Instruction/ maintenance manual of the product DTQ-21U4SSN Daewoo
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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 Color Television CHASSIS : Model : CN-001GF DTQ-2133SSN DTQ-21U4SSN DTQ-2133SSFN SEP .
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 SPECIFICATIONS 5 BLOCK DIAGRAM .
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.
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.
5 SPECIFICA TIONS MODEL ITEM TV STANDARD NTSC - M POWER INPUT FREE 110V POWER CONSUMTION 65 WATTS TUNING SYSTEM FREQUENCY SYNTHESIZER TUNING RANGES VHF : 2 ~ 13 (12) UHF : 14 ~ 69 (56) CATV : 1 ~ 125 (125) SOUND OUTPUT 1.
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.
8 Table-B S2 Align RF AGC threshold Select AGC reference voltage 22 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 1 0 0~3 0~3 3 0 0~3 0,1 0 .
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.
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.
11 ALIGNMENT INSTRUCTIONS ∑ Select Subbrightness item, adjust Subbrightness data value to obtain normal brightness level. ∑ Press the DISPLAY button to memorize the data.
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.
13.
EXPLODED VIEW 14 3 2 4 7 6 5 8 9 11 12 13 14 15 16 17 19 10 18 MODEL REFERENCE SCALE UNITS mm D N Daewoo Electronics Corp. Mechanical Design Team, TV Research Center (1 / 1 ) 0.
EXPLODED VIEW 15.
16 ZZ100 48B5748C04 TRANSMITTER REMOCON R-48C04 (AAA) ZZ110 PTACPWK123 ACCESSORY AS DTQ-21U4SSN 00010 4850A02510 ANT ROD S3BW216B (L=600 MM) 00030 4850Q00910 BATTERY R03/NN 00040 4850A00650 TRANS ANT MATCHING YSC-T-07 BR 10000 48586001E2 MANUAL INSTRUCTION DTQ-20V1FS M821 4858213803 BAG INSTRUCTION L.
17 E025 4856310300 EYE LET BSR T0.2 (R1.6) E026 4856310600 EYE LET BSR T0.2 (R2.3) E027 4856310600 EYE LET BSR T0.2 (R2.3) E028 4856310600 EYE LET BSR T0.2 (R2.3) E029 4856310600 EYE LET BSR T0.2 (R2.3) E030 4856310300 EYE LET BSR T0.2 (R1.6) E032 4856310300 EYE LET BSR T0.
18 20 2TM10006LB TAPE MASKING 3M #232-MAP-C 6.2X2000M A001 4859816692 PCB MAIN 330X246 S1B C109 CCZF1H103Z C CERA 50V F 0.01MF Z C115 CCZF1H103Z C CERA 50V F 0.01MF Z C116 CCZF1H103Z C CERA 50V F 0.01MF Z C118 CZSL1H470J C CERA 50V SL 47PF J (AXIAL) C122 CCZB1H471K C CERA 50V B 470PF K (AXIAL) C152 CCZF1H103Z C CERA 50V F 0.
19 J075 85801060GY WIRE COPPER 1/0.6 TIN COATING J076 85801060GY WIRE COPPER 1/0.6 TIN COATING J077 85801060GY WIRE COPPER 1/0.6 TIN COATING J078 85801060GY WIRE COPPER 1/0.6 TIN COATING J080 85801060GY WIRE COPPER 1/0.6 TIN COATING J083 85801060GY WIRE COPPER 1/0.
20 R711 RD-AZ472J- R CARBON FILM 1/6 4.7K OHM J R712 RD-AZ102J- R CARBON FILM 1/6 1K OHM J R713 RD-AZ103J- R CARBON FILM 1/6 10K OHM J R714 RD-AZ479J- R CARBON FILM 1/6 4.7 OHM J R716 RD-AZ102J- R CARBON FILM 1/6 1K OHM J R717 RD-AZ102J- R CARBON FILM 1/6 1K OHM J R718 RD-AZ154J- R CARBON FILM 1/6 150K OHM J R719 RD-AZ472J- R CARBON FILM 1/6 4.
ELECTRICAL P ARTS LIST 1 10V / FREE VOL T DIFFERENTIAL P ARTS LIST LOC PARTS_NAME DTQ-2133/21U4SSN DTQ-2133SSFN S/N PARTS_DESC. S/N PARTS_DESC. 00020 ADAPTER 4859000240 2P15A 300V(D=4.
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.
- 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 . 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.
25 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/SDA.
26 Appendix IC DESCRIPTION III. PIN DESCRIPTION REMARKS NAME.
IV. M 6 12 5 0(CROMA) Pin Configuration 27 IC DESCRIPTION.
28 TROUBLESHOOTING GUIDE 1. NO POWER Appendix LF-30A1 R809 1W 220K 102 NC (BN) D819 0.82 R814 2W(S) I805 LTV-817C D813 0 10K 104 UZ-5.63M C817 R885 TSM-3541B8 0.
#40 #42 #63 #2 #3 #62 #59 #58 #41 #26 #27 #64 #7 #31 #30 #22 VCC 5V #41 29 C517 DEF 180V #39 #40 #12 #14 #15 #16 #33 R412.
#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 30.
#31 #30 #1 1 #7 #40 #42 #22 #63 #59 #2 #64 Vcc 5V Check T -SDA/SCL SVC S5 Key input Vco adjust 31.
#41 #14 #15 #16 #34 #40 #40 #38 #5 #6 #1 #5 Check the voltage (25V) V ertical IC Vcc (25V) 32.
#37 #38 #22 #33 #36 #35 #34 #24 #21 #22 #23 #27 #26 #30 #31 Vcc 5V #15 #22 Vcc 5V Check the voltage 33.
DAEWOO ELECTRONICS CORP . PRINTED DA TE : 686, AHYEON-DONG, MAPO-GU, SEOUL, KOREA. C.P .O. BOX 8003 SEOUL KOREA SEP . 2005.
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