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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.

C305

1uF

10uF

C228

R222

1K

OPT

HP_ROUT

C243

2.2uF

AVDD_MPLL

C283

0.1uF

DSUB_HSYNC

C304

0.1uF

OPT

IC101

MSD804KKX

S7LR-M_NON_MS10(KR/US)

RXACKP

J2

RXACKN

J3

RXA0P

K3

RXA0N

J1

RXA1P

K2

RXA1N

K1

RXA2P

L2

RXA2N

L3

DDCDA_DA/GPIO27

T5

DDCDA_CK/GPIO26

T4

HOTPLUGA/GPIO22

V5

HOTPLUGD/GPIO25

R5

RXCCKP

AE9

RXCCKN

AC9

RXC0P

AC10

RXC0N

AD9

RXC1P

AC11

RXC1N

AD10

RXC2P

AE11

RXC2N

AD11

DDCDC_DA/GPIO31

AE8

DDCDC_CK/GPIO30

AD8

HOTPLUGC/GPIO24

AC8

RXBCKP

F2

RXBCKN

F3

RXB0P

G3

RXB0N

F1

RXB1P

G2

RXB1N

G1

RXB2P

H2

RXB2N

H3

DDCDB_DA/GPIO29

R6

DDCDB_CK/GPIO28

U6

HOTPLUGB/GPIO23

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

NC_5

Y5

NC_7

AA4

NC_6

Y6

CVBSOUT1

AA1

VCOM

AB4

NC_8

AC4

NC_9

AD3

IP

AC3

IM

AE3

SIFP

AD4

SIFM

AC5

IF_AGC

AD2

RF_AGC

AE2

I2C_SCKM1/GPIO78

AE6

I2C_SDAM1/GPIO79

AD6

XIN

AD1

XOUT

AC1

SPDIF_IN/GPIO150

D7

SPDIF_OUT/GPIO151

D6

USB0_DM

E3

USB0_DP

E2

USB1_DM

AC12

USB1_DP

AE12

I2S_IN_BCK/GPIO148

C8

I2S_IN_SD/GPIO149

D8

I2S_IN_WS/GPIO147

D9

I2S_OUT_BCK/GPIO154

B10

I2S_OUT_MCK/GPIO152

C9

I2S_OUT_SD/GPIO155

B9

I2S_OUT_WS/GPIO153

C10

AUL0

AB9

AUR0

AA11

AUL1

Y9

AUR1

AA9

AUL2

AA7

AUR2

AB8

AUL3

Y8

AUR3

Y10

AUL4

AC7

AUR4

AD7

GPIO_PM[13]/GPIO19

W6

AUOUTL2

V6

AVDD5V_MHL

V4

GPIO_PM[14]/GPIO20

Y7

AUOUTR2

W5

GPIO_PM[15]/GPIO21

U5

AUVRM

AD5

AUVAG

AE5

AUVRP

AC6

EARPHONE_OUTL

AA6

EARPHONE_OUTR

AB6

RP/GPIO63

C6

TP/GPIO60

C5

RN/GPIO66

A6

LED1/GPIO59

C4

TN/GPIO62

B5

GPIO61

C3

GPIO64

A3

GPIO65

B3

LED0/GPIO58

B4

IRIN/GPIO4

N4

ARC0

T6

HWRESET

N5

AVDD_DVI

MODEL_OPT_7

AVDD5V_MHL

D2+_HDMI1

10uF

C275

SOC_RESET

C246

0.1uF

R215
0

1/10W
5%

D0+_HDMI2

R263

49.9

LAN JACK

R214

22

MODEL_OPT_6

C297

0.1uF

ZD200

3.3V

OPT

AVDD_DVI

R212

1K

NON_ASIA

C229

0.1uF

R206

1K

OPT

L205

LN4500

5.6uH

R271
0

1/10W
5%

10uF

C276

OPT

C224

1000pF

X201
24MHz

L202

BLM18SG121TN1D 

R219

22

C279

0.1uF

C277

1uF

AVDD_AU33

+1.15V_VDDC

C247

10uF

C303

0.1uF

R207

1K

10uF

C202

R200

62K

R276

0

LN4500

+3.3V_Normal

C241
0.1uF

R213

22

MODEL_OPT_0

C239

0.1uF

R224

1K

MODEL_OPT_MIU0-256M(BR/ASIA)

