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Service Manual
Color Television
CHASSIS : CN-001N
Model :
DTQ-14V1FCN/20V1FCN
DTQ-14V5FCN/20V4FCN
DTQ-14J4FCGN/FCCN
DTQ-14V1SCN/15U5SC
DTQ-20U1SSN/20V1SSN
DTQ-14V1FSN/20V1FSN
DTQ-14V5FSN/20V4FSN
DTQ-14V3FSN/20V3FSN
DTQ-14U1FSN/20U1FSN
DTQ-14V1FSPN/20V1FSPN
DTQ-14V5FSPN/20V4FSPN
DTQ-14U1FSPN/20U1FSPN
DTQ-14V3SSN/20V3SSN
DTQ-14V5SSPN/15U5SSPN
DTQ-14V1FCN
DTQ-14V5FCN
DAEWOO ELECTRONICS CO., LTD
http : //svc.dwe.co.kr
S/M No.:CN001N-010R1
U.S.A
Canada
Middle America
( AC 110V)
Mexico,Chile ,
Peru ( AC 220V)
DTQ-20V4FCN
DTQ-14V3FCN
N
DTQ-14U1FS
Jun. 2002
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Related Manuals for DAEWOO ELECTRONICS DTQ-14V1FCN
Summary of Contents for DAEWOO ELECTRONICS DTQ-14V1FCN
- Page 1 DTQ-14V5FCN/20V4FCN U.S.A DTQ-14J4FCGN/FCCN Canada DTQ-14V1SCN/15U5SC DTQ-20U1SSN/20V1SSN DTQ-14V1FSN/20V1FSN DTQ-14V5FSN/20V4FSN Middle America DTQ-14V3FSN/20V3FSN ( AC 110V) DTQ-14U1FSN/20U1FSN DTQ-14V1FSPN/20V1FSPN DTQ-14V5FSPN/20V4FSPN Mexico,Chile , DTQ-14U1FSPN/20U1FSPN Peru ( AC 220V) DTQ-14V3SSN/20V3SSN DTQ-14V5SSPN/15U5SSPN DTQ-14V1FCN DTQ-20V4FCN DTQ-14V3FCN DTQ-14V5FCN DTQ-14U1FS DAEWOO ELECTRONICS CO., LTD http : //svc.dwe.co.kr Jun. 2002...
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Page 2: Table Of Contents
All manuals and user guides at all-guides.com 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). -
Page 3: Product Safty Servicing Guidelines For Audio - Video Producs
All manuals and user guides at all-guides.com PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO - VIDEO PRODUCTS CAUTION SUBJECT : X-RADIATION : 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 1. -
Page 4: Product Safty Servicing Guidelines For Color Television Receivers
All manuals and user guides at all-guides.com PRODUCT SAFETY SERVICING GUIDELINES FOR COLOR TELEVISION RECEIVERS CAUTION : Do not attempt to modify this product in any way. Unau- GRAPHIC SYMBOLS : thorized modifications will not only void the warranty, but may lead to your being liable for any resulting property damage or user injury. - Page 5 All manuals and user guides at all-guides.com SUBJECT : IMPLOSION 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 1.
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Page 6: Specifications
All manuals and user guides at all-guides.com SPECIFICATIONS DTQ-14/20V1FCN MODEL DTQ-14V5/20V4FCN DTQ-14/20V1FSPN DTQ-14/20V1FSN DTQ-14/20U1FSN DTQ-14/20U1FSPN REMARKS DTQ-14V5/20V4FSPN ITEMS DTQ-14V5/20V4FSN DTQ-14/20V3FSN TV STANDARD NTSC-M POWER INPUT AC 120V 60 Hz AC 220V 50/60 Hz 14 = 55W POWER CONSUMPTION 20 = 68W TUNING SYSTEM Frequency Synthesizer ( FS ) Tuning System VHF : 2 ~ 13 (12) -
Page 7: Block Diagram
All manuals and user guides at all-guides.com BLOCK DIAGRAM... -
Page 8: Alignment Instructions
All manuals and user guides at all-guides.com 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. •... -
Page 9: Assembly Adjustments
All manuals and user guides at all-guides.com ALIGNMENT INSTRUCTIONS Table-B DATA MODE ADJUSTMENT ITEMS REMARKS INITIAL RANGE Screen Adjustment Auto RF AGC Video Level (VIDEOL) 0 ~ 7 Must be set to 7 RF AGC Delay (RFAGCD) 0 ~ 63 Align RF AGC threshold FM Level (FM.LEV) 0 ~ 31... - Page 10 All manuals and user guides at all-guides.com ALIGNMENT INSTRUCTIONS 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) •...
- Page 11 All manuals and user guides at all-guides.com ALIGNMENT INSTRUCTIONS 4-3. Vertical Size Adjustment • Select “ V.SIZE” item, adjust “ V.SIZE” data value to proper vertical size as follows. 5) WHITE BALANCE ADJUSTMENT(S8) • Receive a good local channel. • Enter the service mode and select service adjustment S8. •...
- Page 12 All manuals and user guides at all-guides.com 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 = 27 TINT • Fixed value = 32 COLOR •...
