Skyworth 8R16B, Service Manual

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

RTD2958

To LVDS

For Layout

To Tuner

To Power

To Audio in/out

NAND ECC type  (Pin75)
0 : 6 bit
1 :12 bit

NAND access type (Pin77)
0 :Sequence mode
1 :random mode

test mode (Pin 161, pull-hi)
0 : enable
1 : disable

ROM boot (Pin 63, pull-lo)
0 : boot from ROM
1 : don't boot from ROM

BOOT_MODE_bit1 (pin 64, pull-lo)
0 : SPI-Flash boot
1 : NAND-Flash boot

EJTAG (Pin 61, pull-hi)
0 : enable
1 : disable

Default

1

1

0

0

1

1

To Ethernet

To Video input

0

To HDMI

To Keypad

Power On Latch 

0

Didoe forward
voltage smaller
than 0.3V

To Flash ROM

close to Main chip

To HDMI

To USB

To AMP

close to main chip

To EEPROM

To LVDS

SPDIF_OUT

Mark on board

L = > WRITE

H = > Write Protect

N_

DAT

A

5

XOUT

XIN

TECLKN
TECLKP

USB0_DM

N

_

WE

#/

S

P

I_D

I

N_DATA0

A

P

LL3V

3_G

N

D

TOEP

TOEN

IRRX
LEDG

VGA_

DDC_

SDA

VGA_

DDC_

SCL

RESET#

HDM

I0

_

DDC_

SCL

N_

DAT

A

7

N_

DAT

A

6

TUN_I2C_SCL

TUN_I2C_SDA

TUN_IF-

USB0_DP

HOT

P

L

U

G1

HOT

P

L

U

G1

IFADC_GND

IF_N

IF_P

RESET#

N_WP#/SPI_WP#

TODP
TODN
TOCLKP
TOCLKN
TOCP

HDMI0_DDC_SDA
HDMI0_DDC_SCL

TOCN
TOBP
TOBN
TOAP
TOAN

TEDP
TEDN

TECP
TECN
TEBP
TEBN
TEAP
TEAN

PANEL_EN

BL_EN

VG

A_

B-

VG

A_

G

+

PR0

+

Y0

+

PB0

+

YPb

Pr0

-

TECP

TECN

TEAN

DDR_

VERF

1

TEAP

TEBP

N_

CE0

#

N_

CE1

#

N_

RE#

V

D

A

C

3V

3_G

N

D

USB0_DM
USB0_DP

TO

BN

TO

AN

TO

AP

TO

BP

HOTPLUG0

AMP_MUTE

N_

W

P

#

/SPI_

W

P#

N_

RDY

Ether_TxN
Ether_RxP
Ether_RxN

Ether_TxP

N_DATA1

DDRP

LL_G

N

D

DDR_

VERF

1

TEDN
TEDP

HDMI_REXT

H

HDMI0_D2-
H

H

HDMI0_D1-

HD
HDMI0_CLK-

HDMI0_D0-

HDMI1_D1-

H

HDMI1_D2-

H

HD

HDMI1_D0-

H

TEEP

HDMI1_CLK-

TEEN

LSADC1
LSADC0

TEEP

TEEN

TMDS_GND

AV1_IN_L
AV1_IN_R

LSADC3

TECLKN

PANEL

_

E

N

TECLKP

SPI_

C

S#

TMDS_GND

ADC3

V3

_

G

ND

VGA_B+
VGA_B-
VGA_G+
VGA_R+

VGA_HS
VGA_VS

VGA_DDC_SCL
VGA_DDC_SDA

BL_ADJ

