LG DVD2300 Скачать руководство пользователя страница 9 | Manualshive

Страница: 9 / 33

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2.Packing Accessory Section

3.Remote Control Section

BATTERY

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CABLE

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PACKING SHEET

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PACKING

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OWNER'S MANUAL

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REMOCON

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BOX CARTONX

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PACKING

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Содержание DVD2300

Страница 1: ...AYS WHEN THE HIGH VOLTAGE IS AT THE FACTORY SPECIFIED LEVEL THE PROPER VALUE IS GIVEN IN THE APPLICABLE SCHEMATIC OPERA TION AT HIGHER VOLTAGES MAY CAUSE A FAILURE OF THE PIC TURE TUBE OR HIGH VOLTAGE SUPPLY AND UNDER CERTAIN CIR CUMSTANCES MAY PRODUCE RADIATION IN EXCESS OF DESIR ABLE LEVELS 2 ONLY FACTORY SPECIFIED C R T ANODE CONNECTORS MUST BE USED DEGAUSSING SHIELDS ALSO SERVE AS X RAY SHIELD...

Страница 2: ...including Metal pan els Input terminals Earphone jacks etc Electrostatically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples of typical ES devices are integrated circuits and some field effect transistors and semiconductor chip components The following techniq...

Страница 3: ...utter Below measurable level less than 0 001 W PEAK EIAJ Operations Temperature 5 C 41 F to 35 C 95 F Operation status Horizontal OUTPUTS Video outputs 1 0V p p 75Ω negative sync RCA jack x 1 S video outputs Y 1 0V p p 75Ω negative sync Mini DIN 4 pin x 1 C 0 286V p p 75Ω Component video output Y 1 0V p p 75Ω negative sync RCA jack x 1 Pb Pr 0 7V p p 75Ω Audio output digital audio 0 5V p p 75Ω RCA...

Страница 4: ... PLAY BUTTON 11 DISK TRAY 12 OPEN CLOSE BUTTON 1 COAXIAL DIGITAL AUDIO OUT JACK 2 COMPONENT VIDEO OUT JACKS 3 AUDIO OUT R L JACKS 4 POWER CORD 5 S VIDEO OUT JACK 6 VIDEO OUT JACK 7 DOLBY DIGITAL AUDIO OUT JACKS 8 OPTICAL DIGITAL AUDIO OUT JACKS F R O N T PA N E L DOLBY DIGITAL 5 1CH COMPONENT VIDEOOUT AUDIO OUT Pb Pr VIDEO OUT Y S VIDEO OUT L R L R DIGITAL OUT COAXIAL OPTICAL CENTER WOOFER FRONT R...

Страница 5: ...own left right for use in highlighting a selection on a GUI menu screen TITLE and MENU screen FWD button STOP button OPEN CLOSE button ARROW Volume Channel buttons RETURN TV INPUT button SOUND MUTE button PROGRAM button MARKER SEARCH button ZOOM button RANDOM button A B button MENU button TITLE buttons PAUSE STEP button ANGLE button SUBTITLE button AUDIO button SETUP button REPEAT button NUMBER bu...

Страница 6: ... used to secure metal parts If they are used improperly the screw holes will be easily damaged and the parts can not be fixed A Top Case A A A A A A Tray Door Disc Tray Front Panel Stopper Stopper B B CABINET DISASSEMBLY 1 Top Case 1 Release 7 screws A See Fig 2 1 2 Lift the top case with holding the back of it and remove it in the direction of the arrow Fig 2 1 Fig 2 2 Fig 2 3 3 Front Panel 1 Eje...

Страница 7: ...placing the main circuit board open the land after inserting the flexible connector Refer to Mechanism Disassembly 1 Main A V Circuit Board 1 Remove the top case See Fig 2 1 2 Release 10 screws C and take out the main AV circuit board See Fig 2 4 3 Remove the flexible connectors and the connector from main circuit board 4 Then remove the main A V circuit board 2 Power Circuit Board 1 Relrase 4 scr...