C234

0.1uF

R234

47

C296

0.1uF

OPT

R287

1M

C290

0.1uF

OPT

R294

1K

OPT

C268
4.7uF
10V

LN4500

DDC_SDA_1

R238

68

+1.15V_VDDC

C280

1uF

R205

10

+1.5V_DDR

C272
4.7uF
10V

LN4500

MODEL_OPT_1

R210

0

OPT

COMP_R_IN

C298

0.1uF

OPT

R274
HALF_NIM

0

MHL_CD_SENSE

C302

0.1uF

OPT

C200

4.7uF

10V

C218

0.047uF

D1-_HDMI2

C232

0.1uF

OPT

R208

1K

OPT

C240
0.1uF

C301

0.1uF

OPT

R209

1K

10uF

C284

D2-_HDMI2

+3.3V_ST

RF_SWITCH_CTL

C201

0.1uF

OPT

AMP_SDA

C252
0.1uF

C260

0.1uF

OPT

IC101

MSD804KKX

S7LR-M_NON_MS10(KR/US)

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

NC_2

P10

FB_CORE

P19

AVDDL_MOD

R16

NC_1

L11

DVDD_DDR

M14

AVDD2P5_ADC_1

W9

AVDD2P5_ADC_2

W10

AVDD2P5_ADC_3

W11

AVDD2P5_ADC_4

W12

AVDD25_LAN

Y17

AVDD_MOD_1

V18

AVDD_MOD_2

U19

NC_3

W14

NC_4

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

J9

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

J8

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

AVDD_NODIE

D0-_HDMI2

AVDD_MIU

R244

33

R243

10K

HALF_NIM

R211

1K

ASIA

AUD_MASTER_CLK_0

R264

49.9

LAN JACK

C289

33pF

ASIA(HALF_NIM/IF_FILTER)

D200

MMBD6100

A2

C

A1

CEC_REMOTE_S7

R293

1K

C282

0.1uF

HALF_NIM

C222

0.047uF

R273
0

1/10W
5%

C225

0.047uF

R229

68

TU_CVBS

C251

0.1uF

+3.3V_Normal

AVDD2P5

EPHY_RN

SB_MUTE

R269
0

1/10W
5%

C307

1uF

MODEL_OPT_4

R235

47

MODEL_OPT_5

C270
0.1uF

OPT

L203

LN4500

5.6uH

C233

0.047uF

R297

0

OPT

C227

0.047uF

C231

1uF

OPT

USB_DP

DDC_SDA_2

DDC_SCL_2

SOC_RESET

C299

0.1uF

OPT

C245

2.2uF

C273

0.1uF

R217
0

1/10W
5%

CK-_HDMI1

AVDD_MIU

R233

68

/AV_CVBS_IN

DSUB_VSYNC

C285
0.047uF
25V

HALF_NIM

D0-_HDMI1

R262

49.9

LAN JACK

+2.5V_Normal

R223

1K

R266

510

HP_LOUT

R239

33

AUD_SCK

R278

0

OPT

R231

68

IR

C244

2.2uF

AMP_SCL

C281

10uF

OPT

C219

0.047uF

R270
0

1/10W
5%

/AV_CVBS_IN

VDD33

IF_AGC_MAIN

C266

0.1uF

OPT

R203 100

BR(RF_SW_OPT)