VG

A_

R+

HDMI_CEC

HDMI0_D1-
H
HDMI0_D2-
H

HDMI0_CLK-
HD
HDMI0_D0-
H

N_

DAT

A

0

DDR_VERF1

AV1

_

C

VBS+

VIN_

A0

-

HDMI_CEC

A
VIN_A0-

HDMI1_D1-
H

STB_1V0

HDMI1_D2-
H

HDMI1_CLK-
HD
HDMI1_D0-

AMP_MUTE

LSADC_REF

HDMI0_DDC_SDA

N_WE#/SPI_DI

H

LSADC0
LSADC1

HDMI_CEC

SPI_CS#

N_DATA7

N_DATA6

N_DATA5

N_DATA4

N_DATA3

N_DATA2

N_DATA1

N_DATA0

N_RDY

N_CLE/SPI_SCLK

N_CE0#

N_CE1#

N_RE#

N_ALE/SPI_SDO

VG

A_

B+

POWER_EN

N_

DAT

A

4

N_

DAT

A

3

N_

DAT

A

2

N_

DAT

A

1

LSADC3

PR0+

Y0+

YPbPr0-

PB0+

HDMI1_DDC_SDA
HDMI1_DDC_SCL

AMP_MUTE

USB1_DM

USB1_DP

HOTPLUG1

TUN_IF-

N_

AL

E/SPI_

S

DO

N_

CL

E/SPI_

S

CL

K

Ether_RxN

B

L_E

N

USB1_DM

BB2_GND

CL

OAD_

DW

Ether_RxP

Ether_TxN

Ether_TxP

PLL_GND

HDM

I1

_

DDC_

SDA

USB_GND

VG

A_

VS

USB_GND

LE

D

G

IRRX

VG

A_

HS

B

B

1_G

N

D

XOUT

HDM

I1

_

DDC_

SCL

USB1_DP

ETN1_GND

XIN

ETN0_GND

VCM_BB

N_ALE/SPI_SDO

SPI_CS#

N_CLE/SPI_SCLK

AV1_IN_L

AV1_IN_R

EEPROM_WP

I2C_SCL

I2C_SDA

I2C_SCL
I2C_SDA

3D

_LR

2D

_3D

3D_LR

2D_3D

EEPROM_WP

HP_OUT_R

HP_OUT_L

ATV_IF_AGC

BL_ADJ

TEBN

HOT

P

L

U

G0

TO

C

L

KP

TO

EP

TO

C

N

TO

EN

TO

C

P

TO

D

P

TO

D

N

TO

C

L

KN

SPDIF_OUT

SPDIF_OUT

VGA_IN_L

VGA_IN_R

VGA_IN_R

VGA_IN_L

RESTE#

I2S_MCLK

I2S_WCLK

I2S_SCLK

I2S_DATA0

ATV_IF_AGC

A

udi

o-

m

u

te

POWER_EN

SCL

I2C_SCL

I2C_SDA

SDA

Audio-mute

HDM

I1

_

A

RC_

EN

SPDIF_OUT
HDMI1_ARC_EN

HDM

I2

_

A

RC_

EN

HP_OUT_L

HP_OUT_R

T

UN_

I2

C_

SDA

T

UN_

I2

C_

SCL

GP

IO

1

1

GPIO11

A3V3

D3V3

PLL_GND

PLL_1V0

D1V0

USB_GND

USB_1V0

CORE_1V0

USB_GND

USB_3V3

A3V3

DGND

STB_1V0

A3V3

A3V3

PLL_3V3

PLL_GND

BB1_GND

BB1_GND

BB1_3V3

BB2_GND

BB2_GND

BB2_3V3

IFADC_GND

IFADC_3V3

A3V3

DDRPLL_GND

DDRPLL_1V0

D1V0

TMDS_GND

TMDS_1V0

TMDS_GND

TMDS_3V3

CORE_1V0

A3V3

DGND

D3V3

LVDS_3V3

AGND

DGND

D1V0

CORE_1V0

DDR_POWER

DGND

AGND

YPPADC_1V0

VDADC_1V0

AGND

A1V0

APLL3V3_GND

APLL_3V3

