LG 24MT47VC Скачать руководство пользователя | Manualshive

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LGE Internal Use Only

Copyright ©

LG Electronics. Inc. All right reserved.

Only for training and service purposes

5. No Audio

Trouble shooting : No Audio

Make sure you can’t hear any audio and

Device support the audio signal normally.

Check Speaker and

its wire connection (

P900)

and the resistance

Check Signal from IC900

L903, L904, L905, L906

Y

Replace IC900

N

1. Check Audio Amp(IC900)

Power

(19V, 3.3V)

Y

Replace IC1001(3.3V) or Adapter(19V)

N

Y

Check Signal from IC101

SDA/SCL

(C905, C907)

Y

Replace IC101

N

Replace connector or Speaker

N

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Содержание 24MT47VC

Страница 1: ...lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO CHASSIS MODEL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL SERVICE MANUAL MFL68920157 1508 REV00 24MT47VC 24MT47VC PZ 24MT47VC BZ LD51A LED TV ...

Страница 2: ...c All right 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 19 EXPLODED VIEW 20 SCHEMATIC CIRCUIT DIAGRAM APPENDIX ...

Страница 3: ... 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 metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a return path to the chassis the ...

Страница 4: ...n 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 prevent electrostatic charge b...

Страница 5: ...e 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 replaced...

Страница 6: ...ry Swiss Croatia Turkey Norway Slovenia Poland Ukraine Portugal Ireland Morocco Latvia Estonia Lithania Rumania Bulgaria Russia Slovakia Bosnia Serbia Albania Kazakhstan Belarus Macedonia Mon golia 4 Country Nordic option EU model only Denmark Finland Norway Sweden DTV MPEG2 4 DVB T2 8 countries UK Denmark Sweden Finland Norway Ireland Ukraine Kazakhstan DTV MPEG2 4 DVB C 39 countries UK Italy Ger...

Страница 7: ...ode Rate QPSK 1 2 2 3 3 4 5 6 7 8 16 QAM 1 2 2 3 3 4 5 6 7 8 64 QAM 1 2 2 3 3 4 5 6 7 8 DVB T2 Guard Interval Bitrate_Mbit s 1 4 1 8 1 16 1 32 1 128 19 128 19 256 Modulation Code Rate QPSK 1 2 2 5 2 3 3 4 5 6 16 QAM 1 2 2 5 2 3 3 4 5 6 64 QAM 1 2 2 5 2 3 3 4 5 6 256 QAM 1 2 2 5 2 3 3 4 5 6 DVB C Symbolrate 4 0Msymbols s to 7 2Msymbols s Modulation 16QAM 64 QAM 128 QAM and 256 QAM DVB S S2 symbolra...

Страница 8: ... 125 50 00 74 25 HDTV 1080I 7 1920 1080 27 00 24 74 25 HDTV 1080P 8 1920 1080 33 75 30 00 74 25 HDTV 1080P 9 1920 1080 56 250 50 148 5 HDTV 1080P 10 1920 1080 67 43 67 5 59 94 60 148 35 148 50 HDTV 1080P Component Video Color Format YcbCr 444 422 No Specification Remark Resolution H freq kHz V freq Hz Pixel clock MHz 1 720 480 15 730 59 940 13 500 SDTV DVD 480I 525I 2 720 480 15 750 60 000 13 514 ...

Страница 9: ...XX bin by clicking Read 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK 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 U...

Страница 10: ... port 3 3 2 CI Key Download 1 Set CI Key path Directory at Start Mac CI Download Programme 2 Set COM 1 2 3 4 115200 Baudrate 1 2 3 Click port connection button 1 4 Start CI Key Download Push the button 4 5 Check OK or NG 6 After completing download CI key values are increase by one automatically To write CI key next SET click CI key writing button 5 directly 7 Check whether the key was downloaded ...

Страница 11: ... 232C cable PC RS 232C port 3 Write Model Name Serial Number by use USB Port 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 equip ment 2 Setting of scan equipment operated by Manufacturing Technology Group 3 Serial number D L must be conformed when it is produced in production line because serial n...

Страница 12: ...Min 80 Typ 110 Warm Min 70 Typ 110 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 temperature Note Manual W B process using adjusts Remote control 1 After enter Service Mode by pushing ADJ key 2 Enter White Balance by pushing key at White...

