Daewoo DTA - 14C4TFF Service Manual Download

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D904

DBAV21----

DIODE

BAV21 (TAPPING)

D905

DBAV21----

DIODE

BAV21 (TAPPING)

D906

DBAV21----

DIODE

BAV21 (TAPPING)

DA02

DTZX12C---

DIODE ZENER

TZX12C (TAPPING)

DA03

DTZX5V1B--

DIODE ZENER

TZX5V1B (TAPPING)

DA04

CBZR1C222M

C CERA

Y5R 16V 2200PF M AXIAL

DA05

DTZX5V6B--

DIODE ZENER

TZX5V6B (TAPPING)

DA06

DTZX5V6B--

DIODE ZENER

TZX5V6B (TAPPING)

DA08

DTZX5V6B--

DIODE ZENER

TZX5V6B (TAPPING)

DA09

DTZX5V6B--

DIODE ZENER

TZX5V6B (TAPPING)

DA10

DTZX5V6B--

DIODE ZENER

TZX5V6B (TAPPING)

DA11

DTZX5V6B--

DIODE ZENER

TZX5V6B (TAPPING)

DA27

DTZX5V6B--

DIODE ZENER

TZX5V6B (TAPPING)

JAMP

85801065GY

WIRE COPPER

AWG22 1/0.65 TIN COATING

WIRES

L101

5CPZ100K02

COIL PEAKING

10UH 3.5MM K (LAL02TB)

L301

5CPZ109M04

COIL PEAKING

1UH 10.5MM M (LAL04TB)

L350

5CPZ109M04

COIL PEAKING

1UH 10.5MM M (LAL04TB)

L351

85801065GY

WIRE COPPER

AWG22 1/0.65 TIN COATING

L500

5CPZ120K02

COIL PEAKING

12UH 3.5MM K (LAL02TB)

L501

5CPZ100K02

COIL PEAKING

10UH 3.5MM K (LAL02TB)

L502

5CPZ100K02

COIL PEAKING

10UH 3.5MM K (LAL02TB)

L510

5CPZ100K02

COIL PEAKING

10UH 3.5MM K (LAL02TB)

L511

5CPZ100K02

COIL PEAKING

10UH 3.5MM K (LAL02TB)

L512

5CPZ100K02

COIL PEAKING

10UH 3.5MM K (LAL02TB)

L600

5MC0000100

COIL BEAD

MD-5 (HC-3550)

L801

5MC0000100

COIL BEAD

MD-5 (HC-3550)

L803

5MC0000100

COIL BEAD

MD-5 (HC-3550)

R101

RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

R102

RD-AZ472J-

R CARBON FILM

1/6 4.7K OHM J

R103

RD-AZ123J-

R CARBON FILM

1/6 12K OHM J

R104

RD-AZ104J-

R CARBON FILM

1/6 100K OHM J

R105

RD-AZ392J-

R CARBON FILM

1/6 3.9K OHM J

R106

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R107

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R120

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R153

RD-AZ222J-

R CARBON FILM

1/6 2.2K OHM J

R156

RD-AZ163J-

R CARBON FILM

1/6 16K OHM J

R157

RD-AZ562J-

R CARBON FILM

1/6 5.6K OHM J

R159

RD-AZ222J-

R CARBON FILM

1/6 2.2K OHM J

R160

RD-AZ682J-

R CARBON FILM

1/6 6.8K OHM J

R161

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R162

RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

R163

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R164

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R170

RD-AZ133J-

R CARBON FILM

1/6 13K OHM J

R302

RD-2Z159J-

R CARBON FILM

1/2 1.5 OHM J

R310

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R311

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

LOC.