A3V3

IFADC_GND

AGND

DGND

D3V3

IO_3V3

AGND

IFPGA_3V3

IFADC_GND

A3V3

DDRPLL_3V3

DDRPLL_GND

D3V3

DGND

DDR_POWER

AGND

DGND

PLL_GND

AGND

BB1_3V3

BB2_3V3

CORE_1V0

PLL_3V3

PLL_1V0

USB_3V3

IFADC_3V3

IFPGA_3V3

AGND

AGND

USB_1V0

CORE_1V0

LV

D

S

_3V

3

CORE_

1

V

0

DDR_

POW

E

R

DDR_

POW

E

R

DDR_

POW

E

R

DDR_

POW

E

R

DDR_

POW

E

R

DDRPL

L

_

1

V

0

AGND

DDRPL

L

_

3

V

3

IO_3V3

TMDS_3V3

AGND

IO_3V3

CORE_1V0

TMDS_1V0

AGND

DGND

CORE_1V0

STB_1V0
LSADC_3V3

AGND

DGND

AG

ND

CORE_

1

V

0

A

P

LL_3V

3

AG

ND

AG

ND

VDADC_

1

V

0

YPPADC_

1

V

0

CORE_

1

V

0

VDAC_

3

V

3

VDADC_

3

V

3

AG

ND

AG

ND

IO

_3V

3

ETN_3V3

ETN_1V0

ETN_1V0

AGND

CORE_

1

V0

IO

_3V

3

ETN_3V3

ETN_1V0

AGND

CORE_1V0

AGND

A3V3

AGND

AGND

PLL_GND

AGND

DGND

AGND

AG

ND

AG

ND

AG

ND

DGND

D3V3

DGND

D3V3

D3V3

M3V3

M3V3

DGND

DGND

DGND

AGND

VDADC_3V3

AGND

VDAC_3V3

VDAC3V3_GND

LSADC_3V3

D3V3

M3V3

AGND

AGND

DGND

AGND

AGND

PLL_GND

TEDP

[6]

TEDN

[6]

TECP

[6]

TECN

[6]

TEBP

[6]

TEBN

[6]

TEAP

[6]

TEAN

[6]

TODP

[6]

TODN

[6]

TOCLKP

[6]

TOCLKN

[6]

TOCP

[6]

TOCN

[6]

TOBP

[6]

TOBN

[6]

TOAP

[6]

TOAN

[6]

BL_EN

[6]

PANEL_EN

[6]

TUN_IF-

[14]

[14]

TUN_I2C_SDA

[14]

TUN_I2C_SCL

[14]

BL_ADJ

[6]

N_WP#/SPI_WP#

[4]

POWER_EN

[2]

AV1_IN_L

[7]

AV1_IN_R

[7]

VIN_A0-

[7]

PB0+

[8]

YPbPr0-

[8]

Y0+

[8]

PR0+

[8]

A

[7]

VGA_DDC_SDA

[5,9]

VGA_HS

[9]

VGA_VS

[9]

VGA_B+

[9]

VGA_DDC_SCL

[5,9]

VGA_B-

[9]

VGA_G+

[9]

VGA_R+

[9]

IRRX

[16]

LEDG

[5,16]

HOTPLUG0

[5,10]

HDMI0_CLK-

[10]

HD

[10]

HDMI0_D0-

[10]

H

[10]

H

[10]

HDMI0_D2-

[10]

H

[10]

HDMI0_D1-

[10]

HDMI_CEC

[10]

HDMI0_DDC_SDA

[5,10]

HDMI0_DDC_SCL

[5,10]

LSADC1

[16]

LSADC0

[16]

HDMI1_CLK-

[10]

HD

[10]

HDMI1_D0-

[10]

H

[10]

HDMI1_D1-

[10]

H

[10]

HDMI1_D2-

[10]

H

[10]

HDMI1_DDC_SCL

[10]

HDMI1_DDC_SDA

[10]

AMP_MUTE

[5,11]

USB1_DP

[12]

