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Daewoo DTH-20D5FS, Руководство по обслуживанию

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Daewoo DTH-20D5FS Скачать руководство пользователя страница 25

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J050

85801065GY

WIRE COPPER

AWG22 1/0.65 TIN COATING

J051

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

J075

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

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AWG22 1/0.65 TIN COATING

J080

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AWG22 1/0.65 TIN COATING

J081

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AWG22 1/0.65 TIN COATING

J082

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AWG22 1/0.65 TIN COATING

J083

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AWG22 1/0.65 TIN COATING

J084

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AWG22 1/0.65 TIN COATING

J085

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AWG22 1/0.65 TIN COATING

J086

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AWG22 1/0.65 TIN COATING

J087

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AWG22 1/0.65 TIN COATING

J088

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AWG22 1/0.65 TIN COATING

J089

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AWG22 1/0.65 TIN COATING

J090

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AWG22 1/0.65 TIN COATING

J091

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AWG22 1/0.65 TIN COATING

J092

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AWG22 1/0.65 TIN COATING

LOC

PART CODE

PART NAME

PART DESCRIPTION

REMARK

SERVICE PARTS LIST

Содержание DTH-20D5FS

Страница 1: ...H 2 CH 6 UHF H CH 7 CH 13 UHF CH 14 CH 69 VHF L 5A A B A 5 A 1 CH 2 CH 6 VHF H C W 11 CH 7 CH 13 UHF W 12 W 84 5W 5W 8 ohm 5W x 2EA 75 ohm Unbalanced Font Video Audio Earphone Rear Video Audio R L Picture IF Carrier Frequency 45 75 MHZ Sound IF Carrier Frequency 41 25 MHZ Color Sub Carrer Frequency 3 579545 MHZ R 43A01 1 ICON MENU TYPE 2 3 Language OSD 3 WITH CAPTION 4 CH LABEL SPECIFICATIONS DTH ...

Страница 2: ...ode Adjustment 5 Assembly Adjustment 6 SCHEMATIC DIAGRAM 10 EXPLODED VIEW 11 PRINTED CIRCUIT BOARD 13 SERVICE PARTS LIST 14 TROUBLE SHOOTING GUIDE 32 1 No Poweer 32 2 No Picture 33 3 No Sound 34 4 CH Don t Stop 35 5 No Color 36 6 No Vertical Deflection 36 7 No On Screen Display 37 8 Remote ControlDoes Not Operate 37 ...

Страница 3: ...A B A 5 A 1 CH 2 CH 6 VHF H C W 11 CH 7 CH 13 UHF W 12 W 84 SOUND OUTPUT 5W 5W SPEAKER 8 ohm 5W x 2EA ANTENNA INPUT IMPEDANCE 75 ohm Unbalanced AUXILIARY INPUT TERMINAL Front Video Audio Earphone Rear Video Audio R L INTERMEDIATE FREQUEN CIES Picture IF Carrier Frequency 45 75 MHZ Sound IF Carrier Frequency 41 25 MHZ Color Sub Carrer Frequency 3 579545 MHZ REMOTE CONTROL R 43A01 SPECIAL FUNCTIONS ...

Страница 4: ... SCL SDA RGB SOUND IC MSP3430G SCL SDA Screen Fouse H V FBT HEATER POWER IC 2SK2677 EEPROM IR SW1 SW5 SAW FILTER VIDEO AMP TDA6103Q 10V 28V SOUND AMP TDA7266 IF DET OUT TRAP BPF 5V 9V 5V X RAY SMPS TRANS TSM 3541A5 DPM001T1A 14V 5V 33V VERTICAL LA7841 HOR OUTPUT 2SD2499 DEFLECTION YOKE OCP 26V 14V 9V 5V EARPHONE A V IN 2 RF 220V A V IN 1 ...

Страница 5: ...is button to turn the TV s menu system on and off 6 DISPLAY Use this button to display the channel numbeer and status 7 INPUT Use this button to select the TV s signal source 8 VIDEO Use this button to display video adjustment 9 0 9 Use these buttons to change channels 10 SLEEP Use this button to program the TV to turn off after a certain time 11 PREVIOUS Use this button to return to the previous ...

