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LG 22LQ630H Service Manual Download Page 28

D1-_HDMI1

+1.5V_DDR

PTC_WOL

AUD_SCK

0.1uF

C274

AVSS_PGA

0.1uF

C201

10uF

C269

100pF

C4069

D0-_HDMI1

22

R299

0.047uF

C227

10

K

R

40

26

HPD2

D2-_HDMI1

AVDD_AU33

100

R201

OPT

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES

SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.

FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 

ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR

THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

TU_CVBS

4.7uF

C249

0.047uF

C231

1K

R

29

4

D2-_HDMI2

PC_R_IN

2.2uF

C239

1uF

C4045

22

K

R

26

0

22

R4033

AVSS_PGA

BLM18PG121SN1D

L227

AMP_SDA

IF_P_MSTAR

1K

R

29

3

BLM18PG121SN1D

L229

1K

FH

D

R

22

7

33

R210

0

.1

u

F

C

40

38

47

R4003

+3.3V_Normal

HDMI_ARC

510

R4024

47

R4002

BLM18PG121SN1D

L208

DDC_SCL_2

0

.1

u

F

C

23

2

1K

R

40

30

10K

R4019

FE_DEMOD_SDA

0

.1

u

F

C

29

0

OPT

1000pF

OPT

C203

C4067

OPT

22

R4034

33

R228

TP210

2.2uF

C238

+2.5V_Normal

0

R4020

LGE2112-T8

IC101

S7LR_DIVX_MS10

AVDDLV_USB

K12

VDDC_1

G9

VDDC_2

H9

VDDC_3

K10

VDDC_4

K11

VDDC_5

L10

VDDC_6

M12

VDDC_7

M13

VDDC_8

N12

VDDC_9

P14

VDDC_10

P15

VDDC_11

R10

VDDC_12

R14

VDDC_13

R15

VDDC_14

T10

AVDD1P0

P10

FB_CORE

P19

AVDDL_MOD

R16

AVDD10_LAN

L11

DVDD_DDR

M14

AVDD2P5_ADC_1

W9

AVDD2P5_ADC_2

W10

AVDD2P5_ADC_3

W11

AVDD25_REF

W12

AVDD25_LAN

Y17

AVDD_MOD_1

V18

AVDD_MOD_2

U19

AVDD25_PGA

W14

AVSS_PGA

W15

AVDD_NODIE

U7

AVDD_DVI_USB_1

L7

AVDD_DVI_USB_2

M7

AVDD3P3_MPLL

P7

AVDD_DMPLL

R7

DVDD_NODIE

M19

AVDD_AU33

V7

AVDD_EAR33

W7

VDDP_1

R19

VDDP_2

T19

AVDD_LPLL_1

W18

AVDD_LPLL_2

W19

VDDP_NAND

V19

AVDD_DDR0_D_1

J17

AVDD_DDR0_D_2

K15

AVDD_DDR0_D_3

K16

AVDD_DDR0_C

L15

AVDD_DDR1_D_1

K17

AVDD_DDR1_D_2

L17

AVDD_DDR1_D_3

M17

AVDD_DDR1_C

L16

GND_EFUSE

E9

GND_1

A23

GND_2

B17

GND_3

C23

GND_4

A5

GND_5

C11

GND_6

C19

GND_7

C22

GND_8

D14

GND_9

D18

GND_10

D19

GND_11

E17

GND_12

E18

GND_13

E19

GND_14

E22

GND_15

F8

GND_16

F17

GND_17

F18

GND_18

F19

GND_19

G8

GND_20

H8

GND_21

N22

GND_22

N21

GND_23

N20

GND_24

M22

GND_25

M21

GND_26

M20

GND_27

F10

GND_28

V15

GND_29

W16

GND_30

V8

GND_31

T18

GND_32

G10

GND_33

G11

GND_34

G12

GND_35

G13

GND_36

G14

GND_37

G17

GND_38

G18

GND_39

G19

GND_40

G24

GND_41

H11

GND_42

H12

GND_43

H13

GND_44

H14

GND_45

H15

GND_46

H16

GND_47

H17

GND_48

H18

GND_49

H19

GND_50

J 9

GND_51

J10

GND_52

J11

GND_53

J12

GND_54

J13

GND_55

J14

GND_56

J15

GND_57

J16

GND_58

J18

GND_59

J19

GND_60

J25

GND_61

K9

GND_62

K13

GND_63

K14

GND_64

H10

GND_65

K18

GND_66

K19

GND_67

K22

GND_68