USB1_DM

[12]

Ether_TxP

[15]

Ether_TxN

[15]

Ether_RxP

[15]

Ether_RxN

[15]

TECLKP

[6]

TECLKN

[6]

TOEP

[6]

TOEN

[6]

TEEN

[6]

TEEP

[6]

N_DATA0

[4]

N_DATA1

[4]

N_DATA2

[4]

N_DATA3

[4]

N_DATA4

[4]

N_DATA5

[4]

N_DATA6

[4]

N_DATA7

[4]

N_CE1#

[4]

SPI_CS#

[4]

N_CE0#

[4]

N_WE#/SPI_DI

[4]

N_RE#

[4]

N_RDY

[4]

N_CLE/SPI_SCLK

[4]

N_ALE/SPI_SDO

[4]

HOTPLUG1

[10]

USB0_DM

[12]

USB0_DP

[12]

LSADC3

[12]

EEPROM_WP

[11]

I2C_SCL

[11]

I2C_SDA

[11]

3D_LR

[4]

2D_3D

[4]

HP_OUT_L

[9]

HP_OUT_R

[9]

ATV_IF_AGC

[14]

I2

CO_

S

DA

I2

CO_

S

CL

VGA_IN_L

[8]

VGA_IN_R

[8]

RESET#

[4]

I2S_MCLK

I2S_WCLK

I2S_SCLK
I2S_DATA0

Audio-mute

SPDIF_OUT

[10]

HDMI1_ARC_EN

[10]

ARC_DET [1]

GPIO11

GPIO11

[14]

Title

Size

Document Number

Rev

Date:

Sheet

of

<Doc>

1.0

RTD2958_MAIN CHIP

D

1

13

Tuesday, July 30, 2013

Title

Size

Document Number

Rev

Date:

Sheet

of

<Doc>

1.0

RTD2958_MAIN CHIP

D

1

13

Tuesday, July 30, 2013

Title

Size

Document Number

Rev

Date:

