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LG 15LW1R, Service Manual

The LG 15LW1R is a sleek and compact LCD television that delivers high-definition visuals with remarkable clarity. With comprehensive user-friendly features, this TV provides an immersive viewing experience. Easily access detailed specifications and download the user manual for free from our website, ensuring hassle-free setup and optimal usage.

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WTV-TX-PILOT-VERIFY

A.G.TECH   L T D.

REV.

D

B

LG Electronics Inc.

DESIGN

A

7

C

SHEET

REMARK

MODEL_NAME

A.G.TECH    L T D .

11/14

5.0V

CHECK-1

CHECK-2

CUSTOMER

1.0

DATE

  MG8x DESIGN.

ALL  RIGHTS  RESERVED

E

1

5.0V

UPDATE

LD1103

DD

1

2

DD

LD1106

1

2

2

3

4

5

2004-06-18

6

2004-08-13

POWER_CONTROL

Do not assemble 2N7002

E

J1101

SMW200-04

1

1

2

2

3

3

4

4

100

R1122

47uF/50V/8PIE

CP1101

330

R1116

TQ140

R1106

10

R1123

10K

LD1105

DD

1

2

R1114

10K

LD1101

DD

1

2

VCC5.0V_VCT

0.1uF/NC

C1103

PWRIN

VCC3.3V

R1111

10K/NC

L1103

HH-1M3216-501

6-3E

C1102

0.1uF/NC

11-2E

6-3E

14-6D

HH-1M3216-501

L1104

L1102

HH-1M3216-501

INTVCC

MTZ33B

D1103

12

1K

R1119

L1101

2.4mH

14-5B

14-4D

11-4B

CB1101

0.1uF

VCC33V

VCC5.0V

DD

LD1104

1

2

1K/NC

R1120

Q1102
C3228

3

2

1

VCC3.3V_VCT

2N7002

Q1105

3

1

2

Q1101
C3875

1

3

2

R1117

150

VCC5.0V

VCC3.3V

0

R1113

VCC8.0V_VCT

14-5B 14-4D

11-7B 11-2E 6-3E

14-6D

VCC5.0V

C3875

Q1106

1

3

2

10K/NC

RU1101

Q1104

2N7002

3

1

2

R1101

330

VCC8.0V

VCC3.3V_VCT

UF4001

D1102

1

2

1uF/2012

C1101

10K

R1118

10K

R1112

R1115

220

SI4925

U1101

7

D11

D12

8

D21

5

D22

6

G1

2

G2

4

1

S1

3

S2

TQ141

TQ190

R1121

100

330

R1108

2

G1

4

G2

S1

1

S2

3

1K

R1107

TQ188

TQ189

2N7002

Q1103

3

1

2

U1103

SI4925

D11

7

8

D12

D21

5

6

D22

TQ113

TQ114

TQ42

TQ115

TQ116

TQ39

TQ110

TQ111

TQ112

TQ40

TQ41

10-3C

470

R1105

14-5B 14-4D

11-7B 11-4B 6-3E

14-6D

TQ38

PWR_ON

PWR_ON

D1101

MTZ33B

1

2

R1110

100

PWM_50KHZ

PWR_ON

FCB

REMARK

MODEL_NAME

A.G.TECH    L T D .

2004-08-13

12/14

CHECK-2

CUSTOMER

13-2C 5-2D

1-5C

1.0

DATE

3

2

1

  MG8x DESIGN.

ALL  RIGHTS  RESERVED

CHECK-1

4

5

2004-06-18

6

PCI_CLK

E

WTV-TX-PILOT-VERIFY

A.G.TECH   L T D.

REV.

D

E

UPDATE

LG Electronics Inc.

DESIGN

A

B

7

C

SHEET

VCC3.3V

13-5B 1-4E

VCC3.3V

R1201

47K

100pF

CB1201

100

R1225

R1220

1K/NC

0/NC

R1227

8.2K

R1214

5-1D

1-5D

VCC3.3V

1-4E

5-1D

10K

R1205

13-5C 5-2D

1-5C

47K

R1202

16.667MHZ

X1201

1

2

R1222

1M

5-1D

1-4E

VCC3.3V

R1226

0/NC

47K

R1203

10pF

CB1205

1-4E

R1219

22

13-2C 5-2D

1-5B

R1207

8.2K

CLK0

8

CLK1

3

2

CLK2

5

CLK3

CLKOUT

7

GND

4

REF

1

6

VDD

8.2K

R1215

1-5D

1K/NC

R1224

R1206

10K

22

R1217

CB1203

10pF

CDCVF2505

U1201

68

R1229

CB1207

100pF

13-5C 5-2D 1-5C

R1228

22

CB1204

10pF

13-5C 5-2D

1-5C

TQ43

TQ44

TQ45

VCC3.3V

HH-1M3216-501

L1201

1-5B

1K

R1221

22

R1218

CY25812

U1202

FRSEL

6

4

S0

3

S1

SSCLK

5

VDD

7

VSS

2

1

XIN_CLKIN

8

XOUT

R1216

22

0.1uF

CB1206

13-2B 1-5D

13-5B 13-2B 5-1D 1-4A

R1210

R1213

8.2K

R1223

1K

13-2B

27pF

R1204

10K

R1209

8.2K

8.2K

10pF

CB1202

13-5C 5-2D

1-5C

13-2C 5-2D

1-5B

27pF

C1201

C1202

R1212

8.2K

8.2K

R1208

R1211

8.2K

P_nTRDY

P_nINTA

P_nLOCK

P_nIRDY

P_nSTOP

P_nSERR

P_nPERR

P_nDEVSEL

P_nFRAME

P_nREQ1

P_nREQ2

P_nREQ3

P_nGNT1

P_nGNT2

P_nGNT3

PCLK_CPU

PCLK_WIRELESS

PCLK_MPEG

SHEET

REMARK

MODEL_NAME

DATE

A.G.TECH   L T D.

