LG DKS-6000 Скачать руководство пользователя страница 7 | Manualshive

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- 2-1 -

SECTION 2. ELECTRICAL

❏

ELECTRICAL TROUBLESHOOTING GUIDE

POWER Check flow

No 5V_A.

No VF+

No 5.2VA

Check F101

Is there a DC voltage

at R101?

Is there a DC voltage At(+)

terminal of BD101?

Replace IC101.

Is 5.2VA section working?

Check F102

Replace D109.

Is 5.2VA section working?

Is 5.2V present at

emitter of Q107?

Replace Q107.

Replace R101.

Replace BD101.

A.

B.

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES

YES

NO

NO

NO

NO

NO

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Содержание DKS-6000

Страница 1: ...DVD KARAOKE SYSTEM SERVICE MANUAL DKS 6000 DKS 6001 DKS 6100 DKS 6101 MODEL DKS 6000 6001 DKS 6100 6101 REVISE PCB SERVICE MANUAL MODEL DKS 6000 6001 DKS 6100 6101 ...

Страница 2: ...IRCUIT DIAGRAMS 2 12 PRINTED CIRCUIT DIAGRAMS 2 27 SECTION 3 EXPLODED VIEWS CABINET MAIN FRAME SECTION 3 1 Deck Mechanism Exploded View 3 3 SECTION 4 REPLACEMENT PARTS LIST 4 1 DKS 6100 Cabinet Main Frame Section 4 1 DKS 6101 Cabinet Main Frame Section 4 2 DKS 6100 6101 Electrical Section 4 3 DKS 6000 6001 Cabinet Main Frame Section 4 17 DKS 6000 6001 Electrical Section 4 18 ...

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: ...tive 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 AC leakage the metal part of the soldering iron should be grounded 5 Workers should be grounded by an armband 1M Ω 6 Care should be taken not to permit the laser pick up to come in contact with clothing in order to prevent sta tic electricity changes in the clothing to...

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: ...01 Is there a DC voltage at R101 Is there a DC voltage At terminal of BD101 Replace IC101 Is 5 2VA section working Check F102 Replace D109 Is 5 2VA section working Is 5 2V present at emitter of Q107 Replace Q107 Replace R101 Replace BD101 A B YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO ...

Страница 8: ...t of JK601 OK YES YES NO NO NO YES YES YES YES Check the 5V of IC901 PIN 5 10 15 17 Check the 5 2VA of CN901 PIN16 Refer to Power circuit Troubleshooting Check the PATTERN Check the OSC of X901 Check the IC902 Check the Oscillation Check the Power L H of IC901 PIN16 Check the IC901 YES YES NO NO NO NO YES YES YES YES YES IC901 U COM IC TROUBLESHHOTING ...

Страница 9: ... 2 3 1 Power check flow ...

Страница 10: ... 2 4 2 Test debug flow ...

Страница 11: ... 2 5 ...

Страница 12: ... 2 6 ...

Страница 13: ... 2 7 ...

Страница 14: ... 2 8 ...

Страница 15: ... 2 9 BLOCK DIAGRAM ESS 3 CHANGER SYSTEM BLOCK DIAGRAM MITSUMI SAMSUNG ...

Страница 16: ... 2 10 ESS 3 CHANGER MEMORY HOST I F BLOCK DIAGRAM ...

Страница 17: ... 2 11 ESS 3 CHANGER SERVO MOTOR BLOCK DIAGRAM ...

Страница 18: ... 2 12 ESS 3 CHANGER A V SYSTEM BLOCK DIAGRAM IC601 CS4391 2CHDAC DAC_CLK DAC_CS2 DAC_DATA DC RST DAMCLK DABCK DALRCK L R SIGNAL L R OUTPUT JK601 IC602 KA5532 OP AMP OPTION ...

Страница 19: ...2 13 2 14 SCHEMATIC DIAGRAMS 1 MPEG SCHEMATIC DIAGRAM Video signal not oppeared System not working or scream is abnormal 27MHz Signal not oppeared ...

Страница 20: ...2 15 2 16 2 RF SERVO SCHEMATIC DIAGRAM TE FE RF Signal isn t appear or bad Loading not move Spindle not move Focus Tacking SLED will not move CD DVD LD will not on ...

Страница 21: ...2 17 2 18 3 AV JACK SCHEMATIC DIAGRAM Video Signal Y Video Signal color Video Signal CVBS 2cn Audio 2CH Aduio out bad 2CH Aduio out bad ...

Страница 22: ...2 19 2 20 4 5 1 CH SCART SCHEMATIC DIAGRAM 5 1 CH Audio bad ...

Страница 23: ...2 21 2 22 5 MIC SCHEMATIC DIAGRAM ...

Страница 24: ...2 23 2 24 6 FRONT TIMER SCHEMATIC DIAGRAM 6000 LED abnormal Remocon not operate Digital abnormal System not operate or Digitron abnornd or key not operate System not aperate ...

Страница 25: ...2 25 2 26 7 FRONT TIMER SCHEMATIC DIAGRAM 6100 LED abnormal Remocon not operate Digital abnormal System not operate or Digitron abnornd or key not operate System not aperate ...

Страница 26: ...RAM VF Power Dead F102 is defective VF Power Dead ZD101 is defective 12V Power dead IC103 is defectuve 3 3V Power Dead IC106 is defective Power Dead IC101 is defective 5V Power Dead Q107 is defective 8V Power Dead IC105 is defective ...

Страница 27: ...2 29 2 30 PRINTED CIRCUIT DIAGRAM FRONT P C BOARD DIAGRAM 6000 ...

Страница 28: ...2 31 2 32 FRONT P C BOARD DIAGRAM 6100 ...

Страница 29: ...2 33 2 34 MPEG P C BOARD DIAGRAM ...

Страница 30: ...2 35 2 36 MPEG P C BOARD DIAGRAM ...

Страница 31: ...2 37 2 38 MIC P C BOARD DIAGRAM I O P C BOARD DIAGRAM ...

Страница 32: ...2 39 2 40 SMPS P C BOARD DIAGRAM ...

Страница 33: ...81 A26 451 350 451 451 451 A46 451 A47 451 451 A48 451 305 452 301 452 302 303 303 303 442 A49 451 283 271 266 273 261 271 263 272 A44 260 262 NOTE Refer to SECTION 4 REPLACEMENT PARTS LIST in order to look for the part number of each part Exposed blade will cause severe injury CAUTION D K S 6 0 0 0 6 0 0 1 DKS 6100 6101 ...

Страница 34: ...SSEMBLY DECK MECHA LOADING DP 7 HZ 015B 4560R 0008A PULLEY MOTOR 015C 4680R E007A MOTOR MECH FEEDING BCZ3B01 SANKYO FOR DVD 017 4470R 0056A GEAR LOADING 018 4974R 0046A GUIDE UP DOWN DP 7 020 3040R M005A BASE MAIN DP7 43MM MOLD 021 4680R C010A MOTOR MECH SPINDLE JCL9B78 SANKYO FOR DVD 022 4681R B005D MOTOR ASSEMBLY DECK MECHA FEEDING DP 7 HZ 022A 4680R E008A MOTOR MECH FEEDING RF 300EA 1D390 MABUC...

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