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CHASSIS :

MODEL : 24MP59HT

CAUTION

BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

SERVICE MANUAL

LED MONITOR

SERVICE MANUAL

LM6RA

P/NO :

MFL70023401(1

701

-REV00)

Internal Use Only

Содержание 24MP59HT

Страница 1: ...CHASSIS MODEL 24MP59HT CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL SERVICE MANUAL LED MONITOR SERVICE MANUAL LM6RA P NO MFL70023401 1701 REV00 Internal Use Only ...

Страница 2: ...IFICATION 4 TROUBLE SHOOTING GUIDE 20 BLOCK DIAGRAM 15 16 W E I V D E D O L P X E DISASSEMBLY 17 ADJUSTMENT INSTRUCTION 7 CONTENTS LGE Internal Use Only Copyright LG Electronics Inc All rights reserved Only for training and service purposes ...

Страница 3: ...ved 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 metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a return path to the chassis the measured resistance should be between 1...

Страница 4: ...creen Control 7 Input Output HDMI IN 2ea at the back D_SUB IN 1ea at the back HP OUT Audio L R OUT 1ea at the back 8 Power Cord Length 1 2 0 05M DC cable length for desktop type 1 0 0 05M power cord 1 5 0 05M DC cable length for WallMount type Color Black Refer to Suffix standard and power cord table 9 Cable Signal Cable HDMI Length 1 5m Shape Detachable Type Color Black Pin 19Pin HDMI Refer to Su...

Страница 5: ...8 600 1 4 23 5 H Pixels 49 5 46 875 1056 800 16 80 160 800 x 600 V Lines 75 0 625 600 1 3 21 6 H Pixels 65 0 48 363 1344 1024 24 136 160 1024 x 768 V Lines 60 0 806 768 3 6 29 7 H Pixels 78 75 60 023 1312 1024 16 96 176 1024 x 768 V Lines 75 029 800 768 1 3 28 8 H Pixels 108 0 67 500 1600 1152 64 128 256 1152 x 864 V Lines 75 000 900 864 1 3 32 9 H Pixels 108 0 63 981 1688 1280 48 112 248 1280 x 1...

Страница 6: ...y for training and service purposes 2 1 3 HDMI Video input Refer to Manual Factory support mode Preset Mode Horizontal frequency KHz Vertical frequency Hz HDMI 1 480P 31 5 60 O 2 576P 31 25 50 O 3 720P 37 5 50 O 4 720P 45 60 O 5 1080P 56 25 50 O 6 1080P 67 5 60 O Recommend Mode ...

Страница 7: ...the Adjustment standard and adjustment command table 3 2 1 Board Assembly Line Connect input signal to 15pin D sub Ready for adjustment check whether adjustment command works normally or not and the operating state of each mode Check the display state of gray color when 256 gray scale pattern is embodied Read by EEPROM Read Command to check whether initial value is correct or not 3 2 2 Total Assem...

Страница 8: ...C no need connect Dsub cable Internal ADC steps as below On AC power on with Aging mode checking the ADC values and then decide to do or not If don t use internal ADC please follow below step Input 16 step pattern for ADC Mode12 pattern 11 Video level 700 mVp p Adjust by commanding AUTO_COLOR_ADJUST Confirm Success message in Screen or Check the data of 0xFD 0xFE address of EEPROM 0xA6 is 0xAA aft...

Страница 9: ...x 0 317 0 005 y 0 332 0 005 in 5 minutes x 0 315 0 005 y 0 331 0 005 in 5 30 minutes x 0 313 0 005 y 0 329 0 005 over than 30minutes and confirm Option It s another method for 6500K color adjustment at Gumi NT At first check ΔUV If that is under 0 0065 the set is not adjusted If not It is adjust to meet u 0 198 0 0065 v 0 469 0 0065 Adjust to meet Y over 200 cd and confirm 3 2 5 Confirm Operation ...

