Daewoo DTQ-29U1SCV Скачать руководство пользователя страница 45

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TROUBLESHOOTING GUIDE

Appendix

3. NO SOUND

(C)

(D)

Check The Output Signal of I701 #57,58

OK : Go To The Figure (D)

NG : Go To The Figure (C)

TU101
TUNER

Z101
SAW FILTER

SCL/SD

33V

CHECK
THE
VOLTAGE

#7,8

I701

CHECK
CLOCK,DATA

#18,1

X701
24.576MHz

CHECK THE
CRYSTAL

3.3V

#22,43,45,63,80

#9,16,86,88

I601
LA42072N

13V

Z101
SAW FILTER

SIF

CHECK THE
VOLTAGE

#33

CHECK THE
VOLTAGE

AUDIO INPUT

#2,4

CHECK THE
INPUT SIGNAL

AUDIO OUTPUT

#8,9,11,12

CHECK THE
OUTPUT
SIGNAL

MUTE

CHECK THE
MUTE
SIGNAL(H:ON)

Содержание DTQ-29U1SCV

Страница 1: ...notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List in Service Information Center Service Manual Color Television S M No TCN400FNF0 Apr 2005 CHSSI...

Страница 2: ...AL PARTS LIST 12 DIFFERENT PARTS LIST 25 SCHEMATIC DIAGRAM 26 EXPLODE VIEW 28 PRINTED CIRCUIT BOARD 30 IC DESCRIPTION 33 WAVEFORMS 40 TROUBLE SHOOTING GUIDE 42 NO POWER 42 NO PICTURE 43 NO SOUND 44 CH...

Страница 3: ...COLOR SETS ALWAYS RE INSTALL THEM 3 IT IS ESSENTIAL THAT SERVICE PERSONNEL HAVE AVAILABLE AN ACCU RATE AND RELIABLE HIGH VOLTAGE METER THE CALIBRATION OF THE METER SHOULD BE CHECKED PERIODICALLY AGAIN...

Страница 4: ...ust be corrected imme diately The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the service personnel to the presence of uninsu lated dangerous voltage that...

Страница 5: ...entilation 4 Wall and shelf mounted installations using a commercial mounting kit must follow the factory approved mounting instructions A receiver mounted to a shelf or platform must retain its origi...

Страница 6: ...C W 11 CH7 CH13 UHF W 12 W 84 Sound Output 3W 3W 5W 5W Speaker 8 ohm 7W x 2EA Antenna Input Impedance 75 ohm Unbalanced Auxiliary Input Terminal Side Video Audio L R AV2 Rear Video Audio L R AV1 S Vi...

Страница 7: ...6 CIRCUIT BLOCK DIAGRAM...

Страница 8: ...selections in the menu sys tem or to change audio and video settings 5 MENU Use this button to turn the TV s menu system on and off 6 DISPLAY Use this button to display the present status 7 INPUT Use...

Страница 9: ...l up or channel down button select the item you wish to adjust The color of selected item turns into the blue Press the volume up or down button to enter in the service mode you wish to adjust 2 How t...

Страница 10: ...IAS 32 V LINEARITY 37 SRC R BIAS 32 S_CORRECTION 32 SRC G BIAS 32 H CENTER 45 CVI R BIAS 8 H SIZE 54 CVI G BIAS 10 H PARALLEL 33 DP Brightness 10 H BOW 35 DP Contrast 10 PARABOLA 17 DP Color 5 EW TRAP...

Страница 11: ...ADJUSTMENTS S6 Select service adjustment S6 You can see the OSD as shown in below V SIZE 43 H PARALLEL 33 V CENTER 42 H BOW 35 V SLOPE 28 PARABOLA 17 V LINEARITY 37 EW TRAPEZ 38 S_CORRECT 32 CORNER TO...

Страница 12: ...s obtained ALIGNMENT INSTRUCTIONS 5 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...

Страница 13: ...TAPPTITE TT2 TRS 4X16 MFZN BK 22 M221C 7178301212 SCREW TAPPTITE TT2 WAS 3X12 MFZN BK 23 M541 4855415800 SPEC PLATE 150ART P E FILM C TV 24 M686 4856812001 TIE CABLE NYLON66 DA100 25 SP01A 7172401212...

Страница 14: ...H689W C ELECTRO 50V RHD 6 8MF 16X35 5 62 C406 CMYF2G394J C MYLAR 400V MPP 0 39MF J 63 C407 CMYH3C722J C MYLAR 1 6KV BUP 7200PF J 64 C408 CMYH3C702J C MYLAR 1 6KV BUP 7000PF J 65 C409 CMYE2G273J C MYLA...

Страница 15: ...402 58H0000033 COIL H LINEARITY TRL 2532 107 L801 5PDLF3055L FILTER LINE DLF 3055L 108 L807 58C0000090 COIL CHOKE L 45S 109 M681 4853747800 RETA PCB NYLON 66 110 M682 4853747800 RETA PCB NYLON 66 111...

