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Toshiba SD-42HKSB, Руководство по обслуживанию

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Toshiba SD-42HKSB Скачать руководство пользователя страница 36

- 2-6 -

2. AUDIO µ. COM Circuit 

POWER ON

Does CD/DVD

appear at FLT?

Does LOADING

appear at FLD?

Does it appear

DVD Error at

FLD?

Does Video1/2

FM 87.5 appear

at FLD?

OK.

Check

Connector(PN103)if

is normally.

Reconnet it.

Refer to SMPS

Refer to oscillator

Circuit.

Check DVD Reset Waveform.

Check IC101 Reset Wavefrom.

Check 3.3V line.

Check Power dection Circuit..

Check power part

of Main B/D.

Check oscillator

of x101.

Check if CN103

Pin        is High.

Check if IC101

Pin        is High.

Check if IC101 Pin 

,         ,          ,          is high

(5V).

Check if IC101 Pin

is High .

Replace IC 101.

Does no Dise or

Time appear at FLD?

Check if DVD an Audio 

Micom Interface is OK.

Check power.

Check DVD Module.

Check SMPS.

17 46 72 90

11

5

26

Содержание SD-42HKSB

Страница 1: ...SERVICE MANUAL DVD RECEIVER FILE NO 810 200217 OCT 2002 VOLUME PHONES TUNING SKIP FUNCTION ON STANDBY FM AM ENTER MONO ST MEMORY SD 42HKSB SD 42HKSE ...

Страница 2: ... 1 1 SECTION 1 OWNER S MANUAL SECTION 2 SERVICE MANUAL ...

Страница 3: ... 1 2 SECTION 1 OWNER S MANUAL Safety Precautions 1 1 INTRODUCTION ...

Страница 4: ... 1 3 Some Dos and Don ts on the Safe Use of Equipment 1 1 INTRODUCTION ...

Страница 5: ...20 Operation with Audio CD and MP3 Disc 1 21 Playing an Audio CD and MP3 Disc 1 21 Pause 1 21 Moving to another Track 1 21 Repeat Track All Off 1 21 Search 1 21 Repeat A B 1 21 Changing the Audio Channel 1 21 Programmed Playback 1 22 Programmed Playback with Audio CD and MP3 Disc 1 22 Programmed Playback with Video CD 1 22 Operation with Radio 1 23 24 Presetting the radio stations 1 23 Listening t...

Страница 6: ... 1 5 Before Use 1 1 INTRODUCTION ...

Страница 7: ... 1 6 1 1 INTRODUCTION ...

Страница 8: ... 1 7 Front Panel and Display Window 1 1 INTRODUCTION ...

Страница 9: ... 1 8 Remote Control 1 1 INTRODUCTION ...

Страница 10: ... 1 9 Rear Panel 1 1 INTRODUCTION ...

Страница 11: ... 1 10 Connections 1 2 PREPARATION ...

Страница 12: ... 1 11 VIDEO OUT IN AUDIO L AUDIO R VIDEO OUT IN AUDIO L AUDIO R OPTICAL 1 2 PREPARATION ...

Страница 13: ... 1 12 1 2 PREPARATION ...

Страница 14: ... 1 13 Before Operation 1 2 PREPARATION ...

Страница 15: ... 1 14 1 2 PREPARATION ...

Страница 16: ... 1 15 TV T A 1 3 2 1 2 PREPARATION ...

Страница 17: ... 1 16 1 2 PREPARATION ...

Страница 18: ... 1 17 er 1 2 PREPARATION ...

Страница 19: ... 1 18 Operation with DVD and Video CD 1 3 OPERATION ...

Страница 20: ... 1 19 T T 1 3 OPERATION ...

Страница 21: ... 1 20 1 3 OPERATION ...

Страница 22: ... 1 21 Operation with Audio CD and MP3 Disc 1 3 OPERATION ...

Страница 23: ... 1 22 Programmed Playback 1 3 OPERATION VCD1 1 VCD2 0 MP3 CD ...

Страница 24: ... 1 23 Operation with Radio 1 3 OPERATION ...

Страница 25: ... 1 24 Additional Information 1 3 OPERATION ...

Страница 26: ... 1 25 1 3 OPERATION ...