C205

0.047uF

R261

2.4K

AVDD_MPLL

R221

22

C264

1000pF

OPT

50V

R267

510

C306

0.1uF

C210

1000pF

C242

2.2uF

R275

0

LN4500

C204

0.047uF

R265

49.9

LAN JACK

AVDD2P5_MOD

TU_SIF

CK+_HDMI1

R237

33

+1.15V_VDDC

R252

68

C203

1000pF

OPT

50V

D2-_HDMI1

R232

33

TU_SCL

PC_L_IN

R241

33

CK-_HDMI2

C295
0.1uF

LAN JACK

MODEL_OPT_2

+3.3V_Normal

C259

0.1uF

EPHY_TN

+2.5V_Normal

C256
0.1uF

C286
0.1uF

D1+_HDMI2

USB_DM

10uF

C254

HPD1

EPHY_RP

R218

22

C209

0.047uF

R247

0

HALF_NIM

COMP_L_IN

R230

33

C250

0.1uF

R277

0

OPT

C269
10uF

C258

0.1uF

HALF_NIM

AUD_LRCH

EPHY_TP

C235

0.1uF

AVDD_AU33

C267

0.1uF

OPT

D1-_HDMI1

C261

27pF

C223

0.047uF

HPD2

VDD33

C278

10uF

R289

100

HALF_NIM

C265

0.1uF

OPT

R246

33

C262

27pF

TP209

C291

0.1uF

OPT

R240

68

IF_N_MSTAR

PC_R_IN

C248

0.1uF

C294
0.1uF

LAN JACK

MODEL_OPT_3

+3.3V_Normal

+3.3V_ST

C271
0.1uF

OPT

AVDD_NODIE

MIUVDDC

R296

100

OPT

DDC_SCL_1

C220

0.047uF

10uF

C293

OPT

CK+_HDMI2

D2+_HDMI2

D1+_HDMI1

R291

1K

C288

33pF

ASIA(HALF_NIM/IF_FILTER)

C238
0.1uF
16V

MIUVDDC

C208

0.047uF

C263
10uF

C292

0.1uF

OPT

AVDD2P5_MOD

VDD33

R268
0

1/10W
5%

D0+_HDMI1

R226

1K

C255

0.1uF

OPT

AUD_LRCK

R288

100

HALF_NIM

R242

68

HDMI_ARC

AVDD2P5

C287

100pF

OPT

R220

22

IF_P_MSTAR

C274

0.1uF

C249
4.7uF

/VBUS_EN

R260

10K

R227

1K

OPT

COMP_DET

C257

0.1uF

HALF_NIM

TU_SDA

R216
0

1/10W
5%

R225

1K

MODEL_OPT_MIU0-128M(KR/US)

