Daewoo DTQ-20D4SSFM manuale d’uso

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. Service Manual Mar. 2005 Color Television CHASSIS : Model : CN-001GM DTQ-14D4SSFM DTQ-20D4SSFM MPR. 2005 S/M No. : TC[...]

T ABLE OF CONTENTS SAFETY PRECAUTIONS 2 PRODUCT SAFTY SERVICING GUIDELINES FOR AUDIO-VIDEO PRODUCS 2 PRODUCT SAFTY SERVICING GUIDELINES FOR COLOR TELEVISION RECEIVERS 3 SPECIFICA TIONS 5 BLOCK DIAGRAM 6 ALIGNMENT INSTRUCTIONS 7 SERVICE MODE ADJUSTMENTS 7 ASSEMBLY ADJUSTMENTS 9 PARENTAL CONTROL PASSWORD SETTINGS 12 SCHEMA TIC DIAGRAM 13 EXPLODED VIE[...]

2 PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO - VIDEO PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY. NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- TURER'S APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLY VOID THE WARRANTY, BUT MAY LEAD TO YOUR BEING LIABLE FOR ANT RESULT- ING PROPERTY DAMAGE OR USER INJURY. [...]

3 PRODUCT SAFETY SERVICING GUIDELINES FOR COLOR TELEVISION RECEIVERS CAUTION : Do not attempt to modify this product in any way. Unau- thorized modifications will not only void the warranty, but may lead to your being liable for any resulting property damage or user injury. Service work should be performed only after you are thoroughly familiar wit[...]

4 SUBJECT : IMPLOSION 1. All direct viewed picture tubes are equipped with an integral implo- sion protection system, but care should be taken to avoid damage during installation. Avoid scratching the tube. If scratched, replace it. 2. Use only recommended factory replacement tubes. SUBJECT : TIPS ON PROPER INSTALLATION 1. Never install any receive[...]

5 SPECIFICA TIONS MODEL ITEM TV STANDARD NTSC - M POWER INPUT FREE POWER CONSUMTION 57 WATTS 62 WATTS TUNING SYSTEM FREQUENCY SYNTHESIZER TUNING RANGES VHF : 2 ~ 13 (12) UHF : 14 ~ 69 (56) CATV : 1 ~ 125 (125) SOUND OUTPUT 5W+5W SPEAKER 8ohm 7.5W ANTENA INPUT IMPEDANCE 75ohm Unbalanced AUXILIARY INPUT TERMINAL Front : Video, Audio Rear : Video, Aud[...]

BLOCK DIAGRAM 6[...]

7 ALIGNMENT INSTRUCTIONS 1. SERVICE MODE ADJUSTMENTS Follow the steps below whenever service adjustment is required. See Table- A and Table- B to determine if service adjustments are required. 1) How to enter the service mode using the user remote control. • Turn the set on. • Direct the remote control to the reception window of TV. • Push bu[...]

8 ALIGNMENT INSTRUCTIONS Table-B * indicates the items with different settings each of sets S2 Align RF AGC threshold Select AGC reference voltage 2 2 10 Automatically turn off in 15min for no received signal 0 0 0, 1 0,1 1 0 0, 1 0,1 0 0 0, 1 0,1 0 0 0, 1 0~3 0 0 0~ 3 0~3 3 0 0~ 3 0,1 0 0 0, 1 0,1 0 1 0, 1 0,1 O N 1 5 ON,OF F 0~30 Align RED OUT AC[...]

9 2) FOCUS ADJUSTMENT • Turn in a local station and adjust the Focus Control knob (located on FBT) for best picture details at high light condition. 3) RF AGC DELAY ADJUSTMENT (S5) • Receive a good local channel. • Enter the service mode and select service adjustment S5. • You can see the OSD as shown in below. • Select RFAGCD item, press[...]

4-3. Vertical Size Adjustment • Select “ V. SIZE ” ite m , adjust “ V. SIZE ” data value to proper vertical size as follows. • You can see the OSD as shown in below. 4-1. Horizontal SHIFT Adjustment • Select H. SHIFT item, adjust H. SHIFT data value to obtain proper horizontal centering of the internal cross pattern at the left and ri[...]

11 ALIGNMENT INSTRUCTIONS ∑ Select Subbrightness item, adjust Subbrightness data value to obtain normal brightness level. ∑ Press the DISPLAY button to memorize the data. CONTRAST ∑ Fixed value = 12 TINT ∑ Fixed value = 42 COLOR ∑ Fixed value = 15 SHARPNESS ∑ Fixed value = 38 7) FACTORY OUTGOING MODE (S12 : FACT) ∑ If you select the S[...]

