Daewoo DTQ-14U5SC Wartungshandbuch Seite 1

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...

19 SCHEMATIC DIAGRAM

20EXPLODED VIEW1. DTQ-14V1FSN

21EXPLODED VIEW2. DTQ-14V3FSN

22EXPLODED VIEW3. DTQ-14V5FCN / FSN

23EXPLODED VIEW4. DTQ-14U1FSN

24EXPLODED VIEW5. DTQ-20V1FSN

25EXPLODED VIEW6. DTQ-20V3FSN

26EXPLODED VIEW7. DTQ-20V4FSN

27EXPLODED VIEW8. DTQ-20U1FSN

28ELECTRICAL PARTS LISTLOC PART CODE PART NAME DESCRIPTION REMARKZZ100 48B4343A01 TRANSMITTER REMOCON R-43A01 (AA)ZZ110 PTACPWH394 ACCESSORY AS DTQ-14

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

29RS801 DSVC471D14 VARISTOR SVC471D14A ISCT1 4859303930 SOCKET CRT ISMG03S INCHANG 2 ISF101 5PTSF5241P FILTER SAW TSF5241PT401 50D10A3--- TRANS DRIVE

30RC655 HRFT162JCA R CHIP 1/10 1.6K OHM J 2012RC701 HRFT220JCA R CHIP 1/10 22 OHM J 2012RC704 HRFT102JCA R CHIP 1/10 1K OHM J 2012RC705 HRFT472JCA R C

31E104 4856310600 EYE LET BSR T0.2 (R2.3)E105 4856310600 EYE LET BSR T0.2 (R2.3)E106 4856310600 EYE LET BSR T0.2 (R2.3)E107 4856310600 EYE LET BSR T0.

32Q805 TKTC3205Y- TR KTC3205Y (TP)Q851 TKSC945CY- TR KSC 945C-Y (TAPPING)R301 RN01B471JS R METAL FILM 1W 470 OHM J SMALLR302 RN01B471JS R METAL FILM 1

33J953 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATINGJ954 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATINGJ955 85801065GY WIRE COPPER AWG22 1/0.65 TIN

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

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

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

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

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

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

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

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