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Related Manuals for Teac DVTV5190F
Summary of Contents for Teac DVTV5190F
- Page 1 SERVICE MANUAL DVTV5190F 51CM TV DVD COMBO FEB05 SERVDVTV5190...
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Page 2: Table Of Contents
CONTENTS Safety precautions……………………………………………………………..……………3 TV block diagram……………………………………………………………………..…….4 Replacement of memory IC………………………………………………………….……5 Service adjustment……………………………………………………………..…………...5 ICs functional description…………………………………………………………………8 Test point waveform………………………………………………………………………10 All ICs voltages……………………………..……………………………………………….10 Purity / convergence adjustment………………………………………………………11 DVD maintenance…………………………………………………………………………13 10. List of Parts ………………………………………………………………………….…….14 11. Circuit diagram………………………………………………………………………Attached 12. Exploded view…………………………………………………………………Attached... -
Page 3: Safety Precautions
1. SAFETY PRECAUTIONS The design of this product contains special hardware, many manufacturer’s replacement components. circuits and components especially for safety purposes. For Isolation Check continued protection, no changes should be made to the (Safety for Electrical Shock Hazard) original design unless authorized in writing by the After re-assembling the product, always perform an isolation manufacturer. -
Page 4: Tv Block Diagram
Block diagram TDA9370PS/N2 series with mono intercarrier sound demodulator... -
Page 5: Replacement Of Memory Ic
3. REPLACEMENT OF MEMORY IC 1. MEMORY IC. This TV uses memory IC. In the memory IC are memorized data for correctly operating the video and deflection circuits. 2. PROCEDURE FOR REPLACING MEMORY IC (1) Power off Switch the power off and unplug the power cord from AC outlet. (2) Replace IC Be sure to use memory IC written with the initial data values. - Page 6 Adjustable Items Direct access key Items Description Preset Remark “1” 5/6HSH Horizontal shift “2” 5/6VSL Vertical slop 5/6VAM Vertical amplitude 5/6SCL S-correction 5/6VSH Vertical shift 5/6VOF OSD Vertical offset HOF* OSD Horizontal offset “3” Black level offset R Black level offset G White point R White point G White point B...
- Page 7 2. OP2 Function Description Preset Remark Bit 7 1=21dBµV 0=26dBµV Bit 6 1=Enable Bit 5 ARABIC_SET 1=Enable Bit 4 FARSI_SET 1=Enable Bit 3 CYRILLIC_SET Bit 2 EUROUP_SET 1=Enable Bit 1 AUTO_SOUND Bit 0 1=Enable 3. OP3 Function Description Preset Remark Bit 7 RUSSIA 1=Enable...
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Page 8: Ics Functional Description
7. OP7 Function Description Preset Remark Bit 7 FMWS 1=Enable Bit 6 HOTEL 1=Enable Bit 5 PROG_ID 1=Enable Bit 4 1=Enable Bit 3 TWIST 1=Enable Bit 2 BYELORUSSIAN 1=Enable Bit 1 UKRANIAN 1=Enable Bit 0 1=Enable 8. OP8 Function Description Preset Remark Bit 6... - Page 9 IREF Reference current input Vertical sawtooth capacitor TUNER AGC Tuner AGC output AUDEEM/SIFIN1 *1 Audio deemphasize or SIF input DECSDEM/SIFIN2 Decoupling sound demodulator GND2 Ground 2 for TV processor SNDPLL/SIFAGC *1 Narrow band PLL filter Automatic Volume Levelling HOUT Horizontal output FBISO Flyback input/sandcastle output AUDEXT...
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Page 10: Test Point Waveform
In 1 Ch 1 input Out 2 (+) Ch 2 output (+) 4. N301: Vertical output (TDA8357A) Symbol Function Symbol Function INV IN Input PUMP UP Pump up power INV IN Input V OUT Vertical output Pump up power V PRO Vertical protection V OUT Vertical output... -
Page 11: Purity / Convergence Adjustment
TDA9370 0.18 0.17 TDA8357 AN 7522N 2.75 0.35 24C08/PCF8598 8. PURITY / CONVERGENCE ADJUSTMENT... - Page 12 PURITY ADJUSTMENT WEDGE Demagnetize CRT with the demagnetizer. DEFLECTION YOKE Loosen the retainer screw of the deflection yoke. Remove the wedges. Input a green raster signal from the signal generator, and turn the screen to green raster. Move the deflection yoke backward. P/C MAGNETS Bring the long lug of the purity magnets on the short P: PURITY MAGNET...
