LG 49UF6700 Service Manual Download Page 42

Page: 42 / 57

THERMAL

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.

C3258

0.33uF

C3212

0.33uF

VA3209
OPT

C3206

0.1uF

C3207

0.1uF

VA3203

OPT

C3269
22uF
10V

P_AVDD11

VA3201

OPT

C3230

0.33uF

VA3204

OPT

P_AVDD33

C3216

4.7uF

+5V_NORMAL

C3265

4.7uF

P_VDD11

C3264
4.7uF
10V

C3260

4.7uF

C3263
4.7uF
10V

C3259

4.7uF

HDMI_ARC

5V_HDMI_2

HDMI_3.3V

Q3204

AO3438

HDMI3.3_FET_AOS(MULTI)
G

VA3216

CEC_REMOTE

+1.10V_VDDC_MN864778

P_VDD33

C3235
10uF
10V

C3204

1000pF

OPT

+5V_NORMAL

C3215

0.33uF

C3268
100uF
6.3V

AR3207
33
1/16W

HDMI_3.3V

R3208

10K

CEC_REMOTE

D3202
IP4294CZ10-TBR

OPT

D3203

IP4294CZ10-TBR

OPT

C3261

0.33uF

C3228

1000pF

OPT

AR3200

47K

1/16W

AR3204
33
1/16W

CEC_REMOTE

L3203
BLM18PG121SN1D

C3202
0.33uF

CEC_REMOTE_S7

VA3205

P_AVDDH33

R3914
100

5V_HDMI_1

+5V_NORMAL

C3223

0.1uF

AR3201

47K

1/16W

L3201
BLM18PG121SN1D

C3221

0.33uF

L3204
BLM18PG121SN1D

C3217

0.33uF

C3250

1000pF

OPT

+1.10V_VDDC_MN864778

VA3207
OPT

C3272
22uF
10V

5V_HDMI_1

+3.3V_U_NORMAL

C3232

0.1uF

+1.10V_VDDC_MN864778

L3200
BLM18PG121SN1D

C3252

1000pF

OPT

C3205

0.33uF

C3248

1000pF

OPT

5V_HDMI_2

+1.10V_VDDC_MN864778

P_PVDD33

C3231

0.33uF

C3225

0.1uF

C3251

1000pF

OPT

C3229

1000pF

OPT

P_AVDDH11

VA3214

OPT

L3205
BLM18PG121SN1D

R3301

10K

OPT

POWER_ON/OFF_1

C3307
22uF
10V

+12V

C3302
1uF
10V

R3303

330K
OPT

+12V

IC3205

TPS54327DDAR

VREG5

VFB

GND

VBST

VIN

[EP]GND

L3216
BLM18PG121SN1D

C3303
3300pF
50V

C3308
10uF
16V

C3301

100pF

50V

R3304
3.9K

C3306
22uF
10V

R3305
2.7K

R3302

10K

C3304

0.1uF
16V

+1.10V_VDDC_MN864778

JK3203

YKF45-7058V

CEC

DATA1_SHIELD

SHIELD

CLK-

CLK_SHIELD

DATA2_SHIELD

HPD

+5V_POWER

CLK+

DATA1+

DATA2+

DDC/CEC_GND

DATA0-

DATA0_SHIELD

DATA2-

SDA

DATA0+

DATA1-

SCL

JK3200

YKF45-7058V

CEC

DATA1_SHIELD

SHIELD

CLK-

CLK_SHIELD

DATA2_SHIELD

HPD

+5V_POWER

CLK+

DATA1+

DATA2+

DDC/CEC_GND

DATA0-

DATA0_SHIELD

DATA2-

SDA

DATA0+

DATA1-

SCL

R3221
0

R3214
0

Q3204-*1

NTR4501NT1G

HDMI3.3_FET_ONSEMI(MULTI)

C3201
0.1uF
OPT

C3209
0.1uF
OPT

C3210
0.1uF
OPT

C3203
0.1uF
OPT

L3217
3.6uH

LPH6050T-3R6N-R

D3218-*1

MMBD6100

DDC_DIODE_SUZHOU(MULTI)

D3208-*1

MMBD6100

DDC_DIODE_SUZHOU(MULTI)

D3218

KDS184

DDC_DIODE_KEC(MULTI)

D3208

KDS184

DDC_DIODE_KEC(MULTI)

Q3200-*1

MMBT3904(NXP)

NPN_NXP(MULTI)