Страница 27: ... 1 26 Troubleshooting 1 4 REFERENCE ...

Страница 28: ... 1 27 Language Code List 1 4 REFERENCE ...

Страница 29: ... 1 28 Area Code List 1 4 REFERENCE ...

Страница 30: ... 1 29 Specification 1 4 REFERENCE ...

Страница 31: ...HECK POINT 2 11 INTERNAL BLOCK DIAGRAM OF IC s 2 12 IC VOLTAGE SHEET 2 14 BLOCK DIAGRAM 2 17 SCHEMATIC DIAGRAMS 2 19 PRINTED CIRCUIT DIARGAMS 2 31 SECTION 2 3 DVD PART ELECTRICAL TROUBLESHOOTING GUIDE 2 39 BLOCK DIAGRAMS 2 47 SCHEMATIC DIAGRAMS 2 51 WAVEFORMS 2 59 PRINTED CIRCUIT DIAGRAM 2 65 SECTION 2 4 MECHANSIM 2 69 SECTION 2 5 EXPLODED VIEWS 2 73 SECTION 2 6 SPEAKER PART 2 77 SECTION 2 7 REPLA...

Страница 32: ...er 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 th...

Страница 33: ...lacing 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 l...

Страница 34: ...es 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 comparable co...

Страница 35: ...ING GUDIE Turn power on Is power on Does initial read work Does it play Does it output audio Check power supply circuit Check laser circuit Check focus circuit Check disc Check tracking servo circuit Check audio circuit OK YES YES YES YES NO NO NO NO 1 ...

Страница 36: ...o SMPS Refer to oscillator Circuit CheckDVDResetWaveform CheckIC101ResetWavefrom Check3 3Vline CheckPowerdectionCircuit Checkpowerpart ofMainB D Checkoscillator ofx101 CheckifCN103 Pin isHigh CheckifIC101 Pin isHigh CheckifIC101Pin ishigh 5V CheckifIC101Pin isHigh Replace IC 101 DoesnoDiseor TimeappearatFLD CheckifDVDanAudio MicomInterfaceisOK Checkpower CheckDVDModule Check SMPS 17 46 72 90 11 5 ...

Страница 37: ...is OK Check if the Front power is OK 1 Refer to SMPS Part Reconnec it Checkifthe VFD001Pins areOK Check Patten and Resoldering CheckifallButtens areOK Check if the Volume is OK Checkifthe Headphoneis OK Checkifthe Remoconis OK Front B D OK 1 PN101 Pins Pin 1 32V Pin 8 28V Pin 9 32V Pin 20 12V ...

Страница 38: ...o power SMPS Refer to power SMPS Refer to SMPS part Refer to SMPS ReplaceR027 R036 ReplaceR023 R024 Check ifthePowerpartofthe FrontisOK Checkifthe PowerPartofthe FrontisOK Checkifthe RMC001Volume is OK 5V Checkifthe Remoconwaveformofthe PN101pin11 Check if the PN101 pin19 is Low Checkif headphoneJack inJK001is OK Refer to M COM Circuit Check Main B D Replace RMC 001 Check RMC Circuit Refer to Mico...

Страница 39: ...X Program counter Verified the Flash memory FLASH XX XX Program counter Completed the download FINISHED If an error was occurred during download do not unplug the Power cord and retry the download form the P C until it is completed 2 DVD player with CD RW option for models using C CUBE MPEG chip marking on the IC is ZIVA 2 1 Make the DVD program upgrade Disc as following procedure Recommended S W ...

Страница 40: ... format ISO9660 Format the CD RW Disc as below Make the Folder name to lg_dvd UPGRADE lg under root folder lg_dvd_firmware upgrade lg Download the source file in the folder Ex If the source file is lg_a3_korea bin lg_dvd firmware upgrade lg lg_a3_korea bin 3 2 UPgrade the firmware for DVD player as followings ACTION FLD display on dvd player Insert the upgraded Disc into the DVD player solt Press ...

Страница 41: ...2V Div 500nS Div OV 2V Div 500nS Div OV 2V Div 500nS Div OV 384kHz 2V Div 500nS Div OV 2V Div 500nS Div OV 1 2 5 7 IC 201 pin L R clock data input wavefrom during normal operation IC 201 pin Bit clock data input waveform during normal operation 1 1 3 4 42 43 IC 301 pin PWM data output wavefrom during normal operation 1 5 53 54 56 57 60 61 63 64 67 68 70 71 ...