Страница 8: ...PLODED VIEWS 1 Cabinet and Main Frame Section 463 260 452 462 250 462 462 462 462 463 463 A47 A43 A00 463 A46 PBS00 PBK00 PBT00 452 283 463 280 277 278 463 452 463 A48 463 463 300 PBJ00 455 A 5 4 3 2 1 B C D ...

Страница 9: ...king Accessory Section 3 Remote Control Section BATTERY 808 CABLE 806 PACKING SHEET 804 PACKING 803 811 812 813 OWNER S MANUAL 801 REMOCON 900 BOX CARTONX 802 PACKING 803 902 903 904 905 901 906 908 907 909 900 ...

Страница 10: ...oscillating Secondary side is abnormal In condition of DC140V Feedback is abnormal After connect CON903 Pin 1 3 short YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO NO NO Fig 3 1 IC901 Pin 3 Normal switching waveform on the stand by mode at the AC110V NO NO NO NO NO NO NO NO Is CN903 Pin 3 5 2V Is voltage of BD901 140V Are R907 D902 D903 and R902 normal Are D901 R904 R905 ...

Страница 11: ...ppear Power RED LED on Does Bar appear at FLD Is CON107 connected normally Is CON107 Pin6 normal The waveform on A 00 21 and D 00 15 of IC108 normal Are IC101 Pin 7 8 normal Replace Main B D Refer to Front Part Check the oscillation Check short OK Replace IC107 or IC108 Check power Refer to power If power is normal OK POWER ON 1 1 YES YES YES YES YES YES YES YES YES A NO NO NO NO NO NO NO NO NO NO...

Страница 12: ...ES If OK YES If OK Check PLL FC of MPEG part Refer to Audio part Refer to MPEG part Replace B D Check Front Reconnect it Refer to SERVO part Check the connection of MD AUDIO ABNORMAL OPEN CLOSE ABNORMAL C Video abnormal Check Video jack YES If OK YES If OK YES If OK YES If OK Refer to Video part Refer to Encoder part Refer to MPEG part Replace B D VIDEO ABNORMAL ...

Страница 13: ...k the disc If OK YES If OK YES If OK Refer to Servo part Check PLL IC of MPEG part Check DSP Check MPEG YES If OK Replace B D PICTURE ABNORMAL F Disc Error Check Disc YES If OK YES If OK Refer to Servo part Replace B D DISC ERROR ...

Страница 14: ...ure of the video CD play on the screen normally Does the audio sound output normally END Check power clock A Check CD DVD DSP output signal B Check MPEG Decoder input signal C D E F G H I Check CD DVD DSP output signal Check MPEG Decoder input signal Check CD DVD DSP output signal Check MPEG Decoder input signal Check clock signal Check clock signal YES YES YES YES YES YES YES YES YES YES NO NO NO...

Страница 15: ...oes pulse waveform of RE500 Pin 3 appear Is IC500 Pin24 connected to RE500 Pin 3 Is RE500 Pin 2 5V Power on Check and replace R516 R507 R506 R500 R505 R504 R512 and R503 Solder defective parts again Solder defective parts Replace Q500 Solder Key part Check Power Replace IC501 Replace IC500 Replace LED501 Replace RE500 Re solder Recheck Replace IC500 Complete repairing Front B D NO NO NO NO NO NO N...

Страница 16: ...se output to IC206 Pin14 14 Does 33 8688MHz clock input to IC206 Pin 63 Is IC206 Pin83 84 88 89 voltage about 2 2V Replace IC206 IC206 soldering or IC defect Replace IC700 IC700 soldering or IC defect Check 2 µ COM Part Replace X301 or IC308 30MHz clock defect CHECK POINT General 5 RF Servo Circuit A END NO NO NO NO NO YES YES YES YES YES ...

Страница 17: ...p lens move up and down Check Focus Driver output IC206 Pin 83 IC401 Pins 11 12 Check SLED Driver output IC206 Pin 88 IC401 Pins 18 17 IC206 Pin 88 no output IC206 is defective IC401 Pin 18 no output IC401 is defective IC206 Pin 83 no output IC700 is defective IC401 Pin 1 2 no output IC701 is defective DECK assembly is defective Slide the pick up to inner track Power on Check loading Part Push Pic...