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Page 13: Parental Control Password Settings
All manuals and user guides at all-guides.com ALIGNMENT INSTRUCTIONS 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 •... -
Page 14: Voltage Chart
All manuals and user guides at all-guides.com VOLTAGE CHART MODE MODE I101 2.37 2.73 1.94 2.63 2.36 2.22 0.49 2.44 2.88 4.25 0.51 2.88 4.25 0.51 3.56 4.92 0.57 3.04 0.65 2.25 1.98 0.32 2.29 0.28 2.39 4.89 3.11 4.85 4.84 MODE 3.94... - Page 15 All manuals and user guides at all-guides.com VOLTAGE CHART MODE MODE I701 4.89 I703 4.81 5.04 4.99 5.04 4.99 4.89 4.86 4.86 4.83 2.68 2.66 4.97 4.92 5.04 4.99 5.04 4.99 MODE 2.22 0.49 I801 6.72 4.12 4.89 163.8 173.53 4.95 4.89 14.4...
- Page 16 All manuals and user guides at all-guides.com VOLTAGE CHART MODE MODE 5.02 5.02 Q201 3.32 3.28 Q703 2.49 2.48 38.6 42.28 4.93 Q401 Q704 4.95 4.92 4.32 4.29 5.02 Q402 Q707 0.21 0.07 0.59 2.89 Q403 Q760 0.66 0.68 10.1 Q404 Q804 133.1...
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Page 17: Waveforms
All manuals and user guides at all-guides.com WAVEFORMS (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... - Page 18 All manuals and user guides at all-guides.com WAVEFORMS (9) I701 PIN 7 (10) I701 PIN 17 (12) I801 PIN 2 1) I701 PIN 18 (13) T402 PIN 25.5V (14) T402 PIN 10.5V (15) T402 PIN HEATER (16) T402 PIN 200V...
- Page 19 All manuals and user guides at all-guides.com WAVEFORMS (17) T401 PIN H.V . (18) T801 PIN 133V (19) Q403 COLLECT OR (20) CR T SOCKET PIN B (21) CR T SOCKET PIN R (22) CR T SOCKET PIN G...
- Page 20 All manuals and user guides at all-guides.com PRINTED CIRCUIT BOARD LOC POS LOC POS LOC POS LOC POS LOC POS LOC POS LOC POS LOC C101 1 C C552 1 B C818 2 C I401 2 C R301 2 C R567 1 B R787 2 A SF101 C102...
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Page 21: Schematic Diagram
All manuals and user guides at all-guides.com SCHEMATIC DIAGRAM... -
Page 22: Exploded View
All manuals and user guides at all-guides.com EXPLODED VIEW 1. DTQ-14V1FSN... - Page 23 All manuals and user guides at all-guides.com EXPLODED VIEW 2. DTQ-14V3FSN...
- Page 24 All manuals and user guides at all-guides.com EXPLODED VIEW 3. DTQ-14V5FCN / FSN...
- Page 25 All manuals and user guides at all-guides.com EXPLODED VIEW 4. DTQ-14U1FSN...
- Page 26 All manuals and user guides at all-guides.com EXPLODED VIEW 5. DTQ-20V1FSN...
- Page 27 All manuals and user guides at all-guides.com EXPLODED VIEW 6. DTQ-20V3FSN...
- Page 28 All manuals and user guides at all-guides.com EXPLODED VIEW 7. DTQ-20V4FSN...
- Page 29 All manuals and user guides at all-guides.com EXPLODED VIEW 8. DTQ-20U1FSN...
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Page 30: Electrical Parts List
M821 4858213800 BAG INSTRUCTION L.D.P.E T0.05X250X400 C801 CL1UC3104M C LINE ACROSS WORLD AC250V 0.1UF M R.47 ZZ120 PTBCSHH488 COVER BACK AS DTQ-14V1FCN C802 CMYH3C332J C MYLAR 1.6KV BUP 3300PF J M211 4852151400 COVER BACK FR HIPS BK C804 CEYN2D331P C ELECTRO... - Page 31 BSR T0.2 (R2.3) Z501 5PYXT4R5MB FILTER CERA XT 4.5MB E025 4856310300 EYE LET BSR T0.2 (R1.6) ZZ200 PTMPJ0H488 PCB MAIN (RHU) AS DTQ-14V1FCN E026 4856310300 EYE LET BSR T0.2 (R1.6) C105 CEXF1C471V C ELECTRO 16V RSS 470MF (8X12)TP E027 4856310300 EYE LET BSR T0.2 (R1.6)
- Page 32 X502 5XEX3R579C CRYSTAL QUARTZ HC-49/U 3.579545M (TP) C807 CMXM2A103J C MYLAR 100V 0.01MF J (TP) ZZ200 PTMPJAH488 PCB MAIN AXIAL AS DTQ-14V1FCN C809 CMXM2A102J C MYLAR 100V 1000PF J (TP) 2TM14006LB TAPE MASKING 3M #232 6.0X2000M C810 CCXB2H222K C CERA...
