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AUDIVIC DTH-14U1 User Instructions

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S/M No. : TCM003NEF0

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Summary of Contents for AUDIVIC DTH-14U1

  • Page 1 S/M No. : TCM003NEF0...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Safety Precautions ........................ 2 Product safety servicing guidelines for audio - video products ..............2 Product safety dervicing guidelines for color television receivers ............3 Specifications ......................... 5 User’s Instruction ........................6 Block Diagram ......................... 19 Alignment Instructions......................20 Service mode adjustments ........................

  • Page 3: Safety Precautions

    PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO - VIDEO PRODUCTS CAUTION SUBJECT : X-RADIATION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY. NEVER PEPFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- TURER’S APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLY VOID 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PERSON- THE WARRANTY, BUT MAY LEAD TO YOUR BEING LIABLE FOR ANT RESULT- NEL COVER THE SUBJECT OF X-RADIATION.

  • Page 4: Product Safety Dervicing Guidelines For Color Television Receivers

    PRODUCT SAFETY SERVICING GUIDELINES FOR COLOR TELEVISION RECEIVERS GRAPHIC SYMBOLS : CAUTION : Do not attempt to modify this product in any way. Unau- thorized modifications will not only void the warranty, but may lead to The ligntning flash with arrowhead symbol, your being liable for any resulting property damage or user injury.
  • Page 5 SUBJECT : IMPLOSION 4. Wall and shelf mounted installations using a commercial mounting kit, must follow the factory approved mounting instructions. A 1. All direct viewed picture tubes are equipped with an integral implo- receiver mounted to a shelf or platform must retain its original sion protection system, but care should be taken to avoid damage feet ( or the equivalent thickness in spacers ) to provide adequate during installation.

  • Page 6: Specifications

    Specifications MODEL DTH-14U1 DTH-20U1 REMARKS ITEMS DTH-14V1FSN DTH-20V1FSN DTH-14V4FSN DTH-20V4FSN TV STANDARD NTSC-M, PAL N/M POWER INPUT AC220V, 50/60 Hz POWER CONSUMPTION 14”=55W , 20”=60W TUNING SYSTEM Frequency Synthesizer (FS) Tuning System TUNING RANGES VHS : 2~13 (12) UHF : 2~13 (56)

  • Page 7: User's Instruction

    User’s Instruction Overview of Your Equipment Your TV comes with a remote control. The section below summarizes the buttons, controls, and terminals that your will use with your TV. Your TV’s Front Panel 1 POWER Use this button to turn your TV or off. Use these buttons to change channels on your TV, or to select items in the menu system.
  • Page 8 User’s Instruction Your Remote Control 1. POWER Use this buttion to turn your TV on or off. 2. MUTE Use to turn the TV’s sound on and off. Use these buttons to channels on your TV, or select items in the menu system. Use these buttons to change your TV’s volume, to activate selections in the menu system, or to change audio and video settings.
  • Page 9 User’s Instruction Operating Your TV Once you have connected your TV to an antenna or cable system, plugged the TV in, and put batteries in the remote, you are ready to use the TV. The first thing you should do is program your TV so it memorizes all of available channels. Turning Your TV On 1 To turn your TV, press the POWER button on the front panel then.
  • Page 10 User’s Instruction Changing Channels You can change channels in three ways : 1 The buttons will take you through all memorized channels, one by one. The buttons will not access channels that have not been programmed into the TV’s memory. For more information about programming channels into memory, see the section “Programmin- ing your TV’s Channel Memory”...
  • Page 11 User’s Instruction Add/Delete Channels Add/Delete Channels Add/Delete Channels Air 11 Air 11 Air 11 This channel is in memory. This channel is in memory. This channel is in memory. Press VOL to delete. Press VOL to delete. Press VOL to delete. Press CH for other channels.
  • Page 12 User’s Instruction When it connected an Video/Audio cable from the Video/Audio out jack on the VCR to the Video/Audio in jack on the front your TV, and your ‘TV’s back panel at the same time, the latter takes precedence of the former. Adjusting Video Settings You may wish to adjust the video settings (e.
  • Page 13 User’s Instruction Descriptions of video settings The contrast setting controls the relation between the light and black areas of the screen. If the light areas are too bright and are losing details, press the VOL button ; if the picture is gray and lacks contrast, press the VOL button.
  • Page 14 User’s Instruction After Wake-up Timer turned on the TV set, if user do not input the user control (e.g. remote CH or VOL key) within 15 minutes, the TV set will turn off automatically. If user input the user control within 15 minutes, the TV set will turn on continuously. It is safety feature for prevent from any kind of problem without human control.
  • Page 15 User’s Instruction Setting the Sleep Timer The sleep timer allows you to set an amount of time from 15 minutes to 120 minutes. TV will count down the amount of time you set, then turn itself off. To set the sleep timer : 1 With the TV turned on, press the MENU button until “Time”...
  • Page 16 User’s Instruction Captioning Many TV shows contains “closed captions”. These captions are hidden words that can be displayed on your TV screen. There are two types of these words : “captions” usually follow the action on-screen, providing a written version of the dialogue, narration, and sound effects ;...
  • Page 17 User’s Instruction Power Restore User can select the On/Off status when the power cord put into the wall outlet. If user have a cable box with AC outlet, then user can connect the TV power cord to the AC outlet and control the TV without TV remote control. This function is rarely used for home use, so special care is needed while using.
  • Page 18 User’s Instruction Troubleshooting Your Daewoo television is designed to give you trouble-free performance for many years. If you have a problem with your TV, try the solutions listed below. If the suggestions listed below do not solve your problem, contact your Daewoo dealer or an authorized Daewoo service center.
  • Page 19 User’s Instruction WARRANTY Daewoo Electronics Corporation of America warrants each new electronic product manufactured by it to be free from defective material and workmanship and agrees to remedy any such defect or to furnish a new part ( at the Company’s option ) in exchange for any part of any unit of its manufacture shich under normal installation, use, and service disclosed such defect, provided the unit is delivered by the owner to us or to our authorized distributor from whom purchased or authorized service station, intact for our examination with all transportation charges prepaid to our factory.