Страница 18: ...ace µ COM or IC206 Replace IC206 Check IC201 Pin 52 53 54 55 in DVD Mode Check IC201 Pin 58 59 60 61 in CD Mode Fig 3 FOCUS ERROR waveform IC201 no output Pick up is defective Check IC206 and IC403 when the Pin 4 is abnormal Check CON404 Pin4 6 Motor turn when the Pin4 is less than 1 6V Check A Video Par is defective Check 5 MPEG Circuit Check 7 OSD Video Circuit Replace IC700 µ COM part is defect...

Страница 19: ...ig 5 RF waveform Check IC201 Pin 52 53 54 55 in DVD Mode Check IC201 Pin 58 59 60 61 in CD Mode No signal Pick up is defective Replace IC206 Check IC206 Pin84 No signal at IC206 IC206 is defective Check IC206 Pin 162 Check the clock at the IC206 Pin 28 30 Both are normal IC206 is defective Replace IC201 CHECK A D END NO NO NO NO YES YES YES YES ...

Страница 20: ...G FDO TDO FMO MON SPINDLE_DRV TEBAL FEBAL DPOCTL EQF EQB FE TE RFRP SBADD DVD CD RF ICADDR 0 8 ICDATA 00 15 RFRP RFCen TE Vref DVD A B C D DVD RF CD A B E F spindle Loading focus tracking sled SPINDLE MOTOR DISC LOADING MOTOR OPEN S W CLOSE S W LIMIT S W DECK MECHANISM AC 100 240V 50 60Hz 22 5V 27V 21 8V 9V 5VA 5VD 5VU AGND GND UGND PICK UP Pb Pr Y FILTER IC308 PLL1700 CLOCK GENERATROR IC400 BA685...

Страница 21: ... 13 2 Power SMPS Block Diagram TRANS SWITCHING IC LINE FILTER RECTIFIER FLD RECTIFIER 14V RECTIFIER 5 2V FEED B LPF REG 8V F F 24V 12V 8V D5V A5V U5V PWR ON OFF AC85 135V RECTIFIER 10V LPF RECTIFIER LPF ...

Страница 22: ...NS FOK SLD_FG MSDATO DEFECT DSP_SENSE 5 3 3 8 8 4 SQSO SQCK SCOR XLAT S_CLK S_DATA DO 0 7 AO 0 5 ZO 0 7 MCK FDO TDO FMO SPINDLE_FG SLD_FG loading drive focus tracking loading sled spindle MON SPINDLE_DRV ICDATA 00 15 ICADDR 0 8 16 9 4 2 4 4 DVD RF CD A B E F IC201 TA1254F RF Signal Processor IC206 DVDSP 3301 CD DVD DSP DVD SERVO IC400 BAS6859FP Spindle Motor Driver IC400 BA5983 Power Driver DRAM 2...

Страница 23: ...16 Audio DAC IC606 LPF Buffer IC605 LPF Buffer IC704 LPF Buffer NJM4580M OP AMP IC604 LPF Buffer MPEG I F IC301 TO A V BOARD MPEG_RST DA_LRCK DA_BCK DA_XCK DA_DATA0 DA_DATA1 DA_DATA2 DA_DATA3 CH 5 6 REAR L R CH 3 4 FRONT L R CH 1 2 DOWNMIX Lt Rt S_DATA S_CLK DAC_L0 L1 L2 R2 L3 R3 RR WOOFER CENTER RL R1 FR FL Lt Rt R0 L0 7 7 7 ...

Страница 24: ...4 2 8 2 2 4 16 12 2 DVD_LDOM DVD_SD_CSI MCK S_CLK S_DATA DPLL_L DA_DATA 0 3 DA_BCK SPDIF HSYNC VSYNC 2 8 VDATA 0 7 DA_XCK MPEG_CLK Y C COMPOSITE1 Pr Pb Y 3 DSP I F UCOM I F IC301 ZiVA 3 MPEG A V Decoder IC800 IC801 BT865A 861A NTSC PAL Encoder IC306 GM72V1621 1M x 16bit SDRAM IC307 GM72V1621 1M x 16bit SDRAM IC308 PLL1700 CLOCK GENERATROR 27MHz X TAL UCOM I F VIDEO I F AUDIO I F SERVO I F ...

