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LG LH-T6245, Руководство по обслуживанию

LG LH-T6245 - многофункциональная аудиосистема домашнего кинотеатра. Для обслуживания и ремонта загрузите бесплатный сервисный мануал с manualshive.com. Получите подробное руководство по эксплуатации и обслуживанию этого устройства, чтобы наслаждаться качественным звуком и изображением в вашем доме.

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- 3-1 -

SECTION 3. DVD PART 

TROUBLESHOOTING GUIDE

1. Test & debug flow

Содержание LH-T6245

Страница 1: ...DVD CD RECEIVER SERVICE MANUAL MODEL LH T6245 LH T6245A LHS T6245T LHS T6245W SERVICE MANUAL MODEL LH T6245 LH T6245A LHS T6245T LHS T6245W CD R RW ...

Страница 2: ...IO TROUBLESHOOTING GUIDE 2 1 BLOCK DIAGRAM 2 5 SCHEMATIC DIAGRAMS 2 7 WIRING DIAGRAM 2 17 PRINTED CIRCUIT DIARGAMS 2 19 SECTION 3 DVD PART TROUBLESHOOTING GUIDE ELECTRICAL TROUBLESHOOTING GUIDE 3 1 DVD PART SCHEMATIC DIAGRAMS 3 7 SECTION 4 EXPLODED VIEWS 4 1 SECTION 5 SPEAKER PART 5 1 SECTION 6 REPLACEMENT PARTS LIST 6 1 ...

Страница 3: ...ver be touched 4 Laser beams may damage the eyes Absolutely never permit laser beams to enter the eyes Also NEVER switch ON the power to the laser output part lens etc of the pick up if it is damaged 5 Cleaning the lens surface If there is dust on the lens surface the dust should be cleaned away by using an air bush such as used for camera lens The lens is held by a delicate spring When cleaning t...

Страница 4: ... replacing a component part first disconnect the power supply lead wire from the unit 2 All equipment measuring instruments and tools must be grounded 3 The workbench should be covered with a conductive sheet and grounded When removing the laser pick up from its conductive bag do not place the pick up on the bag This is because there is the possibility of damage by static electricity 4 To prevent ...

Страница 5: ...harges sufficient to damage ESD devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ESD devices 6 Do not remove a replacement ESD device from its protective package until immediately before you are ready to install it Most replacement ESD devices are packaged with leads electrically shorted together by conductive foam aluminum foil or comparabl...

Страница 6: ... 1 5 SPECIFICATIONS ...

Страница 7: ... 1 6 ...

Страница 8: ... 2 1 SECTION 2 AUDIO PART AUDIO TROUBLESHOOTING GUIDE 1 POWER SUPPLY CIRCUIT ...

Страница 9: ... 2 2 2 FRONT CIRCUIT 1 2 ...

Страница 10: ... 2 3 3 FRONT CIRCUIT 2 2 ...

Страница 11: ... 2 4 MEMO ...

Страница 12: ... BLOCK DIAGRAM 2 5 2 6 ...

Страница 13: ...2 7 2 8 SCHEMATIC DIAGRAMS POWER SCHEMATIC DIAGRAM ...

Страница 14: ...2 9 2 10 MICOM SCHEMATIC DIAGRAM ...

Страница 15: ...2 11 2 12 FRONT SCHEMATIC DIAGRAM ...

Страница 16: ...2 13 2 14 DSP AMP SCHEMATIC DIAGRAM ...

Страница 17: ...2 15 2 16 SMPS NARROW WIDE SCHEMATIC DIAGRAM ...

Страница 18: ...2 17 2 18 WIRING DIAGRAM ...

Страница 19: ...2 19 2 20 PRINTED CIRCUIT BOARD DIAGRAMS MAIN DVD P C BOARD DIAGRAM BOTTOM ...

Страница 20: ...2 21 2 22 MAIN DVD P C BOARD DIAGRAM TOP ...

Страница 21: ...2 23 2 24 FRONT P C BOARD TOP ...

Страница 22: ...2 25 2 26 FRONT P C BOARD BOTTOM ...

Страница 23: ...2 27 2 28 SMPS P C BOARD ...

Страница 24: ... 3 1 SECTION 3 DVD PART TROUBLESHOOTING GUIDE 1 Test debug flow ...

Страница 25: ... 3 2 ...

Страница 26: ... 3 3 ...

Страница 27: ... 3 4 ...

Страница 28: ... 3 5 ...

Страница 29: ... 3 6 ...

Страница 30: ...3 7 3 8 DVD SCHEMATIC DIAGRAMS DVD MPEG DSP SCHEMATIC DIAGRAM ...

Страница 31: ...3 9 3 10 DVD RF SERVO SCHEMATIC DIAGRAM ...

Страница 32: ...4 1 4 2 351 305 313 A47 302 303 451 451 A46 451 451 A26 451 A43 281 286 454 280 275 SECTION 4 EXPLODED VIEWS CABINET AND MAIN FRAME SECTION ...

Страница 33: ...ASSEMBLY DECK MECHA LOADING HZ 015B 4560R 0008A PULLEY MOTOR 015C 4680R E010A MOTOR MECH FEEDING BCZ3B51 SANKYO FOR DP7 017 4470R 0056A GEAR LOADING 018 4974R 0023A GUIDE UP DOWN 020 3040R D005A BASE MAIN DP 7T MOLD SLIM 021 4680R C011A MOTOR MECH SPINDLE JCL9B68 SANKYO FOR COM 022 4681R 0034D MOTOR ASSEMBLY DECK MECHA FEEDING DP 7C 7A 024 4470R 0131A GEAR PINION DP7C 024A 5006R 0044A CAP SKEW T D...

Страница 34: ... 5 1 SECTION 5 SPEAKER SECTION MODEL LHS T6245T 753 755 752 754 751 750 ...

Страница 35: ... 5 2 MODEL LHS T6245W 854 856 855 853 850 852 857 851 ...

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