ZD3203
2.5V

C3300
0.1uF
16V

R3220

HDMI2_ARC

R3219

HDMI1_ARC

HDMI_ARC

D3204

IP4294CZ10-TBR

OPT

D3205

IP4294CZ10-TBR

OPT

CK-_HDMI1_MN864788

D0-_HDMI1_MN864788

D2-_HDMI1_MN864788

D0+_HDMI1_MN864788

D2+_HDMI1_MN864788

DDC_SDA_HDMI1_MN864788

CK+_HDMI1_MN864788

D1+_HDMI1_MN864788

D1-_HDMI1_MN864788

DDC_SCL_HDMI1_MN864788

D1+_HDMI2_MN864788

D0+_HDMI2_MN864788

D0-_HDMI2_MN864788

CK-_HDMI2_MN864788

CK+_HDMI2_MN864788

D2+_HDMI2_MN864788

HDMI2_HPD_MN864788

D1-_HDMI2_MN864788

DDC_SDA_HDMI2_MN864788

DDC_SCL_HDMI2_MN864788

D2-_HDMI2_MN864788

DDC_SCL_HDMI2_MN864788

DDC_SDA_HDMI1_MN864788

DDC_SDA_HDMI2_MN864788

DDC_SCL_HDMI1_MN864788

TX0SDA

P_AVDDH11

R3237

47K

HDMI_1_RX1-

R3241

2.2M

D2+_HDMI2_MN864788

C3241

20pF

D0+_HDMI2_MN864788

P_XOUT

HDMI_SW_SCL

R3244

10K

HDM

R3270

OPT

TX0SDA

HDM

R3222

DDC_SDA_HDMI1_MN864788

CK-_HDMI2_MN864788

R3243

10K

TX1SDA

D2-_HDMI1_MN864788

TX0SCL

C3240

20pF

R3223

TX1SDA

P_PVDD33

D2-_HDMI2_MN864788

P_VDD33

5V_HDMI_1

HDM

D2+_HDMI1_MN864788

HDM

+5V_NORMAL

P_XIN

P_VDD33

TX0SCL

R3235
47K

AR3209

47K

1/16W

P_AVDD33

D1-_HDMI1_MN864788

HDMI_0_RX2-

X3200
27MHz

GND_2

X-TAL_1

GND_1

X-TAL_2

HDMI_1_RX2-

HDMI_1_CLK-

HDMI_0_CLK-

AR3210

47K

1/16W

D1-_HDMI2_MN864788

HDM

DDC_SCL_HDMI1_MN864788

D1+_HDMI1_MN864788

R3234

TX1SCL

R3231

10K

HDM

D0-_HDMI1_MN864788

R3236
10

HDMI_0_RX1-

HDMI_0_RX0-

MN864778_RESET

CK+_HDMI2_MN864788

P_VDD11

D0+_HDMI1_MN864788

P_XIN

P_AVDD11

D0-_HDMI2_MN864788

D1+_HDMI2_MN864788

5V_HDMI_2

HDMI_SW_SDA

HDM

R3272

OPT

TX1SCL

HDM

P_AVDDH33

CK-_HDMI1_MN864788

HDMI_1_RX0-

DDC_SCL_HDMI2_MN864788

R3269

OPT

P_VDD33

P_XOUT

CK+_HDMI1_MN864788

DDC_SDA_HDMI2_MN864788

R3271

OPT

R3247

4.7K

OPT

R3233

R3202
100K

R3205
1K

HDMI1_HPD_MN864788

R3218

4.7K

Q3200

2N3904S

NPN_KEC(MULTI)

Q3201

2N3904S

NPN_KEC(MULTI)

R3216

4.7K

R3215
1K

R3204
100K

R3213

R3217

4.7K

OPT

Q3201-*1

MMBT3904(NXP)

NPN_NXP(MULTI)

