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LG Electronics 50PT490B-SA инструкция обслуживания

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Похожие руководства по эксплуатации

Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации LG Electronics 50PT490B-SA. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции LG Electronics 50PT490B-SA или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции LG Electronics 50PT490B-SA можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций LG Electronics 50PT490B-SA, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции LG Electronics 50PT490B-SA должна находится:
- информация относительно технических данных устройства LG Electronics 50PT490B-SA
- название производителя и год производства оборудования LG Electronics 50PT490B-SA
- правила обслуживания, настройки и ухода за оборудованием LG Electronics 50PT490B-SA
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск LG Electronics 50PT490B-SA это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок LG Electronics 50PT490B-SA и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта LG Electronics, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания LG Electronics 50PT490B-SA, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства LG Electronics 50PT490B-SA, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции LG Electronics 50PT490B-SA. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    PLASMA TV SER VICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CHASSIS : PB1 1K MODEL : 50PT490B 50PT490B-SA MODEL : 50PT490B 50PT490B-SD North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com Internal Use Only Printed in Korea P/NO : MFL[...]

  • Страница 2

    - 2 - LGE Internal Use Only Copyright ©2011 LG Electronics Inc. All rights reserved. Only for training and service purposes CONTENTS CONTENTS ...................................................................................................................... ......... 2 SAFETY PRECAUTIONS .........................................................[...]

  • Страница 3

    - 3 - LGE Internal Use Only Copyright ©2011 LG Electronics Inc. All rights reserved. Only for training and service purposes SAFETY PRECAUTIONS Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by i n the Schematic Diagram and Exploded View. It is essential that these specia[...]

  • Страница 4

    - 4 - LGE Internal Use Only Copyright ©2011 LG Electronics Inc. All rights reserved. Only for training and service purposes SPECIFICA TION NOTE : Specifications and others are subject to change without notice for improvement . 1. Application Range (1) This spec sheet is applied all of PDP TV with PB11K chassis. 2. Specification Each part is tested[...]

  • Страница 5

    - 5 - LGE Internal Use Only Copyright ©2011 LG Electronics Inc. All rights reserved. Only for training and service purposes 4. General Specification No Item Specification Remark 1. Receiving System 1) SBTVD / NTSC / PAL-M / PAL-N PW350B, PV550B, PT250B, PT350B 2) DVB-T PW350E, PV550E, PT250E, PT260E 2. Available Channel 1) VHF : 02~13 PW350B, PV55[...]

  • Страница 6

    - 6 - LGE Internal Use Only Copyright ©2011 LG Electronics Inc. All rights reserved. Only for training and service purposes ADJUSTMENT INSTRUCTION 1. Application Range This spec. sheet applies to PB11K Chassis applied PDP TV all models manufactured in TV factory. 2. Specification (1) Because this is not a hot chassis, it is not necessary to use an[...]

  • Страница 7

    5. Factory Adjustment PU11A / PB11A : USE INTERNAL ADC(S7R) : using internal pattern. 5-1. Auto Adjust Component 480i/1080p RGB 1080p (1) Summary : Adjustment component 480i/1080i and RGB 1080p is Gain and Black level setting at Analog to Digital converter, and compensate the RGB deviation (2) Using instrument 1 ) Adjustment remocon, 801GF(802B, 80[...]

  • Страница 8

    * Edid data and Model option download(RS232) 5-5. Manual Download (1) Write HDMI EDID data 1) Using instruments - Jig. (PC Serial to D-Sub connection) for PC, DDC adjustment. - S/W for DDC recording (EDID data write and read) - D-sub jack - Additional HDMI cable connection Jig. 2) Preparing and setting. - Set instruments and Jig. Like pic.5), then [...]

  • Страница 9

    HDMI-3 EDID table(2D HD) - North America & South Centural America (PT350B, PT250B/E, PT260E/PT490/U/R) RGB EDID table(2D HD) - North America & South Centural America (PT350B, PT250B/E, PT260E/PT490/U/R) * See Working Guide if you want more information about EDID communication. 5-6. Adjustment Color T emperature (White balance) (1) Using Ins[...]

  • Страница 10

    V RS-232C COMMAND(Commonly apply) O wb 00 00”: Start Auto-adjustment of white balance. O “wb 00 10”: Start Gain Adjustment (Inner pattern) O “jb 00 c0” : O … O “wb 00 1f”: End of Adjustment * If it needs, offset adjustment (wb 00 20-start, wb 00 2f- end) O “wb 00 ff”: End of white balance adjustment (inner pattern disappear) V A[...]