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Page 13: Dvd Maintenance
STATIC CONVERGENCE ADJUSTMENT 1. Input a crosshatch signal. 2. Using 4-pole convergence magnets overlap the red and blue lines in the center of the screen (Fig. 1) and turn them to magenta (red/blue). (FRONT VIEW) 3. Using 6-pole convergence magnets overlap the magenta (red/blue) and green lines in the center of the screen and turn them to white. - Page 14 9. DVD Part: Introduction of MTK1379 maintenance Under normal power supply conditions, the maintenance plan for MT1379 mono-chip is: first the reset circuit resets the MT1379, after the crystal oscillator circuit gave the clock signal to MT1379, MT1379 will start the initialization check for Flash、E PROM、SDRAM, after everything is checked to be normal, it will start initialization check for 7Audio DAC, MT1336 and motor Driver.
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Page 15: List Of Parts
2） There is RF signal，but not in normal status，then check MT1336 and surrounding circuits. ）Everything is normal, but the disc cannot be read out, check MT1369 and its surrounding circuit 10. List of Parts PART LOCATION DESCRIPTION NUMBER FRONT CABINET ASS’Y BCJ7008-----Q 90806302 LENS... - Page 16 90204759 PLASTIC BAG FOR USER MANUAL 94009887 REMOTE CONTROL PLASTIC BAG FOR 21” COMPLETE SET 90500102 PLASTIC BAG FOR POWER CORD 90500018 USER MANUAL 90504553 TELESCOPIC MAST 94501185 MAIN BAORD ASS’Y 94008724 N301B HEAT SINK HEAT SINK 90100450 N301C TDA8357J 94401409 N301D SCREW...
- Page 17 RP801 THERMISTOR MF72-2-5Ω±N 94400047 C248 CERAMIC CAPACITOR CS1-F-63V-0.1µF-Z-F05 94201617 C419 CERAMIC CAPACITOR CT1-B-2kV-681pF-K-07-A 94201373 C410 CERAMIC CAPACITOR CT1-B-2kV-681pF-K-07-A 94201373 C807 CERAMIC CAPACITOR CT1-B-2kV-561pF-K-07-A 94200067 C810 CERAMIC CAPACITOR CT1-B-500V-560pF-K-F05 94201449 C823 CERAMIC CAPACITOR CT81-400VAC-18B-2E4-332-M-10-C-A 94202412 C805 CAPACITOR CT1-B-1kV-1000pF-K-07-A 94201071 C849 CAPACITOR CL21X-63V-224-J------F 94201463 C216...
- Page 18 CN809 CONNECTOR SOCKET TJC3-5A 94300104 VD802 DIODE T1R5GU41-12.5-M 94401993 VD803 DIODE T1R5GU41-12.5-M 94401993 C259 DIODE MTZJ5.1B------T 94400617 CN501 WIRE ASS’Y TJC3-5Y-750mm 90401725 CN502 WIRE ASS’Y TJC3-3Y-750mm 90401724 GT501 CONNECTOR SOCKET TJC1-1A 94300090 GT502 CONNECTOR SOCKET TJC1-1A 94300090 C503 CERAMIC CAPACITOR CC1-B-500V-470PF-K-F05 94201264 C705...
- Page 19 R280 CARBON FILM RESISTOR RT13-1/6W-100-J------T 94100017 R281 CARBON FILM RESISTOR RT13-1/6W-100-J------T 94100017 R251 CARBON FILM RESISTOR RT13-1/6W-200-J------T 94100133 R263 CARBON FILM RESISTOR RT13-1/6W-200-J------T 94100133 R843 CARBON FILM RESISTOR RT13-1/6W-220-J------T 94100019 R817A CARBON FILM RESISTOR RT13-1/6W-220-J------T 94100019 R244 CARBON FILM RESISTOR RT13-1/6W-390-J------T 94100134 R255...
- Page 20 R849 CARBON FILM RESISTOR RT13-1/6W-10K-J------T 94100033 R833 CARBON FILM RESISTOR RT13-1/6W-10K-J------T 94100033 R832 CARBON FILM RESISTOR RT13-1/6W-10K-J------T 94100033 R850 CARBON FILM RESISTOR RT13-1/6W-10K-J------T 94100033 R238 CARBON FILM RESISTOR RT13-1/6W-1K-J------T 94100023 R311 CARBON FILM RESISTOR RT13-1/6W-12K-J------T 94100073 R219 CARBON FILM RESISTOR RT13-1/6W-15K-J------T 94100034 R226...