Страница 13: ... Replace X100 N Check C400 Voltage Level 19V Check Power connector OK Replace Adapter Y N Y Check IC1001 L1003 Output Voltage Level 3 3V Replace IC1001 Recheck Y N Check X100 Clock 24MHz Replace IC102 Flash Memory Y Check IC403 Output Voltage Level 5V Replace IC403 Recheck Y N Check IC402 Output Voltage Level 1 15V Replace IC402 Recheck N Y ...

Страница 14: ...Check IC1001 Q1002 Replace LED Driver IC or FET Y N N Check Panel Power 12V P600 30 Check IC400 Output 12V Replace IC400 Recheck Y N Check Panel input Clock P600 9 10 Check IC101 Repair Main B D Y N Check FFC Cable for Damage or Open Conductors Check LED Driver Output 30 60V L1000 Replace T Con Board or Module Y Check IC101 Replace Main SOC N Check WLED_ENABLE High Y ...

Страница 15: ...n Check IC1001 Q1002 Replace LED Driver IC or FET Y N N Check Panel Power 5V P602 30 Check IC403 Output 5V Replace IC403 Recheck Y N Check Panel input Clock P602 10 11 Check IC101 Repair Main B D Y N Check FFC Cable for Damage or Open Conductors Check LED Driver Output 30 50V L1000 Replace T Con Board or Module Y Check IC101 Replace Main SOC N Check WLED_ENABLE High Y ...

Страница 16: ...nc All right reserved Only for training and service purposes 3 No Video Digital TV Check RF Cable Y 1 Check RF IC L2606 Power 3 3V 2 Check IC1001 L1003 Output voltage 3 3V Replace IC1001 Recheck Y N Check SCL SDA Line TU2601 1 2 Replace TU2601 or IC101 N ...

Страница 17: ...training and service purposes 4 No Video HDMI Replace Main Scaler IC101 Check input signal format Is it supported Check JK801 for proper connection or Damage Replace Connector Y N Check I2C Signal 15 16 JK801 Re Download EDID Data Y N Y Check HDMI Cable for Damage or Open Connector Y ...

Страница 18: ...ou can t hear any audio and Device support the audio signal normally Check Speaker and its wire connection P900 and the resistance Check Signal from IC900 L903 L904 L905 L906 Y Replace IC900 N 1 Check Audio Amp IC900 Power 19V 3 3V Y Replace IC1001 3 3V or Adapter 19V N Y Check Signal from IC101 SDA SCL C905 C907 Y Replace IC101 N Replace connector or Speaker N ...

Страница 19: ... 19 LGE Internal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes BLOCK DIAGRAM ...

Страница 20: ...d 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 300 200 120 900 401 540 910 810 305 LV1 A2 535 820 800 ...

Страница 21: ...mal R401 10K R434 100K 12V_Normal POWER_ON OFF1 C400 47uF 25V 105C C438 0 1uF 16V C418 0 1uF 16V 3 3V_ST R440 22K R413 2K OPT R438 100 R410 2K OPT 3 3V_ST JK400 KJA DC 1 0032 1 2 4 L400 4 7uH C419 0 1uF 16V D400 MMBD6100 A2 C A1 MULTI_ON LED_AMBER R414 10K L402 10uH R400 10K C429 0 1uF 16V JP401 1 15V_VDDC R416 75K 1 C423 22uF 6 3V C426 10uF 10V OPT C415 0 1uF 16V R417 2K OPT C410 0 47uF 16V OPT C...

Страница 22: ... 10031HR 30 FHD 5V Panel 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 R607 0 27 5 LVDS KEY_SDA RXA1 LED_AMBER RXACK R623 22 OPT R601 10K OPT C600 0 1uF 25V HD 12V Panel R610 330 OPT R606 270 OPT RXA0 RXA3 Q600 MMBT3904 NXP E B C RXB1 RXB0 R613 3 3K R603 4 7K OPT RXACK JP603 RXA0 KEY2 R615 5 6K FHD 5V Panel RXA2 P601 12507WR 12L OPT 1 2 3 4 5 6 7 8 9 10 11 12 ...

