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Skyworth RGB R&D Centre

Technical Document

31/35

Page 11

DDR

C315

100nF

C311

100nF

C316
1nF

C310

100nF

C301
10uF

C309

100nF

C320
10uF

C317

100nF

C318
1nF

R308
1KΩ

R306

1KΩ

C308

100nF

RN323

56Ω X 4

1

3

5

7

8
6
4
2

C307

100nF

MIU1

U1503A

MSD6486XX

B_DDR3_A0

E11

B_DDR3_A1

F12

B_DDR3_A2

D10

B_DDR3_A3

B10

B_DDR3_A4

E15

B_DDR3_A5

B11

B_DDR3_A6

F14

B_DDR3_A7

C11

B_DDR3_A8

D14

B_DDR3_A9

A12

B_DDR3_A10

F16

B_DDR3_A11

D13

B_DDR3_A12

D15

B_DDR3_A13

C12

B_DDR3_A14

E13

B_DDR3_CASZ

B9

B_DDR3_RASZ

C8

B_DDR3_WEZ

D11

B_DDR3_ODT

B8

B_DDR3_BA0

A9

B_DDR3_BA1

D16

B_DDR3_BA2

A10

B_DDR3_RESETB

F10

B_DDR3_CKE

E17

B_DDR3_DQ0

A20

B_DDR3_DQ1

A16

B_DDR3_DQ2

C19

B_DDR3_DQ3

C15

B_DDR3_DQ4

C20

B_DDR3_DQ5

C14

B_DDR3_DQ6

B21

B_DDR3_DQ7

B15

B_DDR3_DQ8

F18

B_DDR3_DQ9

D19

B_DDR3_DQ10

D17

B_DDR3_DQ11

E21

B_DDR3_DQ12

E19

B_DDR3_DQ13

D20

B_DDR3_DQ14

D18

B_DDR3_DQ15

F20

B_DDR3_DM0

C16

B_DDR3_DM1

D21

B_DDR3_MCLK

C13

B_DDR3_MCLKZ

B13

B_DDR3_DQS0

A19

B_DDR3_DQS0B

C18

B_DDR3_DQS1

B18

B_DDR3_DQS1B

C17

B_DDR3_CS0

D12

C305

100nF

C306

100nF

C304

100nF

B-DDR3-RESET

R305

56Ω

B-DDR3-A2

B-DDR3-A14

B-DDR3-A13

B-DDR3-A1

B-DDR3-A8

B-DDR3-A7

B-DDR3-A6

B-DDR3-A5

B-DDR3-A4

B-DDR3-A3

B-DDR3-BA2

B-DDR3-A12

B-DDR3-A11

B-DDR3-A10

B-DDR3-A9

B-DDR3-RASZ

B-DDR3-A0

B-MVREFCA

B-DDR3-BA1

B-DDR3-BA0

B-DDR3-MCLK

B-DDR3-CKE

B-DDR3-CS0

B-DDR3-ODT

B-DDR3-WEZ

B-DDR3-CASZ

B-DDR3-MCLKZ

AVDD_DDR0

R310
56Ω

C303

100nF

R303

1KΩ

R311

240Ω

R309
56Ω

R307
1KΩ

B-MVREFCA

B-MVREFDQ

AVDD_DDR0

AVDD_DDR0

+1.5V_DDR AVDD_DDR0

C302

100nF

B-DDR3-DQSL

B-DDR3-RESET

B_DDR3_RESET

B-DDR3-DQL5
B-DDR3-DQL6
B-DDR3-DQL7

B-DDR3-DQL3

B-DDR3-DML

B-DDR3-DQSLB

B-DDR3-DQL1

B-DDR3-DQL4

B-DDR3-DQU1

B-DDR3-DMU

B-DDR3-DQL2

B-DDR3-DQL0

R313

B-DDR3-DQU2
B-DDR3-DQU3

B-MVREFDQ

B-DDR3-DQU7

B-DDR3-DQU6

B-DDR3-DQU5

B-DDR3-DQU0

