQA_N
U12
PCM_OE_N
T15
PCM_A 10
U16
PCM_A 14
R14
PCM_A 13
W15
EMMC_IO[1]/NAND_WPZ
AA 19
EMMC_IO[2]/NAND_CLE
Y1 9
EMMC_IO[3]
AA 18
EMMC_IO[4]/NAND_REZ
Y1 8
EMMC_IO[5]/NAND_CEZ1
W17
EMMC_IO[6]/NAND_WEZ
V1 8
TGPIO1
T4
TS1_D0
T9
TS1_D1
T8
TS1_D2
V9
TS1_D3
U7
TS1_D4
U9
TS1_D5
V7
TS1_D6
U10
TS1_D7
V8
TS1_CLK
U8
TS1_VLD
R10
TS1_SYNC
T10
PCM_WA IT_N
U11
PCM_IORD_N
W16
PCM_CD_N
Y1 6
PCM_REG_N
U14
PCM_WE_N
U15
PCM_CE_N
T18
GPIO3/DISEQ_OUT
V4
QM_S
U3
QP_S
U2
IFAGC_S
T2
IP_S
V1
IM_S
V2
EMMC_IO[0]/NAND_CEZ
W18
EMMC_IO[7]
Y2 0
EMMC_IO[8]/NAND_ALE
Y1 7
EMMC_IO[9]
W21
EMMC_IO[10]/NAND_RBZ
W20
EMMC_IO[11]
Y2 1
NAND_D5 PCM_A 5
R276
1KΩ
R277
1KΩ
AMP_MUTE
EARPHONE-OUTL
Audio Line IN
EARPHONE-OUTR
C274
10uF
T_SDA
T_SCL
靠近
mst ar I C
T_SDA
T_SCL
R223 NC/4.7KΩ
R218 0Ω
R237 NC/4.7KΩ
+3.3V _Standby
PM_SPI_DI
Heat Sink
Audio Line Out
靠近
ms ta r IC
EARPHONE_OUTR
PWM_PM
GPIO_PM7
CHIP_CONFIG[2:0]
{PAD_PM_SP I_DI, PAD_GPIO_PM 7, PAD_PWM_PM}
Va lue Mode Description
3'b010 HEMCU_ROM_EMMC ARM boot from ROM; oute r storage is EMMC
3'b011 HEMCU_ROM_NAND ARM boot from ROM; oute r storage is NAND
LINE_IN_0R
LINE_IN_0L
AV -LIN
AV -RIN
AV -RIN
AV -LIN
C250
4.7uF
Close to MSTAR IC
with width trace
R238 4.7KΩ
Audio IN & OUT
R253
NC/4.7KΩ
Debug
USB2_DM
NAND_D4
USB2_DP
USB2_DM
USB2_DP
HD
MI
An
alog
Au
dio
I2S
SPD
IF
U1503C
MSD6486XX
LINE_OUT_2L
N5
LINE_OUT_2R
M7
LINE_OUT_3L
M5
LINE_OUT_3R
M6
HP_OUT_1R
T5
LINE_IN_1L
R6
LINE_IN_1R
R4
LINE_IN_2L
R3
LINE_IN_2R
P2
VA G
R1
VRM
R2
I2S_OUT_MCK
K19
I2S_OUT_WS
J20
A_ RX0N
G1
A_ RX0P
G2
A_ RX1N
H3
A_ RX1P
H2
A_ RX2N
J3
A_ RX2P
J2
A_ RXCN
F1
A_ RXCP
G3
DDCDA_ CK
F5
DDCDA_ DA
F6
HOTPLUGA
D5
D_RX0N
D1
D_RX0P
D2
D_RX1N
E3
D_RX1P
E2
D_RX2N
F3
D_RX2P
F2
D_RXCN
C1
D_RXCP
D3
DDCDD_CK
E4
DDCDD_DA
E5
HOTPLUGD
D4
CEC
F4
I2S_OUT_BCK
J21
I2S_OUT_SD
J19
IRINT
A3
RESET
F7
XTALIN
AA 2
XTALOUT
AA 3
TESTPIN
H8
PAD_A RC0
E6
LINE_IN_3L
N6
LINE_IN_3R
N7
HP_OUT_1L
R5
C_RX0N
Y6
C_RX0P
AA 6
C_RX1N
AA 7
C_RX1P
Y7
C_RX2N
W7
C_RX2P
Y8
C_RXCN
Y5
C_RXCP
W5
DDCDC_CK
W4
DDCDC_DA
Y4
HOTPLUGC
AA 4
SPDIF_OUT
R18 SPDIF_IN
P18
GPIO_PM13
C3
GPIO_PM14
C2
NC
K7
NC
J7
NC/W_CS
M8
NC/W_CLK
N8
NC/W_DI
M4 NC/W_DO
N4
EMMC_IO10
EMMC_IO10 SPI_DI
EMMC_IO9
EMMC_IO11
EMMC_IO7
EMMC_IO9 EMMC_IO8
EMMC_IO11
EMMC_IO7 EMMC_IO8 SPI_DO
IFAGC_T
YPBPR
KEY0 _IN
VCOM0
CVBS0
CVBS_OUT0
NAND_D5
+3.3V _TU
NAND_D6 PCM_A 6
IFAGC-T
NAND_D7 PCM_A 7
Q103
KMBT3904
B
1
E
2
C
3
Q102
KMBT3904
B
1
E
2
C
3
R1004
47KΩ +5V_ Normal
+3.3V _Standby
LED-G
R239
4.7KΩ
R256
10KΩ
LED-R
NC/CN-M
CN29
1
2
3
4
5
6
7
8
9
10
11
KEY0 -IN
+3.3V _Standby
LED-R
IR
POWER_DETECT
LED_R
1
GPIO_PM0
GPIO_PM7
UART_RX
UART_TX
IR
1
KEY0
1
GPIO & LVDS
PWR_ON/OFF
K3V 3
1
POWER&GND
BRI_A DJ
PANEL_ON/OFF
R243 NC/4.7KΩ
AV Interface
UART_TX
BRI_A DJ
R720
470Ω
R240
1.5KΩ
R721
100Ω
+3.3V _Standby
LED
LED_R1
1
LED-G
1
LED-G LED-R
VCOM0
C189
22pF C188 22pF
NAND_D6
AV -IN
CVBS0
ISP AN D VGA EDID
A0 _E2P1
1
GND_E2P1
1
R82 100Ω
3V3_E2P1
1
SDA_E2P1
1
+3.3V _Normal
R84 100Ω
SCL_E2P1
1
I2C-SCL
WP1_E2P1
1
FM24C32D-SO-T-G
U204
A0
1
A1
2
A2
3
SCL
6 WP
7
SDA
5
VCC
8
GND
4
UART_RX
I2C-SDA
EEPROM
WP:
0:READ AND WRITE
1::WRITE PROTECT
video
R81
4.7KΩ
BIN0
GIN0
RIN0
C177
100nF
+3.3V _Normal
GIN0N
R246 4.7KΩ
R83
0Ω
Close to MST IC
with wide trace
VGA -G
VGA -B
T_SDA T_SCL
D3
ESD
RESET
VGA -R