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LG 29UM68, Руководство по обслуживанию

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Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

 HDMI Video input 

Factory support 

mode  

Horizontal 

frequency  

Vertical 

frequency  

(Preset Mode) 

      (KHz) 

        (Hz) 

1 480P 

31.5 

60 

2 576P 

31.25 

50 

3 720P 

37.5 

50 

4 720P 

45 

60 

5 1080P 

56.25 

50 

6 1080P 

67.5 

60 

Содержание 29UM68

Страница 1: ...OR SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO LM55I MODEL 29UM68 Internal Use Only ...

Страница 2: ...right reserved Only for training and service purposes LGE Internal Use Only CONTENTS CONTENTS 2 PRECAUTION 3 SERVICING PRECAUTIONS 4 SPECIFICATIONS 6 TIMING CHART 11 ADJUSTMENT 14 BLOCK DIAGRAM 18 TROUBLE SHOOTING 19 EXPLODED VIEW 22 SVC SHEET ...

Страница 3: ...he module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with water as it may a short circuit within the module If the surface of panel become dirty please wipe ...

Страница 4: ...any electrostatic charge on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging 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 prev...

Страница 5: ...the 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 replac...

Страница 6: ... Suffix standard and power cord table 8 Cable DVI 68509J0003F Length 1 5m Shape Color Black Pin Refer to Suffix standard HDMI EAD00926125 Length 1 5m Shape Detachable Type Color Black Weight Pin 19 pin Refer to Suffix standard DISPLAYPORT EAD62111306 Length 1 8m Shape Detachable Type Color Black Weight Pin 20 pin Refer to Suffix standard USB EAD61273143 Length 1 5m Shape Color Black Do not Support...

Страница 7: ...702 5 63 8 328 4 mm Without Stand After Packing 780 143 412 mm 2 Product Weight Only SET 5 4kg 4 8kg With Stand Without Stand With BOX 7 5kg Only Stand Accessory 0 2kg 0 4kg 3 Container Loading Quantity Individual or Palletizing 20ft 40ft EA Indi Pallet Indi Pallet 560 560 1200 1200 4 Stand Assy Type Base detachable Size W x D x H 419 8 204 7 31 7 mm Tilt Degree 5 20 degree Tilt force 1 0 1 6 kgf ...

Страница 8: ...nance cd m2 200 min 250 Typ Full white pattern 0 7V Warm 6500K Average Luminance cd m2 170 min Full white pattern 0 7V Medium 8000K Average Luminance cd m2 150 min Full white pattern 0 7V Cool 9300K Super Energy Saving On Max 25 down from S Energy Saving Off Luminance Uniformity 75 min 3 Contrast Ratio 명암비 700 MIN 1000 TYP DFCÆ 1 000 000 1 min 5 000 000 1 Typ DFC condition Super energy saving off ...

Страница 9: ...HDMI Max 2560 1080 60Hz Recommend 2560 1080 60Hz DP Max 2560 1080 60Hz Recommend 2560 1080 60Hz DVI Max 2560 1080 60Hz Recommend 2560 1080 60Hz 4 Input Voltage Voltage 100 240 Vac 50 or 60Hz 1 0A 5 Inrush Current Cold Start 50 A Hot 120 A 6 Operating Condition Sync H V Video LED Wattage On Mode On O n Active White 48W Max Test condition 1 2560x1080 60Hz 2 burst pattern 3 100 240V 4 After aging 30m...

Страница 10: ...Temperature 0 C 40 C Humidity Less than 80 Storage Temperature 20 C 60 C Humidity Less than 85 MENU AV TV block CHANNEL CHANNEL 2 69 AIR 1 125 CABLE Function Support No ADD DEL CH ADD DELETE AUTO CHANNEL ON OFF SELECT AIR CABLE FINE TUNE 0 100 ADJUSTME NT CONTRAST 0 100 Function Support No BRIGHTNES S 0 100 SHARPNESS 0 100 COLOR 0 100 TINT 0 100 AUDIO VOLUME 0 100 Function Support No BASS N A TREB...