Страница 6: ...volume up or down button to enter in the service mode you wish to adjust 2 How to memorize the adjusted values in the service mode Must press DISPLAY button the state which the screen is displaying each of service menus after all adjustments are completed each of all service menu Table A Adjust the values of service mode when a part is replaced PART REPLACED ADJUSTMENT NOTES NECESSARY UNNECESSARY ...

Страница 7: ...SI 0 63 Align vertical DC bias using internal cross pattern S7 Vertical Size V SIZE 0 127 Align vertical amplitude using internal cross pattern S7 NO SD POWER OFF YES Automatically turn off in 15min for no received signal Vertical S Correction V SC 0 0 31 Must be set to 6 Vertical Linearity V LIN 20 0 31 Must be set to 16 S7 Internal Black Display internal BLACK pattern Internal 100 White Display ...

Страница 8: ......

Страница 9: ...ume down adjust service adjustment data of RD GD BD and RB GB BB until a good gray scale with normal whites is obtained ALIGNMENT INSTRUCTIONS Press the DISPLAY button to memorize the data 6 DIGITAL PRESET D P ADJUSTMENTS S9 SUBBRIGHTNESS ADJUSTMENT Receive a good local channel Enter the service mode and select service adjustment S9 You can see the OSD as shoown in below RD 58 GD 10 BD 65 RB 105 G...

Страница 10: ...lue to obtain normal brightness level Press the DISPLAY button to memorize the data CONTRAST Fixed value 10 TINT Fixed value 27 COLOR Fixed value 15 7 FACTORY OUTGOING MODE S12 FACT If you select the S12 then the set becomes factory outgoing status You can see the OSD outgoing OK ...

Страница 11: ...10 CM 220B CHASSIS SCHEMATIC DIAGRAM ...

Страница 12: ...11 EXPLODED VIEW DTH 20D5FS ...

Страница 13: ...12 EXPLODED VIEW DTH 21D4FS ...

Страница 14: ...13 PRINTED CIRCUIT BOARD ...

Страница 15: ...BK CRT1C 4856013302 SCREW CRT FIXING 30X190 BK M191 4851940501 BUTTON CTRL 4945802 5541201 M192 4851940601 PANEL FRONT AS 2326511 4856401 6716000 M192A 7178301212 SCREW TAPPTITE TT2 WAS 3X12 MFZN BK M201A 7172401412 SCREW TAPPTITE TT2 TRS 4X14 MFZN BK M531 4855313101 DECO COVER PC BK M541 4855415800 SPEC PLATE 150ART P E FILM C TV M561 4855617500 MARK BRAND CU AU ABS BK M681 4856812001 TIE CABLE N...

Страница 16: ... 7174300811 I301 PTC2SW4607 IC VERTICAL LA7841 R I301A 4857024607 HEAT SINK AL EX DG I301B 7174300811 SCREW TAPPTITE TT2 RND 3X8 MFZN I401 1K1A7805P1 IC REGULATOR KIA7805API I501 1LA76805 IC MAIN LA76805 I601 PTB2SW6113 HEAT SINK ASS Y 1TDA7266 7174301011 1 1TDA7266 IC AUDIO TDA7266 0000A 4857026113 HEAT SINK AL EX 0000B 7174301011 SCREW TAPPTITE TT2 RND 3X10 MFZN I602 1MSP3430A4 IC AUDIO MSP3430G...

Страница 17: ...83 DDC7R0M290 POSISTOR ECPCD7R0M290 R RLY1 5SC0101338 SW RELAY DQ5D1 O M GJ SS 105LM RS801 DSVC471D14 VARISTOR SVC471D14A SCT1 4859303430 SOCKET CRT PCS633A R SF101 5PTSF5241P FILTER SAW TSF5241P SW801 5S40101143 SW POWER PUSH PS3 22SP P C B T401 50D0000022 TRANS DRIVE HD 15D T402 50H0000210 FBT LTC 509 T801 50M3541A5 TRANS SMPS TSM 3541A5 U102 4859720130 TUNER VARACTOR DT5 NF20D X502 5XE4R4336C C...