C3214

0.1uF

C3218

0.1uF

C3219

0.1uF

C3220

0.1uF

C3222

0.1uF

C3224

0.1uF

C3226

0.1uF

C3227

0.1uF

C3211

10uF10V

C3213

10uF10V

C3233

0.1uF

C3234

0.1uF

C3236

0.1uF

C3237

0.1uF

C3238

0.1uF

C3243

0.1uF

C3239

0.1uF

C3242

0.1uF

C3244

10uF

10V

C3245

10uF

10V

C3247

10uF10V

C3249

0.1uF

C3246

10uF10V

C3253

0.1uF

C3254

0.1uF

C3255

0.1uF

C3256

0.1uF

C3257

0.1uF

C3262

0.1uF

C3266

0.1uF

C3208

0.1uF

IC3200

MN864788

TX0SDA

TX0HPD

CH1ASD0

CH1ALRCLK

CH1ABCLK

VSS_1

VDD11_1

P1TX2P

AVDD11TX_1

P1TX2M

P1TX1P

AVDD11TX_2

P1TX1M

P1TX0P

AVDD33TX_1

P1TX0M

P1TXCP

AVDD11TX_3

P1TXCM

VSS_2

VDD11_2

P0TX2P

AVDD11TX_4

P0TX2M

P0TX1P

AVDD11TX_5

P0TX1M

P0TX0P

AVDD33TX_2

P0TX0M

P0TXCP

AVDD11TX_6

P0TXCM

VSS_3

VDD11_3

NIRQA1

NIRQA0

VDD33_1

PVDD33

VSS_4

AVDD33RX3

P3RXCM

P3RXCP

AVDD11RX3_1

P3RX0M

P3RX0P

AVDD11RX3_2

P3RX1M

P3RX1P

AVDD11RX3_3

P3RX2M

P3RX2P

VSS_5

AVDD33RX2

P2RXCM

P2RXCP

AVDD11RX2_1

P2RX0M

P2RX0P

AVDD11RX2_2

P2RX1M

P2RX1P

AVDD11RX2_3

P2RX2M

P2RX2P

VSS_6

VDD11_4

NIRQ1

VDD33_2

RX3P5V

RX2P5V

RX1P5V

RX0P5V

RX3SDA

RX3SCL

RX2SDA

RX2SCL

VDD11_5

AVDD33RX1

P1RXCM

P1RXCP

AVDD11RX1_1

P1RX0M

P1RX0P

AVDD11RX1_2

P1RX1M

P1RX1P

AVDD11RX1_3

P1RX2M

P1RX2P

VSS_7

AVDD33RX0

P0RXCM

P0RXCP

AVDD11RX0_1

P0RX0M

P0RX0P

AVDD11RX0_2

P0RX1M

100

P0RX1P

101

AVDD11RX0_3

102

P0RX2M

103

P0RX2P

104

VSS_8

105

RX1SDA

106

RX1SCL

107

RX0SDA

108

RX0SCL

109

CEC

110

TX1ARCIN

111

TX0ARCIN

112

VDD11_6

113

NTEST

114

HSCL0

115

NRESET

116

HSDA0

117

VDD33_3

118

SYSCLK/XI

119

NC/XO

120

VSS_9

121

VDD11_7

122

VSS_10

123

VDD11_8

124

SCLK/LPSA1

125

MOSI/LPSA0

126

VSS_11

127

MISO

128

NCS

129

CH0AMCLK

130

VDD33IO

131

CH0ABCLK

132

CH0ALRCLK

133

CH0ASD3

134

CH0ASD2

135

CH0ASD1

136

CH0ASD0

137

VDD11_9

138

VDD33_4

139

140

VSS_12

141

TX1SCL

142

TX1SDA

143

TX1HPD

144

TX0SCL

145

[EP]

HDMI2

HDMI1

3.3V Power Separation

DDC pull-up

+1.10V_VDDC_MN864778

Switching freq: 700K

TYPICAL 1100mA

Vout=0.765*(1+R1/R2)

HDMI

2014.04.24

M1A_URSA9_UD

HDMI TX port 0

HDMI2

HDMI1

HDMI TX port 1

LGE Internal Use Only

Summary of Contents for 49UF6700

Page 1: ...ODEL 49UF6700 49UF6700 UC 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: ... All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 TROUBLESHOOTING 17 BLOCK DIAGRAM 30 EXPLODED VIEW 31 SCHEMATIC CIRCUIT DIAGRAM APPENDIX ...

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: ...lectrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent poten tial 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...

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: ... tested as below without special notice 1 Temperature 25 ºC 5 ºC 77 9 ºF CST 40 5 ºC 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage 100 240V 50 60Hz 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 20 minutes prior to the adjustment 3 Test method 1 Performance ...

Page 7: ...NTSC M 64 256 QAM 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 AC 100 240V 50 60Hz Mark 110V 60Hz 4 Market NORTH AMERICA 5 Screen Size 55 inch Wide 3840X2160 6 Aspect Ratio 16 9 7 Tuning System FS 8 Module LC490EQE FHM2 LGD 49UF6700 UC 9 Operating Environment 1 Temp 0 40 deg 2 Humidity 80 10 Storage Environment 1 Temp 20 60 deg 2 Humidity 85 ...

Page 8: ...I 3 720 480 31 500 60 000 27 027 SDTV 480P 4 720 480 31 470 59 940 27 000 SDTV 480P 5 1280 720 45 000 60 000 74 250 HDTV 720P 6 1280 720 44 960 59 940 74 176 HDTV 720P 7 1920 1080 33 750 60 000 74 250 HDTV 1080I 8 1920 1080 33 720 59 940 74 176 HDTV 1080I 9 1920 1080 67 500 60 000 148 500 HDTV 1080P 10 1920 1080 67 432 59 940 148 352 HDTV 1080P 11 1920 1080 27 000 24 000 74 250 HDTV 1080P 12 1920 ...

Page 9: ...splay 5 720 480 31 5 60 27 027 SDTV 480P 6 720 480 31 47 59 94 27 00 SDTV 480P 7 1280 720 45 60 00 74 25 HDTV 720P 8 1280 720 44 96 59 94 74 176 HDTV 720P 9 1920 1080 33 75 60 00 74 25 HDTV 1080I 10 1920 1080 33 72 59 94 74 176 HDTV 1080I 11 1920 1080 26 97 23 976 63 296 HDTV 1080P 12 1920 1080 27 00 24 00 63 36 HDTV 1080P 13 1920 1080 33 71 29 97 79 120 HDTV 1080P 14 1920 1080 33 75 30 00 79 20 H...

Page 10: ...nce adjustment 2 RS 232C functionality check 3 Factory Option setting per destination 4 Shipment mode setting In Stop 5 GND and HI POT test 3 3 Appendix 1 Shipment conditions 2 Tool option menu 3 USB Download S W Update Option and Service only 4 Preset CH Information 4 MAIN PCBA Adjustments 4 1 ADC Adjustment 4 1 1 Overview ADC adjustment is needed to find the optimum black level and gain in Analo...

Page 11: ...rved Only for training and service purposes 4 2 4 EDID DATA 4 2 4 1 PCM HDMI1 A0 6E HDMI DEEP COLOR ON HDMI1 E6 4F HDMI DEEP COLOR OFF HDMI2 A0 5E HDMI DEEP COLOR ON HDMI2 E6 3F HDMI DEEP COLOR OFF 4 2 4 2 AC3 HDMI1 A0 FC HDMI DEEP COLOR ON HDMI1 E6 DD HDMI DEEP COLOR OFF ...

Page 12: ...ll rights reserved Only for training and service purposes HDMI2 A0 EC HDMI DEEP COLOR ON HDMI2 E6 CD HDMI DEEP COLOR OFF 4 2 4 3 DTS HDMI1 A0 F3 HDMI DEEP COLOR ON HDMI1 E6 D4 HDMI DEEP COLOR OFF HDMI2 A0 E3 HDMI DEEP COLOR ON HDMI2 E6 C4 HDMI DEEP COLOR OFF ...