  • Page 20: Block Diagram

    Block Diagram...

  • Page 21: Alignment Instructions

    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. •...

  • Page 22: Assembly Adjustments

    Alignment Instructions Table-B DATA REMARKS MODE ADJUSTMENT ITEMS 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 Must be set to 20 AGC Point...
  • Page 23 Alignment Instructions 2) FOCUS ADJUSTMENT • Turn is a local station and adjust the Focus Control knob (located on FBT) for best picture details at hight condition. 3) RF AGC DELAY ADJUSTMENT (S5) • Receive a good local channel. • Enter the service mode and select service adjustment S5. •...
  • Page 24 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 25 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 = 35 COLOR • Fixed value = 25 7) FACTORY OUTGOING MODE ( S12 : FACT ) •...

  • Page 26: Schematic Diagram

    SCHEMATIC DIAGRAM...

  • Page 27: Printed Circuit Board

    EXPLODED VIEW 1. DTH-141...

  • Page 28: Exploded View

    EXPLODED VIEW 2. DTH-201...
  • Page 29 EXPLODED VIEW 3. DTH-14U1...
  • Page 30 EXPLODED VIEW 4. DTH-20U1...
  • Page 31 EXPLODED VIEW 5. DTH-14V4FSN...
  • Page 32 EXPLODED VIEW 6. DTH-20V4FSN...