Страница 42: ... 2 12 INTERNAL BLOCK DIAGRAM OF ICs CS4228 CS49300 ...

Страница 43: ... 2 13 CS8415A NJM2279 NJU7312A ...

Страница 44: ... 0 28 PS9702B IC301 PIN No Volt V PIN No Volt V PIN No Volt V PIN No Volt V 1 0 26 0 51 3 21 76 2 92 2 0 27 0 52 0 77 3 21 3 3 21 28 0 53 1 6 78 0 4 4 78 29 0 54 1 6 79 3 28 5 30 55 0 80 0 6 2 95 31 0 56 1 6 81 3 21 7 1 67 32 3 21 57 1 6 82 3 21 8 0 33 0 58 3 21 83 0 9 0 34 0 59 0 84 3 21 10 0 35 0 60 1 6 85 0 11 0 36 0 61 1 6 86 1 67 12 0 37 0 62 0 87 0 13 0 38 1 62 63 1 6 88 0 14 0 39 0 64 1 6 8...

Страница 45: ... 0 96 4 79 22 3 59 47 1 72 5 08 97 4 79 23 3 59 48 1 73 0 98 0 24 3 59 49 1 74 3 94 99 1 79 25 0 9 50 1 75 0 100 3 19 NJU7312AM IC501 PIN No Volt V PIN No Volt V 1 12 16 0 2 0 17 0 3 0 18 0 4 0 19 0 5 0 20 0 6 0 21 0 7 0 22 0 8 0 23 0 9 0 24 0 10 0 25 0 11 0 26 0 12 0 27 0 13 28 0 14 29 0 15 30 12 CS4228 IC205 PIN No Volt V PIN No Volt V 1 0 16 2 5 2 0 17 2 2 3 0 18 3 5 4 1 5 19 2 2 5 1 5 20 2 2 6...

Страница 46: ...Volt V 1 2 5 3 IC911 PIN No Volt V 1 2 3 5 PN901 CN901 PIN No Volt V 1 30 2 25 3 37 4 37 5 37 6 5 1 7 8 9 10 PN902 CN902 PIN No Volt V 1 27 6 2 27 6 3 27 6 4 16 9 5 5 8 6 5 8 7 0 8 9 10 5 8 IC922 PIN No Volt V 1 2 8 1 3 IC924 PIN No Volt V 1 2 3 3 3 IC926 PIN No Volt V 1 2 3 3 3 ...

Страница 47: ...Rack Rubber Rear Frame Assembly Up Down Belt Loading Gear Pulley Gear Loading Guide Up Down PWB Assembly Loading Base Main 2 Screws 2 Locking Tabs 4 Screws 1 Connector 1 Locking Tabs 1 Screw 1 Screw 1 Locking Tab 1 Locking Tab 1 Locking Tab 1 Hook 2Screw 2 Locking Tabs 4 1 4 1 4 1 4 1 4 1 4 2 4 3 4 3 4 3 4 3 4 3 4 4 4 4 4 4 4 4 4 4 4 4 4 4 Bottom Bottom Procedure Parts Fixing Type Fig ure Disass e...

Страница 48: ... direction and then lift up the Plate Clamp 1 1 2 Magnet Clamp 1 1 3 Clamp Upper 2 Tray Disc Fig 4 2 1 Insert and push a Driver in the emergency eject hole A at the right side or put the Driver on the Lever B of the Gear Emergency and pull the Lever B in direction of arrow so that the Tray Disc is ejected about 15 20mm 2 Pull the Tray Disc until it is separated from the Base Main completely BASE M...

Страница 49: ...DLE GEAR ASSEMBLY FEED BASE PU OUTSERT PICK UP ASSEMBLY GENERAL MOTOR ASSEMBLY SPINDLE RUBBER REAR S2 3 Base Assembly Sled Fig 4 3 1 Release 4 Screw S2 2 Disconnect the FFC Connector C1 3 1 Gear Assembly Feed 1 Unhook the Locking Tab L2 in direction of arrow 3 2 Gear Middle 3 3 Gear Assembly Rack 1 Release the Scerw S3 4 Rubber Rear Fig 4 3 Fig 4 3 ...