Page 13: ...Model 217 Pattern 49 Only when internal pattern is not available Color Analyzer Matrix should be calibrated using CS 1000 5 1 3 Equipment connection 5 1 4 Adjustment Command Protocol 1 RS 232C Command used during auto adj RS 232C COMMAND Explanation CMD DATA ID Wb 00 00 Begin White Balance adj Wb 00 ff End White Balance adj internal pattern disappears 2 Adjustment Map Adj item Command lower caseAS...

Page 14: ... 277 280 292 299 319 339 5 20 35 275 277 290 296 317 336 6 36 49 274 274 289 293 316 333 7 50 79 273 272 288 291 315 331 8 80 119 272 271 287 290 314 330 9 Over 120 271 270 286 289 313 329 Aging chamber LGD Cell Standard color coordinate and temperature using CA 210 CH 14 by aging time normal line LGD Cell Gumi winter season Jan Feb Global except Cinema Screen models Standard color coordinate and ...

Page 15: ...udio input condition 1 RF input Mono 1KHz sine wave signal 100 Modulation 2 CVBS Component 1KHz sine wave signal 0 4Vrms 3 RGB PC 1KHz sine wave signal 0 7Vrms 7 2 Specification No Item Min Typ Max Unit Remark 1 Audio practi cal max Output L R Distor tion 10 max Output 9 0 8 5 10 0 8 9 12 0 9 8 W Vrms 1 Measurement condition EQ AVL Clear Voice Off 2 Speaker 8Ω Impedance 3 LF62 LF60 LF59 LF56 2 Aud...

Page 16: ...f all channel data is cleared you didn t have a DTV ATV test on production line 7 In terms of FRC version update below sequence are the only for 60LF6000 Ux model a When the main sw downloading was finished if FRC SW version of TV Set is lower than the FRC version Included in downloading version FRC verison update will be started automatically during displaying the below figure b Be careful to not...

Page 17: ...ltage 3 5V NG Replace Power board Check stand by voltage 3 5V L400 L401 ZD400 C400 C407 NG Replace L400 L401 ZD400 C400 C407 OK Check X TAL X101 NG Replace X101 OK Check POWER ON signal P401 P402 1 pin Low Download software Main NG Replace IC101 or Main Board Check multi voltage 12V 24V P401 P402 11 12 13 14 15p 12V P401 P402 18 19 20 21p 24V NG Check Power connector 24pin 28pin NG Short check mul...

Page 18: ...ck X TAL X13201 NG Replace X13201 OK Check URSA9 IC power block IC13403 1 5V IC13401 3 3V IC13402 1 15V Replace IC13403 IC13401 IC13402 Vx1 output signal NG Download software URSA9 OK NG Replace IC2500 or Main Board Vx1 power voltage Q405 12V NG Replace Q405 OK Check DRV ON signal P401 P402 2 pin Low Replace Main Board OK NG Check Power Board Check Vx1 cable NG Replace Vx1 cable Check LCD Module H...

Page 19: ... Digital Analog TV Video No signal Check RF cable signal OK Check Tuner power L3701 L3704 3 3V NG Replace L3701 L3704 OK Check Tuner I2C R3716 R3717 R3738 R3739 Replace R3716 R3717 R3738 R3739 Replace IC101 or Main Board OK Check IF signal TU3700 6 7 pin NG Replace Tuner OK NG Replace Tuner or IC101 or Main Board NG ...

Page 20: ...ing and service purposes 4 AV Video No signal Check input signal format Is it supported OK Check AV cable OK Check AV Jack CVBS signal ZD2802 Replace AV Jack JK2802 Replace IC101 or Main Board OK Check CVBS signal ZD2802 ZD2803 R2859 R246 C238 NG Replace ZD2802 ZD2803 R2859 R246 C238 OK NG ...

Page 21: ...le OK Check AV Jack CVBS signal ZD2802 ZD2804 ZD2806 Replace AV Jack JK2802 Replace IC101 or Main Board OK Check Component signal Y ZD2802 ZD2803 R2859 R241 C231 NG Replace ZD2802 ZD2803 R2859 R241 C231 OK NG Check Component signal Pb ZD2804 ZD2805 R2800 R239 C229 NG Replace ZD2804 ZD2805 R2800 R239 C229 OK Check Component signal Pr ZD2806 ZD2807 R2801 R243 C233 NG Replace ZD2806 ZD2807 R2801 R243...

Page 22: ...205 L3200 L3203 3 3V Q3204 L3201 R3214 L3204 R3221 Replace IC3205 Q3204 OK Check DDC in start menu NG Replace DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 OK NG NG Replace IC3200 or Main Board or HDMI Jack HDMI1 JK3203 HDMI2 JK3200 Check DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 NG Check TMDS signal HDMI1 JK3203 HDMI2 JK3200 1 3 4 6 7 9 10 12 pin NG Rep...

Page 23: ...3235 R13237 R13204 R13219 NG Replace URSA9 IC IC2500 or Main IC IC101 or Main Board OK Check HDMI pattern IC3200 IC2500 HDMI pattern IC2500 IC101 HDMI pattern NG Replace Main Board OK Replace URSA9 IC IC2500 or Main IC IC101 or Main Board Check HPD HDMI1 JK3203 19 pin HDMI2 JK3200 19 pin NG Replace HPD component HDMI1 VA3216 R3204 Q3201 R3215 R3213 R3216 HDMI2 VA3205 R3202 Q3200 R3205 R3233 R3218 ...