L8

GND_69

L9

GND_70

J 8

GND_71

L12

GND_72

L13

GND_73

L18

GND_74

L19

GND_75

M8

GND_76

K8

GND_77

M10

GND_78

M11

GND_79

L14

GND_80

M15

GND_81

M16

GND_82

M18

GND_83

M25

GND_84

N10

GND_85

N11

GND_86

N13

GND_87

N14

GND_88

N15

GND_89

N16

GND_90

N17

GND_91

N19

GND_92

K7

GND_93

P8

GND_94

P9

GND_95

M9

GND_96

P11

GND_97

P13

GND_98

P16

GND_99

P17

GND_100

P18

GND_101

P12

GND_102

R8

GND_103

R9

GND_104

R11

GND_105

R12

GND_106

R13

GND_107

R17

GND_108

T8

GND_109

T9

GND_110

N7

GND_111

T11

GND_112

T12

GND_113

T13

GND_114

T14

GND_115

T15

GND_116

T16

GND_117

T17

GND_118

U8

GND_119

U9

GND_120

U10

GND_121

U11

GND_122

U12

GND_123

U13

GND_124

U14

GND_125

U15

GND_126

U16

GND_127

U17

GND_128

R18

GND_129

V9

GND_130

V10

GND_131

V11

GND_132

V12

GND_133

V14

GND_134

V17

GND_135

T7

GND_136

E8

BLM18PG121SN1D

L209

0.047uF

C208

100

OPT

R4039

+3.5V_ST

510

R4025

0

.1

u

F

C

40

44

0

R4001

OPT

0.1uF

C257

100

R267

1K

O

PT

R

29

1

D0+_HDMI1

10uF

C4071

1K

O

PT

R

21

1

BLM18SG121TN1D

L223

+1.10V_VDDC

0

.1

u

F

C

40

06 OPT

TU_SCL

AV_L_IN

0.1uF

C4064

1K

O

PT

R

20

8

AV_R_IN

100

OPT

R4040

0

.1

u

F

C

40

07

22

R295

100pF

C4068

+3.5V_ST

22pF

C262

0.1uF

C252

24MHz

X201

100

R261 OPT

AVDD2P5_MOD

0.1uF

C4027

2.2uF

C245

1K

R

40

27

O

PT

100

R265 OPT

0.1uF

C270

DDC_SCL_1
HPD1

0.1uF

C256

2

.4

K

R

40

23

TU_SIF

1K

R

20

7

CK-_HDMI1

D0+_HDMI2

0

.1

u

F

C

40

24

0.047uF

C209

33

R232

0

R4004

0.1uF

C240

0.1uF

C258

0.1uF

C271

0

OPT

R268

22pF

C261

D1+_HDMI2

DDC_SDA_2

AV_CVBS_IN

100

R202

OPT

SOC_RESET

0.047uF

C207

0

.1

u

F

C

40

14

MIUVDDC

0

.1

u

F

C

28

0

+3.3V_Normal

100

R204

OPT

SOC_RESET

1

0

u

F

C

27

5

TU_SDA

0

.1

u

F

C

40

43

1K

R

40

29

BLM18PG121SN1D

L204

+1.10V_VDDC

100

R288

CK+_HDMI1

D2+_HDMI2

MODEL_OPT_0

0

.1

u

F

C

40

13 OPT

BLM18PG121SN1D

L228

MODEL_OPT_7

0

.1

u

F

C

40

09

68

R229

0

.1

u

F

C

40

31

10uF

C263

0

.1

u

F

C

26

7

22

R4038

0.1uF

C241

MODEL_OPT_3

1

0

0

0

p

F

O

PT

C

26

4

0

.1

u

F

C

29

9 OPT

PC_L_IN

PILLOW_SPK

014:AD22

DDC_SDA_1

D2+_HDMI1

BLM18PG121SN1D

L206

0

.1

u

F

C

40

36

0.1uF

C273

CK+_HDMI2

2.2uF

C244

1K

O

PT

R

29

0

IF_N_MSTAR

4.7uF

10V

C200

MODEL_OPT_2

SIDE_USB_DM

0

.1

u

F

C

40

42

BLM18PG121SN1D

L219

VDD33

33

R244

10

R217

0.047uF

C206

AVDD2P5

68

R231

1

0

u

F

C

28

1 OPT

MODEL_OPT_5

+1.10V_VDDC

0.047uF

C205

0.1uF

C4062

0.047uF

C225

KDS181

D200

68

R252

0

R298

AVDD_NODIE

100

R203

FE_DEMOD_SCL

AMP_SCL

1K

O

PT

R

20

6

1K

R

20

9

0.047uF

C233

AVDD2P5_MOD

AUD_LRCK

AVDD_NODIE

CK-_HDMI2