Страница 50: ...lt Loading Fig 4 4 Put the Base Assembly Main on original position Top Side 7 Gear pulley Fig 4 4 1 Unlock the Locking Tab L4 in direction of arrow B and then separate the Gear Pulley from the Base Main 8 Gear Loading Fig 4 4 9 Guide Up Down Fig 4 4 1 Move the Guide Up Down in direction of arrow A as Fig A 2 Push the Locking Tab L5 down and then lift up the Guide Up Down to separate it from the Ba...

Страница 51: ...55 TUNER 355 A47 305 454 301 A46 302 456 306 266 454 351 A00 A40 A41 271 272 SECTION 2 5 EXPLODED VIEWS CABINET AND MAIN FRAME SECTION NOTE Refer to SECTION 2 7 REPLACEMENT PARTS LIST in order to look for the part number of each part ...

Страница 52: ...UPPER 004 4930R 0171A HOLDER CLAMP 008 4470R 0047A GEAR ASSY RACK 009 4470R 0053A GEAR MIDDLE 011 3210R 0058A FRAME UP D MULTI 012 5040R 0047B RUBBER DAMPER E2 5040H 1054A CHUNPOO 012A 5040R 0047D RUBBER DAMPER HARDNESS 30 DARKGREEN 013 4400R 0006A BELT LOADING 014 4470R 0055A GEAR PULLEY 015 6871R 4415E PWB PCB ASSEMBLY TOTAL LOADING DP 4R MULTI HZ 016 4470R 0050A GEAR ASSY FEED 017 4470R 0056A G...

Страница 53: ... FRONT FE 3636TE TOSHIBA FE 36 853 3110RM0009B CASE REAR FE 3636TE TOSHIBA MOLD F 854 6871RU4116B PWB PCB ASSEMBLY SUBSET AUDIO FE 3620TE 2P NEW TERMINAL 150M 855 6871RU4117E PWB PCB ASSEMBLY SUBSET AUDIO FE 3620TE HOUSING 0 16 11C 5M 856 6871RU4117F PWB PCB ASSEMBLY SUBSET AUDIO FE 3620TE HOUSING 0 16 11C 10 857 3806RM0006B DECO FE 3620TE AIR PLATE 858 353M025U SCREW DRAWING 2 D3 0 L27 0 MSWR3 FZ...

Страница 54: ...4766RM0006B FELT DUCT FE 3620WE 320X10X1T BLACK 853 3091RMW010D CABINET ASSEMBLY ASSY FE 3620WE BF BB PB 9T CAB 855 6400RMSJ02B SPEAKER WOOFER CW 165B30L 1 SAMMI WOOFER 3620 856 3701RM0005D NET ASSEMBLY ASSY FE 3636WE TOSHIBA 857 6871RU3091D PWB PCB ASSEMBLY SUBSET AUDIO FE 3620WE HOUSING AWG 24 2 5M 859 353M050C SCREW BH 3 5X16 FBK RUN DATE 09 AUGUST 2002 ...

Страница 55: ...C M L TC 33P 50V J COG 1 6X0 8 R TP C104 79092026 0CH4330K412 CAPACITOR CHIP CERAMIC M L TC 33P 50V J COG 1 6X0 8 R TP C109 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C201 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C202 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C203 79092014 0CH1104K942 CAP...

Страница 56: ... CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C295 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C296 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C2A0 79097108 0CE4764F638 CAPACITOR ELECTROLYTIC 47M SRA SS 16V M FM5 TP 5 C2A3 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C2A4 79097104 ...

Страница 57: ...2 CAPACITOR FIXED CERAMIC Temp c 0 01UF 50V 10 X7R X 1608 R T C324 79092021 0CH1473H942 CAPA CHIP CERAMIC M L H D F S 0 0470UF 25V Z Y5V F 1608 R T C325 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C326 79092014 0CH1104K942 CAPACITOR CHIP CERAMIC M L HD 0 1UF 50V Z Y5V F 1508 R TP C3F1 79092018 0CH1225F944 CAPACITOR FIXED CERAMIC Temp c 2 2UF 16V 80 20 Y5V F 3216 ...