1.0

CUSTOMER

A.G.TECH    L T D .

13/14

CHECK-1

CHECK-2

ALL  RIGHTS  RESERVED

  MG8x DESIGN.

2004-08-13

1

2

3

4

5

2004-06-18

6

MINI_PCI

E

WTV-TX-PILOT-VERIFY

REV.

1-4A

5-2B

1-4A

5-2B

13-5B

12-2A

5-1D

1-4A

1-5D

5-2C

1-5C

5-2C

D

E

UPDATE

LG Electronics Inc.

DESIGN

A

B

7

C

1-5C

5-2C

1-5C

5-2C

22uF/35V/6.3PIE

CP1303

CP1302

22uF/35V/6.3PIE

VCC5.0V

CB1306

0.1uF

VCC5.0V

1-5B

5-2B

R1302

0

TP1301

CB1301

1-5C

5-2C

1-5C

5-2C

1-5C

5-2C

1-5C

5-2B

0.1uF

CB1307

5-2B

1-4A

5-2B

1-5B

5-2B

CB1308

0.1uF

CP1304

22uF/35V/6.3PIE 0.1uF

1-5C

5-2D

12-2B

1-5B

5-2B

1-5C

5-2D

12-2B

1-5C

5-2C

1-4A

VCC5.0V

1-5C

5-2C

1-5C

5-2C

13-5C

1-5B

5-2C

CB1304

0.1uF

0.1uF

CB1305

1-5C

5-2C

VCC3.3V_AUX

1-5C

5-2D

12-2B

VCC3.3V

1-5C

5-2D

12-2A

1-5B

5-2B

4.7K/NC

RU1301

5-2B

100

R1305

1-5D

5-2C

1-5C

5-2C

1-4A

5-2B

VCC3.3V

VCC3.3V

1-5B

5-2C

1-5C

5-2C

1-5C

5-2D

12-2B

1-5C

5-1D

5-2C

1-5B

5-2B

1-5B

5-2B

1-5B

5-2B

1-5B

4

6

TD-

7

TERMINATION1

TERMINATION2

8

TERMINATION3

9

10

TERMINATION4

TIP

1

123

VCC5VA

0/NC

R1301

1-5D

12-6B

1-5D

5-2C

5

RESERVED1

16

RESERVED2

21

22

RESERVED3

RESERVED4

36

43

RESERVED5

RESERVED6

93

RESERVED7

112

RESERVED8

121

98

RESERVED_WIP1

RESERVED_WIP2

100

2

RING

118

SYSAUDIOINGND

SYSAUDIOOUTGND

117

SYS_AUDIO_IN

116

115

SYS_AUDIO_OUT

TD+

32

GND4

37

GND5

49

50

GND6

55

GND7

62

GND8

GND9

69

IDSEL

48

LED1_GRNN

13

11

LED1_GRNP

14

LED2_YELN

LED2_YELP

12

M66EN

104

111

MOD_AUDIO_MON

PAR

56

3

RD+

RD-

85

AD9

84

AUDIO_GND1

113

119

AUDIO_GND2

AUDIO_GND3

120

15

CHSGND

CLK

25

23

GND1

74

GND10

GND11

77

82

GND12

83

GND13

GND14

101

102

GND15

114

GND16

27

GND2

GND3

AD21

AD22

52

47

AD23

46

AD24

AD25

41

AD26

44

39

AD27

42

AD28

35

AD29

95

AD3

38

AD30

AD31

33

AD4

92

91

AD5

90

AD6

87

AD7

AD8

AC_SDATA_OUT

103

AC_SYNC

AD0

96

99

AD1

AD10

81

AD11

80

79

AD12

78

AD13

75

AD14

AD15

76

AD16

60

AD17

57

58

AD18

AD19

53

94

AD2

54

AD20

51

68

66

*TRDY

19

3.3V1

3.3V2

28

31

3.3V3

3.3V4

40

63

3.3V5

70

3.3V6

3.3V7

89

3.3V8

88

3.3VAUX1

24

3.3VAUX2

124

18

5V1

5V2

97

107

AC_BIT_CLK

AC_SDATA_IN

105

106

*C_BE0

*C_BE1

73

59

*C_BE2

*C_BE3

45

*DEVSEL

72

*FRAME

64

30

*GNT

*INTA

20

*INTB

17

*IRDY

61

122

*MPCIACT

71

*PERR

34

*PME

*REQ

29

26

*RESET

67

*SERR

*STOP

14-2B

1-5B

5-2B

VCC3.3V

U1301

MINIPCI_CON

*AC_CODEC_ID0

108

*AC_CODEC_ID1

109

110

*AC_RESET

*CLKRUN

65

86

0

1-4E

12-6B

TQ3

1-5B

5-2D

12-2B

1-5B

5-2D

12-2B

VCC3.3V_AUX

22uF/35V/6.3PIE

CP1305

VCC3.3V

0

R1303

HH-1M3216-501

L1301

13-2B 12-2A 5-1D

1-4A

R1304

1-4A

5-2B

1-5C

5-2C

12-7D

1-5B

5-2B

22uF/35V/6.3PIE

CP1301

CB1302

0.1uF

P_nINTA

13-5C 5-2C

1-5C

0.1uF

CB1303

1-5B

5-2D

P_nRESET_WIRELESS

P_nGNT2

P_AD30

P_AD28

P_AD26

P_AD24

P_AD22

P_AD22

P_AD20

P_PAR

P_AD18

P_AD16

P_nFRAME

P_nTRDY

P_nSTOP

P_nDEVSEL

P_AD15

P_AD13

P_AD11

P_AD9

P_C0_nBE0

P_AD6

P_AD4
P_AD2

P_AD0

P_nINTA

PCLK_WIRELESS

P_nREQ2

P_AD31

P_AD29

P_AD27

P_AD25

P_C3_nBE3

P_AD23

P_AD21
P_AD19

P_AD17

P_C2_nBE2

P_nIRDY

P_nSERR

P_nPERR

P_C1_nBE1

P_AD14

P_AD12

P_AD10

P_AD8

P_AD7

P_AD5

P_AD3

P_AD1

1

2004-08-13

2004-06-18

6

A

B

7

SHEET

REMARK

DATE

MODEL_NAME

CUSTOMER

1.0

A.G.TECH    L T D .

2

3

14/14

/NC

4

CHECK-1

CHECK-2

UPDATE

LG Electronics Inc.

DESIGN

REV.

D

EXT TACT SW

5

E

E

WTV-TX-PILOT-VERIFY

A.G.TECH   L T D.

ALL  RIGHTS  RESERVED

C

SERIAL INTERFACE

  MG8x DESIGN.