Page 24: ...B No storage Check USB 5V DCDC IC IC405 output voltage 5V NG Replace USB 5V DCDC IC IC405 OK Check USB 5V OCP IC IC406 output voltage 5V NG Replace USB 5V OCP IC IC406 Check USB device OK OK Check USB signal R700 R701 NG Replace R700 R701 NG Replace USB Jack JK700 or Main IC IC101 OK Replace Main IC IC101 or Main Board ...

Page 25: ...lace Power board NG Check AMP I2C R141 R144 R5604 R5605 C5607 C5608 NG Replace AMP I2C component R141 R144 R5604 R5605 C5607 C5608 NG Replace AMP IC I C5600 or Main IC IC101 or Main Board OK Check I2S signal IC5600 7 8 38 pin NG Replace Main IC IC101 or Main Board OK Check amp output signal P5600 1 2 3 4 pin NG Replace amp output component L5602 L5603 L5604 L5605 C5622 C5623 C5627 C5628 OK NG Repl...

Page 26: ... Digital Analog TV No sound Check RF cable signal OK Check Tuner power L3701 L3704 3 3V NG Replace L3701 L3704 OK Check Tuner I2C R3716 R3717 R3738 R3739 Replace R3716 R3717 R3738 R3739 Follow procedure 9 All source audio OK Check IF signal TU3700 6 7 pin NG Replace Tuner OK NG Replace Tuner or IC101 or Main Board NG ...

Page 27: ... 11 AV No sound Check AV cable OK Check audio signal L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 NG Replace audio signal component L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 OK Check Jack Audio signal L R2802 R R2803 Replace Jack JK2802 NG Follow procedure 9 All source audio OK ...

Page 28: ...ponent No sound Check Component cable OK Check audio signal L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 NG Replace audio signal component L R2802 C2803 R2810 R2815 C216 R R2803 C2802 R2811 R2816 C219 OK Check Jack Audio signal L R2802 R R2803 Replace Jack JK2802 NG Follow procedure 9 All source audio OK ...

Page 29: ...K Check DDC in start menu NG Replace DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 OK NG Replace IC3200 or Main Board or HDMI Jack HDMI1 JK3203 HDMI2 JK3200 Check DDC component HDMI1 AR3207 AR3201 D3218 HDMI2 AR3204 AR3200 D3208 NG Check HDMI pattern IC2500 IC101 HDMI pattern NG Replace Main Board OK Replace URSA9 IC IC2500 or Main IC IC101 or Main Board ...

Page 30: ...Kb HDMI Rx Air Cable USB1 2 0 X tal 24MHz I2S Out I2C LVDS 60Hz USB I2C RS232C Headphone out AV COMP TUNER Half Nim OCP 1 5A R E A R H S I D E V R E A R H CVBS YPbPr SPDIF OUT SUB ASSY IR KEY Vx1 8lane for 60Hz 16lane for 120Hz Embeded DDR3 2Gb Nand Flash 1Gb UART URSA9 IR Joystick SPI Flash 1MB SPI Boot HDMI1 4 1920x2160P HDMI Rx HDMI Tx DDR3 1Gb x4 4K 60P 6G HDCP2 2 4K 60P 3G odd 4K 60P 3G even ...

Page 31: ...racteristics 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 Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE 200 400 540 521 800 900 911 910 121 120 820 530 A10 A2 Stand...

Page 32: ...V 3 5V_ST C414 10uF 10V PWM_DIM PWM_DIM_SYNC R416 0 PWM_from_TCON R414 0 PWM_from_MAIN L407 3 6uH IC401 APX803E29 RESET_IC_DIODES MULTI 1 GND 2 RESET 3 VCC IC402 APX803E29 OPT 1 GND 2 RESET 3 VCC Q400 1 MMBT3904 NXP NPN_NXP MULTI E B C Q400 2N3904S NPN_KEC MULTI E B C Q401 1 MMBT3906 NXP PNP_NXP MULTI 1 2 3 Q401 2N3906S RTK PNP_KEC MULTI 1 2 3 Q402 1 MMBT3904 NXP NPN_NXP MULTI E B C Q402 2N3904S N...

Page 33: ...TS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2014 04 24 USB_S1 M1A_URSA9_UD JK700 3AU04S 305 ZC LG 1 2 3 4 5 D700 RCLAMP0502BA OPT SIDE_USB1_DM SIDE_USB1_DP ZD700 5V OPT SD05 C701 5pF 50V OPT C702 5pF 50V OPT 5V_USB R700 2 2 R701 2 2 C703 10uF 10V OPT C700 10uF 10V USB 3216 CAP SIDE 07 Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and servic...

Page 34: ...OMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF 2014 04 24 M1A_URSA9_UD C1001 1uF 10V OPT JK1001 JST1223 001 SPDIF_OPTIC_SOLTEAM 1 GND 2 VCC 3 VINPUT 4 FIX_POLE SPDIF_OUT 3 3V_NORMAL C1002 18pF 50V SPDIF_OPTIC JK1001 1 2F01TC1 CLM97 4F SPDIF_OPTIC_FOXCONN 3 VIN 2 VCC 1 GND 4 SHIELD SPDIF OPTIC JACK 5 15 Mstar Circuit Application SPDIF ESD Ready 10 Copyright ⓒ 2015 LG Electronics Inc All right ...