Страница 58: ...ACITOR FIXED CERAMIC Temp c 1000PF 50V 10 X7R X 1608 R T C578 79098714 0CH1102K562 CAPACITOR FIXED CERAMIC Temp c 1000PF 50V 10 X7R X 1608 R T C579 79097121 0CH4101K412 CHIP CAPA CERAMIC M L T C F S 100P 50V J COG 1 6X0 8 R TP C580 79097121 0CH4101K412 CHIP CAPA CERAMIC M L T C F S 100P 50V J COG 1 6X0 8 R TP C583 79097121 0CH4101K412 CHIP CAPA CERAMIC M L T C F S 100P 50V J COG 1 6X0 8 R TP C584 ...

Страница 59: ...CTOR CS4228A KSR 28 SSOP R TP 24BIT IC206 79094027 GITO704000F IC TOSHIBA TC7W04FU IC206 79097517 0ICB841500B IC CRYSTAL SEMICONDUCTOR CS8415A CZR 28P TSSOP R TP 96K IC207 79097519 0IFA742440H IC FAIRCHILD 74VHC244MTCX 20 TSSOP R TP LIN IC208 79097519 0IFA742440H FAIRCHILD 74VHC244MTCX 20 TSSOP R TP LIN IC2A1 79098741 0ILNRHI003A IC LINEAR HD153702TF HITACHI 64 TQFP TRA IC2A2 79094009 0IJR341400C ...

Страница 60: ...2JT CERATECH TP L3F1 79091005 6200HJC102A FILTER CIRC EMC HB 1M2012 102JT CERATECH TP L502 79091005 6200HJC102A FILTER CIRC EMC HB 1M2012 102JT CERATECH TP L503 79091005 6200HJC102A FILTER CIRC EMC HB 1M2012 102JT CERATECH TP L504 79091005 6200HJC102A FILTER CIRC EMC HB 1M2012 102JT CERATECH TP L505 79091005 6200HJC102A FILTER CIRC EMC HB 1M2012 102JT CERATECH TP L506 79093020 0RH0000C622 RESISTOR...

Страница 61: ...6 W 1608 5 03 D R114 79093029 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 03 D R115 79093030 0RH1004C622 RESISTOR METAL GLAZED CHIP 1M OHM 1 16 W 1608 5 03 D R116 79093029 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 03 D R118 79093027 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 03 D R119 79093027 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16...

Страница 62: ... GLAZED CHIP 100 OHM 1 16 W 1608 5 03 D R231 79093020 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 03 D R231 79093027 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 03 D R232 79093027 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 03 D R232 79093029 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 03 D R233 79093027 0RH1000C622 RESISTOR METAL G...

Страница 63: ... 5 6K OHM 1 16 W 1608 5 03 D R2D4 79093047 0RH5601C622 RESISTOR METAL GLAZED CHIP 5 6K OHM 1 16 W 1608 5 03 D R2D5 79093050 0RH6801C622 RESISTOR METAL GLAZED CHIP 6 8K OHM 1 16 W 1608 5 03 D R2D6 79093026 0RH0912C622 RESISTOR METAL GLAZED CHIP 91 OHM 1 16 W 1608 5 03 D R2E6 79093027 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 03 D R2E7 79093027 0RH1000C622 RESISTOR METAL GLAZED CH...

Страница 64: ...OR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 03 D R320 79093045 0RH4701C622 RESISTOR METAL GLAZED CHIP 4 7K OHM 1 16 W 1608 5 03 D R321 79093028 0RH1001C622 RESISTOR METAL GLAZED CHIP R1K OHM 1 16 W 1608 5 03 D R321 79093020 0RH0000C622 RESISTOR METAL GLAZED CHIP 0 OHM 1 16 W 1608 5 03 D R322 79093027 0RH1000C622 RESISTOR METAL GLAZED CHIP 100 OHM 1 16 W 1608 5 03 D R323 79093020 0RH0000C622 RESISTOR ...