  • Page 33: Service Parts List / Recommendable Spare Parts List

    Service Parts List CAUTION “ ® ” Parts recommended for stock. “ ” Safety critical component, Replace only with genuine Daewoo safety part. PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION ® PTMPMSH529 PCB MAIN MANUAL AS DTH-14V1FSN ®...
  • Page 34 Service Parts List PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION C512 CEXF1H478V C ELECTRO C714 CMXM2A333J C MYLAR 100V 0.033MF J (TP) 50V RSS 0.47MF (5X11) TP C513 CEXF1H109V C ELECTRO 50V RSS 1MF (5X11) TP C721 CZSL1H470J C CERA 50V SL 47PF J (AXIAL) C514...
  • Page 35 Service Parts List PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION D804 DLT2A05G-- DIODE LT2A05G (TP) PWC1 4859909110 CORD POWER AS LP-16+H03VVH2-F+TUBE=2600 ® D805 D1N4937G-- DIODE 1N4937G (TAPPING) Q401 TKSC2330Y- KSC2330Y (TP) ® ® D807 DRGP15J--- DIODE RGP15J Q402 T2SD2627-- T2SD2627 D808 D1N4937G--...
  • Page 36 Service Parts List PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION R424 RD-AZ331J- R CARBON FILM 1/6 330 OHM J R712 RD-AZ473J- R CARBON FILM 1/6 47K OHM J R451 RD-4Z153J- R CARBON FILM 1/4 15K OHM J R713 RD-AZ102J- R CARBON FILM 1/6 1K OHM J...
  • Page 37 Service Parts List PART CODE PART NAME DESCRIPTION PART CODE PART NAME DESCRIPTION T801 50M3541T4- TRANS SMPS TSM-3541T4 R813 RD-4Z363J- R CARBON FILM 1/4 36K OHM J ® ® U102 4859720130 TUNER VARACTOR DT5-NF20D R814 RS01Z688J- R M-OXIDE FILM 1W 0.68 OHM J X502 5XE4R4336C CRYSTAL QUARTZ R817 RN01B301JS...
  • Page 38 Service Parts List OPTION LIST CM-003N 14” 20” DIFFERENT PARTS LIST 14 INCHES 20 INCHES PART NAME PART CODE DESCRIPTION PART CODE DESCRIPTION C404 C MYLAR CMYH3C722J 1.6KV BUP 7200PF J CMYH3C662H 1.6KV BUP 6600PF H R301 R METAL FILM RN01B471JS 1W 470 OHM J SMALL RN01B561JS...

  • Page 39: Ic Description

    APPENDIX IC Description U-COM(I701)
  • Page 40 APPENDIX IC Description 1. Abstrack. 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 and 3 system TV F/S. * 3 System : NTSC-M, PAL-M, PAL-N. 2. H/W Outline. 1) ROM : 28,672 x 8bits.tsc : 15,872 x 8bits for CGROM.
  • Page 41 APPENDIX IC Description 3) On Screen Displays function is interior designed. 4) Package. : 42 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 : 24C08(I C Bus) Apply one byte Read/Write mode.
  • Page 42 APPENDIX IC Description - 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 & Control. - Auto Tint.
  • Page 43 APPENDIX IC Description 6. Pin Description Terminal Name Explanation Remarks Input - High (DC_5V) : The only TV. (Option) - Low (DC_0V) : Line. (Video) Reception - High (DC_5V) : Cable. (Option) - Low (DC_0V) : Air. Audio - High (DC_5V) : Mon. (Option) - Low (DC_0V) : Stereo.
  • Page 44 APPENDIX IC Description Terminal Name Explanation Remarks P87 / AN7 SPARE A/D - 16 pin is a spare pin. - 13 pin to 16 pin - 4 bit input / output port, Nch-OD output. - Input or output can be specified for each bit. - Other function.
  • Page 45 APPENDIX IC Description Terminal Name Explanation Remarks - 4-bit input / output port. P70 / INT 0 Sound Input - Input or output can be specified for each bit. P71 / INT 1 - # 31 : . Only Cn-220, ITT(MSP) P72 / INT 2/ Low : Front Mask / Mono, High : Back / Stereo.
  • Page 46 APPENDIX IC Description I101 LA76805 : IC VIDEO PROCESSOR...

  • Page 47: Troubleshooting Guide

    APPENDIX Troubleshooting Guide 1. NO POWER...

  • Page 48: No Picture

    APPENDIX Troubleshooting Guide 2. NO PICTURE NG : Go to the figure Check the waveform of I101 #46 OK : Go the figure...

  • Page 49: No Sound

    APPENDIX Troubleshooting Guide 3. NO SOUND NG : Go to the figure Check audio output signal of I101 #1 OK : Go the figure...

  • Page 50: Ch Don't Stop

    APPENDIX Troubleshooting Guide 4. CH DON’T STOP NG : Loss of signal or weak signal Check the input signal conditions OK : Go to the figure...

  • Page 51: No Color

    APPENDIX Troubleshooting Guide 5. NO COLOR 6. NO VERTICAL DEFLECTION...

  • Page 52: No On-Screen Display

    APPENDIX Troubleshooting Guide 7. NO ON-SCREEN DISPLAY 8. REMOTE CONTROL DOES NOT OPERATE...
  • Page 53 AUDIVIC S.A ..SAAVEDRA LAMAS 1480 (9420) RIO GRANDE PROVINCIA TIERRA DEL FUEGO ARGENTINA...

This manual is also suitable for:

Dth-20u1Dth-14v4fsnDth-20v4fsnDth-14v1fsnDth-20v1fsn

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