Page 35: ...uF DDR_EXT A MCKE A MDQL0 C1212 0 1uF DDR_EXT C1209 0 1uF DDR_EXT A MDQU7 A MA2 C1205 0 1uF DDR_EXT A MODT C1215 0 01uF 50V DDR_EXT R1208 56 1 DDR_EXT C1218 0 1uF OPT A MA12 C1224 0 1uF OPT A MA8 H5TQ2G63DFR PBC IC1201 2 DDR_1600_2G_HYNIX_OLD EAN61829203 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 A13 T3 NC_5 M7 BA0 M2 BA1 N8 BA2 M3 CK J7 CK K7 CKE K9 CS ...

Page 36: ... DI IO0 6 CLK 7 HOLD IO3 8 VCC FLASH_WP SPI_SDI R1300 10K OPT R1302 33 IC1300 MX25L8006EM2I 12G SPI_FLASH_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC SPI_SDO SPI_CS R1301 4 7K OPT C1300 0 1uF 3 5V_ST SPI_SCK 3 5V_ST IC1300 2 W25Q80DVSSIG SPI_FLAHS_WINBOND_NEW 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC IC1300 3 MX25L8035EM2I 10G SPI_FHASH_MACRONIX_NEW 3 WP SIO...

Page 37: ... R1924 0 CI_TS_DATA 0 AR1902 100 AR1905 33 IC1902 TC74LCX244FT CI_BUFFER_NXP MULTI 3 2Y4 2 1A1 4 1A2 1 1OE 6 1A3 5 2Y3 7 2Y2 8 1A4 9 2Y1 10 GND 11 2A1 12 1Y4 13 2A2 14 1Y3 15 2A3 16 1Y2 17 2A4 18 1Y1 19 2OE 20 VCC PCM_WAIT CI_TS_DATA 5 CI_MISTRT 5V_NORMAL 3 3V_NORMAL CI_ADDR 8 3 3V_NORMAL CI_MDI 6 R1900 10K FE_TS_VAL_ERR 5V_NORMAL FE_TS_CLK C1905 0 1uF 16V GND CI_MISTRT 5V_NORMAL CI_MDI 7 CI_ADDR ...

Page 38: ...FIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC LAN 2014 04 24 21 M1A_URSA9_UD EPHY_TN C2104 0 01uF 50V ETHERNET JK2100 RJ45VT 01SN002 ETHERNET 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 C2105 0 01uF 50V ETHERNET EPHY_TP EPHY_RP EPHY_RN ETHERNET H W option ETHERNET Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal...

Page 39: ...3 0 01uF 50V LNB C2712 0 1uF 50V LNB R2702 2 2K 1W LNB A_GND 12V_LNB 12V_LNB D2704 40V LNB_DIODE_KEC MULTI SMAB34 D2705 1 40V LNB_DIODE_SUZHOU MULTI A_GND C2708 10uF 25V LNB A_GND C2710 0 1uF LNB C2707 0 1uF LNB R2701 0 C2709 0 1uF 50V LNB R2706 0 L2702 15uH LPH6050T 150M R LNB D2702 1 40V SS2040LL LG LNB_DIODE_SUZHOU MILTI D2703 1 40V SS2040LL LG LNB_DIODE_SUZHOU MILTI IC2701 A8303SESTR T 4M LNB ...

Page 40: ...AV2 R2849 0 AV2 R2829 12K SCART AV2 DTV MNT_VOUT R2828 3 9K EU R2831 2 2K EU SC1_B COMP1_Pb DTV MNT_L_OUT DTV MNT_L_OUT C2810 33pF EU SCART1_Rout SC1 COMP1_DET IC2801 AZ4580MTR E1 EU 3 IN1 2 IN1 4 VEE 1 OUT1 5 IN2 6 IN2 7 OUT2 8 VCC VA2813 5 6V ESD_SCART AV2 R2830 12K SCART AV2 R2820 1K EU R2842 220K EU DTV MNT_R_OUT VA2808 20V ESD_SCART C2812 10uF 16V EU R2833 220K EU R2835 5 6K EU VA2811 20V ESD...

Page 41: ...MMBT3904 NXP OPT E B C Q3005 MMBT3904 NXP OPT E B C Q3003 MMBT3904 NXP OPT E B C Q3002 MMBT3904 NXP OPT E B C R3003 1K HEAD_PHONE C3002 1000pF 50V OPT C3000 10uF 16V HEAD_PHONE R3001 3 3K OPT R3002 1K HEAD_PHONE SIDE_HP_MUTE R3006 100 RS232C_PHONE C3008 0 1uF RS232C_PHONE C3011 0 1uF RS232C_PHONE ZD3001 ADUC 20S 02 010L 20V OPT IC3001 MAX3232CDR EAN41348201 RS232C_PHONE 3 C1 2 V 4 C2 1 C1 6 V 5 C2...

Page 42: ...MI2_MN864788 P_XOUT HDMI_SW_SCL R3244 10K HDMI_1_RX1 R3270 0 OPT TX0SDA HDMI_0_RX1 R3222 0 DDC_SDA_HDMI1_MN864788 CK _HDMI2_MN864788 R3243 10K TX1SDA D2 _HDMI1_MN864788 TX0SCL C3240 20pF R3223 0 TX1SDA P_PVDD33 D2 _HDMI2_MN864788 R3267 1 8K P_VDD33 5V_HDMI_1 HDMI_1_CLK D2 _HDMI1_MN864788 HDMI_1_RX0 5V_NORMAL P_XIN P_VDD33 TX0SCL R3235 47K AR3209 47K 1 16W P_AVDD33 D1 _HDMI1_MN864788 HDMI_0_RX2 X32...