B-DDR3-DQU4

B_DDR3_DQL7

B-DDR3-DQL7

B-DDR3-DQSUB

B-DDR3-DQSU

B_DDR3_DQSLB

B-DDR3-DQSLB

B_DDR3_DQSL

B-DDR3-DQSL

B_DDR3_DQL4

B-DDR3-DQL4

B_DDR3_DQL6

B-DDR3-DQL6

B_DDR3_DQU4

B-DDR3-DQU4

B-DDR3-DQU0

B_DDR3_DQU0

B-DDR3-A7

B_DDR3_A5

B-DDR3-A5

B_DDR3_DQL3

B-DDR3-DQL3

B_DDR3_DQL1

B-DDR3-DQL1

B_DDR3_BA2

B-DDR3-BA2
B-DDR3-A3

B_DDR3_A3

B_DDR3_A7

B_DDR3_CS0
B_DDR3_WEZ

B-DDR3-WEZ

B-DDR3-CS0

U301

H5TQ4G63CFR-RDC

A0

N3

A1

P7

A2

P3

A3

N2

A4

P8

A5

P2

A6

R8

A7

R2

A8

T8

A9

R3

A10/AP

L7

A11

R7

A12/BC

N7

DQU0

D7

DQU1

C3

DQU2

C8

DQU3

C2

DQU4

A7

DQU5

A2

DQU6

B8

DQU7

A3

DQSU

C7

/DQSU

B7

DMU

D3

DQL0

E3

DQL1

F7

DQL2

F2

DQL3

F8

DQL4

H3

DQL5

H8

DQL6

G2

DQL7

H7

DQSL

F3

/DQSL

G3

DML

E7

BA0

M2

BA1

N8

BA2

M3

/CS

L2

/RAS

J3

/CAS

K3

/WE

L3

CK

J7

/CK

K7

CKE

K9

ODT

K1

/RESET

T2

VREFCA

M8

VREFDQ

H1

ZQ

L8

VDDQ

A1

VDDQ

A8

VDDQ

C1

VDDQ

C9

VDDQ

D2

VDDQ

E9

VDDQ

F1

VDDQ

H2

VDDQ

H9

VSSQ

B9

VSSQ

B1

VSSQ

D1

VSSQ

D8

VSSQ

E2

VSSQ

E8

VSSQ

F9

VSSQ

G1

VSSQ

G9

VDD

B2

VDD

D9

VDD

G7

VDD

K2

VDD

K8

VDD

N1

VDD

N9

VDD

R1

VDD

R9

VSS

A9

VSS

E1

VSS

G8

VSS

J2

VSS

J8

VSS

M1

VSS

M9

VSS

P1

VSS

P9

VSS

T1

VSS

T9

NC1

J1

NC2

J9

NC3

L1

NC4

L9

NC5

M7

A13

T3

A14

T7

VSS

B3

B-DDR3-A1

B_DDR3_A9

B-DDR3-A9

B_DDR3_A13

B-DDR3-A13

B_DDR3_CASZ

B-DDR3-CASZ

B-DDR3-A14

B_DDR3_A14

B_DDR3_A1

B-DDR3-RASZ

B_DDR3_ODT

B-DDR3-ODT

B_DDR3_BA0

B-DDR3-BA0

B-DDR3-A8

B_DDR3_A8

B-DDR3-A11

B_DDR3_A11

B_DDR3_A12

B_DDR3_RASZ

B_DDR3_A6
B_DDR3_A4

B-DDR3-BA1

B_DDR3_BA1

B-DDR3-A12

B-DDR3-A0

B_DDR3_A2

B-DDR3-A2

B-DDR3-A4

B-DDR3-A6

B_DDR3_DQU3

B-DDR3-DQU3

B-DDR3-A10

B_DDR3_A10

B-DDR3-CKE

B_DDR3_CKE

B_DDR3_A0

B-DDR3-MCLKZ

B-DDR3-DQL2

B_DDR3_DQL2

B-DDR3-DQL0

B_DDR3_DQL0

B-DDR3-DMU

B_DDR3_DMU

B-DDR3-DML

B_DDR3_DML

B-DDR3-MCLK

B_DDR3_DQU6

B-DDR3-DQU6

B_DDR3_MCLKZ
B_DDR3_MCLK

B_DDR3_DQU5

