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DAEWOO ELECTRONICS CO., LTD

686, AHYEON-DONG MAPO-GU
SEOUL, KOREA
C.P.O. BOX 8003 SEOUL, KOREA
TELEX : DWELEC K28177-8
CABLE : "DAEWOOELEC"
E-mail :[email protected]
TEL : 82-2-360-7806
FAX : 82-2-360-7877

Содержание B113A01L

Страница 1: ...D http svc dwe co kr DTQ 14J4FCA B13103D DTQ 14J4FCC B113A01L DTQ 20J4FC B19A02D 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 parts information please refer to PPL Parts Price List in Service Information Center http svc dwe co kr ...

Страница 2: ... SPECIFICATIONS 5 BLOCK DIAGRAM 6 ALIGNMENT INSTRUCTIONS 7 SERVICE MODE ADJUSTMENTS 7 ASSEMBLY ADJUSTMENTS 8 IC DESCRIPTION 12 TROUBLE SHOOTING CHARTS 21 NO POWER 21 NO PICTURE 22 NO SOUND 23 CH DON T STOP 24 NO COLOR 25 NO VERTICAL DEFLECTION 25 NO ON SCREEN DISPLY 26 REMOTE CONTROL DOES NOT OPERATE 26 ELECTRICAL PARTS LIST DIFFERENT PARTS LIST 27 33 EXPLODED VIEW 37 ...

Страница 3: ...E PICTURE TUBE HOWEVER THIS TUBE DOES NOT EMIT X RAYS WHEN THE HIGH VOLT AGE IS AT THE FACTORY SPECIFIED LEVEL THE PROPER VALUE IS GIVEN IN THE APPLICABLE SCHEMATIC OPERATION AT HIGHER VOLT AGES MAY CAUSE A FAILURE OF THE PICTURE TUBE OR HIGH VOLTAGE SUPPLY AND UNDER CERTAIN CIRCUMSTANCES AMY PRODUCE RADIA TION IN EXCESS OF DESIRABLE LEVELS 2 ONLY FACTORY SPECIFIED C R T ANODE CONNECTORS MUST BE U...

Страница 4: ...ock hazard and must be corrected imme diately GRAPHIC SYMBOLS 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 may be of suffi cienty magnitude to constitute a risk of electric shock The exclamation point within an equilateral tri angle is intended to alert the service personne...

Страница 5: ...n 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 original feet or the equivalent thickness in spacers to provide adequate are flow across the bottom bolts or screws used for fasteners must not touch and parts or wiring Perform leakage test on cus tomized installa...

Страница 6: ... 1 3 W SPEAKER 3 W 8 ohm ANTENNA INPUT IMPEDANCE 75 ohm Unbalanced AUXILIARY INPUT TERMINAL Front Video Audio Rear Video Audio INTERMEDIATE FREQUENCIES Picture IF Carrier Frequency 45 75 MHz Sound IF Carrier Frequency 41 25 MHz Color Sub Carrier Frequency 42 17 MHz REMOTE CONTROL R 25Z10 R 25Z11 SPECIAL FUNCTIONS 3 Language OSD With CAPTION Wake up On Off Time Sleep Timer Power Restore DTQ 14J4FC ...

Страница 7: ... PLL DEMOD AGC AFT IF VCC 5V Z501 TRAP 4 5MHz L501 VCO VOIL 49 48 CHROMA LUMINANCE PROCESS HORIZONTAL VERTICAL PROCESS 46 44 ABL 13 VIDEO VER VCC 5V 43 EXT V IN 42 X RAY 34 19 20 21 RED GREEN BLUE 1 2 3 200V CRT 9 8 7 6 I901 TDA6103Q HEATER HOR BUS VCC 25 H V FOCUS SCREEN ABL Hcp 133V VIDEO 200V HEATER 10V 25 5V FBP 28 Q401 HOR DR 27 Q403 HOR ON OFF U COM 37 Q402 HOR OUT B B C C B C 45V I301 LA784...