Страница 65: ...OHM 1 16 W 1608 5 04 D R531 79093049 0RH6800C622 RESISTOR METAL GLAZED CHIP 680 OHM 1 16 W 1608 5 04 D R532 79093049 0RH6800C622 RESISTOR METAL GLAZED CHIP 680 OHM 1 16 W 1608 5 04 D R533 79093029 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 04 D R533 79093049 0RH6800C622 RESISTOR METAL GLAZED CHIP 680 OHM 1 16 W 1608 5 04 D R534 79093029 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K ...

Страница 66: ...16 W 1608 5 03 D R612 79098771 0RH2200C622 RESISTOR METAL GLAZED CHIP 220 OHM 1 16 W 1608 5 03 D R711 79098771 0RH2200C622 RESISTOR METAL GLAZED CHIP 220 OHM 1 16 W 1608 5 03 D R713 79093029 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 03 D R714 79093029 0RH1002C622 RESISTOR METAL GLAZED CHIP 10K OHM 1 16 W 1608 5 03 D R731 79098771 0RH2200C622 RESISTOR METAL GLAZED CHIP 220 OHM 1 ...

Страница 67: ...RANDE DO34 503MW ZD971 79097512 0DZ330009AR DIODE ZENERS GDZJ33D GRANDE TP52 33V 8U ZD972 79097514 0DZ510009AH DIODE ZENER GDZJ5 1B TP GRANDE DO 34 503MW ZD973 79097514 0DZ510009AH DIODE ZENER GDZJ5 1B TP GRANDE DO 34 503MW ZD974 79097513 0DZ470009AD DIODE ZENER GDZJ4 7B TP GRANDE DO34 503MW ZD981 79097513 0DZ470009AD DIODE ZENER GDZJ4 7B TP GRANDE DO34 503MW 2 91 ...

Страница 68: ...SERVICE MANUAL DVD RECEIVER FILE NO 810 200217 AUGUST 2002 SD 42HK S TE VOLUME PHONES TUNING SKIP FUNCTION ON STANDBY FM AM ENTER MONO ST MEMORY ...

Страница 69: ...SERVICE MANUAL DVD RECEIVER FILE NO 810 200217 OCT 2002 VOLUME PHONES TUNING SKIP FUNCTION ON STANDBY FM AM ENTER MONO ST MEMORY SD 42HKSB SD 42HKSE ...

Страница 70: ...2 17 2 18 BLOCK DIAGRAM ...

Страница 71: ...2 19 2 20 SHEMATIC DIAGRAMS AMP SCHEMATIC DIAGRAM ...

Страница 72: ...2 21 2 22 I O SCHEMATIC DIAGRAM ...

Страница 73: ...2 23 2 24 DSP DIGITAL AUDIO PROCESSING SCHEMATIC DIAGRAM ...

Страница 74: ...2 25 2 26 FRONT POWER SCHEMATIC DIAGRAM NOTE Warning Parts that are shaded are critical With respect to risk of fire or electrical shock ...

Страница 75: ... SMPS SCHEMATIC DIAGRAM 2 27 2 28 NOTE Warning Parts that are shaded are critical With respect to risk of fire or electrical shock ...

Страница 76: ... µ COM SCHEMATIC DIAGRAM 2 29 2 30 ...

Страница 77: ...2 31 2 32 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD SOLDER SIDE ...

Страница 78: ...2 33 2 34 MAIN P C BOARD COMPONENT SIDE ...

Страница 79: ...2 35 2 36 MAIN FRONT P C BOARD SOLDER SIDE MAIN FRONT P C BOARD COMPONENT SIDE ...

Страница 80: ...2 37 2 38 POWER P C BOARD NOTE Warning Parts that are shaded are critical With respect to risk of fire or electrical shock ...

Страница 81: ...1 normal Are IC501 Pins193 80 and 81 normal Does no DISC appear Does CD DVD appear at FLD Is P5101 connected normally Is P5501 Pin8 normal The waveform on AD 00 21 of IC501 normal Are IC305 Pins68 normal Replace Main B D Check the oscillation Check short OK Replace IC501 Check power Refer to power If power is normal OK POWER ON 1 1 YES YES YES YES YES YES YES YES A NO NO NO NO NO NO NO NO NO NO A ...