Страница 25: ...LT D 00 15 D 00 15 D 00 15 A 01 19 A 19 21 IOCSI WR SENS_MCOM MICOM_WAIT 2 2 D 00 04 MICOM_RESET PWR_CTL SENS LIMIT_SW MIC_ON CLOSE_SW OPEN_SW MPEG_WAIT ZIERR MPEG_ERROR DAC_L0 RF_LAT DSP_CS MPEG_CS PP_CS 6 8 2 2 A 01 09 19 16 9 16 16 A 01 21 21 2 MPEG_CTL E_DR ZOOM_RST S_XRST XLAT ACT_MUTE V_MUTE A_MUTE 8 IIC_CLK IIC_DATA 2 IC114 EEPROM AT24C02 IC101 XC9536 IC106 ROM 512K x 16 IC102 74HC374 IC107...

Страница 26: ...TIFICATION THIS CIRCUIT DIAGRAM MAY OCCASIONALLY DIF FER FROM THE ACTUAL CIRCUIT USED THIS WAY IMPLEMENTATION OF THE LATEST SAFETY AND PERFORMANCE IMPROVEMENT CHANGES INTO THE SET IS NOT DELAYED UNTIL THE NEW SERVICE LITERATURE IS PRINTED NOTE 1 Shaded parts are critical for safety Replace only with specified part number 2 Voltages are DC measured with a digital voltmeter during Play mode IC903 PI...

Страница 27: ...Filter T E F E R F TRACKING LOOP FOCUS LOOP SPINDLE LOOP SLED LOOP Q202 is defective DVD LD will not be on Q203 is defective CD LD will not be on IC403 is defective No Spindle Full Speed IC219 is defective Servo will not operate IC204 is defective being slipped during search IC209 is defective AD Converter Error 2 RF DVD DSP CIRCUIT DIAGRAM ...

Страница 28: ...3 22 3 23 3 DRIVE CIRCUIT DIAGRAM SPINDLE TRACKING DOOR FOCUS SLIED MOTOR DRIVE SPINDLE ...

Страница 29: ...splay option No CD sound out Over 3V Data error GND OK CD VCD option No power on µ com MPEG command data No power on over 3V normal No power on Check 89MHz No Pb output No Pr output No Y output No composite video output No Luminance output in Y C Video No Chrominance output in Y C Video Video Mute doesn t operate in power on off VIDEO ENCODER VIDEO ENCODER ROM MPEG2 DECODER 16M SDRAM 16M SDRAM VID...

Страница 30: ...or 2CH Audio out bad Q703 704 are defective Headphone output bad IC602 is defective 5 1CH RL RR Audio out bad IC605 is defective 5 1CH RL RR Audio out bad IC708 is defective Mic input bad IC710 711 are defective Digital Data out bad IC709 702 are defective Audio pop noise or Audio output bad IC607 608 609 610 611 612 are defective Audio pop noise or 5 1CH Audio out bad IC606 is defective 5 1CH woo...

Страница 31: ...X P A N D E R EEPROM MUX BCA DECODER AT49F8192A 90TC AM29F800BB GM71C4260CJ60 R197 OPEN OPTION DIVX Audio output is unstable Servo will not operate X101 No Power on Video output level is unstable OPEN Close Error Servo will not operate D 00 15 FLD Error A 00 21 FLD Error ...

Страница 32: ...mocon Receiver RESET ENTER 4 Direction S W SFUTTLE SW509 is defective Direction Key is defect JS500 is defective SCAN wll not operate IC501 is defective Reset Error RE500 is defective R C receiver Error DIG501 is defective FLD is distorted Q500 is defective LED will not operate ...

Страница 33: ...3 34 3 35 8 JACK CIRCUIT DIAGRAM S VIDEO C AUDIO L AUDIO R OPTICAL COMP VIDEO S VIDEO Y EXT DVD can t be changed 16 9 can t be changed Scart Mode can t be changed ...

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