D1-_HDMI2

1

0

u

F

C

29

3

OPT

0.047uF

C204

0

.1

u

F

C

40

12

100

R4031 OPT

1

0

u

F

C

27

6

EXT_SPK

D1+_HDMI1

0.047uF

25V

C4065

0

.1

u

F

C

26

5

0.1uF

16V

C4070

AVDD_AU33

BLM18PG121SN1D

L211

AUD_MASTER_CLK_0

100

R289

0

.1

u

F

C

29

2 OPT

AVDD_MIU

FB_CORE

DSUB_VSYNC

1K

H

D

R

22

6

AVDD_MIU

0.1uF

C250

DSUB_HSYNC

0

.1

u

F

C

27

7

0

.1

u

F

C

40

11

AVDD25_PGA

+1.10V_VDDC

1M

R

28

7

AVDD2P5

1

0

u

F

C

40

01

IF_AGC_MAIN

1K

R

21

2

0

.1

u

F

C

40

25

0

.0

1

u

F

C

21

3

0

.1

u

F

C

40

20

0

.1

u

F

C

40

46

0.1uF

C286

BLM18SG121TN1D

L202

AUD_LRCH

33

R246

D0-_HDMI2

22

R4037

CEC_REMOTE_S7

IR

VDD33

SIDE_USB_DP

MODEL_OPT_1

0

.1

u

F

C

28

3

VDD33

1

0

u

F

C

28

4

LGE2112-T8

IC101

S7LR_DIVX_MS10

RXACKP

J 2

RXACKN

J 3

RXA0P

K3

RXA0N

J 1

RXA1P

K2

RXA1N

K1

RXA2P

L2

RXA2N

L3

DDCDA_DA/GPIO24

T5

DDCDA_CK/GPIO23

T4

HOTPLUGA/GPIO19

V5

HOTPLUGB/GPIO20

R5

RXCCKP

AE9

RXCCKN

AC9

RXC0P

AC10

RXC0N

AD9

RXC1P

AC11

RXC1N

AD10

RXC2P

AE11

RXC2N

AD11

DDCDC_DA/GPIO28

AE8

DDCDC_CK/GPIO27

AD8

HOTPLUGC/GPIO21

AC8

RXDCKP

F2

RXDCKN

F3

RXD0P

G3

RXD0N

F1

RXD1P

G2

RXD1N

G1

RXD2P

H2

RXD2N

H3

DDCDD_DA/GPIO30

R6

DDCDD_CK/GPIO29

U6

HOTPLUGD/GPIO22

P5

CEC/GPIO5

R4

HSYNC0

P2

VSYNC0

R3

RIN0P

N2

RIN0M

P3

GIN0P

N3

GIN0M

N1

BIN0P

M3

BIN0M

M2

SOGIN0

M1

HSYNC1

V2

VSYNC1

V3

RIN1P

U3

RIN1M

U2

GIN1P

T1

GIN1M

T2

BIN1P

R2

BIN1M

R1

SOGIN1

T3

HSYNC2

AA2

RIN2P

Y2

RIN2M

AA3

GIN2P

W2

GIN2M

Y3

BIN2P

V1

BIN2M

W3

SOGIN2

W1

CVBS0

AA8

CVBS1

Y4

CVBS2

W4

CVBS3

AA5

CVBS4

Y5

CVBS5

AA4

CVBSOUT0

Y6

CVBSOUT1

AA1

VCOM

AB4

VIFP

AC4

VIFM

AD3

I P

AC3

IM

AE3

SIFP

AD4

SIFM

AC5

IF_AGC

AD2

RF_AGC

AE2

I2C_SCKM1/GPIO75

AE6

I2C_SDAM1/GPIO76

AD6

XIN

AD1

XOUT

AC1

SPDIF_IN/GPIO152

D7

SPDIF_OUT/GPIO153

D6

USB0_DM

E3

USB0_DP

E2

USB1_DM

AC12

USB1_DP

AE12

I2S_IN_BCK/GPIO150

C8

I2S_IN_SD/GPIO151

D8

I2S_IN_WS/GPIO149

D9

I2S_OUT_BCK/GPIO156

B10

I2S_OUT_MCK/GPIO154

C9

I2S_OUT_SD/GPIO157

B9

I2S_OUT_WS/GPIO155

C10

AUL0

AB9

AUR0

AA11

AUL1

Y9

AUR1

AA9

AUL2

AA7

AUR2

AB8

AUL3

Y8

AUR3

Y10

AUL4

AC7

AUR4

AD7

AUOUTL0

W6

AUOUTL2

V6

AUOUTL3

V4

AUOUTR0

Y7

AUOUTR2

W5

AUOUTR3

U5

AUVRM

AD5

AUVAG

AE5

AUVRP

AC6

EARPHONE_OUTL

AA6

EARPHONE_OUTR

AB6

ET_RXD[0]/RP/GPIO60

C6

ET_TXD[0]/TP/GPIO57

C5

ET_RXD[1]/RN/GPIO63

A6

ET_TXD[1]/LED1/GPIO56

C4

ET_TX_CLK/TN/GPIO59

B5

ET_TX_EN/GPIO58

C3

ET_MDC/GPIO61

A3

ET_MDIO/GPIO62

B3

ET_COL/LED0/GPIO55

B4

IRIN/GPIO4

N4

ARC0

T6

HWRESET

N5

1000pF

C210

+3.3V_Normal

68

R233

22

R296

AVDD25_PGA

1

0

u

F

C

22

8

33

R230

1

0

u

F

C

27

8

0

.1

u

F

C

40

19

MODEL_OPT_4

100

R262

