LG XA66 Скачать руководство пользователя страница 34 | Manualshive

Страница: 34 / 47

LG XA66 Скачать руководство пользователя страница 34

3-19

3-20

MAIN

SMPS

CN703

CON501

CON701

MD

CN902

FRONT

HARNESS

7P

KEY

MCU

B TO B

CON500

CN904

HARNESS

3P

HARNESS

10P

CN604

CN503

CN500

FFC

16P

HARNESS

6P

CN301

CON702

HARNESS

5P

CON703

PHONE

PN602

PN703

CON541

HARNESS

6P

HARNESS

3P

CN903

CON6

CON8

CN302

HARNESS

4P

HARNESS

6P

HARNESS

4P

WIRING DIAGRAM

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Содержание XA66

Страница 1: ...ICE MANUAL MODEL XA66 XA66 XAS66F CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODEL XA66 XA66 XAS66F SERVICE MANUAL P NO AFN75496346 JUNE 2011 Website http biz lgservice com Internal Use Only ...

Страница 2: ...CONTENTS SECTION 1 SUMMARY SECTION 2 CABINET MAIN CHASSIS SECTION 3 ELECTRICAL SECTION 4 REPLACEMENT PARTS LIST 1 1 ...

Страница 3: ...SECTION 1 SUMMARY CONTENTS SERVICING PRECAUTIONS 1 3 ESD PRECAUTIONS 1 5 SERVICE INFORMATION FOR EEPROM 1 6 PROGRAM UPDATE GUIDE 1 7 SPECIFICATIONS 1 8 1 2 ...

Страница 4: ...mage 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 the lens surface therefore a cotton ...

Страница 5: ...eplacing 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 AC...

Страница 6: ...t 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 comparable conductive mat...

Страница 7: ...y Press POWER key once FLD display E2P CLR Press front Play key to move to appropriate position and make changes with front FWD SKIP key FLD no disc status Front STOP Remote control FWD SKIP push same timing during 5s DETECT NEW EEPROM OPTION EDIT SCREEN NAME HEX OPT 0000 FM OPT 0100 FM_RDS OPT 1010 FM_AM 1 6 ...

Страница 8: ...oad as MODEL NAME _ Version HEX in upper cases ex XA66 XA66_0809262 HEX 2 Copy the file to the root folder of USB storage 3 Put the USB into the set Then the upgrade process will be started with the upgrade information 4 If the upgrade process is complete the set will be rebooted with Complete message 3 HOW TO UPDATE MCS PROGRAM 1 Change the file name to download as MODEL NAME _ OPTION _ Version m...

Страница 9: ... AM Tuning Range 522 1 620 kHz AMPLIFIER Output Power 30 W 30 W T H D 0 5 Frequency Response 50 Hz 20 kHz Signal to noise ratio 70 dB CD Frequency response 100 Hz 18 kHz Signal to noise ratio 70 dB Dynamic range 55 dB SPEAKERS Type 2 Way 2 Speaker impedance 6 Ω Rated Input Power 30 W Max Input Power 60 W Net Dimensions W x H x D 150 x 182 x 242 mm Net Weight 1 9 kg Note Design and specifications a...

Страница 10: ...SECTION 2 CABINET MAIN CHASSIS CONTENTS EXPLODED VIEWS 2 3 1 CABINET AND MAIN FRAME SECTION XA66 2 3 2 PACKING ACCESSORY SECTION 2 7 3 SPEAKER SECTION XAS66F 2 8 2 1 ...

Страница 11: ...2 2 MEMO ...

Страница 12: ...E K J E B A M J L 261 260 453 453 453 451 451 452 453 452 453 451 453 452 A26 258 A43 A41 259L 259R A42 266 A47 A46 454 454 262 263 CABLE2 CABLE3 A45 264 268 267 266 250 252 251 252 253 256 455 MAIN MCU SMPS PHONE DISPLAY KEY 269 453 CABLE1 452 452 254 270 M CON604 CN302 CON8 CN301 PN703 PN602 L 300 ...

Страница 13: ...2 5 2 6 MEMO MEMO ...

Страница 14: ...2 7 2 PACKING ACCESSORY SECTION Battery 808 Remote controller 900 Instruction Ass y 801 803T Packing 803B Packing Box 802 Bag 804 AAA ...

Страница 15: ...2 8 A60 3 SPEAKER SECTION XAS66F ...

