LG 26LT360C Скачать руководство пользователя страница 1

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Printed in Korea

P/NO : MFL67368106 (1205-REV00)

CHASSIS : LD2AC

MODEL : 37LT360C

37LT360C-ZA

CAUTION

BEFORE SERVICING THE CHASSIS,

READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

LED LCD 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

Содержание 26LT360C

Страница 1: ...EL 37LT360C 37LT360C ZA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED LCD 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 ...

Страница 2: ...nc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 TROUBLESHOOTING GUIDE 15 BLOCK DIAGRAM 20 EXPLODED VIEW 21 SCHEMATIC CIRCUIT DIAGRAM ...

Страница 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...

Страница 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...

Страница 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...

Страница 6: ...cation No Item Specification Remarks 1 Market EU PAL Market 36Countries DTV Analog Total 36 countries DTV MPEG2 4 DVB T 36 countries UK Italy Germany France Spain Sweden Finland Netherlands Belgium Luxemburg Greece Denmark Czech Austria Hungary Swiss Croatia Turkey Norway Slovenia Poland Ukraine Portugal Ireland Morocco Latvia Estonia Lithania Rumania Bulgaria Russia Slovakia Bosnia Serbia Albania...

Страница 7: ...ungary Bulgaria CI Switzerland UPC Cablecom Netherland Ziggo Germany KDG CWB Finland labwise 13 RS232C 1EA Interactive mode support 5 Video resolutions 2D 5 1 Component Input Y CB PB CR PR No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed 1 720 480 15 73 60 00 13 5135 SDTV DVD 480I 2 720 480 15 73 59 94 13 50 SDTV DVD 480I 3 720 480 31 50 60 00 27 027 SDTV 480P 4 720 480 31 47 59 94 27 0...

Страница 8: ...ed Remark PC DVI DDC 1 640 350 31 468 70 09 25 17 EGA X 2 720 400 31 469 70 08 28 32 DOS O 3 640 480 31 469 59 94 25 17 VESA VGA O 4 800 600 37 879 60 31 40 00 VESA SVGA O 5 1024 768 48 363 60 00 65 00 VESA XGA O 6 1280 768 47 776 59 870 79 50 CVT WXGA Х 7 1360 768 47 712 60 015 85 50 VESA WXGA O 8 1280 1024 63 981 60 020 108 0 VESA SXGA O 9 1600 1200 75 00 60 00 162 0 VESA UXGA X 10 1920 1080 67 ...

Страница 9: ...fter downloading check OK message USB DOWNLOAD 1 Put the USB Stick to the USB socket 2 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 USB data is automatically detecting 3 Show the message Copying files from memory 4 Updating is starting 5 Updating Completed The TV will restart automatically...

Страница 10: ...the mode of White Balance the pattern will come out Auto control interface and directions 1 Adjust in the place where the influx of light like floodlight around is blocked illumination is less than 10 lux 2 Adhere closely the Color analyzer CA210 to the module less than 10 cm distance keep it with the surface of the Module and Color analyzer s prove vertically 80 100 3 Aging time After aging start...

Страница 11: ...trolled Check sum 4 4 1 Auto Download After enter Service Mode by pushing ADJ key Enter EDID D L mode Enter START by pushing OK key Caution Never connect HDMI D sub Cable when EDID downloaded EDID data and Model option download RS232 4 4 2 Manual Download Caution 1 Use the proper signal cable for EDID Download Analog EDID Pin3 exists Digital EDID Pin3 exists 2 Never connect HDMI D sub Cable at the...

Страница 12: ...1E 66 21 50 B0 51 00 1B 30 50 40 70 36 00 A0 5A 00 00 00 1E 00 00 00 FD 00 3A 60 3E 1E 53 10 00 0A 20 20 20 20 20 20 d 70 d 00 e 80 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF 90 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF A0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF B0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF C0 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF D0 FF FF FF FF F...

Страница 13: ...hod notice 1 Serial number D L is using of scan equipment 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 number D L is mandatory by D book 4 0 Manual Download Model Name and Serial Number If the TV set is downloaded by OTA or Service man sometimes model name or serial number is initi...