Страница 8: ... into the red Press the 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 NOTE...

Страница 9: ...OSI 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 10: ...up or down button the screen is changing like this Using the volume up or down button select internal cross pattern Select service adjustment S6 You can see the OSD as shown in below 4 1 Horizontal Position Adjustment Select H PHASE item adjust H PHASE data value to obtain proper horizontal centering of the internal cross pattern at the left and right of the screen 4 2 Vertical Position Adjustment...

Страница 11: ...own 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 GB 160...

Страница 12: ...alue 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 13: ...D P84 AN4 P85 AN5 P86 AN6 P87 AN7 RES FILT CVIN VS HS R G B BL I P60 SDA0 P61 SCLK0 P62 SDA1 P63 SCLK1 P70 INT0 P71 INT1 P72 INT2 TOIN P73 INT3 TOIN P00 P01 P02 P03 P04 P05 P06 P07 TV ONLY H CABLE H ST MONO BLUE BACK NC AUTO TINT NC KEY IN AFT IN AGC IN SPARE A D M DATA M CLOCK T DATA T CLOCK NC NC NC REMOCON IN ST BY H POWER ON H OUT ON L OFF H SOUND RESET AKB WHITE AUDIO MUTE H NC POWER ON H X T...

Страница 14: ...inds of 16 x 32 dot characters used 16K bytes Various characters attributes Character colors 16 colors Character background colors 16 colors Fringe shadow colors 16 colors Full screen colors 16 colors Rounding Underline Italic character slanting Attribute can be changed without spacing Vertical display start line number can be set for each row independently Row can be overlapped Horizontal display...

Страница 15: ...s PLL IC Interface FS 181 Channel AIR 2 69CH CABLE 1 125CH AFT Operation Fine Tuning 2 5Fn 2 5MHz AIR CABLE STD HRC IRC Only Cable 5 6CH is that AFT range is cover over broad band 2 5MHzFn 3 5MHz Memorize Channels If a channel is broadcasting the channel is memorized Direct Tuning 09KEY Channel Up Down Memorized Channels The Ch Up Down buttons on the Remocon and on the front panel are same functio...

Страница 16: ... America ENG SPA POR E2PROM Interface I2C Bus Control CH 6 TRAP Function IS 31 PLL IC Band Data Control Byte 2 P3 P0 VHF L 1 VHF H 2 CH6 TRAP 5 IS 31 AIR Cable CH 6 Only UHF 8 5 The Table of Option and Schedule Model Name Pin Option Application Reference CN 001A 1 Input Video TV O Low DC_0V Video High DC_5V TV 2 Reception Air Cable O Low DC_0V Air High DC_5V Cable 3 Audio Mono Stereo O Low DC_0V S...

Страница 17: ...16 IC DESCRIPTION 6 Pin Description ...

Страница 18: ...17 IC DESCRIPTION ...

Страница 19: ...18 IC DESCRIPTION ...

Страница 20: ... RGB VCC RED OUTPUT GREEN OUTPUT BLUE OUTPUT B AKB INPUT VERTICAL OUTPUT RAMP ALC FILTER HOR BUS VCC HOR AFC FILTER HORIZONTAL OUTPUT AUDIO OUT FM OUTPUT PIF AGC RF AGC OUT PIF INPUT1 PIF INPUT2 IF GND IF VCC FM FILTER AFT OUTPUT BUS DATA CHROMA AFC1 FILTER VIDEO OUTPUT VIDEO VER BUS GND EX VIDEO INPUT Y IN VIDEO VER VCC INT VIDEO INPUT S C IN BLACK LEVEL DETECTOR VIDEO OUTPUT APC FILTER VCO COIL2...