RU1404

10K

VCC3.3V

RU1408

4.7K/NC

CB1403

30pF

TQ29

VCC3.3V

TQ34

KDS226

U1417

1

2

3

TQ193

1-3E

RU1411

4.7K

U1418

KDS226

1

2

3

VCC3.3V

R1423

0

TQ195

TQ196

VCC3.3V

RU1402

10K

1

2

1-4E

KDS226

U1415

1

2

3

KDS226

U1421

1

2

3

TQ194

7-2E

14-3B

4.7K/NC

RU1407

VCC3.3V_VCT

D1401

KDS193

21

2N7002

Q1403

3

4

5

6

7

8

9

CB1404

15pF

VCC5.0V_VCT

R1424

0/NC

MULTI_ICE

CN1401

1

10

11

12

13

14

15

16

17

18

19

2

20

3

7-2B

9-3D

TP1403

1-2E

TQ220

TQ197

TQ221

15pF

CB1405

CB1406

560pF

KIA7029

U1401

GND

2

GND1

4

3

OUT

1

VCC

4-5A

6-1D

5-1D

5-5D

30pF

CB1402

10K

RU1401

VCC3.3V

TP1401

1-3E

VCC3.3V

7-2E

14-3B

0

R1422

10K

RU1405

VCC3.3V_VCT

VCC3.3V_VCT

6-3E

JP1401

RD1402

0/NC

TQ31

R1425

0/NC

470

R1432

SW1401

POWER_SW

13

0

R1415

14-6D 14-5B 11-7B
11-4B 11-2E 6-3E

VCC3.3V

TQ30

2

3

4.7K

RU1410

VCC3.3V_VCT

0.1uF

CB1401

100

R1407

CP1401

DD

LD1401

1

2

R1427

470

KDS226

U1414

1

2

3

0

R1417

1-4D

6-3E

14-1E

100

R1412

10uF/16V/4PIE

RD1401

R1409

0/NC

1K/NC

R1406

KDS226

U1407

1

U1416

KDS226

1

2

3

VCC3.3V_VCT

TQ26

TQ27

330

R1410

4.7K

10K

RU1403

VCC3.3V

1-2E

3

10K/NC

R1405

VCC3.3V

U1419

KDS226

1

2

3

1-5E
3-5C
9-6D

14-1E

6-3E

U1404

KDS226

1

2

3

R1408

10K/NC

U1422

KDS226

1

2

2N7002

Q1404

3

1

2

R1429

0

0/NC

R1430

13-6B

14

2

3

4

5

6

7

8

9

TQ32

1-3E

VCC3.3V_VCT

9

9

SW_PUSH2

SW1402

1

2

3

4

J1401

12505WR-14A00

1

10

11

12

13

U1412

74LVX14MTC

1

1

10

10

11

11

12

12

13

13

14

14

2

2

3

3

4

4

5

5

6

6

7

7

8

8

VCC3.3V

TP1402

VCC3.3V

R1402

0

VCC3.3V

3

4

4

5

5

6

6

7

7

8

8

9

9

VCC3.3V_VCT

1-3E

VCC3.3V_VCT

VCC3.3V_VCT

R1433

0/NC

CB1408

0.1uF

74LVX14MTC

U1411

1

1

10

10

11

11

12

12

13

13

14

14

2

2

3

470

R1428

0/NC

R1403

0/NC

R1420

1-4E

U1409

KIA7029

2

GND

4

GND1

OUT

3

VCC

1

1-4D

14-3C

5-1D

5-5E

470

R1401

1

2

R1426

0/NC

Q1405

2N7002

3

1

2

R1431

100K

KDS226

1

2

3

14-7D

6-3E

5-1D

1-5E

1-3E

3-5C

TQ28

Q1402

2N7002

3

3

VCC3.3V_VCT

1-3E

KDS226

U1405

1

2

3

VCC3.3V

VCC3.3V

U1406

14-2A

VCC3.3V

X1402

6MHz

1

2

VCC3.3V

U1403

KDS226

1

2

KDS226

U1402

1

2

3

1K

RD1403

R1404

1K/NC

1-5E

3-5C

9-6D

0.1uF

CB1407

U1410

CY25811

6

FRSEL

S0

4

S1

3

5

SSCLK

7

VDD

2

VSS

XIN_CLKIN

1

XOUT

8

4.7K/NC

R1413

0

R1418

0/NC

4-5A

6-1D

7-2B

9-3D

0

R1414

2N7002

Q1401

3

1

2

RU1409

VCC3.3V

KDS226

U1408

1

2

3

14-6D

14-4D

6-3E

11-2E

11-4B

11-7B

1M

R1411

TQ192

32768Hz

X1401

12

R1421

0

RU1406

1M

VCC3.3V_VCT

1-3E

0/NC

R1419

1-4D

14-4C

TQ33

TQ191

KDS226

U1420

1

2

3

14-5B

14-4D

11-7B

11-4B

6-3E

11-2E

1-3E

1-4E

U1413

KDS226

1

2

3

22uF/35V/6.3PIE

CP1402

R1416

0/NC

POWER_TACT

VCT_TxD1

PWR_ON

RxD1

PWR_ON

PWR_ON

VCC3.3V

1-2E

1-3E

P_nRESET_MPEG

P_nRESET_DELAYED

P_nRESET_WIRELESS

P_nRESET_DECODER

TxD1

TxD0

RxD0

P_nRESET

P_nRESET

SDA_1

SCL_1

POWER_TACT

nRESET

nRTS1

nCTS1

VCT_RxD1

nRESET

nRESET_OUT

XTAL0

PLLCAP

EXTAL1

XTAL1

nTRST

TDI

TMS

TCK

TDO

XTAL0

EXTAL0

Summary of Contents for 15LW1R