12 3. PARENTAL CONTROL PASSWORD SETTINGS If user forget Parental Control Password as follows. 1) CHANGE THE PASSWORD. • Turn the set on. • Direct the remote control to the reception window of your TV/VCR • Using the MENU buttons, select the Special menu. • Using the the channel up ( ) or down ( ) duttons, select prental control. • Using t[...]

13[...]

14 EXPLODED VIEW 20 19 EPS 20D5 1 PAD 4858193401 LDPE T0.03X1300X1 000 1 BAG PE 4858211800 DW-3 1 CARTON BOX 4858055200 150 ART P/E FILM(C /TV) 1 SPEC PLATE 4855415800 HIPS BK 4852155601 4856214902 30X190 BK 2 SCREW CRT FIXING AS 30X80 BK 2 SCREW CRT FIXING AS 4856013300 PVC T1.0 4857618000 TT2 WAS 3X12 MFZN BK SCREW TAPPTIE TT2 WAS 3X12 MFZN BK 2 [...]

15 A 48JL L91x 50 M16 DC-20 SF C N-2 2 0C 58 G0 0001 46 48 56 01 330 2 P TMP M SJ8 01 P TSP PW J7 76 1 DEG AUS ING COI L 15 3 FELT T0. 7 L=2 00 CLO TH BL AC K 48 57 81 761 1 12 2 9 8 SP EA KER 3 P C S MO G 1 1 E GI T 0.5 G RIL L R 48 52 53 980 0 E GI T 0.5 GR ILL L 485 25 39700 1 1 1 4 A BS B K S WR M 4 4 S PEC IAL S CRE W 4 856 0 161 00 1 1 30X 19[...]

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18 ZZ100 48B5748C04 TRANSMITTER REMOCON R-48C04 (AAA) ZZ110 PTACPWH527 ACCESSORY AS DTQ-14D4SSF 00010 4850Q00910 BATTERY R03/NN 00020 4850A02510 ANT ROD S3BW216B (L=600 MM) 00030 4850A00650 TRANS ANT MATCHING YSC-T-07 BR 00040 4859000240 ADAPTER 2P15A 300V(D=4.0) 10000 48586220S1 MANUAL INSTRUCTION SPAIN M821 4858213801 BAG INSTRUCTION L.D.P.E T0.0[...]

19 RC701 HRFT123JBA R CHIP 1/10 12K OHM J 1608 RC702 HRFT223JBA R CHIP 1/10 22K OHM J 1608 RC703 HRFT471JBA R CHIP 1/10 470 OHM J 1608 RC704 HRFT471JBA R CHIP 1/10 470 OHM J 1608 RC706 HRFT102JBA R CHIP 1/10 1K OHM J 1608 RC708 HRFT223JBA R CHIP 1/10 22K OHM J 1608 RC709 HRFT000-BA R CHIP 1/10 0 OHM 1608 RC710 HRFT103JBA R CHIP 1/10 10K OHM J 1608 [...]

20 C601 CEXF1C470V C ELECTRO 16V RSS 47MF (5X11) TP C605 CEXF1H479V C ELECTRO 50V RSS 4.7MF (5X11) TP C606 CEXF1H479V C ELECTRO 50V RSS 4.7MF (5X11) TP C610 CMXL1J224J C MYLAR 63V MEU 0.22MF J (TP) C611 CMXL1J224J C MYLAR 63V MEU 0.22MF J (TP) C615 CEXF1H109V C ELECTRO 50V RSS 1MF (5X11) TP C634 CEXF1H100V C ELECTRO 50V RSS 10MF (5X11) TP C662 CMXM[...]

21 J107 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J109 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J11 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J110 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J111 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J112 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING J114 85801065GY WIRE COPPER AW[...]

22 R307 RD-AZ303J- R CARBON FILM 1/6 30K OHM J R308 RD-AZ202J- R CARBON FILM 1/6 2K OHM J R309 RD-AZ822J- R CARBON FILM 1/6 8.2K OHM J R310 RD-AZ303J- R CARBON FILM 1/6 30K OHM J R312 RD-AZ104J- R CARBON FILM 1/6 100K OHM J R350 RD-AZ102J- R CARBON FILM 1/6 1K OHM J R351 RD-AZ752J- R CARBON FILM 1/6 7.5K OHM J R352 RD-AZ123J- R CARBON FILM 1/6 12K [...]