Страница 11: ...Reader Photo Cinema Color Weakne ss FPS Game1 FPS Game2 R TS Game Cus tom Game Picture Adjust Sharpness 0 100 Black Level High Low DFC On Off Game Adjust Black Stabilizer 0 100 FreeSync Off On Response Time High Middle Low Off Color Adjust Gamma Gamma 0 Gamma 1 Gamma 2 Off Color Temp Warm Medium Cool Custom Red Green Bl ue 0 100 Six Color Red Green Blue Cyan Magenta Yellow 0 100 All Hue Saturation...

Страница 12: ...sh Finnish Portuguese BrazilianPortuguese Polish Russian Greek Ukrainian Chinese Japanese Korean SMART ENERGY SAVING High Low Off Power LED On Off Automatic Standby 8H 6H 4H Off Buzzer OFF ON OSD Lock On Off Reset Reset Cancel 11 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 13: ...ezel Bezel B The Distance from The Right of Active Area to the Bezel C The Distance from The Top of Active Area to the Bezel D The Distance from The Bottom of Active Area to the Bezel D 5 Applying module Character 1 LCD Module Feature Maker LGD Type IPS Active Display Area 29 inches 73 025cm diagonal 21 9 Pixel Pitch mm 0 2628 H mm x 0 2628 V mm Electrical Interface 2ch LVDS 41P X 1 2ch LVDS 51P X...

Страница 14: ...2 6 2 Protocol DDC 2AB 3 1 2 2EDID Ver 1 3 FOR HDMI 1 256Byte 1 Manufacturer ID GSM 1E 6D 2 Product ID Digital HDMI DisplayPort 23024 59 F0 23025 59 F1 23026 59 F2 3 Year 2015 4 Version 1 01 5 Revision HDMI 3 DP 4 03 04 6 Serial Number 7 Week 8 Model Name LG ULTRAWIDE 9 Check Sum 10 Special Item Need to Input Serial Number HDMI 1 ...

Страница 15: ...pyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 1 2 3EDID Ver 1 3 FOR HDMI 2 256Byte 3 1 2 4EDID Ver 1 4 FOR Display Port 256Byte Freesync OFF ...

Страница 16: ...ight reserved Only for training and service purposes LGE Internal Use Only 3 1 2 5 EDID Ver 1 4 FOR Display Port 256Byte Freesync ON 3 1 3PBP EDID Data 128 Bytes DTD1 1280 X 1080 60Hz DTD2 2560 X 1080 60Hz 3 1 3 1 EDID Ver 1 3 FOR HDMI 1 256Byte ...

Страница 17: ...16 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 3 1 3 2 EDID Ver 1 3 FOR HDMI 2 256Byte 3 1 3 3 EDID Ver 1 4 FOR Display Port 256Byte ...

Страница 18: ...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 60 123 1312 1024 16 96 176 1024 x 768 V Lines 75 029 800 768 1 3 28 8 H Pixels 108 67 5 1600 1152 64 128 256 1152 x 864 V Lines 75 900 864 1 3 32 9 H Pixels 74 25 45 1650 1280 110 40 220 1280x720 V Lines 60 750 720 5 5 20 10 H Pixels 108 63 981 1688 1280 48 112 248 1280 x1024 V L...

Страница 19: ...rved Only for training and service purposes LGE Internal Use Only HDMI Video input Factory support mode Horizontal frequency Vertical frequency Preset Mode KHz Hz 1 480P 31 5 60 2 576P 31 25 50 3 720P 37 5 50 4 720P 45 60 5 1080P 56 25 50 6 1080P 67 5 60 ...

Страница 20: ...ent Jig equipment 3 Main PCB check process APC After Manual Insult executing APC 3 1 ADC Process 1 34UM67 doesn t need ADC process because it has only digital input like DisplayPort Dual link DVI and HDMI 3 2 EDID Process 3 2 1 EDID Download F W includes default EDID for All input ports aging on Mode If AC ON default EDID is automatically loaded to EEPROM Use HDMI 1 port to update serial number in...

Страница 21: ... Pattern R G B Gray 20 by connecting HDMI1 port Set as Warm 6500K by commanding COLOR_MODE_CHANGE Command code Process Gamma calibration and verify Warm 6500K Color adjustment Adjust to meet x y color coordinate as below and confirm Y 200 50 2 4 min 4 6min 6 8min 8 10min 10 30min 30min x 0 31 0 318 0 318 0 317 0 316 0 313 y 0 339 0 338 0 337 0 336 0 333 0 329 Save Warm 6500K Color by commanding CO...