  • Страница 11

    6. T est of RS-232C control. - Press In-Start button of Service Remocon then set the “4.Baud Rate” to 115200. Then check RS-232C control and 7. Selection of Country option. - Selection of country option is allowed only North American model (Not allowed Korean model). It is selection of Country about Rating and Time Zone. (1) Models: All models [...]

  • Страница 12

    10-3. T emperature Threshold V Threshold Down Low 20 V Threshold Up Low 23 V Threshold Down High 70 V Threshold Up High 75 1 1. T ouch Pen Operating check (Pen touch model only) - applied model : 50PT490B / 50PT490E / 60PZ850B (1) Press Pen mode hot key to insert check mode in POWER ONLY condition. (Green Pen mode key on center of remocon) (2) Pen [...]

  • Страница 13

    - 13 - LGE Internal Use Only Copyright ©2011 LG Electronics Inc. All rights reserved. Only for training and service purposes BLOCK DIAGRAM[...]

  • Страница 14

    - 14 - LGE Internal Use Only EXPLODED VIEW 200 580 300 400 120 209 240 590 201 501 520 601 206 205 204 203 202 602 304 302 303 301 305 207 570 900 208 920 910 Many 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 tha[...]

  • Страница 15

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. PCM_A[3] PCM_A[0] PCM_A[1] PCM_A[2] PCM_A[4] PCM_A[6] PCM_[...]

  • Страница 16

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. D2-_HDMI4 C249 1uF DDC_SCL_3 R227 1M P_SDA C243 2.2uF AMP_[...]

  • Страница 17

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. S7M_POWER_BLOCK +3.3V_ST L324 BLM18SG121TN1D 0.1uF C343 16[...]

  • Страница 18

    THERMAL THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. 0.1uF C536 16V C563 15pF 50V C565 10uF 16V[...]

  • Страница 19

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. C686 0.01uF EXTERNAL_DEMOD R622 100 EXTERNAL_DEMOD TUNER_I[...]

  • Страница 20

    THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. L702 10.0uH R704 10K READY L701 10.0uH /AMP_RESET [...]

  • Страница 21

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. HDMI 5V_DET_HDMI_2 R844 22 HDMI2 R841 1.8K HDMI2 GND C803 [...]

  • Страница 22

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. R945 10K C927 0.1uF 16V DSUB_DET +3.3V_ST MDS62110209 M1 R[...]

  • Страница 23

    Fiber Optic THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. D1000 5.6V ADMC5M03200L_AMODIODE R1092 82 READ[...]

  • Страница 24

    USB DOWN STREAM THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. USB1_DM_to_MAIN +3.3V R1129 10K SIDE USB D[...]

  • Страница 25

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. B-MDQU5 B-MCKE C1214 0.1uF B-TMDQU5 C1244 0.1uF VCC_1.5V_D[...]

  • Страница 26

    THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGIT CAN TUNER TUNER_IF_N TUNER_IF_P C1313 62pF 50V +5V_TU[...]

  • Страница 27

    THERMAL THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. DDR_A[6] DDR_A[4] DDR_A[7] DDR_A[11] DDR_A[10] DDR[...]

  • Страница 28

    [...]

  • Страница 29

    ATSC  Group  GP2 ‐ R  Team Great Company Great People GP2-R Training manual GP2-R Training manual Contents -B l o c k D i a g r a m - System Design - Trouble Shoot ing Guide[...]

  • Страница 30

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only Block Diagram – Overview() S7L IR CVBS RS-232C UART UART DEMOD DEMOD CVBS(ATV) Serial_TS(SBTVD) X-tal (24MHz) NAND Flash Serial Flash DDR3 IF COMP1 COMP2 Y/Cb/Cr Y/Cb/Cr R/G/B RGB-PC Rear AV CVBS Side AV CVBS AV1,2 L/R COMP 1,2[...]

  • Страница 31

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7L S7L WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S TAS5709 TAS5709 AV1 AV1_LR COMP1_L R COMP2_L R RGB_[...]

  • Страница 32

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only Reset Design TAS5709 (AMP) Demodulato r GPIO Reset Active Low S7 (Main Soc) H/W Reset Active High Tuner GPIO Reset Active Low GPIO Reset Active Low[...]