Page 1: ...SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS ML 042A MODEL 15LW1R 15LW1R MD website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ... 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 DISASSEMBLY 9 SERVICE TEST PROGRAM 11 TROUBLE SHOOTING 16 BLOCK DIAGRAM 25 WIRING DIAGRAM 30 EXPLODED VIEW 31 REPLACEMENT PARTS LIST 35 SVC SHEET ...

Page 3: ...et such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead i...

Page 4: ...y obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded ...

Page 5: ...not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit boa...

Page 6: ...without notice for improvement 3 General Specification 4 Mechanical Specification 1 Maker Type ActiveDisplay Area Pixel Pitch mm Electrical Interface Color Depth Size mm Surface Treatment Back light Unit LPL TFT Color LCD Module 15 0 inches 380 16mm diagonal Aspect 4 3 0 297mm H x0 297mm V xRGB LVDS 6BIT WITH FRC 16 777 216 colors 304 128 H x228 096V Anti Glare 3H 4 CCFL Item Specification Remark ...

Page 7: ... 10 under Blink Yellow Power off idle X Off adapter Power 0 97 0 97 charging On off adapter Power charging On off 98 over Green complete No battery Off 4 Rx Wireless Lan Network connectingGreen LED Network disconnecting off 5 RX Power LED Power on Blue Dark After 5s Power off off 6 Operating 1 Temp 5 35 Deg Environment 2 Humidity 85 7 Storage 1 Temp 20 60 deg Environment 2 Humidity 85 8 MTBF 50 00...

Page 8: ...otes Relative Brightness Typ 1 L0 0 22 2 L15 0 34 3 L31 0 81 4 L47 2 10 5 L63 4 29 6 L79 7 46 7 L95 11 4 8 L111 16 4 9 L127 22 1 10 L143 28 7 11 L159 36 4 12 L175 45 1 13 L191 55 4 14 L207 66 2 15 L223 78 0 16 L239 90 4 17 L255 100 4 CIE Color Coordinates Min Normal Max White WX 0 286 0 289 0 292 WY 0 301 0 304 0 307 Red Rx 0 616 0 619 0 622 RY 0 340 0 343 0 346 Green Gx 0 295 0 298 0 301 RY 0 575...

Page 9: ...ver by hand as the picture Remove Speaker s screws of both sides Divide all AL TAPES and connectors from Metal Frame Remove the POWER PCB screw 7 8 Remove the serews between metal frame and cabinet Press latches on top center and both side of cabinet and then disassembly metal frame from the cabinet Remove the screws on both side of metal frame disassembly metal frame and module AL Tape AL Tape ...

Page 10: ...EMBLY 1 2 3 4 5 6 Remove screws in stand Push the cover to arrow direction Lift cover Remove screws Remove antenna and AL Tape as the picture Remove screws of Rear shield Al tape 7 Lift Rear shield as the picture ...

Page 11: ...0 seconds after On Click the Enter button of the REMOCON in order to select detailed menu 2 LED Test LED Operation Test of Rx Click the Exit button of the REMOCON to return to the previous initialization menu 3 VOLUME Test Speaker Operation Test Click the Exit button of the REMOCON to return to the previous initialization menu Press Select to confirm Exit to retry LWTV_8002FE LWTV_8002EA Test Item...

Page 12: ...mbers by pressing the arrow key so that brightness falls within Spec Adjust measuring value near 0 65 cd m2 Typ Save the Exit key for escape 3 Brightness value must be 10 or more See following chapter for less than 11 1 After returning to the SVC mode by pressing the Exit Key and selecting the DOT Defect Mode measure brightness value of the center part in the black screen by pressing the numeric k...

