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LG 32UK50TW, Руководство пользователя

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LG 32UK50TW Скачать руководство пользователя страница 26

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26

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Copyright © 2018 LG Electronics Inc. All rights reserved.

 

 

Only training and service purposes

 

TROUBLE SHOOTING GUIDE 

 

 

 

 

First of all, Check whether there is SVC Bulletin in GCSC System for these model.

Replace X200 

N

Check  JK400

Voltage Level (19V)

Check Power connector

OK ?

Replace Adapter

Y

N

Y

Check IC402 Output 

Voltage Level (12V)

Replace IC402 &

Recheck

Y

N

Check X200 Clock

12MHz

Check  IC401 Output

Voltage Level (5V)

Replace  IC401 &

Recheck

N

Y

Replace IC202 Flash 

Memory

Y

Check  IC404,IC405 

Output

Voltage Level (1.8V,1.15V)

Replace IC403 & IC404

Recheck

N

Y

Trouble shooting : No Power 

Содержание 32UK50TW

Страница 1: ...Internal Use Only P NO CHASSIS MODEL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL SERVICE MANUAL MFL62449365 1809 REV00 32UK50T LM71F LED LCD MONITOR ...

Страница 2: ...8 LG Electronics Inc All rights reserved Only training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 14 BLOCK DIAGRAM 21 EXPLODED VIEW 22 TROUBLE SHOOTING GUIDE 26 ...

Страница 3: ... sensitivity replace it with the specified Reverse plug the AC cord into the AC outlet and repeat AC voltage measurements for each exposed metallic part Any voltage When replacing a high wattage resistor Oxide Metal Film Resistor measured must not exceed 0 75 volt RMS which is corresponds to over 1 W keep the resistor 10 mm away from PCB 0 5 mA Keep wires away from high voltage or high temperature...

Страница 4: ...ord can be changed according to region Cable HDMI Length 1 5m 0 05m Shape Detachable Type Color Black Weight 0 091kg 10 SET accessory P N EAD63954401 CABLE 100Ω 10Ω CONNECTOR 100Ω 15Ω DisplayPort Length 1 5m 0 05m Shape Detachable Type Color Black Weight 0 095kg 10 SET accessory P N EAD63749401 CABLE 100Ω 5Ω CONNECTOR 100Ω 10Ω 9 Power Output DC 19V 3 42A 65W Adapter Color Black Weight 0 58kg 10 wi...

Страница 5: ...37 5 H Pixels 74 250 45 00 1650 1280 110 40 220 1280 x 720 V Lines 60 00 750 720 5 5 20 6 H Pixels 108 63 981 1688 1280 48 112 248 1280 x 1024 V Lines 60 02 1066 1024 1 3 38 7 H Pixels 108 00 60 00 1800 1600 24 80 96 1600 x 900 V Lines 60 00 1000 900 1 3 96 8 H Pixels 148 5 67 5 2200 1920 88 44 148 1920 x 1080 V Lines 60 1125 1080 4 5 36 9 H Pixels 241 50 88 79 2720 2560 48 32 80 2560 x 1440 V Lin...

Страница 6: ...ls 108 63 981 1688 1280 48 112 248 1280 x 1024 V Lines 60 02 1066 1024 1 3 38 7 H Pixels 108 00 60 00 1800 1600 24 80 96 1600 x 900 V Lines 60 00 1000 900 1 3 96 8 H Pixels 148 5 67 5 2200 1920 88 44 148 1920 x 1080 V Lines 60 1125 1080 4 5 36 9 H Pixels 241 50 88 79 2720 2560 48 32 80 2560 x 1440 V Lines 59 95 1481 1440 3 5 33 10 H Pixels 297 67 5 4400 3840 176 88 296 3840 x 2160 V Lines 30 2250 ...

Страница 7: ...59 94 60 4 3 720 480 P 59 94 60 16 9 1280 720 P 59 94 60 16 9 1920 1080 I 59 94 60 16 9 1920 1080 P 23 98 24 16 9 1920 1080 P 29 97 30 16 9 1920 1080 P 59 94 60 16 9 3840 2160 P 23 98 24 16 9 3840 2160 P 25 16 9 3840 2160 P 29 97 30 16 9 3840 2160 P 50 16 9 3840 2160 P 59 94 60 16 9 7 Copyright 2018 LG Electronics Inc All rights reserved Only training and service purposes ...

