Daewoo DTQ-14V3FSN/20V3FSN Manuel de service

Service ManualColor TelevisionCHASSIS : CN-001NModel : DTQ-14V1FCN/20V1FCNDTQ-14V5FCN/20V4FCNDTQ-14V1FSN/20V1FSNDTQ-1

92) FOCUS ADJUSTMENT• Turn in a local station and adjust the Focus Control knob (located on FBT) for best picturedetails at high light condition.3) RF

10ALIGNMENT INSTRUCTIONS4-3. Vertical Size Adjustment• Select “V.SIZE” item, adjust “V.SIZE” data value to proper vertical size as follows.5) WHITE BA

11ALIGNMENT INSTRUCTIONS• Select Subbrightness item, adjust Subbrightness data value to obtain normal brightness level.• Press the DISPLAY button to m

123. PARENTAL CONTROL PASSWORD SETTINGS If user forget Parental Control Password as follows.1) CHANGE THE PASSWORD.• Turn the set on.• Direct the

13VOLTAGE CHARTMODELOC PINON OFF I101 1 2.37 02 2.3 03 2.63 04 2.22 0.495 2.88 06 2.88 070 08 4.92 0.579 2.25 010 2.29 0.2811 4.9 4.8912 4.85 4.8413 3

14VOLTAGE CHARTMODELOC PINON OFFI701 1 4.9 4.892 4.81 4.83 5.04 4.994 5.04 4.9950 06 1.9 1.97 2.68 2.668 4.97 4.929 5.04 4.9910 0 011 2.22 0.4912 0 4.

15VOLTAGE CHARTMODELOC PINON OFFC 5.02 0Q201 E 3.32 3.28B 2.49 2.48C 38.6 42.28Q401 E 0 0B0 0C 132 0Q402 E 0 0B0 0C 0.59 0Q403 E 0 0B 0 0.66C 10.1 0Q4

16WAVEFORMS (1) I101 PIN 19 (2) I101 PIN 20(3) I101 PIN 21 (4) I101 PIN 23(5) I101 PIN 40 (5) I101 PIN 44(7) I101 PIN 46 (8) I301 PIN7

17WAVEFORMS (9) I701 PIN 7 (10) I701 PIN 171) I701 PIN 18(12) I801 PIN 2(13) T402 PIN 25.5V (14) T402 PIN 10.5V(15) T402 PIN HEATER(16) T402 PIN 200V

18WAVEFORMS(17) T401 PIN H.V. (18) T801 PIN 133V(19) Q403 COLLECTOR (20) CRT SOCKET PIN B(21) CRT SOCKET PIN R (22) CRT SOCKET PIN G

1TABLE OF CONTENTS APPENDIX (Appendix is provide only by internet [http://svc.dwe.co.kr])SAFETY PRECAUTIONS...

LOCPOSLOCPOSLOCPOSLOCPOSLOCPOSLOCPOSLOCPOSLOCPOSC101 1 C C552 1 B C818 2 C I401 2 C R301 2 C R567 1 B R787 2 A SF101 1 CC102 1 C C554 1 C C819 2 C I60

20SCHEMATIC DIAGRAM

21EXPLODED VIEW1. DTQ-14V1FSN

22EXPLODED VIEW2. DTQ-14V3FSN

23EXPLODED VIEW3. DTQ-14V5FCN / FSN

24EXPLODED VIEW4. DTQ-14U1FSN

25EXPLODED VIEW5. DTQ-20V1FSN

26EXPLODED VIEW6. DTQ-20V3FSN

27EXPLODED VIEW7. DTQ-20V4FSN

28EXPLODED VIEW8. DTQ-20U1FSN

2PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO - VIDEO PRODUCTSCAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY.NEVER PERFORM CUSTOMIZ

29LOC PART CODE PART NAME DESCRIPTIONRE-MARKZZ100 48B4343A01 TRANSMITTER REMOCON R-43A01 (AA)ZZ110 PTACPWH394 ACCESSORY AS DTQ-14P2FC00010 4850A02510

30RS801 DSVC471D14 VARISTOR SVC471D14ASCT1 4859303930 SOCKET CRT ISMG03S INCHANGSF101 5PTSF5241P FILTER SAW TSF5241PT401 50D10A3--- TRANS DRIVE TD-10A

31C308 CMXM2A104J C MYLAR 100V 0.1MF J (TP)C311 CEXD1H229Q C ELECTRO 50V RT 2.2MF (6.3X11) TPC401 CCXB2H102K C CERA 500V B 1000PF K (TAPPING)C405 CEXF