+1.15V_VDDC

C300

0.1uF

R290

1K

OPT

R272
0

1/10W
5%

C207

0.047uF

R228

33

C221

0.047uF

C206

0.047uF

C253

1uF

R301

10K

OPT

R300

10K

(OPT)TAIWAN

R303

10K

MODEL_OPT_8

R302

10K

ASIA

MODEL_OPT_9

+3.3V_ST

BOOT_POWER_OPTION_0

BOOT_POWER_OPTION_1

ZD201

5.6B

(OPT)ZENER MainIC

ZD202

5.6B

(OPT)ZENER MainIC

ZD203

5.6B

(OPT)ZENER MainIC

ZD204

5.6B

(OPT)ZENER MainIC

MAIN2_NON_EU

AUDIO OUT

DTV_IF

Close to MSTAR

SIDE USB

I2S_I/F

TUNER_I2C

HDMI

AVDD25_PGA:13mA

AVDD2P5:172mA

DSUB

AUDIO IN

CVBS In/OUT

ANALOG SIF

Close to MSTAR

COMP

Close to MSTAR

Normal 2.5V

Close to MSTAR

H/P OUT

2     12

SOC_RESET

111026Switch
EBF32593901 Deletion

120715
Added

120715
Added

NC4_S7LRM

0

0

128M

Note

0

Ginga

1

Memory

1

0

1

MODEL OPTION

MODEL OPTION

Model
OPT 6

MEMORY OPTION

1

Model
OPT 4

128M+128M

256M

256M+128M

12.08.03
22->27pF

VDDC 1.15V

VDDC : 2026mA

Normal Power 3.3V

STby 3.3V

AVDD_NODIE:7.362mA

AVDD_DDR1:55mA

DDR3 1.5V

AVDD_DDR0:55mA

EAX65077302

2012.11.18

120715
Added

120918
DTV/MNT_VOUT deleted

12015
SCART1_LOUT,ROUT
Deleted

FB_CORE

120915
Deleted

120915
Deleted

120915
100->33pF

120915
Deleted

120915
Deleted

120915
Deleted

MODEL_OPT_1

MIU0-128M

A9

HD_LVDS_NON_EU

T25

AB2

PIN NO.

MODEL_OPT_2

A8

NON_M120

FHD

DualStream

AB3

MODEL_OPT_4

F7

LOW

TAIWAN

HD

NON_DVB_S

DVB_S

HIGH

MIU1-NO_DDR

MODEL_OPT_5

U23

T24

EU,AJ

F4

NON_DualStream

NON_DVB_T2

MODEL_OPT_3

B8

PIN NAME

MODEL_OPT_9

HD_LVDS_EU

MIU1-128M

MODEL_OPT_6

MODEL_OPT_7

MIU0-256M

Other: N.C

M120

Dual Stream is only Korea 3D spec

MODEL_OPT_0

MODEL_OPT_8

DVB_T2

121018
PM_MODEL_OPT_0
->BOOT_POWER_OPTION_0

121018
PM_MODEL_OPT_1
->BOOT_POWER_OPTION_1

121118
APPLY

111128 
Zener Add

111128 
Zener Add

111128 
Zener Add

111128 
Zener Add

NON_AJ

AJ

Copyright © 2013 LG Electronics. Inc. All rights reserved. 

Only for training and service purposes

LGE Internal Use Only

Summary of Contents for 26LN45 -T Series

Page 1: ...D31T MODEL 26LN45 26LN45 T CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED 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: ...s Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLE SHOOTING 13 BLOCK DIAGRAM 17 EXPLODED VIEW 18 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: ...ctrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharg ing 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 e...

Page 5: ...he solder joints of the two original leads If they are 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 replace...

Page 6: ...o the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC 4 Model General Specification No Item Specification Remarks 1 Market Asia Oceania Africa Middle East PAL DVB Market 2 Broadcasting system 1 PAL SECAM B G D K 2 PAL I 3 NTSC M 4 DVB T 3 Receiving system Analog Upper Heterodyne Digital COFDM DVB T DVB T Guard...

Page 7: ... 59 810 83 500 9 1366 768 47 717 59 79 85 5 5 2 HDMI DTV No Specification Remark Resolution H freq kHz V freq Hz Pixel clock MHz 1 720 480 31 469 31 5000 59 940 60 000 27 000 27 030 SDTV 480P 2 720 576 31 250 50 000 27 864 SDTV 576P 3 1280 720 37 500 50 000 74 250 HDTV 720P 4 1280 720 44 960 45 000 59 940 60 000 74 170 74 250 HDTV 720P 5 1920 1080 33 720 33 750 59 940 60 000 74 170 74 250 HDTV 108...

Page 8: ...625I 50Hz 4 720 480 31 470 59 940 27 000 SDTV 480P 5 720 480 31 500 60 000 27 027 SDTV 480P 6 720 576 31 250 50 000 27 000 SDTV 576P 50Hz 7 1280 720 44 960 59 940 74 176 HDTV 720P 8 1280 720 45 000 60 000 74 250 HDTV 720P 9 1280 720 37 500 50 000 74 250 HDTV 720P 50Hz 10 1920 1080 33 720 59 940 74 176 HDTV 1080I 11 1920 1080 33 750 60 000 74 250 HDTV 1080I 12 1920 1080 28 125 50 000 74 250 HDTV 10...