Страница 21: ...I801 POWER CONTROL MODULE PIN NO DESCRIPTION PIN NO DESCRIPTION 1 GATE DRIVE1 10 12V INPUT 2 OCP 11 POWER CONTROL 3 SOURCE 12 NC 4 GND1 13 GND2 5 GATE 14 133V INPUT 6 GATE DRIVE2 DPM 001 TI KSE 1 2 3 4 5 6 10 11 12 13 14 ...

Страница 22: ... I101 34 OCP 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 ...

Страница 23: ...14 AFT 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 ...

Страница 24: ... 28 SDA SCL I101 SF101 SAW FILTER 5 6 10 8 11 12 Check IF Vcc 5V Check clock data signal 3 Check IF AGC voltage e I601 TDA7267A 1 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 C602 SOUND 12V C603 Audio in Check audio signal in 2 C605 speaker Check audio signal out 3 Q601 Micom 40 Audio MUTE H Mute...

Страница 25: ... I701 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 ...

Страница 26: ... 19 20 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 3 C307 Output Check vertical output signal Vertical D Y Check the waveform If no output then change I301 I101 ...

Страница 27: ...mote 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 ...

Страница 28: ...MX DE1610 C881 CH2AEE102M C CERA AC 2 5KV 1000PF M MX DE1310 D801 DD2SB80 DIODE BRIDGE D2SB80 F801 5F1GB4021L FUSE GLASS TUBE UL CSA TL 4A 125V MF51 I101 1DCT814B IC CHROMA DCT814B I301 PTC2SW7101 HEAT SINK ASS Y 1LA7841 7174300811 I301 1LA7841 IC VERTICAL LA7841 I301A 4857027101 HEAT SINK SPCC T1 0 SN I301B 7174300811 SCREW TAPPTITE TT2 RND 3X8 MFZN I401 1K1A7805P1 IC REGULATOR KIA7805API I601 1T...

Страница 29: ...0 6 8K OHM J 2012 RC359 HRFT273JCA R CHIP 1 10 27K OHM J 2012 RC360 HRFT333JCA R CHIP 1 10 33K OHM J 2012 RC361 HRFT222JCA R CHIP 1 10 2 2K OHM J 2012 LOC PART CODE PRAT NAME DESCRIPTION RC362 HRFT113JCA R CHIP 1 10 11K OHM J 2012 RC426 HRFT302JCA R CHIP 1 10 3K OHM J 2012 RC453 HRFT103JCA R CHIP 1 10 10K OHM J 2012 RC454 HRFT102JCA R CHIP 1 10 1K OHM J 2012 RC455 HRFT331JCA R CHIP 1 10 330 OHM J ...

Страница 30: ...MPJBH411 PCB MAIN M 10 AS DTQ 14J4FCA LOC PART CODE PRAT NAME DESCRIPTION 10 2TM18006BE TAPE MASKING 6 2X500 P601 485923162S CONN WAFER YW025 03 STICK R601 RS01Z688J R M OXIDE FILM 1W 0 68 OHM J R804 RS02Z278JS R M OXIDE FILM 2W 0 27 OHM J SMALL R814 RS02Z828JS R M OXIDE FILM 2W 0 82 OHM J SMALL ZZ200 PTMPJRH411 PCB MAIN RADIAL AS DTQ 14J4FCA C101 CEXF1H109V C ELECTRO 50V RSS 1MF 5X11 TP C102 CEXF...

Страница 31: ...LM 1W 120K OHM J SMALL SW701 5S50101090 SW TACT THVH472GCA SW702 5S50101090 SW TACT THVH472GCA LOC PART CODE PRAT NAME DESCRIPTION SW703 5S50101090 SW TACT THVH472GCA SW704 5S50101090 SW TACT THVH472GCA SW705 5S50101090 SW TACT THVH472GCA SW706 5S50101090 SW TACT THVH472GCA X502 5XEX3R579C CRYSTAL QUARTZ HC 49U 3 579545M TP ZZ200 PTMPJAH411 PCB MAIN AXIAL AS DTQ 14J4FCA 10 2TM14006LB TAPE MASKING ...

