Daewoo DTH-2930SSFV Servisní příručka

Caution : In this Manual, some parts can be changed for improving. their performance without notice in the parts list. So, if you need the latest

-9-ALIGNMENT INSTRUCTION

-10-ALIGNMENT INSTRUCTION2. ASSEMBLY ADJUSTMENTS1) SCREEN ADJUSTMENT (S2) Enter the service mode and select service adjustment S2. You can see the one

-11-ALIGNMENT INSTRUCTION4-2) Vertical Position Adjustment.- Select V.SLOPE item, adjust V.SLOPE data value till the horizontal line in the centre of

-12-ALIGNMENT INSTRUCTION4-4). EAST / WEST Adjustment Adjust the H.PARALLEL, H.SIZE, H-BOW, PARABOLA, EW TRAPEZ, CORNER TOP, CORNER BOTTOM to compensa

-13-ALIGNMENT INSTRUCTION

-14-IC DESCRIPTION 1-1. UOC III BLOCK DIAGRAM1. UOC III SERIES

-15-IC DESCRIPTION697081807978777675747372718887868584838265666867899025262728293031323334353637384056789101112131415161718192039123421232422414243444

-16-IC DESCRIPTIONSYMBOLSTANDARDVERSIONDESCRIPTIONFULL-STEREO/MONO+ AV STEREO SSDIP90VSSP2 1 groundVSSC4 1 groundVDDC4 3 digital supply to SDACs (1.8V

-17-IC DESCRIPTIONVIFIN2 29 IF input 2VSC 30 vertical sawtooth capacitorIREF 31 reference current inputGNDIF 32 ground connection for IF ampli erSIFIN

-18-IC DESCRIPTIONAGC2SIF 44/- AGC capacitor second sound IFVP2 45 2nd supply voltage TV processor (+5 V)IFVO/SVO/CVBSI(2)46 IF video output / selecte

-1-SAFETY PRECAUTIONS 2SPECIFICATIONS 5CIRCUIT BLOCK DIAGRAM 6ALIGNMENT INSTRUCTIONS 7YOUR REMOTE CONTROL 7SERVICE MODE ADJUSTMENT 8ASSEMBLY ADJUSTM

-19-IC DESCRIPTIONSVM 62 scan velocity modulation outputFBISO/CSY 63 ybac k input/sandcastle output or composite H/Vtiming outputHOUT 64 horizontal ou

-20-IC DESCRIPTIONVDDA1 86 analog supply for TCG m-Controller and digitalsupply for TV-processor (+3.3 V)VREFAD_NEG 87 negative reference voltage (0 V

-21-IC DESCRIPTIONP1.6/SCL 7 port 1.6 or I2C-bus clock lineP1.7/SDA 8 port 1.7 or I2C-bus data lineVDDP(3.3V) 9 supply to periphery and on-chip voltag

-22-IC DESCRIPTION 2.

-23-IC DESCRIPTION

-24-IC DESCRIPTION3.

-25-IC DESCRIPTION 4.

-27-IC DESCRIPTION6. STR-W6756FUNCTIONS OF EACH TERMINALTERMINALNo.SYMBOLS DESCRIPTIONS FUNCTIONS1 D DRAIN TERMINAL MOSFET DRAIN3 S/GND SOURCE/GND MOS

-28-WAVEFORMSAppendixWAVEFORMS1).I801 PIN1 2).T402(FBT) HOR.OUT 3).T402(FBT) 190V(D406) 4).I701 PIN73 HOUT5).I701 PIN76 V+.OUT 6).I701 PIN76 V-.OUT

-2-SAFETY PRECAUTIONSCAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY.NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC-TURER'S AP

-29-WAVEFORMSAppendix7).I701 PIN75 EW OUT 8).I701 PIN46 MONITOR OUT9).I701 (X-TAL) 10).I301 PIN4 V.OUT11).I901 PIN R.IN 12).I901 PIN R.OUT

-30-1. NO POWERTROUBLESHOOTING GUIDE Appendix

-31-TROUBLESHOOTING GUIDE Appendix2. NO PICTURE(A)(B)Check The Waveform of TU101 IF PINOK : Go To The Figure (B)NG : Go To The Figure (A)TU101TUNERZ10

3. NO SOUND(C)(D)Check The Output Signal of I701 #57,58OK : Go To The Figure (D)NG : Go To The Figure (C)TU101TUNERZ101SAW FILTERIFSCL/SD33V5VCHECKTHE

-33-TROUBLESHOOTING GUIDE Appendix4. CH DON’T MEMORY or SKIP(E)Check The Iutput Signal ConditionsOK : Go To The Figure (E)NG : Loss of Signal or Weak