Страница 16: ... WAVEFORM 3 14 4 CD STOP ACTION WAVEFORM 3 15 5 CD READING WAVEFORM 3 15 6 CD PLAYING RF WAVEFORM 3 16 7 USB OPERATING WAVEFORM 3 17 8 RADIO OPERATING WAVEFORM 3 17 WIRING DIAGRAM 3 19 BLOCK DIAGRAMS 3 21 1 MAIN BLOCK DIAGRAM 3 21 2 CD BLOCK DIAGRAM 3 23 CIRCUIT DIAGRAMS 3 25 1 SMPS CIRCUIT DIAGRAM 3 25 2 DECODE CIRCUIT DIAGRAM 3 27 3 CD SERVO CIRCUIT DIAGRAM 3 29 4 DISPLAY CIRCUIT DIAGRAM 3 31 5 ...

Страница 17: ... YES YES YES YES YES YES YES YES NO NO NO NO F901 nomal D914 nomal RT901 nomal Is VSTR 130V 310V supplied to IC901 pin5 Replace BD901 Replace IC903 PC903 D906 R907 nomal NO NO NO NO BD901 nomal IC903 PC903 nomal Is Vcc 9V 25V supplied to IC901 pin2 Power line of main PCB is short 3 2 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 18: ... YES YES NO YES Mute Replace Q704 Q705 Check U600 pin17 Check R622 Check IC603 pin69 Replace R622 NO NO NO NO Check Low of Q704 Q705 C Does High appear at Q704 Q705 B Mute 3 3 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 19: ...tion input YES YES YES YES YES NO NO Check the output U702 pin2 4 8 10 Check the DC 9 5V of U503 pin24 Check the High of U702 pin5 Check ZD703 D705 NO NO Check the input signal of U702 pin7 11 Check the DC 12V of R701 Check the power circuit 3 4 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 20: ...of U502 pin55 57 and refer to CD trobleshooting Check the output signal of U503 pin19 23 Check the output signal of U503 pin19 23 Check the output signal of U503 pin19 23 YES YES YES NO NO NO Check the input signal of U503 pin7 8 Check the input signal of U503 pin1 2 Check the input signal of U503 pin3 4 3 5 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 21: ...heck or replace R302 Check IC603 pin91 STB pin57 Data pin56 CS YES YES NO YES NO NO Check the power supply to IC301 pin9 50 51 Check IC301 pin7 FOSC Check CON301 pin7 STB pin8 Data pin9 CS NO NO Check IC301 pin1 CS pin3 STB pin2 4 Data OK 3 6 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 22: ...ck and replace Q600 Check or replace L600 YES YES YES YES NO NO Check both end voltage Q600 3 3V Check IC604 pin13 3 3V Check IC603 pin5 is H check and replace Q601 Check or replace X601 NO NO Check Q601 H Check IC600 pin1 6 and X601 operation OK 3 7 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 23: ... MCU IC603 OK IC603 troubleshooting Refer both end voltage of IC501 IC605 3 3V 1 2V Check or replace X600 YES YES YES YES NO NO Check both end voltage of IC605 1 2V 3 3V Check IC603 pin111 112 X600 operation Check or replace R601 Check IC602 reset circuit NO NO Check IC603 pin13 47 94 120 122 124 voltage 1 2V are in When power supply to IC603 pin107 Low High OK 3 8 ELECTRICAL TROUBLESHOOTING GUIDE...

Страница 24: ...h Check or replace U503 Check the operation YES YES YES YES YES YES NO NO NO Check the power supply to U503 pin24 Check the power supply of TU101 pin3 Check the control function Check JK501 pin47 48 Vol_CLK Vol_Data JK600 pin20 21 NO NO Check the SCL SDA data of U503 pin25 26 Check TU SCL TU SDA OK OK 3 9 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 25: ...nt Check U504 BA5826 Check U502 YES YES YES YES YES NO Check open close Check connector CN702 open 0V close 1 5V Check U502 pin55 57 Check connector CN503 NO NO NO NO NO NO Check READING display If play check audio output Check reading OK OK 3 10 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 26: ...ick up or U502 U504 Defective pick up or U502 U504 YES YES YES YES YES Check CN500 pin3 4 SL SL Check CN503 pin13 16 F F Check CN503 pin10 LD Check CN500 pin1 2 SP SP Check CN503 pin14 15 T T Is reading OK NO NO NO NO NO NO NO NO NO NO Does sled motor move Does the laser move Does laser light Does the spindle motor rotate 3 11 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 27: ...502 pin55 57 Check power supply circuit USB 5V Check CN401 pin3 4 D D Check U503 pin3 4 Check μ COM IC603 pin116 117 D D Check μ COM IC603 pin116 117 D D NO NO NO NO NO NO Check CHECKING or USB display Check reading OK If play check audio output OK 3 12 ELECTRICAL TROUBLESHOOTING GUIDE ...

Страница 28: ...1 CD SEARCHING WAVEFORM 1 U502 PIN61 EE 7 U504 PIN2 SP 4 U504 PIN27 SL 5 U504 PIN26 SL 6 U504 PIN1 SP 2 U502 PIN62 TE 3 U502 PIN60 FE 2 SPINDLE DRIVE MOTOR WAVEFORM 3 13 WAVEFORMS ...