Page 9: ...K message USB DOWNLOAD epk file download 1 Make New folder named LG_DTV and put ISP file epk in the folder 2 Put the USB Stick to the USB socket 3 Automatically detecting update file in USB Stick If your downloaded program version in USB Stick is Low it didn t work But your downloaded version is High USB data is automatically detecting 4 Show the message Copying files from memory 5 Updating is sta...

Page 10: ...name Serial number download 4 2 1 Model name Serial number D L 1 Press Power on key of service remote control 2 Connect RS232 Signal Cable to RS 232 Jack 3 Write Model Name Serial Number by use RS 232 4 Must check the serial number at the Diagnostics of SET UP menu Refer to below 4 2 2 Method notice 1 Model Name Serial Number D L is using of scan equipment 2 Setting of scan equipment operated by M...

Page 11: ... connected with PC for White Balance or equivalent device Total Assembly line should be check whether the color coordinate x y data refer to below table were meet or not Cool Panel Note x y coordinates are drifted about 0 007 after 30 mins heat run So checking color coordinate within 5 min at total assembly line consider x y coordinates might be up to 0 007 than x y target of each color temperatur...

Page 12: ...rsion Adjust check Press the Instart key of ADJ remote control 4 6 1 Model Name SW Version Check 1 Check Model Name 2 Check S W Version Refer to the IC Ver in the BOM 4 6 2 Adjust Check 1 Check Country Group 2 Check Area Option 3 Check Tool Option Refer to the BOM Comments 4 Check Adjust ADC Comp RGB is OK 5 Check EDID RGB HDMI is OK After check all Press the EXIT key of ADJ remote control to go o...

Page 13: ...nnector OK Replace Adapter N N Check IC802 output Voltage Level 12V Replace IC802 Recheck N Check IC809 Output Voltage Level 3 3V_ST Replace IC809 N Y Check IC810 Output Voltage Level 2 5V Replace IC810 N Y Y Y Y Check IC807 Output Voltage Level 1 5V Replace IC807 N Y Check IC806 Output Voltage Level 1 15V Replace IC806 N Check X201 Clock 24MHz Replace X201 N Replace IC100 Flash Memory Y ...

Page 14: ...ace T con Board or module Check FFC Cable for damage or open conductors Replace Cable N Y Y Y Check LED Driver output LED Driver B d P1101 1 2 3 4 9 10 11 12 Check LED Driver IC1100 Replace LED Driver IC N Y 3 No Video Digital TV Check RF Cable Check Tuner TU2603 Data CLK SYN VAL Replace Tuner TU2603 Recheck Y N 1 Check Tuner TU2603 5 Power 3 3V 2 Check IC803 Output voltage 3 3V Replace IC803 Y N ...

Page 15: ...ck Component Cable Wave form of C220 Wave form of C218 Wave form of C222 Wave form of Comp Y Wave form of Comp Pb Wave form of Comp Pr 5 No Video RGB Check input signal format Is it supported Check Hsync Vsync R4024 R4025 Replace R4024 R4025 Check signal RGB R228 R230 R232 C204 C206 C208 N Check JK400 Replace JK400 or Check Device Y N Y Replace R228 R230 R232 C204 C206 C208 N IC101 has problem Y C...

Page 16: ...connector Check I2C Signal JK500 501 15 16 Re download EDID data Y N Check HDCP Key IC101 Replace Scaler IC101 N 7 No Audio Make sure you can t hear any audio and Device support the audio signal normally Check Speaker and its wire connection P700 and the resistance Check Signal from IC700 L700 L701 L706 L709 Y Replace IC700 N Check R4045 Voltage Level 3 3V Y Replace IC807 3 3V N Y Check Signal fro...