PM_MODEL_OPT_1

0.1uF

C251

100

R4032 OPT

1uF

C253

VDD33

62K

R200

MODEL_OPT_6

MIUVDDC

1K

R

40

28

O

PT

+3.3V_Normal

+2.5V_Normal

0.047uF

C223

0.047uF

C222

AV/COMPONENT

1000pF

C224

AV/COMPONENT

33

R239

AV/COMPONENT

68

R242

C

68

R240

68

R238

0.047uF

C220

AV/COMPONENT

33

R241

AV/COMPONENT

0.047uF

C219

33

R237

AV/COMPONENT

C

0.047uF

C218

AV/COMPONENT

0.047uF

C221

2.2uF

C242

AV/COMPONENT

2.2uF

C243

AV/COMPONENT

COMP2_R_IN

COMP2_L_IN

0.047uF

C4057

AV/COMPONENT

33

R4016

AV/COMPONENT

SIDEAV_CVBS_IN

2.2uF

C4059

AV/COMPONENT

2.2uF

C4060

AV/COMPONENT

SIDEAV_L_IN
SIDEAV_R_IN

Close to MSTAR

AVDD_NODIE:7.362mA

Close to MSTAR

AUDIO OUT

I

M

D

H

AVDD_DDR1:55mA

DDR3 1.5V

R

M
II

 F

o

r 

E

th

e

rn

e

t

MAIN2, HW OPT

VDDC : 2026mA

S p e c .   o u t

C l o s e   t o   I C   w i t h   w i d t h   t r a c e

SOC_RESET

Close to MSTAR

HP OUT

STby 3.5V

B

U

S

D

S p e c .   o u t

AVDD25_PGA:13mA

S p e c .   o u t

Normal 2.5V

RSDS Power OPT

ANALOG SIF

TUNER_I2C

AVDD2P5:172mA

Wake on RF

DTV_IF

Normal Power 3.3V

I2

S

_

I/

F

Close to MSTAR

MODEL OPTION

VDDC 1.05V

CVBS In/OUT

SIDE USB

AVDD_DDR0:55mA

2

A

U

D

IO

 IN

U23

MODEL_OPT_3

MODEL_OPT_6

READY

T24

OLED

READY

AB3

HIGH

PHM_ON

READY

MODEL OPTION

MODEL_OPT_2

B8

MODEL_OPT_7

NON_OLED

F4

NON_3D

MODEL_OPT_1

FHD

T25

NON_DVB_T2

MODEL_OPT_4

DVB_T2

READEY

LOW

MODEL_OPT_0

A8

NON_DVB_S DVB_S

MODEL_OPT_5

3D

AB2

PHM_OFF

PIN NO.

PIN NAME

HD

COMP2(common AV)

42LD6DDH-UA

2 0 1 1 . 1 2 . 0 1

Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only 

Summary of Contents for 22LQ630H

Page 1: ...ODEL 42CQ610H 42CQ610H UA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LCD TV SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Page 2: ... LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 TROUBLESHOOTING 13 BLOCK DIAGRAM 21 EXPLODED VIEW 22 SCHEMATIC CIRCUIT DIAGRAM ...

Page 3: ...inals 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 in turn to each exposed m...

Page 4: ...t 20 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety UL CSA IEC specification EMC FCC ICES IEC specification 4 General Specification No Item Specification Remark 1 Receiving System 1 ATSC NTSC M 2 Available Channel 1 VHF 02 13 2 UHF 14 69 3 DTV 02 69 4 CATV 01 135 5 CADTV 01 135 3 Input Voltage 1 AC 100 240V 50 60Hz Mark...

Page 5: ...68 70 09 25 17 EGA Х 2 720 400 31 469 70 08 28 32 DOS O 3 640 480 31 469 59 94 25 17 VESA VGA O 4 800 600 37 879 60 31 40 00 VESA SVGA O 5 1024 768 48 363 60 00 65 00 VESA XGA O 6 1280 768 47 776 59 870 79 5 CVT WXGA Х 7 1360 768 47 712 60 015 85 50 VESA WXGA O DTV 1 720 480 31 47 60 27 027 SDTV 480P 2 720 480 31 47 59 94 27 00 SDTV 480P 3 1280 720 45 00 60 00 74 25 HDTV 720P 4 1280 720 44 96 59 9...