Страница 16: ...Z200 PTMPJBK142 PCB MAIN M 10 AS DTQ 29U1SCV 153 10 2TM18006BE TAPE MASKING 6 2X500 154 N004 4857417500 TERM PIN DA IB0214 D2 3 DY PIN 155 N005 4857417500 TERM PIN DA IB0214 D2 3 DY PIN 156 N006 48574...

Страница 17: ...ELECTRO 50V RSS 2 2MF 5X11 TP 197 C130 CEXF1C101V C ELECTRO 16V RSS 100MF 6 3X11 TP 198 C131 CCXB1H102K C CERA 50V B 1000PF K TAPPING 199 C201 CMXL1J104J C MYLAR 63V MEU 0 1MF J 200 C202 CEXF1H100V C...

Страница 18: ...F 5X11 TP 243 C716 CEXF1C101V C ELECTRO 16V RSS 100MF 6 3X11 TP 244 C721 CEXF1C101V C ELECTRO 16V RSS 100MF 6 3X11 TP 245 C722 CMXL1J224J C MYLAR 63V MEU 0 22MF J TP 246 C723 CEXF1H229V C ELECTRO 50V...

Страница 19: ...KTC3203Y TR KTC3203 Y 287 Q804 TKTC3198Y TR KTC3198Y 288 Q805 TKTC3198Y TR KTC3198Y 289 QV01 TKTC3198Y TR KTC3198Y 290 QV02 TKTA1266Y TR KTA1266Y TP 291 R302 RN02B181JS R METAL FILM 2W 180 OHM J SMALL...

Страница 20: ...1000PF K AXIAL 331 CA06 CCZB1H102K C CERA 50V B 1000PF K AXIAL 332 CV13 CBZF1H104Z C CERA SEMI 50V F 0 1MF Z 333 CV14 CBZF1H104Z C CERA SEMI 50V F 0 1MF Z 334 CV15 CBZF1H104Z C CERA SEMI 50V F 0 1MF Z...

Страница 21: ...376 L803 5MC0000100 COIL BEAD HC 3550 377 L804 5MC0000100 COIL BEAD HC 3550 378 L805 5MC0000100 COIL BEAD HC 3550 379 L806 5MC0000100 COIL BEAD HC 3550 380 R101 RD AZ101J R CARBON FILM 1 6 100 OHM J...

Страница 22: ...HM J 422 R610 RD AZ223J R CARBON FILM 1 6 22K OHM J 423 R612 RD AZ153J R CARBON FILM 1 6 15K OHM J 424 R613 RD 4Z229J R CARBON FILM 1 4 2 2 OHM J 425 R614 RD 4Z229J R CARBON FILM 1 4 2 2 OHM J 426 R61...

Страница 23: ...FILM 1 6 1K OHM J 467 R736 RD AZ472J R CARBON FILM 1 6 4 7K OHM J 468 R742 RD AZ181J R CARBON FILM 1 6 180 OHM J 469 R743 RD AZ151J R CARBON FILM 1 6 150 OHM J 470 R744 RD AZ181J R CARBON FILM 1 6 180...

Страница 24: ...5KP R CARBON COMP 1 2 2 2M OHM K 513 RV01J RD AZ750J R CARBON FILM 1 6 75 OHM J 514 RV02 RD AZ750J R CARBON FILM 1 6 75 OHM J 515 RV03 RD AZ101J R CARBON FILM 1 6 100 OHM J 516 RV04 RD AZ750J R CARBON...

Страница 25: ...SG0DX0001 SPARK GAP SSG 102 A1 1 0KV TAP 557 C923 4SG0DX0001 SPARK GAP SSG 102 A1 1 0KV TAP 558 C924 4SG0DX0001 SPARK GAP SSG 102 A1 1 0KV TAP 559 C925 4SG0DX0001 SPARK GAP SSG 102 A1 1 0KV TAP 560 ZZ...

Страница 26: ...1 6 5 6K OHM F 10 R811 RD AZ563F R CARBON FILM 1 6 56K OHM F 1 11 R812 RN AZ2202F R METAL FILM 1 6 22K OHM F 12 R813 RD AZ363J R CARBON FILM 1 6 36K OHM J 13 R814 RW02Z478J R WIRE WOUND 2W 0 47 J 14...

Страница 27: ...26...

Страница 28: ...27...

Страница 29: ...15402 4856015821 WASHER RUBBER SCREW CRT FIX 4 4 CR T2 0 SWRM SK5 L 35 4852163101 COVER BACK 1 1 HIPS GY 4851114003 SIDE AV PCB PANEL AV ASSY 1 1 CN 321 2326802 5934301 7178301212 SCREW TAPTITE 2 TT2...

Страница 30: ...R RUBBER SCREW CRT FIX 4 4 CR T2 0 SWRM SK5 L 35 4852163101 COVER BACK 1 1 HIPS GY 4851114003 SIDE AV PCB PANEL AV ASSY 1 1 CN 321 2326802 5934301 7178301212 SCREW TAPTITE 2 TT2 WAS 3X12 MFZN BK 1 8 7...