5. NO COLOR6. NO VERTICAL DEFLECTIONI701#18,19X70124.576MHzCHECK THECRYSTAL5V3.3V#22,43,45,63,80#9,16,86,88CHECK THEVOLTAGEI701CHECK THERGB OUTI301TDA

-35-TROUBLESHOOTING GUIDE Appendix

ELECTRICAL PARTS LISTNO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK1 ZZ100 48B5748C04 TRANSMITTER REMOCON R-48C04 (AAA)2 ZZ110 PTACPWK009 ACCES

41 C408 CMYH3C702J C MYLAR 1.6KV BUP 7000PF J42 C409 CMYE2G273J C MYLAR 400V PU 0.027MF J43 C801 CL1UC3474M C LINE ACROSS 0.47MF 1J(UCVSNDF/SV)+Q/O

-38-ELECTRICAL PARTS LIST86 M681 4853747800 RETA PCB NYLON 6687 M682 4853747800 RETA PCB NYLON 6688 M683 4853747800 RETA PCB NYLON 6689 PA906 48507

-3-SAFETY PRECAUTIONSCAUTION : Do not attempt to modify this product in any way. Unau-thorized modifications will not only void the warranty, but may

-39-131 PA907 485923182S CONN WAFER YW025-05 (STICK)132 R106 RS02Z512JS R M-OXIDE FILM 2W 5.1K OHM J SMALL133 R305 RS02Z129JS R M-OXIDE FILM 2W 1.2

-40-ELECTRICAL PARTS LIST176 C405 CCXB2H561K C CERA 500V B 560PF K (TAPPING)177 C413 CEXF1H470V C ELECTRO 50V RSS 47MF (6.3X11) TP178 C414 CCXB2H10

-41-221 C732 CMXL1J224J C MYLAR 63V MEU 0.22MF J (TP)222 C734 CMXL1J224J C MYLAR 63V MEU 0.22MF J (TP)223 C735 CEXF1C101V C ELECTRO 16V RSS 100MF (

-42-ELECTRICAL PARTS LIST266 A001 4859818691 PCB MAIN 330X246 D1B267 C107 CZSL1H470J C CERA 50V SL 47PF J (AXIAL)268 C108 CZSL1H470J C CERA 50V SL

-43-311 D706 DUZ3R3B—- DIODE ZENER UZ-3.3B312 D805 D1N4937G— DIODE 1N4937G (TAPPING)313 D806 D1N4937G— DIODE 1N4937G (TAPPING)314 D807 D1N4937G— DIODE

-44-ELECTRICAL PARTS LIST356 R121 RD-AZ183J- R CARBON FILM 1/6 18K OHM J357 R201 RD-AZ224J- R CARBON FILM 1/6 220K OHM J358 R203 RN-AZ1801F R METAL

-45-401 R630 RD-AZ103J- R CARBON FILM 1/6 10K OHM J402 R632 RD-AZ103J- R CARBON FILM 1/6 10K OHM J403 R633 RD-AZ103J- R CARBON FILM 1/6 10K OHM J40

-46-ELECTRICAL PARTS LIST446 R777 RD-AZ332J- R CARBON FILM 1/6 3.3K OHM J447 R778 RD-AZ101J- R CARBON FILM 1/6 100 OHM J448 R779 RD-AZ101J- R CARBO

-47-491 RV17 RD-AZ750J- R CARBON FILM 1/6 75 OHM J492 ZA03 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING493 ZA04 85801065GY WIRE COPPER AWG22 1/0

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-4-SAFETY PRECAUTIONSSUBJECT : IMPLOSION1. All direct viewed picture tubes are equipped with an integral implo-sion protection system, but care should

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DAEWOO ELECTRONICS CORP.PRINTED DATE : MAY. 2006686, AHYEON-DONG, MAPO-GU,SEOUL, KOREA.C.P.O. BOX 8003 SEOUL KOREA

-5-SPECIFICTIONModelDTH-2930SSFVItemCHASSIS CM-405FTV Standard NTSC-M, PAL-M, PAL-NPower Input AC 110-220V, 50/60HzPower Consumption 110WTuning System

-6-CIRCUIT BLOCK DIAGRAMAC 120/220V50/60Hz250V+65V+139.5VD801+195V+139.5V

-7-ALIGNMENT INSTRUCTION1.POWERUse this button to turn your TV on or off.2.MUTEUse to turn the TV’s sound on and off.3.WCHVUse these buttons to change

-8-ALIGNMENT INSTRUCTION1. SERVICE MODE ADJUSTMENTSFollow the steps below whenever service adjustment is required. See Table- A and Table- B to determ