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MECHANICAL EXPLODED VIEW AND PARTS LIST

3. DTD-21D4

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Summary of Contents for DTD-14D3 ME

Page 1: ...2pcs 21U6 5W 8 Ohm 2pcs 21 21U8 12W 8 Ohm 2pcs Antenna 75 Ohm Unbalanced DIN Standard Tuning System FS Tuning System Memory Channel 100 Channels Remocon Control R 44C07 Reception Channel VHF BAND1 CH2...

Page 2: ...AL SERVICE DATA 8 SCHEMATIC DIAGRAM 11 PRINTED CIRCUIT BOARD 12 MECHANICAL EXPLODED VIEW AND PARTS LIST 13 ELECTRICAL PARTS LIST 19 CM 905S SF EACH MODEL PARTS LIST 29 APPENDIX Appendix is provided on...

Page 3: ...MOD at 1KHz THD 10 21U6 5W 5W Over 80 MOD at 1KHz THD 10 21 21U8 7W 7W Over 80 MOD at 1KHz THD 10 Speaker 14 20 7 5W 8 Ohm 2pcs 21U6 5W 8 Ohm 2pcs 21 21U8 12W 8 Ohm 2pcs Antenna 75 Ohm Unbalanced DIN...

Page 4: ...haracteristics These characteristics are often passed unnoticed by a visual inspection and the X RAY RADIATION protection afforded by them cannot necessarily be obtained by using replacement component...

Page 5: ...4 CIRCUIT BLOCK DIAGRAM CAUTION All manuals and user guides at all guides com...

Page 6: ...to set the NORMAL 1 mode 2 Press the S8 Key of Service Remocon to enter the WHITE BALANCE mode 3 Adjust the each color R G B which appears abnormally on the screen 5 GEOMETRIC ADJUSTMENT 1 Press the...

Page 7: ...G Crosshatch 2 Choose the PARABOLA using the Pr Up Down Keys Adjust parabola width to fit on screen 3 Choose the CONER using the Pr Up Down Keys Adjust coner parabola to fit on screen 4 Choose the TR...

Page 8: ...n Menu 2 Choice SERVICE MENU Pr Up Down 3 Enter SERVICE SUB MENU Vol Up Down 4 Adjust SERVICE MENU Vol Up Down S1 S2 S3 S4 S5 S6 S7 S8 S9 S11 RECALL S10 S12 MUTE POWER TV CATV ADD ERASE TV VIDEO SOUND...

Page 9: ...BRIGHT 63 COLOR 00 COLOR 32 COLOR 63 RELEASE ADJUST NORMAL1 DATA INITIALDATA CONTRAST 48 63 RRIGHT 38 23 COLOR 38 32 SHARPNESS 28 32 ADJUST GEOMETRY DATA 21 inch Normal 21 inch Flat Normal INITIAL DAT...

Page 10: ...GC DATA 32 OPTION MODE ADJUSTMENT KEY INITIAL DATA TEXT ARABIC CYRILLIC IRANIAN EAST LATIN WEST LATIN ARABIC POWER ON START ON OFF ON DIGITAL EYE ON OFF ON OUT DATA PICTURE NORMAL 1 BLUE SCREEN ON BAS...

Page 11: ...be smaller To return to be normal size Press this button again 4 TV VIDEO PIP To select the input for the sub pictrue 5 POSITION PIP The display position of the sub picture will changed 6 S2 DATA cha...

Page 12: ...SCHEMATIC DIAGRAM 11 All manuals and user guides at all guides com...

Page 13: ...PRINTED CIRCUIT BOARD PCB MAIN 12 All manuals and user guides at all guides com...

Page 14: ...13 MECHANICAL EXPLODED VIEW AND PARTS LIST CAUTION 1 DTD 21D7 All manuals and user guides at all guides com...

Page 15: ...14 MECHANICAL EXPLODED VIEW AND PARTS LIST 2 DTD 21D6 All manuals and user guides at all guides com...

Page 16: ...15 MECHANICAL EXPLODED VIEW AND PARTS LIST 3 DTD 21D4 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 17: ...16 MECHANICAL EXPLODED VIEW AND PARTS LIST 4 DTD 21D3 All manuals and user guides at all guides com...

Page 18: ...17 MECHANICAL EXPLODED VIEW AND PARTS LIST 5 DTD 21U6 All manuals and user guides at all guides com...

Page 19: ...18 MECHANICAL EXPLODED VIEW AND PARTS LIST 6 DTD 21U8 All manuals and user guides at all guides com...

Page 20: ...YH025 04 35098 ULW 400 SP01 4858310910 SPEAKER SP 5090F03 SP02 4858310910 SPEAKER SP 5090F03 ZZ290 PTMPMSA686 PCB MAIN MANUAL AS DTD 14D3ME 10 2TM18006BE TAPE MASKING 6 2X500 20 2TM10006LB TAPE MASKI...