Страница 14: ...LGset 1 Check the method of CI Key value a Check the method on Instart menu b Check the method of RS232C Command 1 Into the main ass y mode RS232 aa 00 00 2 Check the key download for transmitted command RS232 ci 00 10 3 Result value Normally status for download OKx Abnormally status for download NGx 2 Check the method of CI key value RS232 1 Into the main ass y mode RS232 aa 00 00 2 Check the mot...

Страница 15: ... 15 LGE Internal Use Only Copyright LG Electronics Inc All rights reserved Only for training and service purposes TROUBLE SHOOTING 1 Check the booting Voltage 2 Digital TV Video ...

Страница 21: ...any electrical and mechanical parts in this chassis have special safety related 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 X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of ma...

Страница 22: ...GPIO77 Y13 TS0DATA_ 1 GPIO78 Y11 TS0DATA_ 2 GPIO79 AA12 TS0DATA_ 3 GPIO80 AB12 TS0DATA_ 4 GPIO81 AA14 TS0DATA_ 5 GPIO82 AB14 TS0DATA_ 6 GPIO83 AA13 TS0DATA_ 7 GPIO84 AB11 TS1CLK GPIO98 AC15 TS1VALID GPI96 AD15 TS1SYNC GPIO97 AC16 TS1DATA_ 0 GPIO88 AD16 TS1DATA_ 1 GPIO89 AE15 TS1DATA_ 2 GPIO90 AE14 TS1DATA_ 3 GPIO91 AC13 TS1DATA_ 4 GPIO92 AC14 TS1DATA_ 5 GPIO93 AD12 TS1DATA_ 6 GPIO94 AD13 TS1DATA_ ...

Страница 23: ...2 VSYNC0 R3 RIN0P N2 RIN0M P3 GIN0P N3 GIN0M N1 BIN0P M3 BIN0M M2 SOGIN0 M1 HSYNC1 V2 VSYNC1 V3 RIN1P U3 RIN1M U2 GIN1P T1 GIN1M T2 BIN1P R2 BIN1M R1 SOGIN1 T3 HSYNC2 AA2 RIN2P Y2 RIN2M AA3 GIN2P W2 GIN2M Y3 BIN2P V1 BIN2M W3 SOGIN2 W1 CVBS0 AA8 CVBS1 Y4 CVBS2 W4 CVBS3 AA5 CVBS4 Y5 CVBS5 AA4 CVBSOUT0 Y6 CVBSOUT1 AA1 VCOM AB4 VIFP AC4 VIFM AD3 IP AC3 IM AE3 SIFP AD4 SIFM AC5 IF_AGC AD2 RF_AGC AE2 I...

Страница 24: ...R_OUT 0 POWER_20_A_DIM R453 3 5V_ST 12V 15V 11K 1 R607 BLM18PG121SN1D L403 BLM18PG121SN1D L425 6 8K OPT R418 CIS21J121 L407 1 0 1uF 16V C441 24V CIS21J121 L404 1 0 POWER_22_A_DIM R485 10K R434 POWER_ON OFF_1 4 7K R406 12K 1 R423 15K R436 1 16W 27K 1 R442 1 16W 4 3K 1 R457 1 16W 4 7K 1 R456 TJ3940S 2 5V 3L IC402 1 GND 2 VOUT 3 VIN 0 1uF 50V C413 0 R608 0 R400 OPT FB_CORE THERMAL TPS54327DDAR IC401 ...

Страница 25: ...F C2401 1 5K R2414 3 5V_ST JP2410 22 R2428 10K 1 R2404 JP2403 KEY1 47K R2426 IR 0 1uF 16V C2410 OPT KEY2 JP2409 100 R2401 AMOTECH 5 6V D2401 5 6V D2405 BLM18PG121SN1D L2401 BLM18PG121SN1D L2402 BLM18PG121SN1D L2403 22 IR_OUT R36 1K IR_OUT R39 3 5V_ST 1K IR_OUT_EU_ASIA R37 3 5V_ST 47K IR_OUT R40 IR_OUT 10K IR_OUT_EU_ASIA R38 0 R41 IR_OUT_Brazil_USA 0 1uF 16V OPT C2411 JP2404 JP2405 JP2406 12507WR 1...