  • Страница 33

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only S7 Power Sequence Appendix  Power Up Sequence Time Power XTAL 3.3V AVDD_DMPLL Reset (HI Active) 1.5V/1.8V with Other Power 1.26V t 1 t 3 3.3V VDDP t 4 t 2 Note: 3.3V_AVDD_MPLL (AVDD_DMPLL) 1.05V (VDDC) 3.3V_VDDP (VDDP) 1.5V/1.[...]

  • Страница 34

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only S7 Power Sequence Appendix Time Description Min Typ. Max Uni t t 1 XTAL stable to Reset falling 5 ― ― ms t 2 Reset pulse width 5 ― ― ms t 3 1.26V to Reset falling 5 ― ― ms t 4 3.3VDDP to Reset falling 5 ― ― ms [...]

  • Страница 35

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only S7 Power Sequence # t2 : Reset Puls e Width : 40ms Æ OK[...]

  • Страница 36

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only a) AC On b) DC(Remocon) On 1 :X-tal 2 : 3.3V 3 : 1.26V 4 : Reset S7 Power Sequence 1 :X-tal 2 : 3.3V 3 : 1.26V 4 : Reset # t1 : Reset Puls e Width : 400ms Æ OK # t3 : Reset Puls e Width : 400ms Æ OK # t4 : Reset Puls e Width : [...]

  • Страница 37

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only GP2-R I2C MAP AMP TAS5709 0x36 AMP TAS5709 0x36 TGPIO2/I2C_CLK TUNER LGIT HN(LGT10) 0xC2(PLL)/0x10(Analog Demod) TUNER LGIT HN(LGT10) 0xC2(PLL)/0x10(Analog Demod) TGPIO3/I2C_SDA (R3) (T3) TGPIO0 TGPIO1 (U1) (U2) NVRAM 0xA0 NVRAM [...]

  • Страница 38

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only Module Rom download UART Input MOD_ROM_RX 50 SIDE_CVBS Aut o link Input SIDE_CVBS_DE T TCON8/CS2 /FLK3 Compnent2 Auto link Input COMP2_DET 176 AV_CVBS Auto link Input AV_ CVBS_DET 17 Demodulator Reset Output DEMOD_RE SET 16 TUNER[...]

  • Страница 39

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only IC101 S7L Regulator IC P_17V IC502 MP2212DN +5V_TU IC700 TAS5709 1 2 5 6 17 8 16V_ Audio +5V AC_DET M_ON 5Vst RL_ON 16 7 14 13 15 $0.72 +5V_ST IC500 AP2121N USB Optic L507 L501 P_+5V IC507 MP8706EN L505 +3.3V_AU_AVDD +3.3V_DVD D [...]

  • Страница 40

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 1. Power-Up Boot Fail Trouble Shooting 2. No OSD Trouble Shooting 3. Digital TV Video Trouble Shooting 4. Analog TV Video Trouble Shooting 5. Component Video Trouble Shooting 6. RGB Video Trouble Shooting 7. AV Video Trouble Shoo[...]

  • Страница 41

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 42

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 1. Power-Up Boot Fail Trouble Shooting Replace Power board NY Check Micom Redownload or replace Check P500 All Voltage Level (17V, 5V, 3.5/5V_ST) Check Power connector Y Check Voltage Level 3.3V at IC504, R124(Micom ) N If Q501 O[...]

  • Страница 43

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 44

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 2. No OSD Trouble Shooting Replace Power board NY Check 5V Voltage Level at P500 Check Power connector Y Check 5V Voltage Level at Q501 N Replace one of Q501 & Recheck Y Check P903 (TXAC-), (TXAC+), (TXBC-), (TXBC+), Display [...]

  • Страница 45

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only No OSD Trouble Shooting (Module Power Sequence) msec - 2000 Time interval between 10% of Vcc and 90% of Vcc when Power On T OnR msec 500 90 Falling Time of Vs (90% to 10%) T VsF msec - 3100 Time interval between 90% of Vs and DIS[...]

  • Страница 46

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only Module Control Trouble Shooting “TILT” on Adjust Remocon : PDP internal pattern displays? PDP Modu le Power is OK? N PDP Module is O K. Check SCL,SDA line Check Signal output N Y SCL (continue) SDA (continue) ACK By Slave 9 1[...]