Страница 8: ...13 85 V x17 9 D mm Typ Surface Treatment AG type 3H hard coating Haze 25 Operating Mode Transmissive mode normally Black Back light Unit White LED Color Gamut DCI P3 95 Standard Measurement Condition z Ambient Luminance Level dark 10 lux z Ambient Temperature Normal Temperature 10 25 z warm up Time More than 30min at Full White Pattern z Input Signal 3840X2160 60Hz z Contrast 70 Brightness Max 100...

Страница 9: ...vision HDMI 01 03 DP 01 04 HDMI 01 03 DP 01 04 6 Serial Number Refer to variable data file Refer to variable data file Inserted at Production Line 8 Model Name LG Ultra HD 9 Check Sum Refer to variable data file Refer to variable data file 1 GSM Vendor Name which was registered in VESA 2 Fixed Vaule Manufacturer ID Model Name 3 Adjustable Value Serial Number Year Week Inserted at Production Line R...

Страница 10: ...2 1 1 2 HDMI2 EDID HDMI1 4 Physical Address HDMI2 20 2 1 1 3 HDMI1 EDID HDMI2 0 10 Copyright 2018 LG Electronics Inc All rights reserved Only training and service purposes 1 Physical Address HDMI1 10 ...

Страница 11: ...I2 0 Physical Address HDMI2 20 2 1 1 5 HDMI EDID of FREE SYNC ON Æ Extended mode Physical Address HDMI1 10 Physical Address HDMI2 20 11 Copyright 2018 LG Electronics Inc All rights reserved Only training and service purposes ...

Страница 12: ...1 6 HDMI EDID of FREE SYNC ON Æ Basic mode Physical Address HDMI1 10 Physical Address HDMI2 20 2 1 2 DP EDID DP1 2 12 Copyright 2018 LG Electronics Inc All rights reserved Only training and service purposes ...

Страница 13: ...2 1 3 1 DP EDID of FREE SYNC ON Æ Extended mode 2 1 3 1 DP EDID of FREE SYNC ON Æ Basic mode 13 Copyright 2018 LG Electronics Inc All rights reserved Only training and service purposes ...

Страница 14: ...ent Free Voltage 2 3 Magnetic Field Condition Nil 2 4 Input signal Unit Product Specification Standard 2 5 Reserve after operation Above 5 Minutes Heat Run Temperature at 25 5 C Relative humidity 65 10 Input voltage 100 240V 50 60Hz 2 6 Adjustment equipments Color Analyzer CA 210 or CA 110 UA 10 DDC Adjustment Jig equipment 3 Main PCB check process APC After Manual Insult executing APC 3 1 ADC Pro...

Страница 15: ...e White balance according to below specification HDMI 1920x1080 or 3840x2160 Full White Tolerance 0 015 Luminance Spec min 250 Check condition custom mode out going condition Aging Time min x y 2 0 319 0 339 4 0 318 0 338 8 0 318 0 337 10 0 317 0 336 25 0 316 0 333 40 0 315 0 331 255 0 313 0 329 a Factory Calibration 2 2 Gamma dE Color Temperature 6500k Reference Model 27MU67 27UD68 27UD88 27UD58 ...

Страница 16: ...r button once to right direction 4 DC on 5 Press power button up to show Navigation OSD 6 Press power button left to show Service Menu Select Menu in Navigation OSD When doing Adjustment Please make circumstance as below 16 Copyright 2018 LG Electronics Inc All rights reserved Only training and service purposes ...

Страница 17: ...ke sure to do FACTORY RESET at the final process No Item Content Outgoing Condition 비고 Accessory Refer to BOM And General specification 3page Full accessory list is included in general specification 2 Outgoing Condition Quick Settings Brightness 100 Contrast 70 Volume 30 Input HDMI1 Ratio Full Wide Picture Picture Mode Custom Picture Adjust Brightness 100 Contrast 70 Sharpness 50 Super Resolution ...

Страница 18: ...s LOW Repeat it 6 3 Command form Command form use DDC2AB standard communication protocol START 6E A 50 A LEN A 03 A CMD A 00 A VAL A CS A STOP a LEN DATA BYTE number to send b CMD Command language that monitor executes c VAL FOS DATA d CS Dada s CHECHSUM that transmit e DELAY 50MS f A Acknowledge 6 4 Screen adjust command LENGTH 84 No Adjustment contents CMD hex ADR VAL hex Explanation 1 EEPROM AL...