Страница 23: ...GREEN_1_INUT 2 HD_SYNC_SIGNAL_DETECTOR 4 GROUND1 1 RED_1_INPUT 6 GROUND2 5 BLUE_1_INPUT 7 RED_2_INPUT 8 GROUND3 9 GREEN_2_INPUT 10 GROUND4 11 BLUE_2_INPUT 12 VD_1_INPUT 13 VD_2_INPUT 14 VD_OUTPUT 15 BLUE_OUTPUT 16 CONTROL 17 COMPOSITE_SYNC_OUTPUT 18 COMPOSITE_VIDEO_INPUT 19 GREEN_OUTPUT 20 VCC 21 RED_OUTPUT 22 HD_OUTPUT 23 HD_2_INPUT 24 HD_1_INPUT DSUB_R VA710 20V DSUB R730 4 7K RGB SWITCH R723 10...

Страница 24: ...1 E B C R814 10K OPT 5V_HDMI_2 VA801 20V OPT D1 _HDMI2 HPD1 R828 10K MHL R812 10K HDMI PORT 1 VA811 20V HDMI PORT 2 HDMI_CEC 5V_Normal R811 33 HDMI PORT 2 CK _HDMI2 VA800 20V OPT C800 0 047uF 25V MHL VBUS_EN R809 47K HDMI PORT 1 VA804 OPT 3 3V_ST D0 _HDMI2 D2 _HDMI2 5V_DET_HDMI_2 3 3V_Normal CK _HDMI2 R802 47K HDMI PORT 1 VA808 20V OPT D0 _HDMI1 R830 10K MHL D802 1 IP4283CZ10 TBA OPT ESD_HDMI_NXP ...

Страница 25: ...07WR 06L UPSIDE WAFER LGD FHD CMI 23 6 1 2 3 4 5 6 7 R1002 10K 1 16W CMI_29 R1040 0 LGD FHD CMI23 6 HD CMI23 6 FHD R1022 1 5 6K 1 CMI_29 C1025 0 047uF 25V LGD FHD CMI 23 6 R1042 0 LGD FHD CMI23 6 FHD M1008 Q1000 MMBT3904 NXP CMI_29 E B C R1024 1 3K 1 CMI_29 C1021 1000pF 50V C1023 1uF 25V L100 500 R1009 3 3 1 16W CMI_29 C1010 330pF 50V CMI_29 C1025 1 0 1uF 25V CMI_29 MULTI_ON R1012 51K 1 8W 1 CMI_2...

Страница 26: ...QML C16 B_DDR3_DQMU D21 B_DDR3_DQSBL C18 B_DDR3_DQSBU C17 B_DDR3_DQL 0 A20 B_DDR3_DQL 1 A16 B_DDR3_DQL 2 C19 B_DDR3_DQL 3 C15 B_DDR3_DQL 4 C20 B_DDR3_DQL 5 C14 B_DDR3_DQL 6 B21 B_DDR3_DQL 7 B15 B_DDR3_DQU 0 F18 B_DDR3_DQU 1 D19 B_DDR3_DQU 2 D17 B_DDR3_DQU 3 E21 B_DDR3_DQU 4 E19 B_DDR3_DQU 5 D20 B_DDR3_DQU 6 D18 B_DDR3_DQU 7 F20 ZQ E9 A MDQU7 A MDQU6 A MDQU2 A MDQU5 A MDQU4 A MDQU0 A MDQU3 A MDQU1 ...

Страница 27: ...A 8 GND GND CI_TS_SYNC CI_OE CI_MDI 0 C1900 2pF 50V CI_SLOT GND GND R1907 33 CI_SLOT REG CI_CD1 R1908 10K CI_SLOT 5V_CI_ON CI_IORD R1906 33 CI_SLOT R1917 47 CI_SLOT CI_TS_DATA 7 CI_TS_DATA 1 CI_MDI 6 CI_TS_DATA 2 R1903 47 CI_SLOT CI_MCLKI CI_TS_DATA 4 C1901 0 1uF 16V CI_SLOT CI_TS_VAL AR1901 33 CI_SLOT P1900 10067972 000LF CI_SLOT EAG41860102 G1 G2 57 21 52 16 10 47 41 5 36 59 23 45 54 18 49 43 13...

Страница 28: ... 1uF 16V T2_OR_CHINA COLOMBIA R2622 0 CHINA_NOT COLOMBIA_NOT C2605 0 1uF 50V EU R2606 0 EU R2626 0 CHINA_NOT COLOMBIA_NOT R2625 0 CHINA_NOT COLOMBIA_NOT C2500 0 1uF 16V CHINA COLOMBIA FE_TS_CLK R2628 0 CHINA_NOT COLOMBIA_NOT C2622 22uF 10V TU_GND_A R2619 220 CHINA COLOMBIA TU_GND_B 1 2V_DEMOD C2633 1000pF 630V CHINA R2624 22K 1 T2_OR_CHINA COLOMBIA R2630 0 CHINA_NOT COLOMBIA_NOT C2601 0 1uF 16V T2...