Page 17: ...3 SDRAM 1GB NAND Flash 1GB 74LCX244 Buffer IC501 CI_CLK CI_VIAL Error CI_SYNC CI_DATA 0 7 CI ADDR 0 7 PCM_DATA 0 7 PCM_A 0 7 CI_ADDR 0 14 REG CI_OE CI_IORD CI_IOWR CI WE PCM_A 0 14 FE_DE_SDA SCL SERIAL Flash CVBS Scart RGB TV L R Sound F_RB PF OE PF_CEO SPI_CK SPI_CI SPI_CS SPI_DO DDR2 Data 0 15 DDR2 Address 0 12 DDR2 Data 0 15 DDR2 Address 0 12 System EEPROM EEPROM SCL SDA Panel DMB LED Driver IC...

Page 18: ...al and mechanical 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 I...

Page 19: ... NC_29 17 AL 3 NC_3 6 NC_6 16 CL 15 NC_10 14 NC_9 13 VSS_1 12 VDD_1 11 NC_8 10 NC_7 9 E 8 R 7 RB 4 NC_4 5 NC_5 25 NC_16 24 NC_15 23 NC_14 2 NC_2 22 NC_13 21 NC_12 1 NC_1 20 NC_11 19 WP 18 W R128 47K OPT OLP R154 22 R174 10K OPT PWM1 R148 33 C114 0 1uF RGB_DDC_SCL Q100 MMBT3904 NXP E B C PWM2 3 3V_Normal FE_TS_CLK FE_TS_SYNC 3 3V_ST C103 0 1uF PWM2 R103 0 PF_OE R121 4 7K OPT MULTI_ON 3 3V_ST IC103 ...

Page 20: ...9 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 GN...

Page 21: ...00 R442 470K OPT R414 100 VA407 20V OPT R445 15K USB_CTL VA420 20V DSUB_DET JP410 3 3V_Normal VA400 20V R417 10K JK401 KJA PH 1 0177 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 DSUB_R MGJ63348202 M1 1 JackShield for CKD JK400 SPG09 DB 010 1 RED 2 GREEN 3 BLUE 4 GND_1 5 DDC_GND 6 RED_GND 7 GREEN_GND 8 BLUE_GND 9 NC 10 SYNC_GND 11 GND_2 12 DDC_DATA 13 H_SYNC 14 V_SYNC 15 DDC_CLOCK 16 SHILED EPHY_TP VA404 5 ...

Page 22: ...2 1 TMDS_CH1 5 TMDS_CH2 6 NC_1 7 NC_2 8 GND_2 9 NC_3 10 NC_4 VA513 20V OPT R523 10K LN4500 R525 0 LN4500 VA503 20V R538 10K OPT LN4500MHL_OLD R521 2 7K R534 10K LN4500 VA511 20V OPT D0 _HDMI1 CK _HDMI1 D0 _HDMI1 CK _HDMI1 D2 _HDMI1 D2 _HDMI1 D1 _HDMI1 VA502 20V D1 _HDMI1 VA510 20V OPT VA509 20V OPT VA507 20V OPT 3 3V_ST VA508 20V OPT R530 0 MN33D R528 1K MN33D HDMI_ARC Q505 MMBT3904 NXP MN33D E B ...

Page 23: ...F OPT IR_OUT IR D601 20V RXACK R601 10K Q602 MMBT3904 NXP OPT IR_OUT E B C 3 3V_ST R617 3 3K KEY_SDA P600 12507WR 12L 1 2 3 4 5 6 7 8 9 10 11 12 13 R618 22 OPT IR_OUT R623 47K OPT IR_OUT JP604 JP606 Q603 MMBT3904 NXP OPT IR_OUT E B C RXA0 Q601 MMBT3904 NXP E B C RXA0 KEY1 D602 20V OPT JP611 R600 10K RXA3 3 3V_ST R626 4 7K R624 4 7K JP612 12V_PANEL_POWER P601 10031HR 30 1 2 3 4 5 6 7 8 9 10 11 12 1...