Page 13: ...ity display Non mounting of battery N A Battery Error ERROR Battery temperature display Continuous Tone Play Display whether there is connection f the adapter Remained battery capacity display Remained battery capacity and voltage display Data may be different depending on operation of the adapter Test whether there is operation of the adapter BATTERY Status LIFE 50 AC ON TEMP 20 VOLT 12657mV Test...

Page 14: ...e ENTER button Move to the previous mode after TX Command Sending Selected only when pressing the ENTER button Move to previous mode after modification of initialization TX SSID TX Version TX Testing LWTV_800XXX K 1 8 RAMDISK 1 2 TX Long Run TX Factory Default Test Items MICOM 1 3 0 ROMFS 1 2 12 21 ENG TX SSID 80035E LED Volume Brightness Contrast Button Remocon Battery RX Longrun RX Factory Defau...

Page 15: ... Test Battery shipment mode Release mode remained 30 or more Application method 100 charging in aging test Aging Test time Battery 50 charging time 2hours 15 Default No Select Yes when completing solution of patent issued in relation with VCHIP To be published afterwards Enable Canadian VCHIP YES NO Test Items MICOM 1 3 0 ROMFS 1 2 12 21 ENG TX SSID 80035E LED Volume Brightness Contrast Button Rem...

Page 16: ... check soldering of LCT1628 U1006 Fail Fail Pass Reprogram or Replace VCT4973 U603 Fail Fail Pass Check PWRIN signal on Main Board Check 5V signal VCC5 0V_VCT on Main Board Check PWR_ON signal on Main Board Check VCT4973 U603 on Main Board Check LTC1628 U1006 on Main Board Check 16V or Connector J1007 on Power Adapter ...

Page 17: ...or part around signal nSDCS0 Fail Replace or reprogram of Flash U301 Check Bonding of CPU U101 or CPU itself Fail Fail Pass Check VCC3 3V signal on Main Board Check 6MHz Crystal X1402 Line signal on Main Board Check nSDCS0 SDCLK signal on Main Board Check Flash U301 If there is no signal on nSDCS0 or SDCLK signal on Main Board Check LTC1628 U1006 on Main Board Check VCC1 8V signal ...

Page 18: ...27MHz OSC Block Fail Pass Check bonding of CX23416 U502 or MPEG SDRAM U501 Fail Pass Check bonding of MAIN_SCL_1 or MAIN_SDA_1 circuit Fail Pass Check VCC1 25V signal on Main Board Check MPEG_27M signal on Main Board Check clock signal 135MHz of R509 side on Main Board Check MAIN_SCL_1 or MAIN_SDA_1 signal on Main Board ...

Page 19: ...eplace SAW Filter part Fail Fail Replace TR Diode Fail Check IIC Line or VCT4973 U603 Fail Pass Check VCC33V signal on Main Board IIC Line of TV Tuner on Main Board Check 11 pin of TV Tuner on Main Board Check SAW Filter U802 Block on Main Board Check PWM_50KHZ signal on Main Board Check TR Diode on TV Tuner Block ...

Page 20: ...No Replace R206 No Yes Replace U301 No Yes Replace U301 No Yes Check DCIN 16V or not Check the voltage of the pin no 1 3 on Q205 16V or not Check the voltage of the pin No 24 on U301 16V or not Check the voltage of the pin No 21 on U301 5V or not Check the voltage of the pin No 15 on U301 5V or not ...

Page 21: ...2 No Replace Q1901 No Yes Check J1201 and power board No Yes Check U1905 U1904 and Q1905 No Yes Check blue LEDs ON or not Check the voltage of pin No 1 on Q1902 3 3V or not Check the voltage of pin No 5 6 7and 8 on Q1901 3 3V or not Check the voltage of pin No 4 5 and 6 on J1201 5V or not Check the voltage of CP1905 1 2V or not ...

Page 22: ...r Board No Check Q1904 No Yes Check U1101 and U201 No Yes Check U1101 and U201 No Yes Yes Check VCCINV 16V or not Check Inverter Cable OK or not Check VCCLCD 5V or not Check the clock of pin no 31 on U1101 65MHz or not Check the H V sync signal of pin no 27 28 on U1101 OK or not Check J1101 and Cable No Check LVDS Cable OK or not ...

Page 23: ...k FB1302 No Yes Check U1302 C1301 C1302 R1320 R1321 R1318 R1319 No Yes Check U201 No Yes Check connection of Cable on J1301 OK or not Check connection of Speaker Cable OK or not Check the voltage of FB1302 5V or not Check the signal of pin no 6 8 on U1301 OK or not Check the signal of pin no 1 2 3 4 on U1302 OK or not ...

Page 24: ... No Yes Check U201 No Yes Yes Check the battery connection OK or not Check connection of the cable between J201 on power board and J1901 on main board OK or not Check voltage of pin no 1 on U201 on power board 16V or not Check voltage of pin no 14 on U201 1 2V or not Check voltage of pin no 4 on U201 4V or not Check Q202 Q203 No Check voltage of pin no 1 on J202 12 6V or not ...

Page 25: ... 25 BLOCK DIAGRAM RX ...

Page 26: ...z of Audio part 5 UART RS 232 EM8620L has two on chip UARTs The UART0 is used for system debugging and the UART1 is used to communicate with the microcontroller The Information of key button control battery and power management that the microcontroller gets is transported to the UART1 interface of EM8620L 6 Audio Interface EM8620L has a built in digital audio processor that it is able to decode MP...