B-DDR3-DQU5

B-DDR3-DQU7

B_DDR3_DQU7

B-DDR3-DQSUB

B_DDR3_DQSUB

B-DDR3-DQSU

B_DDR3_DQSU

B-DDR3-DQU2

B_DDR3_DQU2

B-DDR3-DQL5

B_DDR3_DQL5

B-DDR3-DQU1

B_DDR3_DQU1

B_DDR3_CS0

B_DDR3_BA2

B_DDR3_CKE

B_DDR3_RASZ

B_DDR3_CASZ

B_DDR3_WEZ

B_DDR3_A5

B_DDR3_ODT
B_DDR3_BA0
B_DDR3_BA1

B_DDR3_RESET

B_DDR3_A1

B_DDR3_A3

B_DDR3_A11
B_DDR3_A12

B_DDR3_A9

B_DDR3_A14

B_DDR3_A7

B_DDR3_A6

B_DDR3_A0

B_DDR3_A2

B_DDR3_A10

B_DDR3_DQU3

B_DDR3_DQU1

B_DDR3_A4

B_DDR3_A8

B_DDR3_A13

B_DDR3_DQL6

B_DDR3_DQU0

B_DDR3_DQL7

B_DDR3_DQL3

B_DDR3_DQU4

B_DDR3_DQU2

B_DDR3_DQL0
B_DDR3_DQL1

B_DDR3_DQU5

B_DDR3_DQL4
B_DDR3_DQL5

B_DDR3_DQSU

B_DDR3_DQSL

B_DDR3_DQU7

B_DDR3_DQU6

B_DDR3_DQL2

B_DDR3_DMU

B_DDR3_DML

B_DDR3_MCLKZ

B_DDR3_MCLK

B_DDR3_DQSUB

B_DDR3_DQSLB

C312

100nF

C322

100nF

RN321

56Ω X 4

1

3

5

7

8
6
4
2

RN319

56Ω X 4

1

3

5

7

8
6
4
2

RN317

56Ω X 4

1

3

5

7

8
6
4
2

RN315

56Ω X 4

1

3

5

7

8
6
4
2

RN313

56Ω X 4

1

3

5

7

8
6
4
2

RN311

56Ω X 4

1

3

5

7

8
6
4
2

RN309

56Ω X 4

1

3

5

7

8
6
4
2

RN307

56Ω X 4

1

3

5

7

8
6
4
2

AVDD_DDR0

B-DDR3-RESET

B-DDR3-CKE

CM27
10nF

RM8
1KΩ

RM6
1KΩ

RN301

56Ω X 4

1

3

5

7

8
6
4
2

RN303

56Ω X 4

1

3

5

7

8
6
4
2

RN305

56Ω X 4

1

3

5

7

8
6
4
2

CM28
NC/10nF

C319

100nF

C323

100nF

R312

Summary of Contents for 7M02B

Page 1: ...ocument 1 35 SERVICE MANUAL Design and specifications are subject to change without prior notice Only for Reference Description SERVICE MANUAL 7M02B Version V0 01 Prepared By Lihuanghui Date 2017 07 2...

Page 2: ...System Block 4 3 List of key parts 5 4 IC General Description 6 5 Software Upgrade 18 6 Setting Hotel Mode Menu 19 7 Wiring Diagram 19 8 PCB Silkscreen 20 9 Schematic Circuit Diagram 22 10 Key Power C...

Page 3: ...17210 kdeg 1 8 Video Noise Limited Sensitiv ity S N 30dB 60 dB VHF 60 dB UHF 1 9 Video Input Level 75 ohm 1 Vp p 2 Signal Receiving System 2 1 ATV Receiving System ATV Receiving System 2 1 1 NTSC M N...