PART CODE

PART NAME

PART DESCRIPTION

SERVICE PARTS LIST

R340

RD-4Z473J-

R CARBON FILM

1/4 47K OHM J

R341

RD-2Z332J-

R CARBON FILM

1/2 3.3K OHM J

R350

RN-4Z2001F

R METAL FILM

1/4 2.0K OHM F

R351

RN-4Z2001F

R METAL FILM

1/4 2.0K OHM F

R355

RD-AZ272J-

R CARBON FILM

1/6 2.7K OHM J

R356

RD-4Z562J-

R CARBON FILM

1/4 5.6K OHM J

R360

RD-4Z564J-

R CARBON FILM

1/4 560K OHM J

R390

RD-4Z159J-

R CARBON FILM

1/4 1.5 OHM J

R401

RD-4Z272J-

R CARBON FILM

1/4 2.7K OHM J

R404

RD-4Z399J-

R CARBON FILM

1/4 3.9 OHM J

R420

RD-AZ223J-

R CARBON FILM

1/6 22K OHM J

R501

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R502

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R505

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R506

RD-AZ332J-

R CARBON FILM

1/6 3.3K OHM J

R507

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R508

RD-AZ332J-

R CARBON FILM

1/6 3.3K OHM J

R509

RD-AZ681J-

R CARBON FILM

1/6 680 OHM J

R511

RD-AZ333J-

R CARBON FILM

1/6 33K OHM J

R512

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R513

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R514

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R515

RD-AZ153J-

R CARBON FILM

1/6 15K OHM J

R516

RD-AZ393J-

R CARBON FILM

1/6 39K OHM J

R517

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R518

RD-AZ273J-

R CARBON FILM

1/6 27K OHM J

R520

RD-AZ183J-

R CARBON FILM

1/6 18K OHM J

R521

RD-AZ391J-

R CARBON FILM

1/6 390 OHM J

R522

RD-AZ221J-

R CARBON FILM

1/6 220 OHM J

R523

RD-AZ331J-

R CARBON FILM

1/6 330 OHM J

R524

RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R525

RD-AZ104J-

R CARBON FILM

1/6 100K OHM J

R526

RD-4Z479J-

R CARBON FILM

1/4 4.7 OHM J

R527

RD-AZ431J-

R CARBON FILM

1/6 430 OHM J

R528

RD-AZ221J-

R CARBON FILM

1/6 220 OHM J

R530

RD-AZ470J-

R CARBON FILM

1/6 47 OHM J

R531

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R533

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R534

RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R535

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R537

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R538

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R539

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R555

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R556

RD-AZ682J-

R CARBON FILM

1/6 6.8K OHM J

R567

RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R570

RD-4Z102J-

R CARBON FILM

1/4 1K OHM J

R571

RD-AZ432J-

R CARBON FILM

1/6 4.3K OHM J

R572

RD-AZ122J-

R CARBON FILM

1/6 1.2K OHM J

LOC.

PART CODE

PART NAME

PART DESCRIPTION

Summary of Contents for DTA - 14C4TFF

Page 1: ...annel coverage Off air channels S cable channels and hyperband Tuning system frequency synthesiser tuning system Visual screen size 14 34 cm 20 48 cm 21 51 cm Channel indication On Screen Display Prog...

Page 2: ...CK DIAGRAM 8 ALIGNMENT INSTRUCTION 9 1 Service mode 9 2 Microcontroller configuration 9 3 TV set Alignment 9 SCHEMATIC DIAGRAM 11 EXPLODED VIEW 11 PRINTED CIRCUIT BOARD 12 SERVICE PARTS LIST 13 1 The...

Page 3: ...igh potential of the picture tube before handling the tube The picture tube is highly evacuated and if broken glass fragments will be violently expelled 2 If any Fuse in this TV receiver is blown repl...

Page 4: ...3 Pin EURO SCART SPECIFICATIONS...

Page 5: ...25 591 25 591 25 591 25 C37 599 25 599 25 599 25 599 25 C38 607 25 607 25 607 25 607 25 C39 615 25 615 25 615 25 615 25 SPECIFICATIONS CH EUROP E CCIR FRANCE GB IRE LAND EAST OIRT C40 623 25 623 25 62...

Page 6: ...9 287 25 160 00 303 25 287 25 S20 294 25 294 25 S21 303 25 303 25 303 25 SPECIFICATIONS CH EUROP E CCIR FRANCE GB IRE LAND EAST OIRT S22 311 25 311 25 311 25 311 25 S23 319 25 319 25 319 25 319 25 S24...

Page 7: ...ed in group I Group IV If two or more programs with the same code are found only the strongest or if they have the same level the one with the lowest frequency is listed in group I II or III The other...

Page 8: ...sorting order is 1 BBC1 2 BBC2 3 ITV 4 CH4 5 CH5 6 NEWS If two or more identical programs same name but different code e g BBC1 and BBC1 Scotland are found the following pro grams in the list will be...

Page 9: ...47 48 51 52 53 I501 Micro controller 2 3 video In video out QSS out ext video in Trap 5 5MHz SIF 5 5MHz for system B G Audio out SCART 1 Audio in SCART 1 Audio in SCART 2 28 29 49 50 52 53 36 37 58 So...

Page 10: ...n System Option TV set Alignment 1 G2 alignment Set TV in NORMAL I mode TV in AV mode without video signal Black screen TV preset with WP Red WP Green and WP Blue equal to 32 TV preset with Black R Bl...