Page 27: ..._OUT1 RED GRN BLU ITU_T R 656 VIDIN0 7 ARV_1 ALV_1 R_OUT1 L_OUT1 MNT_SC_OUT1 MNT_SY_OUT1 S Video Jack OP Amp OP Amp VCT4973 CX23416 MST 9883 Array Resistor RCA Video Input RCA Audio Input RCA Video Output RCA Audio Output WIRELESS TV TX BOARD BLOCK DIAGRAM TX A V ...

Page 28: ...SDA_1 SCL_1 PCM_SCLKI PCM_DOUT SPK_LA SPK_RA AUDIO_OSC_CLK PCM_LRCK UART Controller TV_Tuner IF S3C2800 VCT4973 Power Tact Switch Power On Off Block Flash Memory 4MBytes DRAM 32MBytes S Video Output S Video Input RCA Audio Video Output RCA Audio Video Input DC Adapter Jack PWRIN DSUB9 Port SDA_1 SCL_1 POWER_ TACT PWR_ ON UART1 Controller UART1 Controller Video Memory 8Mbytes WIRELESS TV TX BOARD B...

Page 29: ...ses 38 9MHz IF frequency IF signal from TV Tuner is passing through SAW Filter and transferred to VCT4973 TV Tuner s 33V is made by Transistor Diode circuit and PWM signal VCT4973 is sending PWM signal to 33V circuit 6 AD Converter This circuit uses Mstar Semiconductor Inc MST9883 U702 as Video ADC In case of Audio ADC TI Inc PCM1802 is used Video signal from VCT4973 is transformed to ITU T R 656 ...

Page 30: ...ERTER ASS Y ETC 1 2 3 4 5 12 9 8 10 11 7 6 WIRING DIAGRAM No Part No 1 2 3 4 5 6 7 8 9 10 11 12 Wiring Part List 5010TZZ001E 5010TZZ001F 6631T20010A 6631T20034G 6631T20010C 6401TZZ035C 6631T20034F 6631T20033H 6631T20015D 6631T20015A 6631T20020E 6631T11020T ...

Page 31: ... 31 EXPLODED VIEW 010 020 110 060 030 200 210 180 190 070 040 220 100 120 130 050 080 090 120 140 150 160 170 ...

Page 32: ...NNA KOSAN DIPOLE 50 OHM L190MM 5010TZZ001F ANTENNA KOSAN DIPOLE 50 OHM L380MM 6871TST764A PWB PCB ASSEMBLY SUB 15LW10 ETC TOTAL BRAND RX 4810TKK294A BRACKET 15LW10 HOLDER ANT ABS BK 6871TST764A PWB PCB ASSEMBLY SUB 15LW10 ETC TOTAL BRAND RX 6871TST764A PWB PCB ASSEMBLY SUB 15LW10 ETC TOTAL BRAND RX 6871TST764A PWB PCB ASSEMBLY SUB 15LW10 ETC TOTAL BRAND RX 6633TZA019A INVERTER ASSEMBLY FRONTEK FIF...

Page 33: ... 33 EXPLODED VIEW 010 020 030 040 050 060 070 080 ...

Page 34: ...5LW10 TOTAL TOP ASSY TX 4815TKK043A SHIELD ASSEMBLY TOP MAIIN 15LW10 6871TMT787B PWB PCB ASSEMBLY MAIN 15LW10 TX BRAND ML 042A TOTAL 4814TKK290A SHIELD REAR 3551TKK546A COVER ASSEMBLY 15LW10 TOTAL BOTTOM ASSY TX 3550TKK648B COVER M15XX SIDE DECO_RIGHT 3551TKK547A COVER ASSEMBLY 15LW10 TOTAL STAND ASSY TX 010 020 030 040 050 060 070 080 ...

Page 35: ...0 X7R R TP C605 0CK822CK56A 8200PF 1608 50V 10 X7R R TP C607 0CK334CF94A 0 33UF 1608 16V 80 20 F Y C608 0CK334CF94A 0 33UF 1608 16V 80 20 F Y C620 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R C705 0CK393CK56A 39000PF 1608 50V 10 R TP X7 C706 0CK392CK56A 3900PF 1608 50V 10 R TP X7R CB103 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB104 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB105 0CK104CK56A 0 1UF 1608 50V 1...

Page 36: ...1UF 1608 50V 10 R TP X7R CB805 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB806 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION CB807 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB808 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB809 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB904 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB906 0CK104CK56A 0 1UF 1608 50V 10 R TP X7...

Page 37: ... 10 R TP X7R CB802 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB803 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB901 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION CB902 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB903 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB905 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB909 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB910 0CK1...

Page 38: ...03 0CE226WJ6DC 22UF MVK 35V 20 R TP SMD S CP1005 0CE226WJ6DC 22UF MVK 35V 20 R TP SMD S CP1006 0CE106VF6DC 10UF MV 16V 20 R TP SMD SM DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION CP1009 0CE107WJ6DC 100UF MVK 35V 20 R TP SMD CP1010 0CE226WJ6DC 22UF MVK 35V 20 R TP SMD S CP1012 0CE226WJ6DC 22UF MVK 35V 20 R TP SMD S CP1015 0CE107WJ6DC 100UF MVK 35V 20 R TP SMD CP1101 0CE476WK6DC 47U...