Page 4: ...ncy range DVB S S2 Nonsupport 2 System Block 100mA TUNER 5V 500mA 5V_Normal AZ1117 3V3 1A AZ1117 3V3 1A POWER 5707 10W 2 12V_PWR 12V_Normal 12V_Panel Standby FOR panle ME9435A 6A MP1653 3A EN AUDIO AM...

Page 5: ...1 SMD IC LNK6778K TL PI OFF LINE SWITCHER WITH PSR ESOP 12B 4785 L67780 0120 U0J1 SMD IC CS0809V C TITAN 5V 3pF 4 WAY TVS PROTE CTION SOT23 6L 47HL C0809C 0060 U0J5 U0J6 U0 J11 U0J12 SMD IC TT0504SP T...

Page 6: ...Skyworth RGB R D Centre Technical Document 6 35 4 IC General Description IC IC IC 4 1 Main IC MSD6486XTT 8 00BR...

Page 7: ...Skyworth RGB R D Centre Technical Document 7 35 4 2 Amplifier TAS5707PHPR Functional Block Diagram...

Page 8: ...Skyworth RGB R D Centre Technical Document 8 35 Pin Configuration and Functions...

Page 9: ...Skyworth RGB R D Centre Technical Document 9 35...

Page 10: ...Skyworth RGB R D Centre Technical Document 10 35...

Page 11: ...Skyworth RGB R D Centre Technical Document 11 35 4 3 RF controller MXL661...

Page 12: ...Skyworth RGB R D Centre Technical Document 12 35 4 4 NAND FLASH TC58NVG1S3HTA00...

Page 13: ...Skyworth RGB R D Centre Technical Document 13 35...

Page 14: ...Skyworth RGB R D Centre Technical Document 14 35 4 5 DC DC Converter MP1653 Package Reference Pin Functions...

Page 15: ...Skyworth RGB R D Centre Technical Document 15 35 4 6 DC DC Converter MP8756GD Z...

Page 16: ...Skyworth RGB R D Centre Technical Document 16 35 4 7 DC DC Converter TLV62565DBVR...

Page 17: ...Skyworth RGB R D Centre Technical Document 17 35 4 8 RF SW IC PE42750 Function Diagram Pin Configuration and Functions...

Page 18: ...then press yes and then the TV will update FW automatically 5 Finally TV will reset and power on when FW upgrade is finished 5 2 AC ON upgrade method 1 Rename MstarUpgrade bin file to ACUpgradeReset...

Page 19: ...Skyworth RGB R D Centre Technical Document 19 35 6 Setting Hotel Mode Menu NA 7 Wiring Diagram...

Page 20: ...Skyworth RGB R D Centre Technical Document 20 35 8 PCB Silkscreen 8 1 Silkscreen top...

Page 21: ...Skyworth RGB R D Centre Technical Document 21 35 8 2 Silkscreen bottom...

Page 22: ...3A 5V 2 3A VBL_CTRL BL_ON OFF Q0P10 KMBT3904 1 2 3 R3P12 1K POWER_CONNECT PWR_ON OFF 5V_Normal 12V_Normal 12V_PWR R7P5 10K STANDBY C0P1 22uF Inverter controler DDR Power 1 1V_VDDC BL_ON OFF R2P1 4 7K...

Page 23: ...I2S_MCK_OUT I2S_LRCK_OUT I2S_MCK_OUT I2C SDA I2C SCL I2S_BCK_OUT I2S_DATA_OUT R5A26 10K AMP PRout AMP PLout Q5A10 2N7002E G 1 D 2 S 3 Q5A9 2N7002E G 1 D 2 S 3 Q5A7 2N7002E G 1 D 2 S 3 Q5A6 2N7002E G 1...

Page 24: ...RST_n K5 VSS K8 VCC K9 VCCQ M4 CMD M5 CLK M6 VSSQ N2 VCCQ N4 VSSQ N5 VCCQ P3 VSSQ P4 VCCQ P5 VSSQ P6 NC1 A1 NC2 A2 NC3 A8 NC4 A9 NC5 A10 NC6 A11 NC7 A12 NC8 A13 NC9 A14 NC11 B7 NC12 B8 NC13 B9 NC14 B...