Страница 18: ... R412 RS01Z479J R M OXIDE FILM 1W 4 7 OHM J TAPPING R611 RS02Z390JS R M OXIDE FILM 2W 39 OHM J SMALL R804 RS02Z278JS R M OXIDE FILM 2W 0 27 OHM J SMALL R814 RS02Z159JS R M OXIDE FILM 2W 1 5 OHM J SMALL R816 RS02Z129JS R M OXIDE FILM 2W 1 2 OHM J SMALL ZZ200 PTFMSJD362 PCB MAIN RADIAL AS DTH 20D5FS C101 CEXF1H109V C ELECTRO 50V RSS 1MF 5X11 TP C102 CEXF1C101V C ELECTRO 16V RSS 100MF 6 3X11 TP C103 ...

Страница 19: ...1H101K C CERA 50V B 100PF K TAPPING C518 CEXF1H478V C ELECTRO 50V RSS 0 47MF 5X11 TP C520 CEXF1H109V C ELECTRO 50V RSS 1MF 5X11 TP C521 CEXF1H100V C ELECTRO 50V RSS 10MF 5X11 TP C523 CEXF1E470V C ELECTRO 25V RSS 47MF 5X11 TP C525 CEXF1H109V C ELECTRO 50V RSS 1MF 5X11 TP C530 CEXF1H100V C ELECTRO 50V RSS 10MF 5X11 TP C551 CEXF1H478V C ELECTRO 50V RSS 0 47MF 5X11 TP C556 CXCH1H809D C CERA 50V CH 8PF...

Страница 20: ...07 CMXM2A103J C MYLAR 100V 0 01MF J TP C815 CEXF2A100V C ELECTRO 100V RSS 10MF 6 3X11 TP C818 CEXF1C101V C ELECTRO 16V RSS 100MF 6 3X11 TP C819 CEXF1H470V C ELECTRO 50V RSS 47MF 6 3X11 TP C902 CMXL2E104K C MYLAR 250V MEU 0 1MF K C903 CMXM2A224J C MYLAR 100V 0 22MF J CA01 CEXF1H108V C ELECTRO 50V RSS 0 1MF 5X11 TP CA15 CEXF1H108V C ELECTRO 50V RSS 0 1MF 5X11 TP CA16 CEXF1H108V C ELECTRO 50V RSS 0 1...

Страница 21: ... OHM J SMALL R915 RN01B124JS R METAL FILM 1W 120K OHM J SMALL SW702 5S50101090 SW TACT THVH472GCA SW703 5S50101090 SW TACT THVH472GCA SW704 5S50101090 SW TACT THVH472GCA SW705 5S50101090 SW TACT THVH472GCA SW706 5S50101090 SW TACT THVH472GCA ZZ200 PTFMSJD362 PCB MAIN AXIAL AS DTH 20D5FS A001 4859814492 PCB MAINN 330X246 S1B C151 CCZF1H103Z C CERA 50V F 0 01MF Z C152 CCZF1H103Z C CERA 50V F 0 01MF ...

Страница 22: ...0 1MF Z C665 CBZF1H104Z C CERA SEMI 50V F 0 1MF Z C667 CCZF1H103Z C CERA 50V F 0 01MF Z C671 CCZF1H103Z C CERA 50V F 0 01MF Z C691 CBZR1C472M C CERA 16V Y5R 4700PF M AXIAL C692 CCZF1H103Z C CERA 50V F 0 01MF Z C693 CZCH1H479K C CERA 50V CH 4 7PF K AXIAL C694 CCZB1H471K C CERA 50V B 470PF K AXIAL C695 CCZB1H471K C CERA 50V B 470PF K AXIAL C696 CCZB1H471K C CERA 50V B 470PF K AXIAL C752 CZCH1H180J C...

Страница 23: ...ZENER UZ 9 1BM D506 DUZ5R1B DIODE ZENER UZ 5 1B D507 DMTZJ8R2B DIODE ZENER MTZJ 8 2B D510 D1N4148 DIODE 1N4148 TAPPING D511 D1N4148 DIODE 1N4148 TAPPING D512 D1N4148 DIODE 1N4148 TAPPING D601 DMTZJ5R6B DIODE ZENER MTZJ 5 6B D602 DMTZJ8R2B DIODE ZENER MTZJ 8 2B D603 DUZ5R1B DIODE ZENER UZ 5 1B D651 DMTZJ5R6B DIODE ZENER MTZJ 5 6B D652 DMTZJ5R6B DIODE ZENER MTZJ 5 6B D691 DMTZJ5R6B DIODE ZENER MTZJ ...