Page 39: ... 5 6B TP ROHM K SOD323 D904 0DZ560009DA UDZ S 5 6B TP ROHM K SOD323 D1101 0DZ330009DF MTZJ33B TP ROHM K DO34 0 5W D1103 0DZ330009DF MTZJ33B TP ROHM K DO34 0 5W DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION U1401 0IKE702900G KIA7029AF SOT 89 TP 2 9V VOL U1409 0IKE702900G KIA7029AF SOT 89 TP 2 9V VOL U604 0IKE702900G KIA7029AF SOT 89 TP 2 9V VOL U1903 0ILNRML004A MIC39300 2 5BU MICRE...

Page 40: ... CERATEC R TP HB1M1608 121J FB1903 6210TCE0013 CERATEC R TP HB1M1608 121J FB301 6200J00005H HB 1S1608 200JT CERATECH R T FB302 6200J00005H HB 1S1608 200JT CERATECH R T DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION FB602 6210TCE0013 CERATEC R TP HB1M1608 121J FB603 6210TCE0013 CERATEC R TP HB1M1608 121J FB801 6200J00005H HB 1S1608 200JT CERATECH R T FB902 6200J00005H HB 1S1608 200JT...

Page 41: ...HM 1 10 W 5 1608 R TP R301 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R303 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R304 0RJ0222D677 22 OHM 1 10 W 5 1608 R TP DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R305 0RJ0222D677 22 OHM 1 10 W 5 1608 R TP R406 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R509 0RJ0222D677 22 OHM 1 10 W 5 1608 R TP R513 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R604 0RJ1000D677 ...

Page 42: ... TP R1010 0RJ1004D477 1M OHM 1 10 W 1 1608 R TP R1011 0RJ6342D477 63 4K OHM 1 10 W 1 1608 R T DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R1012 0RJ2002D677 20000 OHM 1 10 W 5 1608 R T R1014 0RJ1053D477 105K OHM 1 10 W 1 1608 R TP R1015 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R1016 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R1017 0RJ1004D477 1M OHM 1 10 W 1 1608 R TP R1018 0RJ0102D677 10...

Page 43: ...677 75 OHM 1 10 W 5 1608 R TP R902 0RJ0752D677 75 OHM 1 10 W 5 1608 R TP DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R903 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R904 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R905 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R906 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R907 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R908 0RJ1500D677 150 OHM 1 10 W 5 1608 R TP R909 0RJ000...

Page 44: ... 1 10 W 5 1608 R TP RD203 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP RD501 0RJ1000D477 100 OHM 1 10 W 1 1608 R TP DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION RD502 0RJ1000D477 100 OHM 1 10 W 1 1608 R TP RD701 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP RD703 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP RD704 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP RU1101 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP RU...

Page 45: ...0CK105DK94A 1UF 2012 50V 80 20 R TP F CB302 0CK105DK94A 1UF 2012 50V 80 20 R TP F CB304 0CK222CK51A 2200PF 1608 50V 10 R TP B Y CB305 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB306 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB307 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R CB309 0CK104CK56A 0 1UF 1608 50V 10 R TP X7R DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION CB310 0CK105CD56A 1UF 1608 10V...

Page 46: ...7 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R328 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R329 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP DATE 2005 01 10 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R332 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R333 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R334 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R335 0RJ0102D677 10 OHM 1 10 W 5 1608 R TP R336 0RJ0102D677 10 OHM 1 10 W 5 1608 R ...

Page 47: ...R201 0RJ3300D677 330 OHM 1 10 W 5 1608 R TP R202 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R203 0RJ1001D677 1K OHM 1 10 W 5 1608 R TP R205 0RJ1500D677 150 OHM 1 10 W 5 1608 R TP R206 0RJ1500D677 150 OHM 1 10 W 5 1608 R TP R207 0RJ1500D677 150 OHM 1 10 W 5 1608 R TP 47 ...

Page 48: ...B1912 BATINFO BATSMCLK BATSMDATA UC_CHARGEON_ICC UC_ADAPTERIN VCC5 0VON INVPWR DIMADJ INVON VCC5 0VON MODEON 2 3 4 D 3 2 CUSTOMER 1 5 B 1 6 5 MODEL NAME 6 C P P E CHECK 1 7 CHECK 2 A DATE 2004 07 13 2004 08 20 A SHEET REV RESET CLOCK LOGIC D DESIGN BY B Wireless TV LGE DIGITAL MEDIA RESERCH LAB DIZNET GR UPDATE C E 18 20 4 REMARK A G TECH L T D TP1908 TP1909 TP1914 TP1915 R1812 39 TP1911 TP1912 TP...

Page 49: ...U1401 74LVX14MTC 3 14 4D 12 2C 12 2C U1401 74LVX14MTC 9 8 5 6 12 2C D1413 KDS226 K1 A1 AK1 12 7B 33pF CB1415 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 VCC3 3VSB 74LVX14MTC U1401 2 33pF CB1411 Q1402 2N7002 3 1 2 12 6C 12 6B SMAW200 09P J1402 14 5B 12 2C 14 5B 12 2C 33pF CB1406 2N7002 Q1401 3 1 VCC3 3VSB 74LVX14MTC U1401 1 2 KDS226 D1411 K1 A1 AK1 12 1B 0 1uF CB1418 CB1412 33pF 4 6D 1 5K RU1408 11 11 12 1...

Page 50: ...2 5V VCC2 5V R1005 22 3 3C VCC2 5V 10 5A 3 5B 3 3C RA1005 22X4 RA1001 1 2 RA1004 22X4 7 8 CB1003 0 1uF 8 RA1002 22X4 3 4 22X4 RA1003 5 6 3 3C 3 3B 0 1uF CB1011 10 5A 3 5B 0 1uF CB1009 CB1017 0 1uF RA1001 22X4 7 R1006 22 CB1012 0 1uF 3 5C R1013 22 R1017 R1020 1K 1 NC 3 3C VCC2 5V 10 5B 3 5C 7 8 10 1A 3 5B 3 3B 3 5C 22X4 RA1002 5 6 10 1A 3 5B 22 8 22 R1003 CB1008 0 1uF 3 3B 22X4 RA1006 0 1uF CB1010 ...