Sheet

of

<Doc>

1.0

RTD2958_MAIN CHIP

D

1

13

Tuesday, July 30, 2013

+

C163

100uF/25V

CS63

10uF

CS3

100nF

RD3
1K 1%

R195

100

LS14

BEAD

S1

Heat Sink

1

1

2

2

RX1

4

100R

H9

TPAD

CS74

1uF

CS27

1uF

RX13

39R

RS19 10K

CS68

100nF

47nF

CS1

7

1uF

CS23

RS2

10K

CS53

100nF

2.2uF

CS25

CS37

100nF

CS62

4.7uF

R196

100

47nF

CS2

1

LS6

BEAD

47nF

CS1

9

H7

TPAD

CS72
BEAD

R197 33

H10

TPAD

CS48

4.7uF

RX1

0R

CS5

100nF

LS17

BEAD

CD8

100nF

LS11

BEAD

47nF

CS1

3

RD2
1K 1%

RS5

0R

CS58

100nF

TP5

T

CS51

100nF

CT2

0R

CON7

5x1 W/HOUSING

1
2
3
4
5

47nF

CS1

4

RS18 NM/10K

CS65

100nF

CS64

4.7uF

+

C143

100uF/25V

CD9

100nF

CS42

4.7uF

CD1

100nF

CS41

100nF

LS1

BEAD

RX4

0R

CS70

100nF

CS54

100nF

CD3

4.7uF

47nF

CS9

CD6

100nF

ESD6

NM/NC

CS2

100nF

LS15

BEAD/1206

TP3 T

LS4

BEAD

CS50

100nF

47nF

CS1

6

CS40

100nF

CS38

100nF

CD5

100nF

CS7

100nF

LS7

BEAD

CS28

1uF

RS11

NM/4K7

47nF

CS1

0

R2

33R

100nF

CS56

RX1

5

100R

CS60

100nF

CD4

100nF

R

D

1

240R

  1%

CD2

100nF

CS4

100nF

LS2

BEAD

RS10

4K7

47nF

CS1

2

U1

Main Chip

VCM_BB

1

V33BB1

2

AIN_4L

3

AIN_4R

4

AIN_3L

5

AIN_3R

6

AIN_2L

7

AIN_2R

8

AIN_1L

9

AIN_1R

10

AOUTR

11

AOUTL

12

SCART_R

13

SCART_L

14

G33BB2

15

V33BB2

16

HPOUT_R

17

HPOUT_L

18

V10CORE

19

V33PLL

20

XOUT

21

XIN

22

V10PLL

23

G33PLL

24

G33IFADC

25

IF_N

26

IF_P

27

V33IFPGA

28

V33IFADC

29

V33USB

30

U1DM

31

U1DP

32

G10USB

33

V10USB

34

U0DM

35

U0DP

36

G10USB0

37

V10ETN

38

ETNTXP

39

ETNTXN

40

GND0_ETN

41

ETNRXP

42

ETNRXN

43

V33ETN

44

GND1_ETN

45

V10ETN

46

GPIO9

47

GPIO10

48

RFAGC

49

IFAGC

50

GPIO13

51

V10CORE

52

V33IO

53

GPIO17

54

HDMI0_DDC_SDA

162

ST_GPIO0

161

CEC

160

V10LDO

159

V33LSADC

158

LSADC_REF

157

LSADC0

156

LSADC1

155

LSADC2

154

LSADC3

153

V10CORE

152

G10CORE

151

REXT

150

RX0_RP

149

RX0_RN

148

RX0_GP

147

RX0_GN

146

RX0_BP

145

RX0_BN

144

RX0_CKP

143

RX0_CKN

142

V10TMDS

141

G10TMDS

140

RX1_RP

139

RX1_RN

138

RX1_GP

137

RX1_GN

136

RX1_BP

135

RX1_BN

134

RX1_CKP

133

RX1_CKN

132

G33TMDS

131

V33TMDS

130

V33IO

129

ETN_LED1/GPIO_69

128

ETN_LED0/GPIO_68

127

GPIO_67

126

I2S_OUT_MCLK

125

I2S_OUT_WCLK

124

V10CORE

123

I2S_OUT_SCLK

122

I2S_OUT_DATA0

121

LVDSB_AN

120

LVDSB_AP

119

LVDSB_BN

118

LVDSB_BP

117

LVDSB_CN

116

LVDSB_CP

115

LVDSB_DN

114

LVDSB_DP

113

LVDSB_EN

112

LVDSB_EP

111

LVDSB_FN

110

LVDSB_FP

109

EPAD

217

G

3

3

BB1

216

G

33V

D

A

C

215

AVO

UT2

214

AVO

UT1

213

V

33V

D

A

C

212

SCART_

FSW

211

V

10C

O

R

E

210

V3

3

V

DADC

209

V

IN

_10P

208

VIN_

A1

N

207

V

IN

_12P

206

V

IN

_9P

205

VIN_

A0

N

204

V

IN

_11P

203

V1

0

V

DADC

202

G

33A

D

C

201

V1

0

YPPADC

200

CL

OAD

199

V

IN

_8P

198

V

IN

_7P

197

VIN_

Y1

N

196

V

IN

_6P

195

V

IN

_5P

194

V

IN

_4P

193

VIN_

Y0

N

192

V

IN

_3P

191

V

IN

_2P

190

V

IN

_1P

189

VIN_

BN

188

V

IN

_0P

187

HSYNCVIN

186

VSYNCVIN

185

V3

3

APL

L

184

G

3

3

APL

L

183

V

10C

O

R

E

182

V

33I

O

181

ST_

G

PIO

2

3

180

ST_

G

PIO

2

2

179

ST_

G

PIO

2

1

178

HDM

I1

_

DDC_

SCL

177

HDM

I1

_

DDC_

SDA

176

SPDIF_

IN

175

ST_

G

PIO

1

2

174

ST_

G

PIO

1

1

173

ST_

G

PIO

1

0

172

B

L_E

N

(5V

)