Страница 82: ...ES YES If OK YES YES If OK YES If OK YES If OK Check MPEG_CLK Signal 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 Check Video jack YES If OK YES If OK YES If OK Refer to Video part Refer to MPEG part Replace B D VIDEO ABNORMAL ...

Страница 83: ...rror Check the disc If OK YES If OK YES If OK Refer to Servo part Check MPEG_CLK Signal of MPEG part Check DSP Check MPEG YES If OK Replace B D PICTURE ABNORMAL Check Disc YES If OK YES If OK Refer to Servo part Replace B D DISC ERROR ...

Страница 84: ...om MPEG decoder Does the moving picture of the video CD play on the screen normally Does the audio sound output normally END Check power clock Check CD DVD DSP output signal Check MPEG Decoder input signal 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 YE...

Страница 85: ...6 when the power is on Does TTL pulse output to IC201 Pin156 Does 33 8688MHz clock input to IC201 Pin59 Is IC201 Pins79 80 84 88 voltage about 2 2V Replace IC201 IC206 soldering or IC defect Check power circuit Check 2 µ COM Part Replace X201 or IC206 33MHz clock defect CHECK POINT General END NO NO NO NO NO YES YES YES YES YES ...

Страница 86: ...ns move up and down Check Focus Driver output IC201 Pin88 IC2M1 Pins37 38 Check SLED Driver output IC201 Pin80 IC2M1 Pins28 29 IC201 Pin80 no output IC201 is defective IC2M1 Pins26 27 no output IC2M1 is defective IC201 Pin88 no output IC201 is defective IC2M1 Pins37 38 no output IC2M1 is defective DECK assembly is defective Slide the pick up to inner track Power on Check loading Part Push Pick up ...

Страница 87: ... appear OPEN CLOSE Replace µ COM or IC201 Replace IC201 Check IC2A1 Pins47 50 51 52 in DVD Mode Fig 3 FOCUS ERROR waveform IC201 no output Pick up is defective Check IC201 and IC2M1 when PMD03 Pin6 is abnormal Check IC2M1 Pin21 PMD03 Pin6 turn when the IC2M1 Pin21 is less than 2 2V Video Part is defective Check 5 MPEG Circuit Check 7 OSD Video Circuit Replace µ COM part IC2A1 is defective DISC IN ...

Страница 88: ...ye Pattern RF 1 5 1 6V TP2A0 Fig 5 RF waveform Check IC2A1 Pin3 No signal Pick up is defective Replace IC201 Check IC201 Pin84 No signal at IC201 IC201 is defective Check IC201 Pin165 Check the clock at the IC201 Pins37 59 Both are normal IC201 is defective Replace IC2A1 CHECK A END NO NO NO NO YES YES YES YES ...

Страница 89: ...Motor Actuator Driver PICK UP DVD A B C D FE TE PI SBADD SENS FOK SLD_FG MSDATO DEFECT DSP_SENSE SQSO SQCK SCOR XLAT S_CLK S_DATA DSP_CS WR RD DO 0 7 AO 0 5 DVD_DATA 0 7 MCK UCOM I F MPEG I F UCOM I F M D DVD CD RF MIRR TZC ICADDR 0 8 ICDATA 00 15 MON MDP FDO TDO FMO Spindle focus tracking loading sled SPINDLE_FG Load open close loading control CD A B C D E F 4 4 5 3 3 3 8 6 8 8 2 4 9 16 ...

Страница 90: ...TA 0 7 DAI_DATA DA_DATA 0 3 DA_BCK DA_XCK DA_LRCK SPDIF AUDIO I F A V JACK I F U COM I F SERVO I F DA_XCK MPEG_CLK 8 SDCLK1 ZISENB REQZ1 2 2 A 00 02 D 00 07 MPEG_ERROR MPEG_RST DVD_SD_CS0 DVD_UDQM DVD_MD 0 15 DVD_MA 0 11 DVD_SD_CAS DVD_SD_RAS DVD_SD_CLK DVD_MWE DVD_LDQM DVD_SD_CS1 S_CLK S_DATA DPLL_L MCK 8 4 4 2 12 16 3 CVBS Y SEL Y G PB B PR R CVBS Y C Y G PB B PR R IC372 LA7135AM SwitchIC ...