- Page 21 C232 CERAMIC CAPACITOR CC1-CH-63V-330PF-J-F05 94202373 C231 CERAMIC CAPACITOR CT1-B-63V-1000pF-K-F05 94200981 C234 CERAMIC CAPACITOR CT1-B-63V-1000pF-K-F05 94200981 C110 CERAMIC CAPACITOR CT1-B-63V-1000pF-K-F05 94200981 C229 CERAMIC CAPACITOR CT1-B-63V-3300PF-K-F05 94201178 C221 CERAMIC CAPACITOR CT1-B-63V-4700PF-K-F05 94201039 C603 CERAMIC CAPACITOR CT1-B-63V-4700PF-K-F05 94201039 C611 CERAMIC CAPACITOR CT1-B-63V-4700PF-K-F05 94201039 C111 CERAMIC CAPACITOR CT1-2F4-63V-0.01µF-Z------F...
- Page 22 C241 ELECT. CAPACITOR CD110X-16V-100µF-M-F05 94200747 C255 ELECT. CAPACITOR CD110X-16V-100µF-M-F05 94200747 C408 ELECT. CAPACITOR CD110X-25V-47µF-M-F05 94201113 C303 ELECT. CAPACITOR CD263-35V-100uF-M-F05 94200746 C102 ELECT. CAPACITOR CD110X-25V-220µF-M-F05 94200550 C820 ELECT. CAPACITOR CD110X-25V-220µF-M-F05 94200550 C238 ELECT. CAPACITOR CD110X-50V-1µF-M-F05 94200043 C750 ELECT. CAPACITOR CD110X-50V-1µF-M-F05 94200043 C621 ELECT.
- Page 23 VD811 DIODE TRM11C--------T 94400453 VD812 DIODE TRM11C--------T 94400453 VD813 DIODE TRM11C--------T 94400453 VD814 DIODE TRM11C--------T 94400453 DZ303 DIODE MTZJ15C------T 94400372 DZ301 DIODE MTZJ22A------T 94400068 TRANSISTOR2SC2216（O）-05-D-A 94400405 V101 TRANSISTOR V620 TRANSISTOR KSA539-YTA------F 94400203 V622 TRANSISTOR KSA539-YTA------F 94400203 V402 TRANSISTOR KSC2331-YTA------F 94400204 V206 TRANSISTOR KSC815-YTA------F...
- Page 24 R536 CARBON FILM RESISTOR RT13-1/6W-270-J------T 94100795 R550 METAL OXIDE RESISTOR RY15S-1/2W-10M-J------T 94100091 V512 TRANSISTOR BF421 94400577 V522 TRANSISTOR BF421 94400577 V532 TRANSISTOR BF421 94400577 COAXIAL 94300460 WIRE ASS’Y 90401735 COAXIAL PCB 91801448 DVD INPUT PCB 0091800828V1.0 91800828 R001 RT13-1/6W-120-J------T 94100942 CARBON FILM RESISTOR R002 RT13-1/6W-200-J------T...
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Page 25: Exploded View
CD110X-16V-100µF-M-F05 94200747 ELECT. CAPACITOR CD110X-16V-47µF-M-F05 94200988 ELECT. CAPACITOR Exploed view... - Page 26 Exploded view part list Exploded view part list MATERIAL CODE PARTS NAME Q’TY REMARK 0090503696 Switch batton 0090204556 Front frame 0090204556 Dvd stand 0094006927 Main board 0090204546 stand 0094009819 Main board 0094000748 0094008903 Speaker 0090204557 Rear cover...
- Page 27 MENU TV/AV TJC3-2Y AV1-VINAV1-ALAV1-AR CNB02 CNS01 RS01 CT01 RT02 RS03 CNS02 RB05 RB04 RB03 RB02 RB01 CNB01 1.8K 1.2K TJC3-2Y CNT01 1/6W-100 TJC3-10A A6-5V R208 A6-5V N202 R286 R220 R212 R211 R215 R278 R222 24C08 CN704 CN200 CN703 A6-5V 3.3K 3.3K 3.3K 3.3K...