Page 43: ...PONENTS IN THE SYMBOL MARK OF THE SCHEMETIC RS232C_MSTAR_DEBUG_4P 2014 04 24 40 M1A_URSA9_UD JP_GND2 JP_GND1 RGB_DDC_SDA JP_GND4 RGB_DDC_SCL JP_GND3 PM_TXD P4000 12507WS 04L 1 VCC 2 PM_RXD 3 GND 4 RM_TXD 5 GND R4000 100 R4001 100 3 5V_ST PM_RXD P4001 12507WS 04L 1 2 3 4 5 RS 232C 4PIN MSTAR DEBUG 4PIN RS 232C 4PIN MSTAR DEBUG 4PIN Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for tra...

Page 44: ...CIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2014 04 24 TP_EU 41 M1A_URSA9_UD URSA_RESET EPHY_TN AV2_CVBS_DET EPHY_TP EPHY_RP EPHY_RN HP_LOUT HP_ROUT HDMI_ARC SPDIF_OUT HP_DET DEMOD_RESET SIDE_HP_MUTE DDC_SDA_2 CI_CD2 CI_DET DDC_SCL_2 CI_CD1 TP for EU Copyright ⓒ 2015 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal U...

Page 45: ... 3 4 5 6 7 8 9 10 11 HDMI_SW_SCL R4606 1 8K 3 5V_ST R4609 100 OPT C4605 18pF 50V EYE_SENSOR 3 5V_ST IR L4600 BLM18PG121SN1D C4602 0 1uF 16V P4601 12507WR 08L OPT 1 2 3 4 5 6 7 8 9 HDMI_SW_SDA C4604 100pF 50V R4604 10K 1 VA4600 OPT KEY2 C4601 1000pF 50V R4601 100 R4603 10K 1 R4602 100 C4606 18pF 50V EYE_SENSOR C4600 0 1uF 16V R4608 100 OPT R4600 3 3K C4603 0 1uF 16V KEY1 3 5V_ST IR_SDA IR_SCL R4605...

Page 46: ...O_PM 8 GPIO15 W5 PWM_PM GPIO200 D4 PM_UART_TX GPIO_PM 1 GPIO8 L15 PM_UART_RX GPIO_PM 5 GPIO12 Y11 IC101 2 LGE2136 256M M1A_256M_AVS _CHINA LVA4P TTL_B 0 HCONV GPIO170 U19 LVA4M TTL_B 1 E_O GPIO171 T20 LVA3P TTL_B 2 FB GPIO172 T21 LVA3M TTL_B 3 OPT_P GPIO173 T19 LVACKP TTL_B 4 MCLK GPIO174 R21 LVACKM TTL_B 5 GCLK GPIO175 R20 LVA2P TTL_B 6 GST GPIO176 R19 LVA2M TTL_B 7 POL GPIO177 P20 LVA1P TTL_G 0 ...

Page 47: ... GPIO163 F4 I2S_OUT_SD GPIO166 F7 I2S_OUT_WS GPIO164 F5 USB0_DM C4 USB1_DM Y12 USB0_DP B4 USB1_DP AA12 BIN0M J2 BIN0P J3 GIN0M K3 GIN0P J1 RIN0M K2 RIN0P K1 HSYNC0 M6 VSYNC0 L6 BIN1M L2 BIN1P L3 GIN1M M1 GIN1P M2 RIN1M N1 RIN1P N3 SOGIN1 M3 IC101 3 LGE2135 128M M1A_128M_AVS _CHINA ARC0 M4 RXC0N W7 RXC0P Y8 RXC1N W8 RXC1P Y9 RXC2N AA9 RXC2P W9 RXCCKN AA7 RXCCKP Y7 CEC GPIO6 N2 DDCDA_CK GPIO27 E3 DD...

Page 48: ...3 SP 7850_10 10uH R5601 10K C5616 390pF 50V 10uF C5610 35V C5620 22000pF 50V C5606 1uF 10V 24V_AMP R5606 100 1 16W L5605 SP 7850_10 10uH R5613 4 7K R5610 4 7K C5608 33pF 50V 10uF C5613 35V R5600 10K OPT 0 1uF C5623 50V R5604 100 24V_AMP L5604 SP 7850_10 10uH 0 1uF C5627 50V SPK_L 24V R5607 5 6 1 10W AUD_SCK AMP_RESET 0 1uF C5628 50V C5617 22000pF 50V C5607 33pF 50V AMP_SDA POWER_DET R5602 0 OPT C5...

Page 49: ...01 1000pF 630V TU_GND_B 3 3V_TU AR3702 1 47 CHINA R3716 1 1 8K TU_ATSC IC3701 AP7361 Y 13 T2_OR_CHINA 3 ADJ NC 2 GND 4 IN 1 EN 5 OUT C3727 0 1uF 16V T2_OR_CHINA C3716 0 1uF 16V T2_OR_CHINA LNB_OUT L3704 UBW2012 121F R3707 0 T2 C3718 100pF 50V T2_OR_CHINA L3702 BLM18PG121SN1D T2_OR_CHINA C3729 0 1uF 16V T2_OR_CHINA C3707 1 18pF TU_ATSC AR3700 1 47 CHINA TU_GND_A C3737 10uF 10V T2_OR_CHINA TDJH G301...