  • Страница 47

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 48

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 3. Digital TV Video Trouble Shooting Check RF Cable Y Check TP Clock, Data, Sync R630, R631, R632 N Maybe Demodulator has problem s Y Maybe MstarS7(IC 100) has problems Check Tuner(TU1300) Powe r (5.0V, 3.3V, 1.2V) N Replace one [...]

  • Страница 49

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 50

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 4. Analog TV Video Trouble Shooting Check RF Cable Y Check CVBS Sig nal TU1300 #11 Pin N Y Check CVBS Sig nal R1334 N Replace one of R1330/Q1305/R154/C213 & Recheck Y N Y Check Tuner Power (5.0V, 3.3V, 1.2V) Replace one of L1[...]

  • Страница 51

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 52

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 5. Component Video Trouble Shooting Check Signal Format Is it supported sig nal? Y Check Component Jack JK1001 N Y Check Component Signal R1020/R1021/R1022 R1005/R1012/R1013 N Replace one of R1020/R1021/R1022 R1005/R1012/R1013 &a[...]

  • Страница 53

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 54

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 6. RGB Video Trouble Shooting Check Signal Format Is it supported sig nal? Y Check RGB Jack P901 N Y Y Check RGB Cable Replace Jack Check RGB Sign al R907,R908,R909 N Replace It & Rec hec k Y Check Sync Signal N Replace one o[...]

  • Страница 55

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 56

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 7. AV Video Trouble Shooting Y Check Jack JK1001/JK1002 N Y Check CVBS Sig nal C1016/C1018 N Y Check CVBS Sig nal R187/R188/C226/C227 N Replace one of R187/R188/C226/C227 & Recheck Y Y Replace Jack Maybe Mstar S7(IC101) has p[...]

  • Страница 57

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 58

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 8. HDMI Video Trouble Shooting Check Signal Format Is it supported sig nal? Y Check HDMI Jac k JK803, JK804 N Y Y Check HDMI Cable Replace Jack Check I2C Signal R844/R845 /R858/R859/R848/R849/R862/R863 N Replace It & Recheck [...]

  • Страница 59

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_S7 TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RGB[...]

  • Страница 60

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 9. All Source Audio Trouble Shooting Make sure you can’t hear any audio Y Check Connector P703 N Y Y Check Speaker Replace Connector Check Signal L700, L701 N Replace one of Capacitor, Register & Recheck Y Check IC700 Power[...]

  • Страница 61

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 62

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 10. Digital TV Audio Trouble Shooting Check video output Y Follow procedure All source audio trouble shooting Maybe Mster S7 internal audio DSP has problems. Replace It N Follow procedure digital TV video trouble shooting N[...]

  • Страница 63

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 64

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 11. Analog TV Audio Trouble Shooting Follow procedure analog TV video trouble shooting N Check video output Y Check SIF Signal TU1300 #9 Pin N Y N Y Follow procedure All source audio trouble shooting N Ma ybe Mstar S7 audio block[...]

  • Страница 65

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 66

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 12. Component / RGB / AV Audio Trouble Shooting Y Check Jack JK1001/JK1002/P 900 N Y Check Signal C206/C207/C208/C209/C210/C211 C212/C220/C221/C222/C223/C224 C225/C205/R166/R167/R168/R169 R170/R171/R127/C215/C216/C203 C217/C218/C[...]

  • Страница 67

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 68

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 13. HDMI Audio Trouble Shooting Check video output Y Follow procedure All source audio trouble shooting N Y Re-download EDID data Maybe Mstar S7 audio block has problems. Replace it N Follow procedure HDMI video trouble shooting [...]

  • Страница 69

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only DDR3 256MB(128*2) DDR3 256MB(128*2) S7 S7 WXGA/XGA LVDS (Front-end) (External Input) EXT_IN HDMI_D CVBS_LIVE TP1 CVBS_LIVE SIF1 Cable ISDB-T/ PAL/NTSC (System + Scalar) IF I2S_BCM TAS9709 TAS9709 AV1 AV1_LR COMP1_L R COMP2_L R RG[...]

  • Страница 70

    Copyright © 2011 LG Electronics Inc. All ri ghts reserved. Only for training and service purposes LGE Internal Use Only 14. USB Trouble Shooting • Exception - USB power could be disabled by inrushin g current - In this case, remove the device and try to reboot the TV (AC p o wer off/on ) Check USB 2.0 Cable Y Check P1102 (250/350 t ool) P1100 (2[...]