Страница 24: ...AWG22 1 0 65 TIN COATING J023 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J024 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J025 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J026 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J028 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J029 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J030 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J032...

Страница 25: ...065GY WIRE COPPER AWG22 1 0 65 TIN COATING J073 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J074 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J075 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J076 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J077 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J078 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J079 85801065GY WIRE COPPER AWG22 1 0 6...

Страница 26: ...065GY WIRE COPPER AWG22 1 0 65 TIN COATING J119 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J120 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J121 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J122 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J123 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J125 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J126 85801065GY WIRE COPPER AWG22 1 0 6...

Страница 27: ...OPPER AWG22 1 0 65 TIN COATING J161 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J162 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J163 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J164 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING L112 5CPZ220K02 COIL PEAKING 22UH K AXIAL 3 5MM L502 5CPZ470K04 COIL PEAKING 47UH 10 5MM K LAL04TB L531 5CPZ150K02 COIL PEAKING 15UH K AXIAL 3 5MM L533 5CPZ1...

Страница 28: ...OHM J R454 RD AZ102J R CARBON FILM 1 6 1K OHM J R455 RD AZ331J R CARBON FILM 1 6 330 OHM J R501 RD 2Z151J R CARBON FILM 1 2 150 OHM J R502 RD 2Z151J R CARBON FILM 1 2 150 OHM J R503 RD AZ562J R CARBON FILM 1 6 5 6K OHM J R504 RD 4Z471J R CARBON FILM 1 4 470 OHM J R508 RD AZ102J R CARBON FILM 1 6 1K OHM J R509 RD AZ102J R CARBON FILM 1 6 1K OHM J R510 RD AZ561J R CARBON FILM 1 6 560 OHM J R511 RD 4...

Страница 29: ... R651 RD 2Z121J R CARBON FILM 1 2 120 OHM J R652 RD AZ102J R CARBON FILM 1 6 1K OHM J R653 RD AZ101J R CARBON FILM 1 6 100 OHM J R654 RD AZ102J R CARBON FILM 1 6 1K OHM J R656 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING R657 RD AZ511J R CARBON FILM 1 6 510 OHM J R661 RD 2Z271J R CARBON FILM 1 2 270 OHM J R662 RD 2Z271J R CARBON FILM 1 2 270 OHM J R665 RD AZ472J R CARBON FILM 1 6 4 7K OHM J R69...

Страница 30: ...OHM J R760 RD AZ103J R CARBON FILM 1 6 10K OHM J R763 RD AZ271J R CARBON FILM 1 6 270 OHM J R766 RD AZ472J R CARBON FILM 1 6 4 7K OHM J R780 RD AZ101J R CARBON FILM 1 6 100 OHM J R781 RD AZ102J R CARBON FILM 1 6 1K OHM J R782 RD AZ331J R CARBON FILM 1 6 330 OHM J R784 RD AZ514J R CARBON FILM 1 6 510K OHM J R785 RD AZ101J R CARBON FILM 1 6 100 OHM J R786 RD 4Z102J R CARBON FILM 1 4 1K OHM J R787 RD...

Страница 31: ...OHM J R912 RD 2Z152J R CARBON FILM 1 2 1 5K OHM J R916 RD AZ272J R CARBON FILM 1 6 2 7K OHM J R917 RD AZ302J R CARBON FILM 1 6 3K OHM J R918 RD AZ272J R CARBON FILM 1 6 2 7K OHM J R923 RD AZ222J R CARBON FILM 1 6 2 2K OHM J R924 RD AZ222J R CARBON FILM 1 6 2 2K OHM J R925 RD AZ222J R CARBON FILM 1 6 2 2K OHM J RA14 RD AZ914J R CARBON FILM 1 6 910K OHM J RA16 RD AZ473J R CARBON FILM 1 6 47K OHM J R...