171

IRRX(5

V)

170

HOT

P

L

U

G1

(5

V)

169

HOT

P

L

U

G0

(5

V)

168

ST_

G

PIO

5

167

VGA_

DDC_

SCL

166

VGA_

DDC_

SDA

165

RESET

164

HDM

I0

_

DDC_

SCL

163

GP

IO

1

8

55

GP

IO

1

9

56

GP

IO

2

0

57

T

UNER_

I2

C1

_

S

DA

58

T

UNER_

I2

C1

_

S

CL

59

SPDIFI

60

S

P

I_S

C

K

/N

_C

LE

61

S

P

I_D

I/

N

_WR

62

SPI_

C

S_

N

63

SPI_

D

O

/N_

AL

E

64

GP

IO

2

4

65

ETN_

L

E

D0

/UART_

RX(5

V)

66

ETN_

L

E

D1

/UART_

TX(5

V)

67

V3

3

DDRPL

L

68

G1

0

DDRPL

L

69

V1

0

DDRPL

L

70

VDDR_

POW

E

R

71

DDRZ

Q

72

VREF_

DDR

73

VDDR_

POW

E

R

74

N_

DAT

A

0

75

V

10C

O

R

E

76

N_

DAT

A

1

77

N_

DAT

A

2

78

N_

DAT

A

3

79

N_

DAT

A

4

80

VDDR_

POW

E

R

81

N_

DAT

A

5

82

V

33I

O

83

N_

DAT

A

6

84

N_

DAT

A

7

85

N_

RD

86

N_

CE1

87

N_

CE0

88

N_

RDY

89

VREF_

DDR

90

VDDR_

POW

E

R

91

V

10C

O

R

E

92

VDDR_

POW

E

R

93

VDDR_

POW

E

R

94

VDDR_

POW

E

R

95

L

V

DSA_

FP

96

L

V

DSA_

FN

97

L

V

DSA_

EP

98

L

V

DSA_

EN

99

L

V

DSA_

DP

100

L

V

DSA_

DN

101

L

V

DSA_

CP

102

L

V

DSA_

CN

103

L

V

DSA_

BP

104

L

V

DSA_

BN

105

L

V

DSA_

AP

106

L

V

DSA_

AN

107

V

33LV

D

S

108

CT1

0R

RX11

0R/NC

LS18

BEAD

CS36
20pF

CS49

100nF

H5

TPAD

CS67

100nF

CS1

1uF

CS45

1uF

RS3

NC/0

R

DQ3
1N4148_NC

1

2

2.2uF

CS26

RS4

4.7K

CS35
20pF

P7

RCA1

2

1

TP1 T

RS13

4K7

CS57

100nF

RS16 NM/10K

CS52

100nF

47nF

CS1

1

CS61

100nF

LS12

BEAD

RS1
10K

CS59

100nF

47nF

CS2

0

CS39

100nF

47nF

CS1

5

100nF

CS22

Y1

27MHZ

1

2

LT4
330nH

CS69

100nF

100nF

CS43

H6

TPAD

CS31

4.7uF

RX2

6.2K

R1

10R

RS17 10K

CD10

100nF

LS13

BEAD

TP6
V-OUT

CS75

1uF

RX3
27K

LS9

BEAD

TP4 T

TP2 T

LS8

BEAD

RS12

4K7

LS5

BEAD

2.2uF

CS24

CS71

100nF

CD7

100nF

47nF

CS1

8

C

S

8

4

.7uF

2.2uF

CS32

RS6

4K7

RX12

39R

CS55

100nF

CS66

100nF

CS6

100nF

CS47

100nF

CS44

100nF

RS7
NM

LS10

BEAD

P6

RCA1

2

1

3

CS46

100nF