Страница 10: ...Power LED Color and Power Consumption operates as standard Measurement Condition 230V 50Hz Analog Confirm DPM operation at the state of screen without Video Signal refer to Spec at Page 11 Remark Follow this sequences important 1 Check if Power LED Color and Power Consumption operates as standard 2 Set Monitor Power ON Ready for DDC EDID Writie 3 2 5 8 DDC S N Write D SUB HDMI part EDID data 27MP5...

Страница 11: ...lear command isn t executed module name aging time and TCO word appear on the self diagnostics OSD Module name and aging time should not appear after writing EDID Make sure to do FACTORY RESET at the final process 3 2 5 9 V Com Adjustment LGD panel biz need adjusting V COM by software Definition adjusting V Com level thereby show minimum flicker Process By LG cmd Check Flicker Level and If Can t m...

Страница 12: ... Color coordinates 9300 6500K 4350K 4800K Black Level Auto Adjustment MODE 12 Pattern 0 Center of Screen 3 Color coordinates WARM 6500 K DRIVE1 X 0 313 0 004 MODE 12 Pattern1 Center of Screen Y 0 329 0 004 Color coordinates Paper mode 1 4350K X 0 365 0 030 Y 0 3605 0 030 Color coordinates Paper mode 2 4800K X 0 353 0 030 Y 0 367 0 030 Color coordinates COOL 9300K DRIVE2 X 0 283 0 030 Y 0 298 0 030...

Страница 13: ...econd Resistance must be less than 0 1 11 Cutoff ADC Adjustment Pattern 16 step pattern for ADC 1920 1080 700mVp p MODE 12 Patten11 Note 1 Test condition mode12 1920x1080 60Hz Burst pattern 100V 240Vac Analog Digital After aging 30min 6 Pattern for Adjustment Pattern 0 FULL BLACK State of without video signal Pattern 1 FULL WHITE Don t display other Character except for White Pattern Pattern 3 FUL...

Страница 16: ...entified 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 SAFETY NOTICE 920 540 330 930 or 500 700 210 ...

Страница 17: ...y Copyright LG Electronics Inc All rights reserved Only for training and service purposes DISASSEMBLY Fig 1 Put the MNT on the clean vinyl Fig 2 Disassemble the Stand Fig 3 Remove the Hinge cover Fig 4 Remove to Hinge Top 2ea ...

Страница 18: ...ght LG Electronics Inc All rights reserved Only for training and service purposes Fig 5 Separate to Back cover by hand at bottom Fig 6 Disassemble the backcover Fig 7 Separate to B C Fig 8 Separate to the LED Wafer LVDS Jog cover assy ...

Страница 19: ...lectronics Inc All rights reserved Only for training and service purposes FIG 9 Disassemble the PCB fixed screw 2ea Fig 10 Disassemble the Metal bottom bar by screw 4ea Fig 11 Separate to cabinet by Plastic Jig Fig 12 Separate to the Cell BLU ...

Страница 20: ...urposes LGE Internal Use Only 1 NO POWER Replace X200 N Check JK400 Voltage Level 19V Check Power connector OK Replace Adapter Y N Y Check IC601 Output Voltage Level 3 3V Replace IC601 Recheck Y N Check X200 Clock 12MHz Check IC600 Output Voltage Level 5VS Replace IC600 Recheck N Y Replace IC202 Flash Memory Y ...

Страница 21: ...oses LGE Internal Use Only 2 NO SCREEN ON Replace Cable N Module Back Light On Check IC600 IC601 Replace LED driver IC Y N N Check P201 PIN26 30 10V Check IC402 PIN3 output Y N Check FFC Cable for Damage or Open Conductors Check LED Driver FB P601 P3 P4 P9 P10 Replace T Con Board or Module Y ...

Страница 22: ...for training and service purposes LGE Internal Use Only 3 No Video Replace Main Scaler IC100 Check input signal format Is it supported Check JK100 JK101 JK102 for proper connection or Damage Replace Connector Y N Y Check signal Cable for Damage or Open Connector Y ...

Страница 23: ......

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