Страница 29: ...5 0 1uF 50V LNB C2708 10uF 25V LNB C2706 10uF 25V LNB A_GND LNB_TX D2704 1 40V LNB_SX34 L2700 BLM18PG121SN1D LNB IC2700 A8303SESTR T LNB ALLEGRO 1 VCP 3 NC_1 7 SCL 9 ADD 10 TONECTRL 11 TCAP 12 ISET 13 VREG 14 GND 15 VIN 16 LX 17 GNDLX 18 NC_2 19 NC_3 20 BOOST 5 TDO 8 SDA 6 IRQ 4 TDI 2 LNB 21 EP GND D2703 40V LNB_SMAB34 SMAB34 DEMOD_SDA IC2700 1 DT1803 LNB DMB 1 NC_1 3 NC_2 7 SCL 9 ADD 10 TONECTRL ...

Страница 30: ...N SC1_G C2821 10uF 16V SCART SC1_ID SC1_B R2860 2 2K SCART SC1_R R2869 10K SCART SCART1_DET R2814 15K SCART SC1_CVBS_IN R2864 470K OPT COMP_L_IN C2823 33pF 50V SCART R2867 33K SCART COMP_R_IN D2818 5 6V OPT R2868 10K SCART D2816 20V SCART R2808 10K C2820 330pF 50V SCART VA2800 5 6V OPT IC2801 AZ4580MTR E1 SCART 3 IN1 2 IN1 4 VEE 1 OUT1 5 IN2 6 IN2 7 OUT2 8 VCC 19V R2819 12K SCART D2812 20V SCART R...

Страница 31: ...C3463 0 033uF 50V C3479 0 1uF 50V Q3450 MMBT3904 NXP E B C 19V C3480 2200pF 50V OPT C3452 0 1uF 16V SPK_R C3468 0 033uF 50V C3470 330pF 50V C3478 0 1uF 50V SPK_L R3460 18 AMP_MUTE C3465 0 1uF 50V C34611uF 25V C3451 0 1uF 16V AMP_SDA 3 3V_ST R3451 10K C3477 0 1uF 50V AUD_LRCK C3481 2200pF 50V OPT C3474 0 47uF 50V C3482 2200pF 50V OPT JP3406 C3453 0 1uF 16V R3419 220K OPT HP_DET C3460 0 1uF 16V HP_L...

Страница 32: ...IORD_N GPIO116 W20 PCMIOWR_N GPIO114 V21 PCMIRQA_N GPIO110 Y18 PCMOE_N GPIO118 T16 PCMREG_N GPIO128 R17 PCM_RESET GPIO134 T18 PCMWAIT_N GPIO105 W16 PCMWE_N GPIO198 U15 TS0CLK GPIO92 V10 TS0DATA 0 GPIO82 T14 TS0DATA 1 GPIO83 T13 TS0DATA 2 GPIO84 U13 TS0DATA 3 GPIO85 V15 TS0DATA 4 GPIO86 U12 TS0DATA 5 GPIO87 V13 TS0DATA 6 GPIO88 U14 TS0DATA 7 GPIO89 T11 TS0SYNC GPIO91 T12 TS0VALID GPIO90 V12 TS1CLK ...

Страница 33: ...0 1uF 16V MODEL_OPT_4 ZD201 2 5V 3 3V_Normal IC101 1 LGE2134 256M 256SCALER AUVRM U3 GND_1 A6 GND_2 A13 GND_3 A15 GND_4 A18 GND_5 B12 GND_6 B14 GND_7 B16 GND_8 B17 GND_9 B19 GND_10 B20 GND_11 C9 GND_12 C10 GND_13 C21 GND_14 D9 GND_15 E20 GND_16 F9 GND_17 F11 GND_18 F13 GND_19 F15 GND_20 F17 GND_21 F19 GND_22 F21 GND_23 G8 GND_24 G9 GND_25 G10 GND_26 G11 GND_27 G12 GND_28 G13 GND_29 G14 GND_30 G15 ...

Страница 34: ......

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