Страница 29: ...3 CD PLAYING WAVEFORM 8 9 10 11 U502 PIN62 TE U502 PIN61 EE U502 PIN60 FE U504 PIN2 SP 12 U502 PIN14 TD 13 U502 PIN13 FD 3 14 ...

Страница 30: ...4 CD STOP ACTION WAVEFORM 15 14 16 17 U504 PIN26 SLE U504 PIN2 SP U504 PIN11 T U504 PIN18 F 5 CD READING WAVEFORM 18 19 20 21 U502 PIN41 MCK U502 PIN19 DIN U502 PIN20 R W U502 PIN21 BUSY 3 15 ...

Страница 31: ...22 23 24 25 U502 PIN39 LRCK U502 PIN40 BCK U502 PIN41 MCK U502 PIN38 DATA 6 CD PLAYING RF WAVEFORM 26 U502 PIN63 RF 3 16 ...

Страница 32: ...7 USB OPERATING WAVEFORM 27 28 29 CON4 PIN2 D CON4 PIN1 5V CON4 PIN3 D 8 RADIO OPERATING WAVEFORM 30 31 32 U701 PIN2 DA U701 PIN8 RST U701 PIN1 SCK 3 17 ...

Страница 33: ...3 18 MEMO ...

Страница 34: ...RONT HARNESS 7P KEY MCU B TO B CON500 CN904 HARNESS 3P HARNESS 10P CN604 CN503 CN500 FFC 16P HARNESS 6P CN301 CON702 HARNESS 5P CON703 PHONE PN602 PN703 CON541 HARNESS 6P HARNESS 3P CN903 CON6 CON8 CN302 HARNESS 4P HARNESS 6P HARNESS 4P WIRING DIAGRAM ...

Страница 35: ...3 21 3 22 BLOCK DIAGRAMS 1 MAIN BLOCK DIAGRAM 7UDQVIRUPHU 7UDQVIRUPHU ...

Страница 36: ... wv hislGpu ڟڠڧڮ ڡڇ گڇ ڠڧڟکڤګڮ ڟڜڪڧ TDO SLDO SPDO FDO ڣڞگڤڲڮٻڟڨ 12MHZ 16 9344M FM tsjG _WW tjzGsvnpjG tsjG _WW tjzGsvnpjG گڠڮڠڭ SMPS POWER 5V 12V m uj pvu ikZ W m uj pvu ikZ W 20 5V ANALOG L ch R ch FL FR 3 3V hkj t_ _Y hkj t_ _Y 9 ouhTX tt Y 9 ouhTX tt Y mkGkyp ly w ZY mkGkyp ly w ZY I2S I2S L R L R L R L R I2C tj m tj m py py ۇۊۍۏۉۊھٻۍۀےۊګ OFF IN IR ڭڤ I2C tv vyGkyp ly h Y X tv vyGkyp ly h Y X ڈ...

Страница 37: ...222P 1KV C931 1000uF 35V C931 1000uF 35V C918 222P 1KV C918 222P 1KV Q921 8050 Q921 8050 2 1 3 R901 1 5M 0 5W R901 1 5M 0 5W C936 220uF16V C936 220uF16V PC901 PC817 PC901 PC817 1 1 2 2 3 3 4 4 C954 47uF 50V C954 47uF 50V R936 330R R936 330R C943 1000uF 16V C943 1000uF 16V R949 330R 1W R949 330R 1W R939 0R R939 0R R918 10K R918 10K R942 22R R942 22R C925 100uF 450V C925 100uF 450V D918 UF5404 D918 ...

Страница 38: ... 100R R609 100R IC907B 74LVC2G04 IC907B 74LVC2G04 5 6 8 4 R686 220R R686 220R C608 100pF C608 100pF R690 10K R690 10K C653 0 1uF C653 0 1uF IC603 MLC9800 IC603 MLC9800 ADIN0 1 ADIN1 128 AVDD33 2 AVSS33 3 GP00 4 GP01 5 D00 6 D08 7 D01 8 D09 9 D02 10 D10 11 D03 12 VDD1_12 13 VSS2_12 14 GP46 15 RDBCK 16 GP02 17 D11 18 D04 19 D12 20 D05 21 D13 22 D06 23 D14 24 D07 25 D15 26 AD00 27 AD01 28 AD02 29 VDD...