Page 21: ...SEMI 2KV BL N 470PF K T C820 CEXF1E102V C ELECTRO 25V RSS 1000MF 13X20 TP C821 CEXF1C102V C ELECTRO 16V RSS 1000MF 10X20 TP C824 CEXF1E471V C ELECTRO 25V RSS 470MF 10X16 TP C825 CEXF1C102V C ELECTRO...

Page 22: ...S DTD 14D3ME C101 CCXF1H103Z C CERA 50V F 0 01MF Z TAPPING C102 CEXF1C331V C ELECTRO 16V RSS 330MF 8X11 5 TP C104 CEXF1H220V C ELECTRO 50V RSS 22MF 5X11 TP C105 CCXB1H102K C CERA 50V B 1000PF K TAPPIN...

Page 23: ...TP C814 CEXF1H220V C ELECTRO 50V RSS 22MF 5X11 TP C815 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C816 CCXB2H101K C CERA 500V B 100PF K TAPPING C830 CMXM2A104J C MYLAR 100V 0 1MF J TP C834 CEXF1C101V...

Page 24: ...DE ZENER UZ 5 6BM D584 DUZ5R1B DIODE ZENER UZ 5 1B D585 DUZ5R1B DIODE ZENER UZ 5 1B D586 DUZ5R1B DIODE ZENER UZ 5 1B D587 DUZ5R1B DIODE ZENER UZ 5 1B D588 DUZ5R1B DIODE ZENER UZ 5 1B D589 DUZ5R1B DIOD...

Page 25: ...COPPER AWG22 1 0 65 TIN COATING J069 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J070 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J071 RD AZ101J R CARBON FILM 1 6 100 OHM J J072 85801065GY WI...

Page 26: ...BON FILM 1 6 100 OHM J R108 RD AZ473J R CARBON FILM 1 6 47K OHM J R109 RD AZ100J R CARBON FILM 1 6 10 OHM J R110 RD AZ202J R CARBON FILM 1 6 2K OHM J R111 RD AZ242J R CARBON FILM 1 6 2 4K OHM J R112 R...

Page 27: ...3 RD AZ332J R CARBON FILM 1 6 3 3K OHM J R704 RD AZ332J R CARBON FILM 1 6 3 3K OHM J R705 RD AZ101J R CARBON FILM 1 6 100 OHM J R706 RD AZ101J R CARBON FILM 1 6 100 OHM J R707 RD AZ101J R CARBON FILM...

Page 28: ...0 1MF Z CP13 CCZF1H103Z C CERA 50V F 0 01MF Z CP15 CCZF1H103Z C CERA 50V F 0 01MF Z CP17 CCZF1H103Z C CERA 50V F 0 01MF Z CP19 CCZF1H103Z C CERA 50V F 0 01MF Z CP24 CCZB1H820K C CERA 50V B 82PF K AXI...

Page 29: ...PING D906 D1N4937G DIODE 1N4937G TAPPING D907 D1N4937G DIODE 1N4937G TAPPING D912 D1N4148 DIODE 1N4148 TAPPING D913 D1N4148 DIODE 1N4148 TAPPING D914 D1N4148 DIODE 1N4148 TAPPING D915 D1N4148 DIODE 1N...

Page 30: ...ST025 ULW 3 CRT PCB Manual AS P601A Connector H025 04 35098 ULW 40 H025 04 35098 ULW 50 H025 04 35098 ULW 50 H025 04 35098 ULW 50 SPK AS R409 R Fusible 1W 1 1W 1 5 1W 2 4 1W 2 4 Main M 10 AS R420 R Ca...

Page 31: ...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 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 32: ...lignment free for L system Positive demodulation V low Ch AM Sound demodulation Sprit carrier VIDEO STAGE Built in Y delay line 8 adjustable steps Built in C trap filter Swithable VSM output CHROMA ST...

Page 33: ...nly 6 5MHz in order to eliminate SIF BPFs to single 6 5MHz 4 AUDIO OUT An output terminal for audio signal FM Det signal inputted to pin53 is output An internal audio attenator controls the output lev...

Page 34: ...terminal should be connceted to an IF AGC filter Connect 2 2uF capacitor to Vcc 11 APC FILTER A terminal should be connected with an APC filter for chroma demodulation This terminal voltage controls t...

Page 35: ...IN signals are clamped by capacitors therefore 18 EXT B IN the input impedance should be low 100 ohms or less is recommended For this input the brightness and RGB contrast is adjustable the ABL ACL li...

Page 36: ...apacitor to generate the V Ramp signal The V Ramp amplitude is kept constant by the V AGC 25 V NFB An input terminal for the V saw tooth signal feedback If the DC voltage on this pin is less than 1 7V...

Page 37: ...tio of ABL versus ACL can be set by bus control 29 H ARC FILTER A terminal should be connected with H AFC Filter to GND The DC voltage of this pin controls the H VCO frequency 30 FBP IN SCP An input t...

Page 38: ...S clock 35 SDA An input output terminal for IICBUS data 36 BLACK DET A terminal should be connected with Black det filler for black stretch This terminal voltage controls the Black stretching gain The...