Страница 91: ...UTE DAC_RST Y_SEL MPEG_ERROR DAC_L0 RF_LAT DSP_CS MPEG_CS PP_CS 16 Y_SEL MPEG_RST PWR_CTL SENS LIMIT_SW MIC_ON CLOSE_SW OPEN_SW MPEG_W AIT 16 9 MPEG_RST M_RESET M_RESET RXD0 TXD0 SCK0 F_REQ MODE_SW M_REQ ECHO IIC_CLK IIC_DATA SENS_MCOM MICOM_WAIT IOCS1 WR D 00 04 A 19 21 A 01 19 D 00 15 A 01 09 D 00 15 A 01 21 21 D 00 15 D 00 07 DAC_RST E_DR S_XRST XLAT ACT_MUTE LOAD_OPEN LOAD CLOSE PWR_RST EXP_W2...

Страница 92: ... 2 50 MEMO ...

Страница 93: ...2 51 2 52 SCHEMATIC DIAGRAMS DRIVE RF SCHEMATIC DIAGRAM ...

Страница 94: ...2 54 2 53 MPEG SCHEMATIC DIAGRAM ...

Страница 95: ...2 55 2 56 µ COM SCHEMATIC DIAGRAM ...

Страница 96: ...2 57 2 58 DVD DSP DIGITAL SIGNAL PROCESSING SCHEMATIC DIAGRAM ...

Страница 97: ...us Error IC2A1 Pin 36 Pi IC2A1 Pin 57 RF IC201 Pin 88 SLED Drive FMO IC201 Pin 18 SLED FG IC2A1 Pin 42 Focus Error Focus Search IC2A1 Pin 83 Focus Drive FDO IC501 Pin 98 MPEG Clock 27MHz IC501 PIN 118 COMPONENT Y IC501 Pin 114 Component Pb IC501 Pin 112 Component Pr IC2A1 Pin 41 Tracking Error IC2A1 Pin 41 VBR TRACKING Error IC501 Pin 118 Composite IC501 Pin 112 Chrominance Super video out Mode IC...

Страница 98: ... 0 0 0 44 0 47 0 0 79 0 36 0 56 62 0 0 0 0 3 12 3 11 0 2 26 0 37 0 62 63 3 13 0 0 0 0 45 0 35 0 0 74 5 03 5 02 64 0 0 0 0 0 0 0 0 78 0 0 65 0 0 0 0 0 0 0 0 66 3 12 0 0 0 0 0 0 0 67 0 0 0 0 0 0 31 3 11 3 1 68 3 13 3 12 3 11 3 1 1 51 0 1 6 1 59 69 4 08 0 0 0 0 1 5 0 0 70 3 13 0 0 3 16 1 47 0 0 0 71 0 0 3 11 3 1 0 0 0 0 72 3 13 3 13 0 0 0 0 0 0 73 0 0 0 0 0 0 0 0 74 0 0 3 11 3 1 0 0 0 0 45 75 0 78 0 ...

Страница 99: ... 23 37 21 61 25 01 3 19 3 19 38 23 65 23 06 2 93 3 92 39 23 65 23 09 0 0 40 23 57 23 08 0 0 41 25 6 23 07 1 3 1 31 42 25 6 25 03 1 48 1 47 43 25 6 25 03 1 57 0 44 25 6 23 07 1 58 1 58 45 27 6 25 07 0 0 46 27 6 21 16 3 15 3 15 47 27 5 25 11 0 0 48 27 5 24 76 0 0 49 27 5 27 86 0 0 50 27 5 26 88 0 0 51 6 73 6 69 3 15 3 14 52 25 7 25 13 0 0 53 25 6 25 08 54 25 6 25 16 55 25 6 25 15 56 25 6 25 08 57 25...

Страница 100: ...2 65 2 66 PRINTED CIRCUIT DIAGRAM DVD P C BOARD SOLDER SIDE ...

Страница 101: ...2 67 2 68 DVD P C BOARD COMPONENT SIDE ...

Страница 102: ...MEMO MEMO ...

Страница 103: ...SERVICE MANUAL DVD RECEIVER FILE NO 810 200217 AUGUST 2002 SD 42HK S TE VOLUME PHONES TUNING SKIP FUNCTION ON STANDBY FM AM ENTER MONO ST MEMORY ...

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