Страница 19: ...Brazil 09 Polish 0A Russian 0B Greek 0C Ukrainian 0D Chinese 0E Japanese 0F Korean 11 Traditional Chinese EDID SN UPDATE 0x77 0 0x01 0x02 0x01 HDMI1 0x02 HDMI2 Module selection M315DJJK30 6 5 EEPROM Data Write 6 5 1 Siganl TABLE START 6E A 50 A 84 n A 03 A CMD A ADH A A ADL Data 1 A Data n A CS A STOP Delay 20m LEN 84h Bytes CMD E8h ADH E2 PROM Slave Address A0 A2 A4 A6 A8 AA AC AE Not 00h Reserve...

Страница 20: ...2 80 0 Page 80 FF Read 3 A2 0 1 Page 0 7F Read 4 80 1 Page 80 FF Read 5 A4 0 2 Page 0 7F Read 6 80 2 Page 80 FF Read 7 A6 0 3 Page 0 7F Read 8 80 3 Page 80 FF Read 9 A8 0 4 Page 0 7F Read 10 80 4 Page 80 FF Read 11 AA 0 5 Page 0 7F Read 12 80 5 Page 80 FF Read 13 AC 0 6 Page 0 7F Read 14 80 6 Page 80 FF Read 15 AE 0 7 Page 0 7F Read 16 80 7 Page 80 FF Read 6 6 3 Use Read E2 PROM s specific area as...

Страница 21: ...T9U17Q1 SPI UHD Panel 3840 X 2160 HDMI 1 DPRX AUXN HPD HDMI 2 TS3DV642 Switch Key1 Key2 DDR2 SDRAM 128MB Flash Memory 8M TMDS DDC HPD Joystick Control Key DP System EEPROM 32KB I2C EDID EEPROM 내장 HP Out L R Out HP AMP ALC5629 WLED_ENABLE WLED_ADIM HDMI 2 0 Vby1 AUDIO AMP NTP7515 LED Driver IC MP3378E I2S DP1 2 ...

Страница 22: ...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 Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE 910 900 400 920 300 510 200 A3 540 120 330 500 ...

Страница 23: ...ic steps that should typically be followed to remove components and materials requiring selective treatment 2 2 OPTIONAL Depending upon the complexity of the disassembly process a graphic depicting the locations of items contained within the product which require selective treatment with descriptions and arrows identifying locations can be inserted below 2 3 How to describe the basic steps to disa...

Страница 24: ...018 LG Electronics Inc All rights reserved Only training and service purposes 2 1 Fig 2 Push button and lift the stand body Fig 3 Remove the Screw 4EA Fig 4 overturn the set and disassemble the latches of three edges ...

Страница 25: ...Fig 5 reoverturn the set and disassemble the back cover 25 Copyright 2018 LG Electronics Inc All rights reserved Only training and service purposes ...

Страница 26: ...hese model Replace X200 N Check JK400 Voltage Level 19V Check Power connector OK Replace Adapter Y N Y Check IC402 Output Voltage Level 12V Replace IC402 Recheck Y N Check X200 Clock 12MHz Check IC401 Output Voltage Level 5V Replace IC401 Recheck N Y Replace IC202 Flash Memory Y Check IC404 IC405 Output Voltage Level 1 8V 1 15V Replace IC403 IC404 Recheck N Y Trouble shooting No Power ...

Страница 27: ...eck IC500 Replace LED Driver IC Y N N Check Panel Power 12V P201 Check IC402 Output 12V Replace IC402 Recheck Y N Check Panel eDP AUX P201 17 18 Check IC200 Repair Main B D Y N Check FFC Cable for Damage or Open Conductors Check LED Driver Output P500 1 2 7 8 Replace T Con Board or Module Y Check IC200 PIN No 199 Replace Main Scaler OC N Check WLED_ENABLE High Y ...

Страница 28: ...urposes Trouble shooting No Video HDMI Replace Main Scaler IC200 Check input signal format Is it supported Check JK100 JK101 for proper connection or Damage Replace Connector Y N Check I2C Signal JK100 or JK101 Re Download EDID Data Y N Y Check HDMI Cable for Damage or Open Connector Y ...

Страница 29: ...served Only training and service purposes Trouble shooting No Video DP Replace Main Scaler IC200 Check input signal format Is it supported Check JK102 for proper connection or Damage Replace Connector Y N Y Check DP Cable for Damage or Open Connector Y ...

Страница 30: ......

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