Страница 32: ...50704S27 YH025 04 35098 ULW 400 4850704S28 YH025 04 35098 ULW 600 R302 R METAL FILM X X RN02B391JS 2W 390 OHM J SMALL R303 R M OXIDE FILM RS02Z129JS 2W 1 2 OHM J SMALL RS02Z109JS 2W 1 OHM J SMALL R311 R METAL FILM RN02B620JS 2W 62 OHM J SMALL X X R402 R METAL FILM X X RN02B562JS 2W 5 6K OHM J SMALL R816 R M OXIDE FILM RS02Z129JS 2W 1 2 OHM J SMALL RS02Z109JS 2W 1 OHM J SMALL SCT1 SOCKET CRT 485930...

Страница 33: ... TUNER 33V R820 DR TRNS B 45V SOUND B 12V R817 R818 D812 5 6Vz Q805 C706 ST BY 5V 133V Q801 FET S R809 R802 G R803 D L802 C805 R804 Check F801 125V 4A Check D801 PBS208GU Check R801 7W 2 2 Check Voltage Check Voltage Check Voltage Check Voltage 133V 14 FROM U COM 42 PW ON 0FF 11 Check Voltage FROM MICOM 42 PW ON H PW OFF L Check waveform DRAIN OF Q801 ST BY PW ON APPENDIX 12V D888 C889 ...

Страница 34: ...T 27 28 SDA SCL I101 SF101 SAW FILTER 5 6 10 8 11 12 Check IF Vcc 5V Check clock data signal Check clock data signal 3 4 Check IF AGC voltage Check RF AGC voltage 46 44 Z501 4 5M Trap Check the waveform c I101 44 Z501 C525 Check composite video 18 Check RBG Vcc 9V 19 20 21 Check RBG signal output T402 FBT 13 Check ABL current 25 Check HOR BUS Vcc 5V 43 Check CHROMA VER Vcc 5V D405 Check 200V LINE ...

Страница 35: ...eck IF Vcc 5V Check clock data signal 3 Check IF AGC voltage e I601 TDA7266S 3 13 4 f 52 54 Check SIF output signal If no signal then change I101 Check SIF input signal 9 5V Check FM filter circuit Check Vcc of the sound AMP R601 C681 SOUND 12V C682 Audio L in Check audio signal in 2 C605 L out Check audio signal out 6 Q601 Micom 40 Audio MUTE H Mute L Normal C683 Check L Mute H Normal APPENDIX TR...

Страница 36: ...1 MICOM 11 12 29 30 T DATA T CLOCK 5V 33V IF OUT 14 AFT 27 28 SDA SCL h AGC IN XC701 32 768KHz 10 ST BY 5V Check the crystal I703 EEPROM 8 ST BY 5V 5 6 SDA SCL Check SDA SCL Check 5V 33V LINE 15 C103 Check RF AGC Voltage Check AFT window Voltage SF101 SAW FILTER I101 11 12 10 4 RF AGC OUTPUT 49 48 L501 VCO COIL Check VCO coil 2 1V 2 5V APPENDIX ...

Страница 37: ...0 21 RGB Vcc 9V Check the voltage R OUT G OUT B OUT Check R G B signal 43 Video Chroma Deflection Vcc Check the voltage X502 24 C507 C508 V RAMP ALC filter 5V Check the voltage 2 5V I301 LA7841 23 Vertical output 6 Vertical IC Vcc 25V Check the voltage 25V 5 Invert RAMP in 2 C307 Output Check vertical output signal Vertical D Y Check the waveform If no output then change I301 I101 APPENDIX ...

Страница 38: ... Control PREAMP ST BY 5V GND 34 OUT Check the waveform I701 MICOM XC701 32 768KHz 10 11 12 ST BY 5V Check the crystal 24 25 SDA SCL I101 16 17 Check clock data signal 20 21 V SYNC IN H SYNC IN Check the signal 60Hz Check the signal 15 734Hz 23 22 OSD R OSD G OSD B BLANK 15 14 Check OSD R G B BLANK signal If OSD does not operate then change the I701 APPENDIX ...

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