Page 50: ...CCKP AL5 RC3N AK6 RC3P AL6 RC4N AK7 RC4P AL7 RD0N AM7 RD0P AK8 RD1N AM8 RD1P AL8 RD2N AK9 RD2P AL9 RDCKN AK10 RDCKP AL10 RD3N AM10 RD3P AK11 RD4N AM11 RD4P AL11 RE0N AK12 RE0P AL12 RE1N AK13 RE1P AL13 RE2N AM13 RE2P AK14 RECKN AM14 RECKP AL14 RE3N AK15 RE3P AL15 RE4N AK16 RE4P AL16 VBY1_RXM 0 AE2 VBY1_RXP 0 AE1 VBY1_RXM 1 AD2 VBY1_RXP 1 AE3 VBY1_RXM 2 AC2 VBY1_RXP 2 AD3 VBY1_RXM 3 AC3 VBY1_RXP 3 A...

Page 51: ... PWM_DIM R1501 0 LGD_60Hz PWM_DIM_SYNC R1502 0 LGD_60Hz IR_SCL IR_SDA R1506 0 Non_AUO_Module R1503 0 Non_AUO_Module Q13004 2N7002KA TCON_FET_KEC MULTI G D S Q13005 2N7002KA TCON_FET_KEC MULTI G D S P13000 SP14 11592 01 51Pin DEV_51pin_Wafer 1 51 2 50 3 49 4 48 5 47 6 46 7 45 8 44 9 43 10 42 11 41 12 40 13 39 14 38 15 37 16 36 17 35 18 34 19 33 20 32 21 31 22 30 23 29 24 28 25 27 26 26 27 25 28 24 ...

Page 52: ..._DQ0 U29 B_DDR3_DQ1 N32 B_DDR3_DQ2 T28 B_DDR3_DQ3 M31 B_DDR3_DQ4 U30 B_DDR3_DQ5 M30 B_DDR3_DQ6 T31 B_DDR3_DQ7 M32 B_DDR3_DQ8 N28 B_DDR3_DQ9 R31 B_DDR3_DQ10 M27 B_DDR3_DQ11 T30 B_DDR3_DQ12 P29 B_DDR3_DQ13 T27 B_DDR3_DQ14 M28 B_DDR3_DQ15 T29 B_DDR3_DM0 N31 B_DDR3_DM1 R28 B_DDR3_DQS0 R32 B_DDR3_DQS0B P31 B_DDR3_DQS1 P30 B_DDR3_DQS1B N30 B_DDR3_DQ16 AA31 B_DDR3_DQ17 V32 B_DDR3_DQ18 AA30 B_DDR3_DQ19 V3...

Page 53: ...O53 AG26 VSYNC_LIKE PWM5 GPIO40 AF28 DIM0 GPIO 32 AG23 DIM1 GPIO 33 AG20 DIM2 GPIO 34 AH23 DIM3 GPIO 35 AH20 DIM4 GPIO 36 AG21 DIM5 GPIO 37 AH22 DIM6 GPIO 38 AG22 DIM7 GPIO 39 AH21 GPIO43 TCON0 A3 GPIO44 TCON1 B3 GPIO45 TCON2 A2 GPIO46 TCON3 C3 GPIO47 TCON4 B2 GPIO48 TCON5 B1 GPIO49 TCON6 C2 GPIO50 TCON7 C1 GPIO 18 TCON8 AG4 GPIO 19 TCON9 AG5 GPIO 20 TCON10 AH4 GPIO 21 TCON11 AH5 GPIO 22 TCON12 AH...

Page 54: ... AVDDL_DRV_5 AB22 AVDD_MOD_1 AC20 AVDD_MOD_2 AC21 AVDD_MOD_3 AD21 AVDD_MOD_LDO AD20 VDDP_1 AC18 VDDP_2 AD17 VDDP_3 AD18 AVDD_DVI_1 AD11 AVDD_DVI_2 AD12 AVDD_HDMITX_1 AC12 AVDD_HDMITX_2 AC13 AVDD_RX_1 AD15 AVDD_RX_2 AC16 AVDD_RX_3 AC17 AVDD_RX_4 AD16 AVDD_XTAL AD14 AVDD_PLL_1 AC14 AVDD_PLL_2 AC15 AVDD_DDR0_1 M18 AVDD_DDR0_2 M19 AVDD_DDR0_3 M20 AVDD_DDR0_4 M21 AVDD_DDR0_5 M16 AVDD_DDR0_6 M17 AVDD_DD...

Page 55: ... 6K 1 C13410 0 1uF C13411 22uF C13400 22uF 12V C13407 1uF 10V R13407 39K 1 16W 5 R13404 10K VDDC R13424 10K ZD13400 2 5V R13421 18K 1 C13445 1uF 10V L13402 C13406 2200pF 50V C13404 470pF 50V C13409 10uF 16V C13402 0 1uF 16V R13402 3 3 1 10W 5 12V R13405 27K 1 16W 1 ZD13401 2 5V OPT R13425 10K 3 3V_U_NORMAL R13426 10K OPT R13401 0 C13413 0 1uF C13417 0 1uF 16V C13416 2200pF 50V 12V L13401 BLM18PG12...

Page 56: ...00 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13005 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13010 GASKET_8 0X6 0X10 5H SMD_GASKET MDS62110225 M13009 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13007 GASKET_8 0X6 0X10 5H SMD_GASKET MDS62110225 M13002 GASKET_8 0X6 0X10 5H OPT MDS62110225 M13008 GASKET_8 0X6 0X10 5H OPT C13435 0 1uF 25V P13401 20037WR 05A00 TCON_PWR_5pin_Wafer 1 2 3 4 5 6 L13409 MLB 201209 0120P ...

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