- Page 33 All manuals and user guides at all-guides.com ELECTRICAL PARTS LIST PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION MARK MARK C555 CBZR1C392M C CERA 16V Y5R 3900PF M (AXIAL) J009 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING C560 CCZF1H103Z C CERA 50V F 0.01MF Z...
- Page 34 All manuals and user guides at all-guides.com ELECTRICAL PARTS LIST PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION MARK MARK J711 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING R501 RD-2Z151J- R CARBON FILM 1/2 150 OHM J J738 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATING...
- Page 35 All manuals and user guides at all-guides.com ELECTRICAL PARTS LIST PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION MARK MARK R735 RD-AZ102J- R CARBON FILM 1/6 1K OHM J R799 RD-AZ103J- R CARBON FILM 1/6 10K OHM J R736 RD-AZ103J- R CARBON FILM...
- Page 36 All manuals and user guides at all-guides.com DIFFERENT PARTS LIST The different Parts List PART CODE PART NAME DESCRIPTION REMARK R821 RD-AZ273J- R CARBON FILM 1/6 27K OHM J "15""/20""" PART CODE PART NAME DESCRIPTION REMARK R881 DEC7R0M140 POSISTOR ECPAC7R0M140 "14""/15"""...
- Page 37 All manuals and user guides at all-guides.com DAEWOO ELECTRONICS CO., LTD 686, AHYEON-DONG MAPO-GU SEOUL, KOREA C.P.O. BOX 8003 SEOUL, KOREA TELEX : DWELEC K28177-8 CABLE : “ DAEWOOELEC”...
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Page 38: Ic Description
All manuals and user guides at all-guides.com IC DESCRIPTION Appendix U-COM(I701) X’ TAL:32.768 KHz... - Page 39 All manuals and user guides at all-guides.com IC DESCRIPTION Appendix 1. Abstract. This specification is 1-Tuner Mono Model for North/South America, CCD 1-Chip MICOM LC863228A. It is developing software specification for tuning only NTSC 2. H/W Outline. 1) ROM : 28,672 x 8bits.tsc : 15,872 x 8 bits for CGROM.
- Page 40 All manuals and user guides at all-guides.com IC DESCRIPTION Appendix 3) On Screen Displays function is interior designed. 4) Package. : 36 PIN SDIP. 5) Tuner (Pre-scaler.) C Bus. /PLL IC : TAU 6014-S(SIEMENS). 6) Remocon. : The IC of Transmission (MITSUBISHI M50560) 7) E PROM.
- Page 41 All manuals and user guides at all-guides.com IC DESCRIPTION Appendix - Auto Power On Function.(Power Restore function in the Special Menu) - Heat Run Function. --- OSD White Back-Ground - Sleep Timer. - Wake Up Time Function. - Off Time Function. - Remote Reception &...
- Page 42 All manuals and user guides at all-guides.com IC DESCRIPTION Appendix 6. Pin Description Terminal Name Explanation Remarks P10/SDA0 ROM Data Main 6 bit input/output port IC Data Input/output can be Specified for each bit ROM CLK Other function. P11/SCLK0 Main IC CLK IIC0 data I/O P12/SDA1 IIC0 clock output.
- Page 43 All manuals and user guides at all-guides.com IC DESCRIPTION Appendix Terminal Name Explanation Blue output terminal of RGB image Fast blanking control signal Switch TV image Signal and caption / OSD image signal Output terminal Audio Mute Use only read data of LA76814/10 Use when does power off/on Power On Power off: Output Low(DC 0V)
- Page 44 All manuals and user guides at all-guides.com IC DESCRIPTION Appendix I101 DCT814(LA76814) : IC VIDEO PROCESSOR AUDIO OUT SIF INPUT FM OUTPUT SIF APC FILTER PIF AGC SIF OUTPUT RF AGC OUT EXT. AUDIO INPUT PIF INPUT1 VCO FILTER PIF INPUT2 VCO COIL1 IF GND VCO COIL2...
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Page 45: Power
All manuals and user guides at all-guides.com TROUBLESHOOTING GUIDE Appendix 1. NO POWER... -
Page 46: Picture
All manuals and user guides at all-guides.com TROUBLESHOOTING GUIDE Appendix 2. NO PICTURE NG : GO to the figure c Check the waveform of I101 #46 OK : Go the figure d 1701 MICOM... -
Page 47: Sound
All manuals and user guides at all-guides.com TROUBLESHOOTING GUIDE Appendix 3. NO SOUND NG : Go to the figure e Check audio output signal of I101 #1 OK : Go to the figure f g 1701 MICOM... -
Page 48: Don' T Stop
All manuals and user guides at all-guides.com TROUBLESHOOTING GUIDE Appendix 4. CH DON’ T STOP NG : Loss of signal or weak signal Check the input signal conditions OK : Go to the figure h... -
Page 49: Color
All manuals and user guides at all-guides.com TROUBLESHOOTING GUIDE Appendix 5. NO COLOR 6. NO VERTICAL DEFLECTION... -
Page 50: On-Screen Disply
All manuals and user guides at all-guides.com TROUBLESHOOTING GUIDE Appendix 7. NO ON-SCREEN DISPLAY 8. REMOTE CONTROL DOES NOT OPERATE...