Страница 39: ...5 0 1uF C963 0 1uF C963 0 1uF C507 0 1uF C507 0 1uF C589 0 22 C589 0 22 C528 3 3uF C528 3 3uF C599 0 1uF C599 0 1uF R506 470R R506 470R R505 470R R505 470R R562 3K9 R562 3K9 R565 10K R565 10K R522 10K R522 10K R508 470K R508 470K R560 10K R560 10K R536 1K R536 1K D506 IN4148 D506 IN4148 R507 470R R507 470R R535 100K R535 100K R589 10K R589 10K X501 16 9344MHz X501 16 9344MHz R672 10K R672 10K C524...

Страница 40: ...1 1K IC301 PT6324 IC301 PT6324 CLK 1 Din 2 STB 3 Dout 4 K1 5 K2 6 OSC 7 GND 8 VDD 9 S1 KS1 10 S2 KS2 11 S3 KS3 12 S4 KS4 13 S5 14 S6 15 S7 KS7 16 S8 KS8 17 S9 KS9 18 S10 KS10 19 S11 KS11 20 S12 KS12 21 S13 KS13 22 S14 KS14 23 S15 KS15 24 S16 KS16 25 S17 26 S18 27 S19 28 S20 29 S21 30 S22 31 S23 32 S24 33 GR1 34 GR2 35 GR3 36 GR4 37 GR5 38 GR6 39 GR7 40 GR8 41 GR9 42 GR10 43 GR11 44 GR12 45 GR13 46...

Страница 41: ... 300RH C101 30pF C101 30pF R710 0R R710 0R Q508 9014 Q508 9014 2 1 3 C556 220uF 16V C556 220uF 16V R584 270R R584 270R C534 0 1uF C534 0 1uF A FAN DC FAN 12V A FAN DC FAN 12V 1 2 FB708 300RH FB708 300RH D703 KDS226 D703 KDS226 1 2 3 FB712 300RH FB712 300RH Q407 9014 Q407 9014 2 1 3 TO MAIN PN502 TO MAIN PN502 1 2 ZD704 3V3 ZD704 3V3 1 2 IC906 TUNER MODULE IC906 TUNER MODULE SCLK 1 SDIO 2 VDD 3 GND...

Страница 42: ...1000uF 16V C837 1000uF 16V R841 47K R841 47K R806 4K7 R806 4K7 R733 10K R733 10K R721 NC R721 NC R837 4K7 R837 4K7 R728 1K R728 1K D701 IN4148 D701 IN4148 CON701 CON701 1 2 3 R859 47K R859 47K D204 IN4148 D204 IN4148 R742 100K R742 100K C722 0 1uF C722 0 1uF R840 10K R840 10K FB19 300RH FB19 300RH C821 0 1uF C821 0 1uF R803 18K R803 18K R732 33K R732 33K C810 1uF C810 1uF C826 4 7uF 16V C826 4 7uF...

Страница 43: ...3V 0 3 3 25 3 24 U502 BU9543KV QFP 64P RF AMP SSP DSP 1 AVDD 2 7 3 6V 3 27 3 26 17 DVDD 2 7 3 6V 3 27 3 26 33 DVDD 2 7 3 6V 3 27 3 26 47 DVDD 2 7 3 6V 3 27 3 26 53 DVDD 2 7 3 6V 3 27 3 26 58 DVDD 2 7 3 6V 3 27 3 26 26 VDD 1 6 2 0V 1 8 1 8 37 VDD 1 6 2 0V 1 8 1 8 U503 BD3490FV SOUND CONTROL 24 VCC 4 7 9 5V 7 7 7 7 U504 BA5826FP MOTOR DRIVE IC 21 VCC 4 5 9V 5 09 5 1 22 VCC 4 5 9V 5 09 5 1 U702 TDA72...

Страница 44: ...M 400V 0V 21 110V 00V 20 6V D917 UF5404 VRRM 400V 0V 21 110V 00V 20 6V D918 UF5404 VRRM 400V 20 2V 0 20 2V 20 5V 0 20 5V ZD901 3 3V 3 3 5 28 9V 25 4V 28 9V 25 4V ZD903 15V 15 5 0V 9 67V 0V 9 36V ZD906 18V 18 5 0V 15 22V 0V 14 9V ZD907 3 3V 3 3 5 0V 0 61V 0V 0 77V ZD908 18V 18 5 20 4V 2 88V 20 6V 2 77V Location No Pin NO Dpec Voltage V Input 240V 50Hz Main Board CN500 1PIN GND 0 0 2V 0 2PIN LIMIT 3...

Страница 45: ...3 41 3 42 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD TOP VIEW BOTTOM VIEW ...

Страница 46: ...3 43 3 44 2 SMPS P C BOARD 3 MCU P C BOARD TOP VIEW BOTTOM VIEW ...

Страница 47: ...3 45 3 46 4 KEY P C BOARD 5 FRONT P C BOARD 6 EARPHONE P C BOARD ...

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