Страница 22: ...T Wattage W Sleep mode Off Off Off White blinking 0 5 Off mode Off 0 5 5 Shipping condition No Item Content Outgoing Condition 비고 1 Outgoing Condition SOURCE HDMI follows final input Power S W OFF Monitor Block BRIGHTNESS 100 English Ger man French Spanish Ital ian Swedish Finnish Por tuguese Bra zil Polish R ussian Gree k Ukrainian Chinese Jap anese Korea n Ratio Wide COLOR TEMP PRESET PRESET CUS...

Страница 23: ...st command LENGTH 84 No Adjustment contents CMD hex ADR VAL hex Explanation 1 EEPROM ALL INITIAL E4 00 00 adjustment Initialization 2 EEPROM READ E7 Slave add At EEPROM Read 3 EEPROM WRITE E8 Slave add Data Write data at EEPROM 4 R GAIN 16 00 00 64 Tune Gain 5 G GAIN 18 00 00 64 6 B GAIN 1A 00 00 64 7 BRIGHT Backlight 10 00 00 64 Tune Analog Bright 8 FACTORY RESET F0 00 00 Factory reset 9 COLOR_MO...

Страница 24: ... HDMI2 APD command 0xF7 00 0x00 0x01 0x00 OFF 0x01 ON Module name 6 5 EEPROM Data Write 6 5 1 Siganl TABLE STOP A A A A A 50 6E 03 CMD ADH 84 n START ADL A CS A A Data_1 A Data_n A Delay 20m LEN 84h Bytes CMD E8h ADH E PROM Slave Address A0 A2 A4 A6 A8 AA AC AE Not 00h Reserved by Buffer To EEPROM 2 ADL E PROM Sub Address 00 FF 2 Data Write data Delay 20ms 6 5 2 Command Set No Adjustment contents ...

Страница 25: ...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 E PROM s specific area as unit of 128 80h byte 84h 2 6 6 4 EDID Write EEPROM access by using DDC...

Страница 26: ...BLOCK DIAGRAM Main 26 Copyright 2010 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 27: ...ining and service purposes LGE Internal Use Only 1 NO POWER No power issue Check JK400 PIN 4 Is IC500 PIN15 19V PIN16 5V CHECK ADAPTER CHECK IC500 Is IC501 PIN16 3 3V CHECK IC501 Is IC202 PIN95 PIN96 PULSE CHECK CRYSTAL X200 YES YES YES NO NO NO NO CHECK IC202 IC500 15 IC500 16 IC501 16 X200 ...

Страница 28: ...rvice purposes LGE Internal Use Only 2 NO RASTER OSD IS NOT DISPLAYED MAIN No Raster OSD is not displayed Check P203 PIN48 10V IC202 PIN95 96 12MHz CHECK IC402 PIN3 10V CHECK X200 Is IC202 PIN3 PULSE YES YES NO NO NO Trouble in cable or LCD module CHECK CONNECTION From DSUB TO IC202 ...

Страница 29: ...right reserved Only for training and service purposes LGE Internal Use Only 3 Trouble in DPM HDMI signal input Trouble in DPM IC202 PIN2 PIN3 CHECK PC PC is going to the DPM mode YES YES NO NO Trouble in IC202 Check HDMI or DP cable connection ...

Страница 30: ...acteristics 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 SAFETY NOTICE 910 900 400 310 300 200 520 710 510 540 920 930 1...

Страница 31: ...R108 10K READY R136 1K DP_RX1P HDMI1_RX2 DP_RX0P HDMI1_RX0 C104 68pF 50V READY D114 IP4283CZ10 TBA READY 3 GND_1 2 TMDS_CH1 4 TMDS_CH2 1 TMDS_CH1 5 TMDS_CH2 6 NC_1 7 NC_2 8 GND_2 9 NC_3 10 NC_4 DP_RX1P R109 1K HDMI1_RXC DP_RX2P HDMI1_HPD DP_RX3P HDMI1_DET HDMI1_RX2 3 3V_NORMAL HDMI1_RX1 HDMI1_RX1 DP_RX1N R152 1M HDMI1_5V HDMI1_RX2 HDMI1_RX0 R135 10K READY DP0_AUXP AR106 5 1 DP_RX2N DP0_AUXN C102 6...