Page 39: ...edance buffer input level 1Vp p 140IRE 39 Y IN An input terminal for Y signal The pedestal level is clamped by means of charging discharging the coupling capacitor therefore input through low impedanc...

Page 40: ...t if S port is connceted or not 44 Cr IN Input terminals for Cb Cr signals 45 Cb IN This terminal is clamped by charging discharging the coupling capacitors It is recommended that input impedance is k...

Page 41: ...nect capacitor 0 01 F to GND The time constant 50 75us is set by the IICBUS control SIF Freq Remove the capacitor in case of us US JPN sound multiplex system 50 PIF TANK Terminals to connect a PIF tan...

Page 42: ...for PIF VCO 54 IF DET OUT Detected PIF output terminal typical output level 2 2Vp p 55 AFT OUT An output terminal for AFT output dc range 0 2 5 5V output impedance 50 k ohms typ 56 SIF in H corr An in...

Page 43: ...eed selectable via special function registers Normal Mode 33 33 Mhz CPU clock Power Save mode 8 33 Mhz Microcontroller Features 8bit 8051 instruction set compatible CPU 33 33 MHz internal clock max 0...

Page 44: ...Graphic Character Set Parallel Display Attributes Single Double Width Height of Characters Variable Flash Rate Programmable Screen Size 25 Rows x 33 64 Columns Flexible Character Matrixes H X V 12 X 9...

Page 45: ...nuation Measurement and Compensation Group Delay Measurement and Compensation Exact Decoding of Echo Disturbed Signals Ports One 8 bit I O port with open drain output and optional I2 C Bus emulation s...

Page 46: ...15 IC DESCRIPTION Pin Configuration P SDIP 52 ROM Version top view P SDIP 52 ROM Version of SDA 55xx APPENDIX All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 47: ...Port pin CADCCO AD2 ADC channel 2 P2 3 I Port pin CADCCO AD3 ADC channel 3 P3 0 I O Port pin CSCR0 O_E_P3_0 ODD Even indicator P3 1 I O Port pin Port input mode External extra Int 0 Port output mode T...

Page 48: ...17 IC DESCRIPTION SDA 9488X PIP IC Block Diagram APPENDIX All manuals and user guides at all guides com...

Page 49: ...r YUV RGB switch 15 SEL O fast blanking output for PIP 16 OUT3 O ana analog output chrominance signal B Y or B Y or B 17 OUT2 O ana analog output luminance signal Y or G 18 OUT1 O ana analog output ch...

Page 50: ...RML ABNORML CHECK Heater Voltage VIDEO B 220V LINE 27V 12V NORMAL CHECK Horizontal drive pluse AT PIN 32 OF I501 ABNORML CHECK REPLACE I801 STR F6656 NORMAL CHECK REPLACE I802 DPM123TIA MODULE POWER C...

Page 51: ...ORML NORMAL CHECK REPLACE SF 101 Q102 Q203 CHECK REPLACE SCL SDA SIGNAL TUNER NORMAL ABNORML ABNORML CHECK SIGNAL AT PIN 22 23 24 OF I501 CHECK VOLTAGE AT PIN 14 OF I501 CHECK SIGNAL AT PIN 12 X TAL O...

Page 52: ...HECK SIGNAL AT PIN 20 21 22 OF I501 CHECK SIGNAL AT CATHOD OF CRT NORMAL CHECK REPLACE CRT BOARD NORMAL CHECK SIGNAL AT PIN 3 OF I571 CHECK REPLACE Q203 Q201 D201 Q202 D202 CHECK REPLACE X501 OF I501...

Page 53: ...901 CHECK 5V 3 3V LINE AT PIP BOARD CHECK SIGNAL AT PIN 15 16 17 18 OF IP01 CHECK SIGNAL AT PIN 15 16 17 18 OF I501 NORMAL CHECK SIGNAL AT Q808 JP01 JP02 CHECK REPLACE Q403 R309 R310 R311 R414 CHECK S...

Page 54: ...41 OF I701 OSD TEXT SIGNAL CHECK SIGNAL AT PIN 15 16 17 18 OF I501 OSD TEST SIGNAL CHECK SIGNAL AT PIN 20 21 22 OF I501 CHECK REPLACE I501 NORMAL CHECK SIGNAL AT PIN 19 20 HORI VERTI SYNC OF I701 CHE...

Page 55: ...PIN 49 OF I501 CHECK SIGNAL AT PIN 56 OF I501 CHECK SIGNAL AT PIN 3 OF I501 NORMAL ABNORMAL ABNORMAL ABNORMAL ABNORMAL ABNORMAL ABNORMAL CHECK REPLACE D817 L601 CHECK REPLACE P602A P602B CHECK REPLAC...

Page 56: ...701 ABNORMAL NORMAL CHECK REPLACE I571 7 REMOTE CONTROL UNIT TROUBLE LOCAL CONTROL OK NORMAL ABNORMAL CHECK REPLACE 1 Q1 TRANSMITTER BOARD CHECK PULSE AT COLLECTOR OF Q1 TRANSMITTER BOARD CHECK PULSE...

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