ELECTRICAL P ARTS LIST AUTO FREE, 220V DIFFERENTIAL P ARTS LIST LOC PARTS_NAME 220V AUTO FREE VOLTAGE S/N PARTS_DESC. S/N PARTS_DESC. R801 R CEMENT RX07B339JP 7W 3.3 OHM J BEN 15MM 4P RX07B109JP 7W 1 OHM J BEN 15MM4P R895 R CARBON FILM RD-4Z513J- 1/4 51K OHM J X DTQ-20D4SSFM_20D7SSFM DIFFERENTIAL LIST LOC PARTS_NAME DTQ-20D4SSFM DTQ-20D7SSFM S/N PA[...]

I. MICOM Outline. 1. Abstract. This specification is 1-T unner Mono Model for North America, CCD 1-Chip MICOM M37150. It is developing software specification for tuning only NTSC system TV F/S. 2. H/W Outline. 1) ROM : 32K x 8bits.tsc 2) RAM : 1 152 x 8bits. 3) OSD Function. . Screen Display . 32 characters x 2 lines. - Characters. 254 patterns pro[...]

- Closed Caption Mode. (Off<-->C1<-->C2<-->T1<-->T2<-->Of f) - CC On Mute.(Off / On) - When CC On Mute is On, Output is selected a item of Closed Caption Modes. 3) T uning Function. - I2C Bus. - PLL IC Interface. - FS 181 Channel (AIR 2-69CH, CABLE 1-125CH)" - AFT Operation(Fine T uning ) -2.5 ~ Fn ~ +2.5MHz - AIR[...]

5 . The Table of Option and Schedule 6 . KEY Matrix PIN OPTION REFERENCE REMARKS #1 TV ONL Y (H) LOW (DC 0V): VIDEO (L) : Video Model (“V” Series) HIGH (DC 5V) : TV (H) : No Video Model (“P” Series) #41 PRISON LOW (DC 0V): NORMAL (L) : Normal Video HIGH (DC 5V) : PRISON (H) : Clock Menu (TIME) delete KEY FUNCTION VALUE(V) SW701 POWER 0 ~ 0.[...]

27 Appendix IC DESCRIPTION II. PIN ASSIGN TV ONL Y TV / Y A V1/A V2 DG ON RELA Y S-IN TV/A V AFT IN X-RA Y X-RA Y2 ST -BY LED NC KEY1 BUS STOP S-MUTE REMOCON IN NC NC CNVSS GND NC VSS P12/SCL2 P13/SDA1 P14/SDA2 P16/AD8/TIM2 P50/H SYNC P51/V SYNC P52/B P53/G P54/R P55/OUT CLKCOUNT/P10 P30/SDA3 P31/SCL3 P15 FSCIN RESET CVIN VHOLD HLF FIL T VCC CLOCK([...]

28 Appendix IC DESCRIPTION III. PIN DESCRIPTION[...]

IV. M 6 12 5 0(CROMA) Pin Configuration VI DEO/CHRO M A G ND ( 2 ) VIF V cc ( 1) VIF V cc ( 2 ) H OUT AF C F ILT E R DE F GND ( 2 ) F BP IN T V /Y I N VR EG Vc c AF T O UT DE F GND ( 1 ) B O U T R OUT CHRO M A A P C F ILT ER EXT /C IN Hi V c c SI F LIM IT E R IN G OU T X- T AL 3.58 V. RAM P O UT V RAM P F /B VI DEO/CHRO M A V c c ( 1) V RA M P CA P[...]

30 TROUBLESHOOTING GUIDE 1. NO POWER Appendix[...]

#40 #42 #63 #2 #3 #62 #59 #58 #41 #26 #27 #64 #7 #31 #30 #22 VCC 5V #41 31 C517 DEF 180V #39 #40 #12 #14 #15 #16 #33[...]

#40 #42 #7 #31 #30 #22 #63 #64 #2 #4 #26 #27 #50 #48 #43 Z502 4.5M T rap Check A TT FIL TER Circut C603 #51 32[...]

#31 #30 #1 1 #7 #40 #42 #22 #63 #59 #2 #64 Vcc 5V Check T -SDA/SCL SVC S5 Key input Vco adjust 33[...]

#41 #14 #15 #16 #34 #40 #40 #38 #5 #6 #1 #5 Check the voltage (25V) V ertical IC Vcc (25V) 34[...]

#37 #38 #22 #33 #36 #35 #34 #24 #21 #22 #23 #27 #26 #30 #31 Vcc 5V #15 #22 Vcc 5V Check the voltage 35[...]

DAEWOO ELECTRONICS CORP . PRINTED DA TE : 686, AHYEON-DONG, MAPO-GU, SEOUL, KOREA. C.P .O. BOX 8003 SEOUL KOREA MAR. 2005[...]