Страница 32: ...8 AVDDL_DP 29 DP_RX2P 30 DP_RX2N 31 GND_5 32 DP_RX3P 33 DP_RX3N 34 AUXN 35 AUXP 36 NC_1 37 NC_2 38 NC_3 39 VDD_2 40 GND_6 41 GND_7 42 GND_8 43 AVDD_ADC 44 BIN0M 45 BIN0P 46 GIN0M 47 GIN0P 48 SOGIN0 49 RIN0M 50 RIN0P 51 HSYNC0 52 VSYNC0 53 AVDD_AUDIO_1 54 LINEIN_L0 55 LINEIN_R0 56 VRM_ADC 57 VAG 58 LINEOUT_L0 59 LINEOUT_R0 60 GND_9 61 EAROUT_L 62 EAROUT_R 63 AVDD_AUDIO_2 64 SPDIFO GPIO_A8 65 AUMCK ...

Страница 33: ... C327 0 1uF 16V L306 BLM18PG121SN1D C392 0 1uF 16V C329 0 1uF 16V C337 0 1uF 16V AVDD_MOD_PLL C336 0 1uF 16V C323 0 1uF 16V C335 0 1uF 16V C362 0 1uF 16V L311 BLM18PG121SN1D C358 0 1uF 16V C366 0 1uF 16V C359 0 1uF 16V C322 0 1uF 16V C393 1uF 10V READY C365 0 1uF 16V L314 BLM18PG121SN1D C347 0 1uF 16V L301 BLM18PG121SN1D 1 15V_VDD_DDR_B C331 0 1uF 16V C390 0 1uF 16V C301 100uF 16V READY C302 10uF ...

Страница 34: ...6K 1 29inch R423 18K 1 29inch AR400 10K AR401 10K Q400 2N7002KA G D S Q402 2N7002KA G D S R417 51K 29inch C422 10uF 10V 29inch R418 51K 5V_STANDBY C435 10uF 10V C436 0 1uF 50V PD_CTLZ_1 8V PD_CTLZ_1 15V R438 100 R439 100 C431 0 1uF 50V R440 10K READY R441 10K READY L404 NR5040T2R2N 1 8V_DDR2 ZD405 2 5V C432 0 1uF 16V C434 10uF 10V READY L403 NR5040T2R2N 1 15V_VDDC C428 10uF 10V READY C433 10uF 10V...

Страница 35: ...1 Q503 AOD2922 34inch G D S R524 270 1 C519 1uF 50V READY C539 10uF 10V 34inch R518 33 R546 33 34inch R513 100 R542 100 34inch R506 4 7K 1 R509 5 1K 1 R535 4 7K 1 34inch R538 5 1K 1 34inch IC501 MP3378 34inch 3 ISET 2 OSC 4 ADIM 1 GND 6 LED3 5 LED4 7 LED2 8 LED1 9 OVP 10 NC_1 11 NC_2 12 FB 13 AAM 14 VCC2 15 VIN2 16 SW_1 17 GND2_1 18 GND2_2 19 AGND 20 BST 21 SYNC 22 ISENSE 23 GATE 24 VIN1 25 VCC1 2...

Страница 36: ...R2 31 VDR1 32 NU_3 33 NU_4 34 BST1B 35 VSSP1_1 36 OUT1B_1 37 OUT1B_2 38 VDDP1_1 39 VDDP1_2 40 OUT1A_1 41 OUT1A_2 42 VSSP1_2 43 BST1A 44 VDD_3 45 GPO06 SDO0 NTEST 46 NMUTE GPIO16 47 GPIO01 SYNC 48 GPIO00 DCLK 49 EP Q603 2N3904S E B C VR600 ICVL0518100Y500FR_ OPT C620 390pF 50V R602 10K OPT 3 3V_NORMAL R615 4 7K AUD_MCLK R643 1K R638 4 7K C626 1uF 10V JP601 C635 1uF 10V OPT AMP_19V_ON R611 3 3 C645 ...

Страница 37: ......

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