Page 6: ... items can be also performed in Final Assembly if needed Both Board level and Final assembly adjustment items can be check using In Start Menu 1 Adjust Check Component 1080p and RGB PC Adjust will be calculated by 480i adjust value 3 2 Final assembly adjustment 1 White Balance adjustment 2 RS 232C functionality check 3 Factory Option setting per destination 4 Shipment mode setting In Stop 3 3 Etc ...

Page 7: ...ed and ADC RGB is completed If ADC calibration is failure ADC RGB Fail is displayed 3 If ADC calibration is failure after rechecking ADC pattern or condition retry calibration 5 2 EDID DDC Download EDID PCM 5 2 1 Overview It is a VESA regulation A PC or a MNT will display an optimal resolution through information sharing without any necessity of user input It is a realization of Plug and Play 5 2 ...

Page 8: ...ion of Full Dynamic range and data one of R G B is fixed at 192 and the other two is lowered to find the desired value 3 Adj condition normal temperature Surrounding Temperature 25 5 ºC Warm up time About 5 Min Surrounding Humidity 20 80 5 3 2 Equipment 1 Color Analyzer CA 210 NCG CH 9 WCG CH12 LED CH14 2 Adj Computer During auto adj RS 232C protocol is needed 3 Adjust Remocon 4 Video Signal Gener...

Page 9: ... OK Sing check adj status of pre mode Cool Medium Warm 6 Remove probe and RS 232C cable to complete adj W B Adj must begin as start command wb 00 00 and finish as end command wb 00 ff and Adj offset if need 5 3 5 2 Manual adj method 1 Set TV in Adj mode using POWER ON 2 Zero Calibrate the probe of Color Analyzer then place it on the center of LCD module within 10cm of the surface 3 Press ADJ key E...

Page 10: ...select Tool option Model Tool 1 Tool 2 Tool 3 Tool 4 Tool 5 COMMERCIAL OPTION 42CQ610H UA 24576 8202 53257 2564 8448 114 5 7 Ship out mode check In stop After final inspection press In Stop key of the Adj R C and check that the unit goes to Stand by mode 6 GND and HI POT Test 6 1 GND HI POT auto check preparation 1 Check the POWER CABLE and SIGNAL CABE insertion condition 6 2 GND HI POT auto check...

Page 11: ... socket 2 Automatically detecting update file in USB Stick If your downloaded program version in USB Stick is lower than that of TV set it didn t work Otherwise USB data is automatically detected 3 Show the message Copying files from memory 5 Updating Completed The TV will restart automatically 6 If your TV is turned on check your updated version and Tool option If downloading version is more high...

Page 12: ...C LAN Port 10 4 2 Working procedure 10 4 2 1 Connection UTC 1000 LAN PC LAN Port UTC 1000 TOP1 Game port RJ21 TV LINK CFG Phone Jack UTC 1000 RF1 b_LAN RF IN 10 4 2 2 Power on JIG Switch on front of the JIG 10 4 2 3 Test Start UTC 1000 TOP2 JIG 11pin Connection 10 4 2 4 Checking b LAN MAC Address Check whether it is same their address numbers or not between B LAN Label and on the pc address number...

Page 13: ...Check power connector and RL_ON signal OK N Replace Power Board Check Q409 application circuit Or replace Q409 N Replace Cable N Check P401 All Voltage Level 3 5V 12V 24V Y N Check IC1602 RESET and UPDATE pin Y Check X1600 Clock 32 768MHz Y Check IC1602 IIC Communication status Y Check IR input state of IC1602 57pin Y Re download PTC Micom Check power connector and RL_ON signal OK N Replace Power ...

Page 14: ...Analog RF Video Trouble Shooting guide Check RF cable signal Y Check TU1003 Pin7 Video output Y Check tuner 5V power L3702 Y Check tuner 3 3V power L3703 Y Check tuner 1 8V power IC3703 2pin 1 8V Y Check Mstar LVDS output Replace Tuner N Check IC404 Replace L3703 Replace IC3703 N N N Replace IC101 N Replace IC404 N Y ...

Page 15: ... circuit Check IC404 Replace L3703 Replace IC3703 N N N Replace IC101 N Replace IC404 N Y Replace X201 Check input signal format Is it supported Y Check AC cable for damage For damage or open conductor Y Check JK1202 Can you see the normal waveform Y Check the input of Mstar IC101 Measure waveform at C227 because it s more easy to check Can you see the normal waveform Y This board has big problem ...