Page 51: ... 08 20 A E 4 1 P P 3 5 20 D CHECK 2 MODEL NAME 11 4C 11 2B 11 2B 11 2C 11 2D C502 0 1uF 11 2C 11 4B 0 1uF CB505 0 1uF CB504 NO_CONNECTION 11 2C 11 4B CB502 0 1uF 11 4B 0 1uF CB503 11 2B TP1835 TP1823 TP1836 11 4B CB501 0 1uF RD502 100 1 11 2C TP1822 TP1834 VO1_U_CVBS_B VO1_VREF T5 VO1_V_C_R P1 VO1_Y_Y_G N1 VO2_RSET U5 VO2_U_B V1 T4 VO2_VREF U1 VO2_V_R T1 VO2_Y_G W1 VO3_CVBS_NC 11 4C 11 2C 11 4B RD...

Page 52: ...CI_IDSEL 142 PCI_PAR PCI_nDEVSEL 137 PCI_nFRAME 133 PCI_nGNT1 102 103 PCI_nGNTx2 PCI_nGNTx3 104 PCI_nINTA 164 134 PCI_nIRDY PCI_nLOCK 139 140 PCI_nPERR PCI_nREQ1 105 PCI_nREQx2 107 108 PCI_nREQx3 PCI_AD26 115 114 PCI_AD27 112 PCI_AD28 PCI_AD29 111 PCI_AD3 160 110 PCI_AD30 PCI_AD31 109 159 PCI_AD4 157 PCI_AD5 156 PCI_AD6 PCI_AD7 155 152 PCI_AD8 PCI_AD9 151 154 PCI_C0_nBE0 PCI_C1_nBE1 143 132 PCI_C2...

Page 53: ...5 3E 20 6B 7 4C 20 2C 15 6B 15 3C NO_CONNECTION 15 3B 15 4B 20 2B 0 1uF CB1503 15 3A 7 4C 15 3D 20 2B 7 4D 15 2D 7 4C 0 R1501 0 NC R1502 15 2E 15 2D 15 2C 7 5D 15 2A 15 2B 15 4A 20 6C 7 4C 15 3B 20 6C 15 4B 20 6B 0 1uF CB1501 15 3C 15 3D 20 2C 15 4B 20 2B 15 3D 15 6B 20 6C 7 4C 15 2D 15 6B 7 4C 15 2D 7 4C 7 4D 15 2D 7 5D 15 2A 15 2C 15 2D 15 2E 15 4D 20 2C 15 6B 15 3C 15 4B 20 6B 15 4B 15 6A 15 6A...

Page 54: ...C818 22pF TQ153 TQ154 TQ134 TQ155 TQ156 TQ149 TQ132 TQ150 TQ151 TQ152 TQ133 L801 HB 1S2012 800JT 6 2D RU803 62K NC 22pF C817 6 6C RU801 4 7K NC 6 6C R803 0 NC 0 R809 CP805 47uF 50V 8PIE 6 2D 6 6C D805 MTZJ5 6B 1 2 KST3904 Q801 1B 2E 3C MTZJ5 6B D811 1 2 FI C3216 103 L810 TQ107 TQ108 100pF C805 8 4B 6 2C TQ131 TQ36 TQ103 TQ104 TQ105 TQ106 1K R801 6 2C 6 6C 200 R827 TQ35 6 2D CB802 0 01uF 6 6C 470pF...

Page 55: ...D11 77 82 GND12 83 GND13 GND14 101 102 GND15 114 GND16 27 GND2 GND3 AD21 AD22 52 47 AD23 46 AD24 AD25 41 AD26 44 39 AD27 42 AD28 35 AD29 95 AD3 38 AD30 AD31 33 AD4 92 91 AD5 90 AD6 87 AD7 AD8 AC_SDATA_OUT 103 AC_SYNC AD0 96 99 AD1 AD10 81 AD11 80 79 AD12 78 AD13 75 AD14 AD15 76 AD16 60 AD17 57 58 AD18 AD19 53 94 AD2 54 AD20 51 68 66 TRDY 19 3 3V1 3 3V2 28 31 3 3V3 3 3V4 40 63 3 3V5 70 3 3V6 3 3V7 ...

Page 56: ...2 D301 MBRS130LT1 2 1 R328 10 BOOST1 BOOST2 18 22 EXTVCC 7 FCB 28 FLTCPL_PGOOD FREQSET 5 INTVCC 21 8 ITH1 11 ITH2 20 PGND 1 RUN_SS1 15 RUN_SS2 2 SENSE1 SENSE1 3 SENSE2 14 13 SENSE2 SGND SSVCC INTVCC SMAJ16A D303 1 2 LTC1628CG U301 3 3VOUT 10 23 BG1 BG2 19 25 CB304 2 2nF HOLE H7 1 2 3 4 5 6 7 8 TP1 TP13 TP32 TP33 TP30 TP27 TP28 TP11 TP15 TP21 TP22 TP23 TP31 TP25 1 2 XREF XREF TP19 TP20 22uF 35V F55...

Page 57: ...Jan 2005 Printed in Korea P NO 3828TSL106B ...

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