Страница 31: ...30...

Страница 32: ...31...

Страница 33: ...32...

Страница 34: ...VSScomb FBISO CSY SVM HOUT 52 53 48 49 51 50 47 46 standard version AUDIOIN3R P1 5 P2 5 P1 3 T1 69 70 81 80 79 78 77 76 75 74 73 72 71 88 87 86 85 84 83 82 65 66 68 67 89 90 25 26 27 28 29 30 31 32 33...

Страница 35: ...tive reference voltage SDAC 0 V VREF_POS_HPR 9 16 120 75 positive reference voltage SDAC 3 3 V XTALIN 10 18 119 73 crystal oscillator input XTALOUT 11 19 118 72 crystal oscillator output VSSA1 12 20 1...

Страница 36: ...audio 5 input right signal AUDOUTSL 36 37 93 54 audio output for SCART CINCH left signal AUDOUTSR 37 38 92 53 audio output for SCART CINCH right signal DECSDEM 38 72 91 19 decoupling sound demodulator...

Страница 37: ...io 3 input AUDIOIN3L 56 53 73 38 audio 3 input left signal AUDIOIN3R 57 54 72 37 audio 3 input right signal CVBS3 Y3 58 55 71 36 CVBS3 Y3 input C2 C3 59 56 70 35 chroma 2 3 input AUDOUTLSL 60 57 69 34...

Страница 38: ...74 74 55 17 Y output for YUV interface UOUT INSSW2 75 54 U output for YUV interface 2nd RGB YPBPR insertion input VOUT SWO1 76 53 V output for YUV interface general purpose switch output INSSW3 77 75...

Страница 39: ...pability for direct drive of LEDs P1 0 INT1 98 4 31 87 port 1 0 or external interrupt 1 P1 1 T0 99 5 30 86 port 1 1 or Counter Timer 0 input VDDC2 100 3 29 88 digital supply to core 1 8 V VSSC2 101 1...

Страница 40: ...digital supply to core 1 8 V DECV1V8 118 3 11 88 decoupling 1 8 V supply P3 2 ADC2 119 14 10 77 port 3 2 or ADC2 input P3 3 ADC3 120 15 9 76 port 3 3 or ADC3 input VSSC P 121 1 8 90 digital ground for...

Страница 41: ...40 WAVEFORMS Appendix WAVEFORMS 1 I801 PIN1 2 T402 FBT HOR OUT 3 T402 FBT 190V D406 4 I701 PIN73 HOUT 5 I701 PIN76 V OUT 6 I701 PIN76 V OUT...

Страница 42: ...41 WAVEFORMS Appendix 7 I701 PIN75 EW OUT 8 I701 PIN46 MONITOR OUT 9 I701 X TAL 10 I301 PIN4 V OUT 11 I901 PIN R IN 12 I901 PIN R OUT...

Страница 43: ...42 TROUBLESHOOTING GUIDE Appendix 1 NO POWER...

Страница 44: ...1 SAW FILTER IF SCL SD 33V 5V CHECK THE VOLTAGE 7 8 I701 CHECK CLOCK DATA 18 19 X701 24 576MHz CHECK THE CRYSTAL 5V 3 3V 22 43 45 63 80 9 16 86 88 CHECK THE VOLTAGE I701 73 CHECK THE HOUT 83 84 85 CHE...

Страница 45: ...SAW FILTER IF SCL SD 33V 5V CHECK THE VOLTAGE 7 8 I701 CHECK CLOCK DATA 18 1 X701 24 576MHz CHECK THE CRYSTAL 5V 3 3V 22 43 45 63 80 9 16 86 88 I601 LA42072N 7 13V Z101 SAW FILTER SIF CHECK THE VOLTA...

Страница 46: ...To The Figure E NG Loss of Signal or Weak Signal TU101 TUNER Z101 SAW FILTER IF SCL SD 33V 5V CHECK THE VOLTAGE 7 8 I701 CHECK CLOCK DATA 18 19 X701 24 576MHz CHECK THE CRYSTAL 5V 3 3V Z101 SAW FILTE...

Страница 47: ...576MHz CHECK THE CRYSTAL 5V 3 3V 22 43 45 63 80 9 16 86 88 CHECK THE VOLTAGE I701 CHECK THE RGB OUT I301 TDA8358J CHECK THE VERTICAL SIGNAL 83 84 85 CHECK THE CRYSTAL X701 24 576MHz CHECK THE CRYSTAL...

Страница 48: ...E Appendix 7 REMOTE CONTROL DOES NOT OPERATE I701 18 19 X701 24 576MHz CHECK THE CRYSTAL 5V 3 3V 22 43 45 63 80 9 16 86 88 CHECK THE VOLTAGE CHECK THE CRYSTAL IF01 IC PREAMP 2 OUT 3 3V 1 CHECK THE VOL...

Страница 49: ...DAEWOO ELECTRONICS CORP PRINTED DATE Apr 2005 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA...

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