Page 25: ...6 1pF L3T3 8 2nH IC 22 SCL T C2T64 4 7nF SDA T C1T2 100nF IF_IN IF_IN 75 ohm Line C2T08 1uF VDD1V8 3 3V_TU VDD1V8 3 3V_TU VDD1V8 3 3V_TU 3 3V_TU DVB T2 ISDB T FM filter FM filte L0T2 0 L0T2 FAE 390nH...

Page 26: ...C_VS PC_SDA PC_HS R0J4 NC 100 R0J6 NC 100 VGA R1 1 WHITE YELLOW RED JA1J6 RCA SOCKE T 1 2 3 4 5 6 VGA G1 1 VGA VS1 1 VGA HS1 1 VGA B1 1 VGA PC_SCL D1J9 ESD PC_SDA R1J51 75 VGA_Gin R3J2 0 VGA_Rin JA1J3...

Page 27: ...A3P1 LVA4N1 LVA4P1 LVBCLKN1 LVBCLKP1 LVB0N1 LVB0P1 LVB1N1 LVB1P1 LVB2N1 LVB2P1 LVB3P1 LVB4N1 LVB4P1 FB0L1 100 100MHz 12V_PWR R0L3 NC 47K R3L3 NC 0 C0L8 220nF R0L4 220K R0L2 4 7K C0L9 NC 100nF 12V_Pane...

Page 28: ...C1B7 1nF C1B5 10nF R3B6 3 R0B8 68 R0B9 68 R0B7 68 C1B1 1nF C0B5 4 7nF R2B7 10K TP1B2 R3B8 2M TP0B7 C0B6 220pF R2B8 10K D0B2 1N4148W R1B4 470 C1B6 100nF U0B1 0Z9902DGN A 0 TR UVLS 1 VCC 2 ENA 3 VREF 4...

Page 29: ...5 27K GND5 C2D0 1000uF R3D7 10K D0D6 M7 D0D9 S5M CE0D1 10uF CE0D5 10uF R2D3 10K CY0D5 470pF 12V1 R3D2 1K R8D1 1K HOTGND ZD2D5 24V D1D1 HBR20200 1 2 3 C2D5 100nF R3D1 220 DANGER R2D2 10 24V D1D2 HBR201...

Page 30: ...MIX2 WIFI_EN WIFI_WAKE Normal Power 3 3V 1 1V_VDDC AV DD_DMPLL C293 2 2uF AV DDL_DVI PWM_PM LED_R NAND_D0 PCM_A0 PWR_ON OFF 3 3V_Standby Standby Power 3 3V WIFI_EN R219 0 DDR3 POWER WIFI_EN 0603 1 5V_...

Page 31: ...A10 AP L7 A11 R7 A12 BC N7 DQU0 D7 DQU1 C3 DQU2 C8 DQU3 C2 DQU4 A7 DQU5 A2 DQU6 B8 DQU7 A3 DQSU C7 DQSU B7 DMU D3 DQL0 E3 DQL1 F7 DQL2 F2 DQL3 F8 DQL4 H3 DQL5 H8 DQL6 G2 DQL7 H7 DQSL F3 DQSL G3 DML E7...

Page 32: ...Skyworth RGB R D Centre Technical Document 32 35 10 Key Power Check Point 3 3V_STB 5V_VD 3 3VNOR 5V_STB 1 1V 1 5V 3 3V tuner...

Page 33: ...Skyworth RGB R D Centre Technical Document 33 35 11 Trouble Shooting 11 1 No Display 11 2 Has BackLight but no Image...

Page 34: ...Skyworth RGB R D Centre Technical Document 34 35 11 3 Has Video but no Sound 11 4 Has Main power but no BackLight...

Page 35: ...Skyworth RGB R D Centre Technical Document 35 35 11 5 No main power 12V_NOR...

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