Страница 26: ...2191DSG EAN61849601 IC1450 3 IN_2 2 IN_1 4 EN 1 GND 5 FLG 6 OUT_1 7 OUT_2 8 NC CIS21J121 L1451 1 5V_USB 10uF 10V C1452 USB1_OCD SIDE_USB_DM 0 1uF C1453 4 7K OPT R1455 SIDE_USB_DP 3 3V_Normal 22uF 16V C1451 47 R1451 USB DOWN STREAM 3AU04S 345 ZC H LG JK1450 USB_Commercial LED 1 2 3 4 5 1 8W 2K 5 R1458 1 8W 2K 5 R1459 USB DOWN STREAM 3AU04S 305 ZC LG USB_LK437 ONLY JK1450 1 1 2 3 4 5 20101023 GP2R U...

Страница 27: ...023302 JK802 HDMI_1 14 13 5 D1_GND 20 SHIELD 12 11 2 D2_GND 19 18 10 CK 4 D1 1 D2 17 9 D0 8 D0_GND 3 D2 16 7 D0 6 D1 15 CK _HDMI2 0 1uF 16V C805 OPT 5V_DET_HDMI_1 GND 10K R830 D0 _HDMI2 CK _HDMI1 0 1uF 16V C802 D1 _HDMI1 DDC_SDA_4 AVRL161A1R1NT OPT D803 0 R841 1K R897 68K OPT R857 10K R807 1K R895 D1 _HDMI4 3 3K R835 DDC_SCL_2 0 1uF 16V C803 5V_HDMI_4 HDMI_ARC D2 _HDMI4 HDMI_CEC D2 _HDMI2 5V_HDMI_...

Страница 28: ..._9 H9 NC_1 J1 NC_2 J9 NC_3 L1 NC_4 L9 NC_7 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSSQ_4 D8 VSSQ_5 E2 VSSQ_6 E8 VSSQ_7 F9 VSSQ_8 G1 VSSQ_9 G9 10uF C1246 K4B1G1646G BCH9 IC1201 1 DDR_1333_SS_NEW 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...

Страница 29: ...IF_AGC 8 CVBS 3 SCL 7 1 8V 6 SIF 12 SHIELD TDSS H101F TU3700 1 SI2176_ATSC_1INPUT_H 5 B1 3 3V 11 DIF N 2 RESET 10 DIF P 4 SDA 1 NC 9 IF_AGC 8 CVBS 3 SCL 7 B2 1 8V 6 SIF 12 SHIELD 22uF 25V C3705 AZ1117BH 1 8TRE1 IC3703 1 ADJ GND 2 OUT 3 IN 1K R3741 1K R3740 470 R3755 1 16W 1 5 R3766 220 R3752 220 R3751 0 ASIA R3785 2K R3782 OPT 0 ASIA R3786 0 NON_ASIA R3783 0 OPT R3756 0 OPT R3775 TDSS G201D TU3700...

Страница 30: ..._LRCK 10uF 10V OPT C511 1uF 25V C534 0 1uF 50V C538 390pF 50V C531 10 0uH L503 1000pF 50V C505 MLB 201209 0120P N2 L501 10uF 35V C524 22000pF 50V C527 0 1uF 50V C539 3 5V_ST SPK_R 33pF 50V C509 AMP_MUTE 100pF 50V C503 1N4148W 100V OPT D501 AMP_SDA 0 1uF 16V C508 10uF 10V C515 10uF 10V NOISE_IMPR C506 SPK_R 3 3V_Normal 390pF 50V C532 AUD_LRCH 12 R513 AUD_SCK 3 3 OPT R507 SPK_R 1000pF 50V C504 10uF ...

Страница 31: ...3 5V_ST 220pF 50V OPT C1608 120 ohm L1603 EU_OPT 470K R1607 EU_OPT 12V 15V 12V 15V 0 1uF 50V EU_OPT C1623 30V OPT D1603 SCART1_Lout 33K EU_OPT R1665 3 9K EU_OPT R1629 12K R1630 EU_OPT 30V OPT D1602 2 2K EU_OPT R1656 15K EU_OPT R1642 4700pF EU_OPT C1619 2 2K EU_OPT R1655 5 6K EU_OPT R1657 470K OPT R1661 5 6K EU_OPT R1658 SCART1_MUTE 75 R1608 EU_OPT 47pF 50V EU_OPT C1604 33pF EU_OPT C1654 DTV MNT_R_...