Page 16: ...en conductor Y Check JK801 JK802 Can you see the normal waveform Y Check HDCP key NVRAM IC103 Power I2C signal Y Check the input of Mstar IC101 Measure waveform at R4024 R4025 because it s more easy to check Can you see the normal waveform Y This board has big problem because Main chip Mstar have some troubles After checking thoroughly all path once again You should decide to replace Mstar or not ...

Page 17: ... AC cable for damage For damage or open conductor Y Check JK1104 Can you see the normal waveform Y Check the input of Mstar IC101 Measure waveform at R4024 R4025 because it s more easy to check Can you see the normal waveform Y This board has big problem because Main chip Mstar have some troubles After checking thoroughly all path once again You should decide to replace Mstar or not Replace JK1104...

Page 18: ...ining and service purposes 8 Analog RF Audio Trouble Shooting guide Check RF cable signal Check TU1003 Pin1 SIF output Y Check Audio AMP output L503 L504 L505 L506 Y Check IC501 Y Check C250 SIF signal to IC101 Replace Tuner N Replace L503 L504 L505 L506 Replace IC501 N N Replace IC101 Y ...

Page 19: ...open conductor Y Check JK1202 JK1102 Can you see the normal waveform Y Check the input of Mstar IC101 Measure waveform at C227 C244 C245 because it s more easy to check Can you see the normal waveform Y This board has big problem because Main chip Mstar have some troubles After checking thoroughly all path once again You should decide to replace Mstar or not Replace JK1202 JK1102 N Check Audio AMP...

Page 20: ...Is it supported Y Check AC cable for damage For damage or open conductor Y Check JK801 JK802 Can you see the normal waveform Y This board has big problem because Main chip Mstar have some troubles After checking thoroughly all path once again You should decide to replace Mstar or not Replace JK801 JK802 N Check Audio AMP output L503 L504 L505 L506 Replace L503 L504 L505 L506 N Y ...

Page 21: ...com MSP430F5419IPZR IC1602 24MHz JACK PACK JACK PACK at REAR at REAR SCL SDA_3 3V RF S7LR LGE105DB LF 1 IC101 RS 232C SVC S W Reset TDVJ H031F EXT_OUT I2C SCL SDA S_FLASH 8M bit MX25L8006EM2I 12G IC200 Power AMP TPA6011A4PWPRG4 IC1100 JK1100 JK6000 RJP_CTRL JK501 Pro Idom LGDT1129 IC1209 TS_CLK VALID SYNC 0 7 PM_TS_CLK VALID SYNC 0 7 TMMB H001P B LAN TV link CFG Game control TV link CFG Game contr...

Page 22: ...cal parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFET...

Page 23: ...3 RESET T2 DQSL F3 DQSL G3 DQSU C7 DQSU B7 D M L E7 D M U D3 DQL0 E3 DQL1 F7 DQL2 F2 DQL3 F8 DQL4 H3 DQL5 H8 DQL6 G2 DQL7 H7 DQU0 D7 DQU1 C3 DQU2 C8 DQU3 C2 DQU4 A7 DQU5 A2 DQU6 B8 DQU7 A3 VREFCA M8 VREFDQ H1 ZQ L8 VDD_1 B2 VDD_2 D9 VDD_3 G7 VDD_4 K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8 R1 VDD_9 R9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9 VDDQ_5 D2 VDDQ_6 E9 VDDQ_7 F1 VDDQ_8 H2 VDDQ_9 H9 NC_1 J1 NC_2 J...

Page 24: ...7 4 5 7 2 5 1 R 0 7 4 1 W 8 1 R1556 PILLOW_OUT 220uF 25V C1502 F u 0 7 4 V 6 1 5 8 7 1 C 10uF 16V C1517 10uF 16V C1525 10K R2717 EFD3030 APPLIED FOR BPR T1501 2 6 5 7 8 9 11 12 1 3 5V_ST 3K R1540 3K R1536 5VD 47K R1544 47K R1546 47K R1533 47K R1545 22K R1550 2 2K R1551 5V_ST Pillow_POWER_MANAGE JK1500 CH_UP 3 2 NC 1 ON OFF 6 CH_DN 5 AUDIO 4 COM 4 7K R2772 0 1uF 50V C2707 2 2uF 50V C2713 L2700 PILL...

Page 25: ...I_CEC DDC_SDA_1 DDC_SCL_2 CK _HDMI1 0 R824 OPT 0 R815 OPT 0 1uF C1504 10uF 10V C1501 USB1_OCD SIDE_USB_DP 22uF 16V C1500 1 8W 2K 1 R1510 5V_USB USB1_CTL 1 8W 2K 1 R1509 4 7K OPT R1504 SIDE_USB_DM MLB 201209 0120P N2 120 ohm L1451 10K R1503 3 3V_Normal 47 R1500 CIS21J121 L1451 1 M A E R T S N W O D B S U G L C Z 5 0 3 S 4 0 U A 3 JK1450 USB_JACK 1 2 3 4 5 AP2191DSG EAN61849601 IC1500 3 IN_2 2 IN_1 ...