Страница 32: ... 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 JL01 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 LOC PART CODE PRAT NAME DESCRIPTION L533 5CPZ150K02 COIL PEAKING 15UH K AXIAL 3 ...

Страница 33: ...1 10 0 OHM 2012 1 0 JCE01 HRFT000 CA R CHIP 1 10 0 OHM 2012 0 1 JCV01 HRFT000 CA R CHIP 1 10 0 OHM 2012 0 1 JP02 4859109950 JACK PIN BOARD PH JB 9710A 1 0 M201 4852072400 MASK FRONT FR HIPS BK CORE 1A 0 1 M201 4852072401 MASK FRONT FR HIPS BK CORE 1B 1 0 QV01 TKSC945CY TR KSC 945C Y TAPPING 1 0 R602 RD 2Z271J R CARBON FILM 1 2 270 OHM J 1 0 RCA01 HRFT102JCA R CHIP 1 10 1K OHM J 2012 1 0 RCA02 HRFT...

Страница 34: ...FK104ZCA C CHIP CERA 50V Y5V 0 1MF Z 2012 0 1 CRT1 PTRTPWH394 CRT AS NTSC 14 ITC CRT AS 1 0 CRT1 PTRTPWJ666 CRT AS NTSC 20 ITC CRT AS 0 1 DA01 D1N4148 DIODE 1N4148 TAPPING 1 0 JCA01 HRFT000 CA R CHIP 1 10 0 OHM 2012 0 1 JCA02 HRFT000 CA R CHIP 1 10 0 OHM 2012 1 0 JCE01 HRFT000 CA R CHIP 1 10 0 OHM 2012 0 1 JCV01 HRFT000 CA R CHIP 1 10 0 OHM 2012 0 1 JP02 4859109950 JACK PIN BOARD PH JB 9710A 1 0 L...

Страница 35: ...P 1 10 100K OHM J 2012 1 0 RCA03 HRFT750JCA R CHIP 1 10 75 OHM J 2012 1 0 RCA04 HRFT101JCA R CHIP 1 10 100 OHM J 2012 1 0 RCA05 HRFT224JCA R CHIP 1 10 220K OHM J 2012 1 0 RCA06 HRFT392JCA R CHIP 1 10 3 9K OHM J 2012 1 0 RCA07 HRFT224JCA R CHIP 1 10 220K OHM J 2012 1 0 RCA09 HRFT102JCA R CHIP 1 10 1K OHM J 2012 1 0 RV01 RD 4Z103J R CARBON FILM 1 4 10K OHM J 1 0 SP01A 7178301011 SCREW TAPPTITE TT2 W...

Страница 36: ...9710A 1 0 JP02 4859110550 JACK PIN BOARD YS01 9901 0 1 M201 4852072401 MASK FRONT FR HIPS BK CORE 1B 1 0 M201 4852072402 MASK FRONT PC CL 0 1 M211 4852154200 COVER BACK FR HIPS BK 1 0 M211 4852154202 COVER BACK PC CL 0 1 M551 4855539900 DECO SENSOR LAXAN 1 0 M551A 7178301011 SCREW TAPPTITE TT2 WAS 3X10 MFZN 1 0 QV01 TKSC945CY TR KSC 945C Y TAPPING 1 0 RC799 HRFT472JCA R CHIP 1 10 4 7K OHM J 2012 0...

Страница 37: ...36 EXPLODED VIEW 1 DTQ 14J4FC ...

Страница 38: ...37 EXPLODED VIEW 2 DTQ 14J4FCA ...

Страница 39: ...38 EXPLODED VIEW 3 DTQ 14J4FCC ...

Страница 40: ...EXPLODED VIEW 4 DTQ 20J4FC 39 ...

Страница 41: ...40 ...

Страница 42: ...DAEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC E mail djkoo web dwe co kr TEL 82 2 360 7806 FAX 82 2 360 7877 ...

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