Page 24: ...1 AGND_PLL 6 DVDD 5 DGND 7 SDATA 8 WCK 9 BCK 10 SDA 11 SCL 12 FAULT 13 MONITOR_0 14 MONITOR_1 15 MONITOR_2 16 BST2B 17 PGND2B 18 OUT2B 19 PVDD2B 20 PVDD2A 21 OUT2A 22 PGND2A 23 BST2A 24 VDR2 25 AGND 26 VCC5 27 VDR1 28 BST1B 29 PGND1B 30 OUT1B 31 PVDD1B 32 PVDD1A 33 OUT1A 34 PGND1A 35 BST1A 36 RESET 37 AD 38 CLK_I 39 GND_IO 40 VDD_IO 41 EP GND R738 12K AUD_MASTER_CLK 3 3V_AMP C723 22000pF 50V L701 ...

Page 25: ...1uF 50V OPT D802 40V SMAB34 R809 10 C823 0 1uF 50V OPT POWER_ON OFF1 JP800 C810 0 1uF 50V R851 47K 1 R876 0 L807 CPI2520NHL3R3ME 2520 3 3uH C894 0 1uF 50V OPT C867 0 1uF 50V OPT MULTI_ON C857 0 01uF 50V OLP C811 0 47uF 16V OPT R875 22K L802 10uH C841 8200pF 25V 1 5V_DDR R812 4 7K C865 0 01uF 50V C809 0 1uF 50V OPT 3 3V_TUNER R867 4 7K 1 BR FULL_NIM C818 0 1uF 50V C847 330pF 50V 3 3V_Normal R891 47...

Page 26: ...6 C1129 1uF 100V OPT R1131 39K 1 23 6 C1125 0 047uF 25V 23 6 R1128 22K 1 23 6 C1123 4700pF 50V 23 6 JP1103 C1135 68uF 35V 21 6 26 R1135 1 5K 1 23 6 R1111 1K 1 16W 21 6 26 C1113 10uF 25V 21 6 26 C1119 100pF 50V 21 6 26 BLU_CURRENT_CTL R1103 10K 1 16W 21 6 26 C1121 4 7uF 50V 23 6 JP1102 JP1101 C1137 1uF 50V 21 6 26 R1125 24K 1 23 6 24V_BLU R1109 30K 1 16W 21 6 26 C1112 47uF 25V 21 6 26 MULTI_ON JP11...

Page 27: ...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 J9 NC_3 L1 NC_4 L9 NC_6 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 VSSQ_5 E2 VSSQ_6 E8 VSSQ_7 F9 VSSQ_8 G...

Page 28: ... R3715 0 NON_LN4500 ASIA R3798 1K BR FULL_NIM C3751 5pF 50V OPT R3783 0 BR TU3704 TDSN T701F B OPT SI2178_TW_LNA_2INPUT_H 1 RF_S WCTL 2 RESET 3 SCL 4 SDA 5 B1 3 3V 6 SIF 7 B2 1 8V 8 CVBS 9 IF_AGC 10 DIF P 11 DIF N 12 NC_1 13 NC_2 14 NC_3 15 GND 16 NC_4 17 NC_5 18 NC_6 19 NC_7 20 NC_8 21 NC_9 22 NC_10 23 NC_11 24 NC_12 25 NC_13 26 NC_14 27 NC_15 A1 59 LNA_CTRL_1 57 LNA_CTRL_2 58 A1 B1 SHIELD B1 1 8...

Page 29: ...2828 47pF 50V OPT COMP_ADC_FILTER R2823 75 AV_CVBS_DET L2805 1 0 COMP_NON_ADC_FILTER C2825 47pF 50V OPT COMP_ADC_FILTER R2831 10K COMP_Pb L2812 1 0 COMP_NON_ADC_FILTER AUDIO R2841 10K C2827 47pF 50V OPT COMP_ADC_FILTER C2813 0 1uF 16V COMP_Pr L2806 1 0 COMP_NON_ADC_FILTER D2817 5 6V OPT R2833 12K R2832 10K ZD2806 5 6B ZD2805 5 6B L2807 1 0 COMP_NON_ADC_FILTER R2822 75 COMP_DET R2838 1K L2807 CM201...

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