Страница 32: ...DSUB_B 10K R1146 75 R1133 30V D1112 1K R1147 22 R1143 5V_Normal 75 R1137 RGB_DDC_SCL 68pF 50V OPT C1126 18pF 50V C1127 75 R1135 22 R1141 5 6V OPT D1116 30V D1109 SPG09 DB 010 JK1104 1 RED 2 GREEN 3 BLUE 4 GND_1 5 DDC_GND 6 RED_GND 7 GREEN_GND 8 BLUE_GND 9 NC 10 SYNC_GND 11 GND_2 12 DDC_DATA 13 H_SYNC 14 V_SYNC 15 DDC_CLOCK 16 SHILED DSUB_G 5 6V D1117 OPT ENKMC2838 T112 D1115 A1 C A2 DSUB_R DSUB_VS...

Страница 33: ..._OUT C55 0 1uF C1103 3 3uF 50V PSU_POWER_OUT C54 CDS3C30GTH 30V D1107 OPT 100 R1124 EXT_12V MBRA340T3G PSU_POWER_OUT D50 12V SPG09 DB 009 JK1101 1 2 3 4 5 6 7 8 9 10 100 R1123 1K R1100 BAP70 02 50V D1100 3 5V_ST 1 10W 150K PSU_POWER_OUT R51 1 8W 200K 1 PSU_POWER_OUT R53 12V EXT_12V 22uF 16V POWER_OUT C64 22uF 16V POWER_OUT C63 CB3216PA501E POWER_OUT L54 EXT_PWR_DET 0 1uF 16V OPT C56 1uF 16V POWER_...

Страница 34: ...70 ohm HD L701 20110324 GP3_S7LR LVDS_LARGE 11 RXA1 RXA0 RXBCK RXA2 RXA2 RXA2 RXA2 Pol change RXBCK RXB4 LVDS_SEL RXB1 RXA3 RXB1 RXB3 RXACK RXBCK 30Pin LVDS Connector For HD 60Hz_Normal RXB3 RXA0 LVDS for large inch RXA3 RXA1 RXB0 RXA2 RXACK RXBCK RXACK RXA0 RXB2 RXB3 RXBCK RXACK RXA2 RXB4 RXB2 RXBCK RXA3 RXB2 RXA4 RXB2 RXB1 RXB2 S h i f t Change in S7LR RXA1 Pol change RXB4 RXB4 RXBCK RXB4 RXB0 R...

Страница 35: ...SCK 3 5V_ST KRC103S Q1401 OPT E B C 3 5V_ST 0 1uF C1401 4 7K R1404 OPT SPI_CS SPI_SDO MX25L8006EM2I 12G IC1401 S_FLASH_MAIN_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC 33 R1405 10K R1403 OPT SPI_SDI FLASH_WP 0 OPT R1401 W25Q80BVSSIG IC1401 1 S_FLASH_MAIN_WINBOND 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7 HOLD IO3 8 VCC 3 5V_ST SFLASH 20110324 13 GP3_S7LR Copyright 2012 LG E...

Страница 36: ...SS 18 AGND 19 SEMAX 20 SEDIFF 21 VOLUME 22 HP LINE 23 SE BTL 24 ROUT EXT_SPK_L 009 X24 22uF 16V EXT_SPK C1835 1uF 25V EXT_SPK C1837 100 EXT_SPK R1847 3 3K EXT_SPK R1849 1K EXT_SPK R1848 100 EXT_SPK R1850 4 7K EXT_SPK R1852 100 EXT_SPK R1853 10K EXT_SPK R1851 0 EXT_SPK R1846 1K EXT_SPK R1845 0 1uF EXT_SPK C1836 BLM18PG121SN1D L1800 RJP 0 RJP_PROTECTION R1837 5 1K RJP_PROTECTION R1833 5 1K RJP_PROTE...

Страница 37: ... 47 R1902 REG CI_MDI 7 CI_ADDR 13 GND PCM_OE CI_MDI 3 CI_MDI 4 PCM_A 4 2 2K R1922 TOSHIBA TC74LCX244FT 0ITO742440D IC1902 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_REG CI_MDI 2 5V_Normal CI_MDI 0 CI_MCLKI CI_MIVAL_ERR 33 AR1904 0 OPT R1910 PCM_A 5 PCM_CE 22K R1914 CI_MDI 7 PCM_A 2 CI_MISTRT 33 AR1905 47 R1...

Страница 38: ......

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