Page 11: ...lope to compensate for vertical distortion 5 Horizontal picture centering Adjust H Shift to have the picture in the center of the screen 7 AGC Adjust the antenna signal level to 70 dB V 2 for Daewoo t...

Page 12: ...AUDIO VIDEO RTV servis Horvat Tel 385 31 856 637 Tel fax 385 31 856 139 Mob 098 788 319 www rtv horvat dj hr...

Page 13: ...1 4 1 9 8 7 5 10 6 14 1 13 12 9 PC BK 1 4856013302 2 1 CR T2 0 4856215402 1 5 TT2 TRS 4X14 MFZN BK 7172401412 4 1 1 1 4945801 5541201 4851915401 HIPS BK 4854945801 1 1 1 1 1 1 2 8 7128301212 1 HIPS BK...

Page 14: ...0 36MF J PL R is a recommendable part for stock is safety component so it must be used the same component Caution R C415 CEXF2E100V C ELECTRO 250V RSS 10MF 10X20 TP C603 CEXF1C471V C ELECTRO 16V RSS...

Page 15: ...RT NAME PART DESCRIPTION SERVICE PARTS LIST R R R C500 CEXF1H478V C ELECTRO 50V RSS 0 47MF 5X11 TP C501 CEXF1H100V C ELECTRO 50V RSS 10MF 5X11 TP C502 CEXF1H100V C ELECTRO 50V RSS 10MF 5X11 TP C504 CM...

Page 16: ...AXIAL C534 CCZF1H223Z C CERA 50V F 0 022MF Z C535 CCZF1H223Z C CERA 50V F 0 022MF Z LOC PART CODE PART NAME PART DESCRIPTION SERVICE PARTS LIST C536 CCZF1H223Z C CERA 50V F 0 022MF Z C577 CCZB1H561K...

Page 17: ...M J R311 RD AZ102J R CARBON FILM 1 6 1K OHM J LOC PART CODE PART NAME PART DESCRIPTION SERVICE PARTS LIST R340 RD 4Z473J R CARBON FILM 1 4 47K OHM J R341 RD 2Z332J R CARBON FILM 1 2 3 3K OHM J R350 RN...

Page 18: ...LM 1 6 47K OHM J R820 RD AZ102J R CARBON FILM 1 6 1K OHM J R821 RD 4Z102J R CARBON FILM 1 4 1K OHM J R823 RD 4Z302J R CARBON FILM 1 4 3K OHM J R829 RD AZ223J R CARBON FILM 1 6 22K OHM J R830 RD AZ332J...

Page 19: ...JUMPER 5 1K JUMPER RD 4Z302J 85801065GY RD 4Z512J 85801065GY R920 1W 2 JA F 1W 0 47 JA F 1W 1 JA F 1W 0 18 JA F RF01Y200JA RF01Y478JA RF01Y100JA RF01Y188JA THE DIFFERENT PARTS FOR SYSTEM CP 185 LOC N...

Page 20: ...mplifier and AGC circuit The nominal frequency of the demodulator is tuned to the required frequency 5 5 6 0 6 5 MHz by means of a calibra tion circuit which uses the clock frequency of the microcontr...

Page 21: ...saturation occurring when signals with a high chroma to burst ratio are received The ACL circuit is designed such that it only reduces the chroma signal and not the burst signal This has the advantage...

Page 22: ...od the vertical deflection is placed in an overscan position so that the discharge is not visible on the screen 2 IF The TDA9361 TDA9381 has an alignment free IF PLL demodulator The fully integrated o...

Page 23: ...ont RCA video input The controlling software via I2C bus selects the signal source Video signal from tuner Pin 40 External video External SVHS from SCART The sound source switching is done in the vide...

Page 24: ...inking and sourcing is active which leads to steep slopes The levels are 0 and Vddp the supply voltage 3 3Volts High impedance This mode can be used for input only operation of the port Special port f...

Page 25: ...ins via resistors R350 and R351 The differential input voltage is compared with the output current through the deflection coils measured as voltage across R302 which provides internal feed back inform...

Page 26: ...smoothing the winding volt age which appears between pin 6 and pin 7 of the SMPS transformer As this winding voltage does not increase to the set voltage immediately after the control circuit starts...

Page 27: ...P volt age 20 5V Vin t Waveform of Vin pin voltage at start up TO PIN4 SM PS 2 3 1 5 GND R804 C850 OCP FB From PIN 6 SM PS FEEDBACK SOURCE R808 DRAIN DRIVE OSC Rg2 Rg1 Comp 2 Comp 1 C1 R1 STR F6653 1...

Page 28: ...STR F6653 internal resistance R1 So C1 voltage starts falling in accordance to the gradient regulated by the constant dis charging time of C1 and R1 So this means that the fixed time determined by C1...