Page 26: ... RXB0 RXA4 RXA1 RXA3 RXBCK RXACK 0 1uF 16V C710 WAFER_FHD PANEL_VCC 120 WAFER_FHD L702 RXB4 10K BIT_SEL_LOW R709 RXA0 RXA0 RXBCK RXA2 RXB2 RXB4 RXACK 10K OPT R710 10uF 16V OPT C700 1000pF 50V C709 OPT RXA3 RXA2 RXB3 RXB1 3 3V_Normal RXB2 RXB3 SCAN_BLK2 RXB1 3 3K OPT R705 TF05 51S P703 WAFER_FHD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38...

Page 27: ... E B C 0 POWER_22_A_DIM R485 3 5V_ST 3 3V_Normal 0 POWER_24_GND R475 0 POWER_22_PWM_DIM R471 3 3V_Normal 10K R401 3 9K R496 PWM_PULL DOWN_3 9K 0 POWER_20_A_DIM R453 FM20020 24 P404 NORMAL_32 19 14 9 4 18 13 8 3 17 12 7 2 16 11 6 1 20 15 10 5 21 22 23 24 25 0 POWER_20_PWM_DIM R484 6 8K OPT R418 10K R427 PWM_DIM ERROR_OUT 0 1uF 50V C418 3 5V_ST 1K R419 0 POWER_23_GND R476 CIS21J121 L402 1 SMAW200 H2...

Page 28: ...0pF OPT C264 0 1 u F C299 OPT PC_L_IN PILLOW_SPK 014 AD22 DDC_SDA_1 D2 _HDMI1 BLM18PG121SN1D L206 0 1 u F C4036 0 1uF C273 CK _HDMI2 2 2uF C244 1K OPT R290 IF_N_MSTAR 4 7uF 10V C200 MODEL_OPT_2 SIDE_USB_DM 0 1 u F C4042 BLM18PG121SN1D L219 VDD33 33 R244 10 R217 0 047uF C206 AVDD2P5 68 R231 10uF C281 OPT MODEL_OPT_5 1 10V_VDDC 0 047uF C205 0 1uF C4062 0 047uF C225 KDS181 D200 68 R252 0 R298 AVDD_NO...

Page 29: ...2_3 25 OUT2A_1 26 OUT2A_2 27 PGND2A 28 BST2A 29 VDR2 30 GND_2 31 VCC_5 32 VDR1 33 BST1B 34 PGND1B 35 OUT1B_1 36 OUT1B_2 37 PVDD1_1 38 PVDD1_2 39 PVDD1_3 40 1 _ A 1 T U O 41 OUT1A_2 42 PGND1A 43 BST1A 44 RESET 45 AD 46 GND_IO 47 CLK_I 48 VDD_IO 49 E P 3 3K R505 33pF 50V C509 0 1uF 50V C502 390pF 50V C532 0 1uF 50V C501 BLM18PG121SN1D L502 1uF 25V C529 3 3 OPT R507 22000pF 50V C527 SPK_L AUD_LRCK 10...

Page 30: ... 47pF 50V C1262 AV COMPONENT 75 R1243 AV COMPONENT D1245 OPT COMP2_L_IN 002 T12 PPJ238 01 JK1207 AV COMPONENT 5D GN2 O SPRING 6D GN2 E LUG 4D GN2 CONTACT 7E BL2 E LUG S 5E BL2 O SPRING 7F RD2 E LUG S 5F RD2 O SPRING_1 5G WH2 O SPRING 4H RD2 CONTACT 5H RD2 O SPRING_2 6H RD2 E LUG 6A YL1 E LUG 5A YL1 O SPRING 4A YL1 CONTACT 5B WH1 O SPRING 4C RD1 CONTACT 5C RD1 O SPRING 6C RD1 E LUG 10K R1211 AV COM...

Page 31: ...M INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC LD503 0 R1694 0 1uF 50V C1622 UART3_TX 2SC3875S ALY Q1610 B LAN E B C 3 5V_ST_PTC FRAM_SDA_3 5V 0 1uF C6101 0 01uF C1630 0 1uF 16V OPT C2601 OPT ZD2601...