32C555 CBZR1C392M C CERA 16V Y5R 3900PF M (AXIAL)C560 CCZF1H103Z C CERA 50V F 0.01MF ZC562 CZCH1H180J C CERA 50V CH 18PF J (AXIAL)C567 CCZB1H181K C CE

33J711 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATINGJ738 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATINGJ739 85801065GY WIRE COPPER AWG22 1/0.65 TIN

34R735 RD-AZ102J- R CARBON FILM 1/6 1K OHM JR736 RD-AZ103J- R CARBON FILM 1/6 10K OHM JR737 RD-AZ103J- R CARBON FILM 1/6 10K OHM JR738 RD-AZ471J- R CA

35The different Parts ListLOC PART CODE PART NAME DESCRIPTION REMARKC404 CMYH3C722H C MYLAR 1.6KV BUP 7200PF H "14"""C404 CMYH3C60

DAEWOO ELECTRONICS CO., LTD686, AHYEON-DONG MAPO-GUSEOUL, KOREAC.P.O. BOX 8003 SEOUL, KOREATELEX : DWELEC K28177-8CABLE : “DAEWOOELEC”

1IC DESCRIPTIONU-COM(I701) X’TAL:32.768 KHzAppendix

2IC DESCRIPTION1. Abstract.This specification is 1-Tuner Mono Model for North/South America, CCD 1-Chip MICOM LC863228A.It is developing software spec

3PRODUCT SAFETY SERVICING GUIDELINES FOR COLOR TELEVISION RECEIVERSCAUTION : Do not attempt to modify this product in any way. Unau-thorized modificat

3IC DESCRIPTION3) On Screen Displays function is interior designed.4) Package. : 36 PIN SDIP.5) Tuner (Pre-scaler.) : I2C Bus./PLL IC : TAU 6014-S(SI

4IC DESCRIPTION- Auto Power On Function.(Power Restore function in the Special Menu)- Heat Run Function. --- OSD White Back-Ground- Sleep Timer.- Wake

5IC DESCRIPTION6. Pin DescriptionPIN Terminal Name Explanation Remarks1234567891011121314151617181920ROM Data MainIC DataROM CLKMain IC CLKTuner DataT

6IC DESCRIPTION21222324252627282930313233343536BBLAudio MutePower OnBus StopRelay On/OffA/V DetectionRemocon InRF(H)/AV(L)AUTO TINTPWM VOLUMEBLUE BACK

7IC DESCRIPTIONI101DCT814(LA76814) : IC VIDEO PROCESSOR123456789101112131415161718192021ABL INOSD RED INPUTOSD GREEN INPUTOSD BLUE INPUT54535251504948

8TROUBLESHOOTING GUIDE1. NO POWERAppendix

9TROUBLESHOOTING GUIDE2. NO PICTURECheck the waveform of I101 #46NG : GO to the figure cOK : Go the figure d1701 MICOMAppendix

10TROUBLESHOOTING GUIDE3. NO SOUNDCheck audio output signal of I101 #1NG : Go to the figure eOK : Go to the figure f g1701 MICOMAppendix

11TROUBLESHOOTING GUIDE4. CH DON’T STOPCheck the input signal conditionsNG : Loss of signal or weak signalOK : Go to the figure hAppendix

12TROUBLESHOOTING GUIDE5. NO COLOR6. NO VERTICAL DEFLECTIONAppendix

4SUBJECT : IMPLOSION1. All direct viewed picture tubes are equipped with an integral implo-sion protection system, but care should be taken to avoid d

13TROUBLESHOOTING GUIDE7. NO ON-SCREEN DISPLAY8. REMOTE CONTROL DOES NOT OPERATEAppendix

5SPECIFICATIONS MODELITEMSDTQ-14/20V1FCNDTQ-14V5/20V4FCNDTQ-14/20V1FSNDTQ-14V5/20V4FSNDTQ-14/20V3FSNDTQ-14/20U1FSN DTQ-14/20

6BLOCK DIAGRAM A.MUTE(H)5

7ALIGNMENT INSTRUCTIONS1. SERVICE MODE ADJUSTMENTSFollow the steps below whenever service adjustment is required. See Table- A and Table- B to determ

8ALIGNMENT INSTRUCTIONSTable-B * indicates the items with different settings each of sets2. ASSEMBLY ADJUSTMENTS1) SCREEN ADJUSTMENT (S2)• Enter the s