Page 29: ...his circuit triggers the latch circuit when the frame temperature of STR F6653 IC exceeds 140 C overvoltage protection circuit OVP This circuit triggers the latch circuit when the Vin voltage exceeds...

Page 30: ...picture appears on screen I501 IC doesn t provide horizon tal drive voltage Then the microcontroller consults I702 EEPROM via I2C bus to know the last TV set mode normal run mode or stand by mode befo...

Page 31: ...I501 pin 60 If the DC supply voltage decreases below 3 V Q510 switches off immediately Q511 starts conducting pulling I501 pin 60 high At the same time it discharges the reset capacitor C501 Dischargi...

Page 32: ...810 is not conducting and no current flows from Q810 collector to the ground Therefore the power circuit diagram is the following one 9 2 1 2 power supply circuit diagram during TV set normal run I820...

Page 33: ...er supply line IC power supply delivery Remarks 124V 110V FBT FBT supplies 45V to I301 vertical IC FBT supplies 14V to I301 vertical IC FBT supplies 33V to the tuner FBT supplies 185V to I901 video am...

Page 34: ...hich are conducting In these conditions I801 delivers pulses on light mode and T801 produces voltages with reduced power As I810 is conducting current flows also from pin 16 SMPS transformer to I823 3...

Page 35: ...band delay line RGB control circuit with Continuous Cathode Calibration white point and black level off set adjustment so that the colour temperature of the dark and the bright parts of the screen ca...

Page 36: ...colour palette Globally selectable scan lines per row 9 10 13 16 and character matrix 12x10 12xl3 12x16 VxH Fringing Shadow selectable from N S E W direction Fringe colour selectable Meshing of defin...

Page 37: ...al time capture and decoding for WST Teletext in Hardware to enable optimised microprocessor throughput 10 pages stored On Chip lnventory of transmitted Teletext pages stored in the Transmitted Page T...

Page 38: ...19 IC DESCRIPTION APPENDIX...

Page 39: ...ESCRIPTION n u 1 Port 1 3 Not used SCL 2 I2C bus clock line SDA 3 I2C Data line SECAM L out 4 Port 2 0 FM sound PushPull Low AM SECAM L PushPull High AM SECAM L High Impedance OCP 5 Port 3 0 Over Curr...

Page 40: ...sor CVBS Y 42 external CVBS Y input CHROMA 43 chrominance input SVHS AUDOUT 44 audio out INSSW2 45 2nd RGB insertion input R2IN 46 2nd R input G2IN 47 2nd G input B2IN 48 2nd B input BCLIN 49 beam cur...

Page 41: ...22 APPENDIX IC DESCRIPTION...

Page 42: ...nd audio source switch The TDA9830 a monolithic integrated circuit is designed for AM sound demodulation used in L and L standard The IC provides an audio source selector and also mute switch Block Di...

Page 43: ...t signal n c 2 Not connected CAGC 3 AGC capacitor CREF 4 REF voltage filtering capacitor n c 5 Not connected AMOUT 6 AM demodulator output AMIN 7 Input signal from audio switch AFOUT 8 Output signal f...

Page 44: ...used in the output stage because of the absence of second breakdown Features Few external components Highly efficient fully DC coupled vertical output bridge circuit Short rise and fall time of the v...

Page 45: ...ut voltage positive 2 Vi neg input voltage negative 3 Vp supply voltage 4 VOB output voltage B 5 GND ground 6 Vflb flyback supply voltage 7 VOA output voltage A 8 VO guard guard output voltage 9 VM in...

Page 46: ...Hz for an output signal of 60 Vpp High slew rate of 900V s No external components required Very simple application Single supply voltage of 200V Internal reference voltage of 2 5 V Fixed gain of 50 Bl...

Page 47: ...ata in and out of the memory Serial Data SDA The SDA pin is bi directional and is used to transfer data in or out of the memory 7 STR F6653 7 1 general description The STR F6653 is an hybrid IC with a...

Page 48: ...OL DESCRIPTION 1 Overcurrent feedback O C P E B Input of over current detection signal and feedback signal 2 Source S Mosfet source 3 Drain D Mosfet drain 4 Supply VIN Input of power supply for contro...

Page 49: ...H 1 0 68 0 73 0 78 V O C P F B terminal threshold voltage 2 1 5 VTH 2 1 3 1 45 1 6 V O C P F B terminal extraction current 1 2 IOCP FB 1 2 1 35 1 5 mA OVP operation voltage 4 5 VIN OVP 20 5 22 5 24 5...

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