Page 32: ... 50V C2192 10K R1789 MLB 201209 0120P N2 L1232 TS 7 001 AL17 0 1 u F 16V XMARK C2264 0 1 u F 16V C2216 0 1 u F 16V C2214 0 XMARK R2581 0 XMARK R2572 BLM18PG121SN1D XMARK L1253 0 0 1 u F C2188 TS 0 001 AL17 TS_CLK 001 AL17 0 1 u F 16V C2203 XMARK_1 8V 10K R1788 0 1 u F 16V C2187 10K R2422 0 1 u F 16V C2202 0 1 u F 16V C2217 0 1 u F 16V C2218 BLM18PG121SN1D XMARK L1252 0 LGDT1129 R2582 MLB 201209 01...

Page 33: ... 16V C3727 12V_C_MPI 0 RJ12_MPI R616 0 1uF 16V C3717 bLAN_POWER_MANAGE 016 N17 011 AF8 0 R1400 B LAN 3 3V_TU 100pF 50V C5006 18pF 50V C3713 TU_I2C_NON_FILTER 0 R1414 BLAN 1K R604 RJ12_MPI 47K R1893 B LAN TU_CVBS 1M R605 RJ12_MPI 0 1uF 16V C5016 OPT 220 TU_BUFFER R5006 BEXT_MPI_DIN 011 N15 0 1uF 16V C1788 AO3407A Q1804 B LAN G D S 10K R1882 B LAN 2SC3875S ALY Q603 RJ12_MPI E B C 1 2K R3740 TU_IIC_A...

Page 34: ... 010 K23 016 N14 016 Y25 016 AA4 S7_RX 001 AB18 001 AL23 TP1001 100 R1020 UART3_RX 010 N14 016 N14 016 Y25 016 AA4 2SC3875S ALY Q1000 E B C PTC_TX 016 X10 EXT_PTC_RESET 001 AE6 10K R1047 10K R1048 EXT_PTC_UPDATE 001 AE6 Update_SW 016 F22 3 5V_ST 47K R1046 47K R1049 1K R1026 100 R1006 100 R1011 100 R1009 100 R1005 100 R1008 100 R1012 100 R1013 100 R1010 100 R1027 0 047uF C1007 220pF C1012 0 33uF C1...

Page 35: ...INAL2 5 T_SPRING 4 R_SPRING 7A B_TERMINAL1 6A T_TERMINAL1 3 E_SPRING EXT_SPK_L 009 H20 EXT_SPK_L 009 O20 1uF 10V OPT C1137 0 R1145 0 R1144 1uF 10V OPT C1138 PEJ027 04 JK1100 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 7A B_TERMINAL1 6A T_TERMINAL1 3 E_SPRING EXT_SPK_L 009 Z24 9 1K R1130 0 R1122 10uF 16V C1134 PILLOW_MUTE 001 AL22 016 AF16 014 AA23 1uF 10V C1136 2SC3875S ALY Q1116 E B C 10K...

Page 36: ...175 TACT_KEY 1K R121 OPT S7_RX 22 AR101 RGB_DDC_SCL PCM_A 12 SPI_SDO 0 1uF C109 4 7K R127 PF_WE 3 3V_Normal 10K R156 PCM_5V_CTL PWM1 PCM_A 1 MODEL_OPT_0 PCM_A 3 PCM_CD DSUB_DET I2C_SCL RXB3 1K OPT R108 RXACK 22 AR104 PWM0 56 R148 1K R115 OPT 22 R137 PCM_A 4 1K R118 PM_TS_CLK PCM_WE PCM_IRQA PCM_CE TS_CLK PCM_REG F_RB PCM_CE RXB4 RXB4 RXB2 PCM_A 11 22 OPT R194 PCM_CD SPI_CS AMP_SCL 10K R176 PWM_LED...

Page 37: ...LB 201209 0120P N2 L1106 5 6B ZD1106 MLB 201209 0120P N2 L1110 5 6B ZD1103 5 6B ZD1101 1 R1108 5 1K 22 EYE_SENSOR R1177 0 R1102 12507WR 12L P1100 1 2 3 4 5 6 7 8 9 10 11 12 13 5 6B ZD1100 22 EYE_SENSOR R1178 5pF C1113 MLB 201209 0120P N2 L1109 0 R1100 OPT 20pF C1111 0 1uF C1109 5 6B ZD1102 MLB 201209 0120P N2 L1107 3 5V_ST OPT C1112 5 6B ZD1104 0 R1103 OPT 20pF C1114 0 1uF C1100 MLB 201209 0120P N...

Page 38: ...P 0 OPT R1300 SPI_CS 4 7K R1303 OPT 0 1uF C1200 3 3V_Normal 3 3V_Normal KRC103S Q1300 OPT E B C 3 3V_Normal 10K R1302 OPT 33 R1304 SPI_SDO SPI_SDI MX25L8006EM2I 12G IC200 S_FLASH_MAIN_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC W25Q80BVSSIG S_FLASH_MAIN_WINBOND IC200 1 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC 23 S f l a s h 42LD6DDH UA 2011 12 01 Copyright ...

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