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DIGITEK TV DAMAGE AND POLIYTRON


1) PolytronModel: MX51323Symptoms: gbr lost (Matot)Cause: diode dieSolution: D522 = IN4002 on the 14V regulator is turned off2) PolytronModel: MX20323Symptoms: Fig missing, noiseCause: Diodes half brokenSolution: replace a new D522 = IN40023) PolytronModel: minimaxSymptoms: protectCause: protect verticalSolution: replace C4024) PolytronModel: minimax 21Symptoms: Vertical menyempit.lebarnya sktr only be 10cm.Cause: all normal vertical stress, components, resistors, ICs, capacitors all ok.Solution: I replace the diode 1N4002 deket vertical IC. (Forgot his serial number D:??) Turns the diode check is not even in my locker right bocor.begitu nyuzz mak ...Note: apparently visik observation, and multi meter we can still lie by komponen.sehingga should be a record for us the technicians to be more observant and conscientious. and the principle replace first5) PolytronModel: DM-1485Symptoms: Plain White Picture Without OSDCause: The raster noise is not no snowSolution: replace the transistor T311 = BC5476) PolytronModel: gaSymptoms: ganbar only vertical linesCause: terjdi sorting on capacitorSolution: replace capacitor 364j/400v7) PolytronModel: minimaxSymptoms: trs live standbyCause: c 507 tringSolution: replace elco TSB8) PolytronModel: MX5258Symptoms: Flash screen blank and just right in the middle of the left narrowsCause: Suplay 5volt voltage VCC 55 feet HBT IC-00-04G problematic ...Solution: R617 broken color is inarticulate, D612 = 5V1 is short and TR504: C2328A another C514 = 1000uf/25v already moncrot ...9) PolytronModel: 14 inchSymptoms: total dead, before sounding if flyback leakCause: tr horizontal short, flyback leak (cracked), horizontal mylar capacitors out of valueSolution: replace tr horizontal, horizontal flyback and mylar10) PolytronModel: minimaxSymptoms: no picture no soundCause: plybecnya shitSolution: replace playbec11) PolytronModel: 51N21Symptoms: tv flame briefly protection againCause: elco C402 vertical section 1uF/50v drySolution: replace with a new elco C402.12) PolytronModel: minimaxSymptoms: can not startCause: 63V elco 47mFSolution: replace 47mf 100V elco13) PolytronModel: MX1403MSymptoms: no syncCause: ic osc sinkronya not workSolution: replace STV228614) PolytronModel: mx seriesSymptoms: image width less upwardCause: setting factorrySolution: change the settings factorry v.size15) PolytronModel: mx 20323Symptoms: reg fs7um fast heatCause: the voltage dropsSolution: replace with mosfet k269916) PolytronModel: mx seriesSymptoms: indicator light flashesCause: dropnya voltage 14 voltsSolution: replace Elko and diode on line 14 volt17) PolytronModel: DM-1485Symptoms: plain white imageCause: The image is on a plain white without osdSolution: First of all I do check the voltage ranging from B +, 24V, 185V, 16V, 33V voltage, the IC chroma 9v, 5v on the IC program18) PolytronModel: 21divaSymptoms: On a short (logo appears) then st-by, (Protec)Cause: faulty elcoSolutions: Location of Protec pin 62 IC HBT-00-02G, TEG pd Protec only about 2v, normal conditions should be around 5v. Replace C402 pin 3 dr 1mf/50v An vertical IC 5522.19) PolytronModel: minimaxSymptoms: protectCause: vcc absence of vertical icSolution: re-solder in advance if they can not replace it with a new20) PolytronModel: MX 5203RSymptoms: always standbyCause: C402 dry 50v1uf value.Solution: replace the elko new-dg / normal.21) PolytronModel: 1433 and ageSymptoms: rich pictures chainsawCause: 1.160 V.4, 7.160V.2.2, 160VSolution: ndak vertical search there turned horizontal transformer elco in good okei replaced.Note: the older the more banyk problem22) PolytronModel: mx5202Symptoms: always return to standbyCause: ic vertical near dryness elco C402 1mF size 50 vSolution: replace elco with the same size23) PolytronModel: ms14500Symptoms: total deadCause: The power supply offSolution: replace ic tda8380A24) PolytronModel: tda 8362Symptoms: vertical does not work, flyback rattling noises, as there is no damage from the 12v TEG flaybackCause: The capacitor on pin 52 ic tda8362 leakSolution: replace25) PolytronModel: semi flatSymptoms: dark picture though sceens revampedCause: damage to the inductorSolution: replace the flyback26) PolytronModel: mx 1452g seriesSymptoms: TV JUST WANT TO START AND SOMETIMES SOMETIMES DIFFICULT TO TURN.Cause: defect production, because c 507 is too small and fast dryingSolution:. CHANGE C507: 10/50 WITH 47/100V27) PolytronModel: minimax MX5203XSymptoms: STANDBYCause: condensator BOCORSolution: CHANGE condensator C4021nf/50volt,28) PolytronModel: ms14500Symptoms: total deadCause: The power supply offSolution: replace ic tda8380A29) PolytronModel: tda 8362Symptoms: vertical does not work, flyback rattling noises, as there is no damage from the 12v TEG flaybackCause: The capacitor on pin 52 ic tda8362 leakSolution: replace30) PolytronModel: semi flatSymptoms: dark picture though sceens revampedCause: damage to the inductorSolution: replace the flyback31) PolytronModel: mx 1452g seriesSymptoms: TV JUST WANT TO START AND SOMETIMES SOMETIMES DIFFICULT TO TURN.Cause: defect production, because c 507 is too small and fast dryingSolution:. CHANGE C507: 10/50 WITH 47/100V32) PolytronModel: ultra slimSymptoms: horizontal curvedCause: mylarSolution: replace the module mylar d horizontal sectionNote: must be used to measure d capacity33) PolytronModel: PS 5225Symptoms: hit by lightning, black and white drawings + shrink bag veticalCause: TEG HBT ic 5v to drop 00-04GSolution: after ic HBT 00-04G in dressing, fig out, but less clear after the check turned out to tr amplifier typeC388 if damagedNote: in case of contact with frequent lightning in the eeprom data is changed so that the reprogrammed hrs34) PolytronModel: PN 20323 KFASymptoms: protectionism, plain images in service modeCause: ic 4558 op amp to buffer amplifier to the vertical brokenSolution: replace ic 4558, ic verticsl close35) PolytronModel: Polytron-Old ModelSymptoms: thick black lines up and down bothCause: electricalSolution: replace the Flyback36) PolytronModel: Polytron TDA83Symptoms: B + unstableCause: usage errorSolution: Filter raise 15V at the regulator so 2200uF Priner37) PolytronModel: Polytron-PN20123KSymptoms: Protek, at the start of life and death, good Vcc: 4558 IC locker near VerticalCause: electricalSolution: replace the IC 4558 near Vertical38) PolytronModel: pol 123Symptoms: indicator lights flickering, and B + ill outCause: reg condenser drySolution: replace all condensator reg39) PolytronModel: minimaxSymptoms: protectCause: protect verticalSolution: replace C40240) PolytronModel: minimax 21Symptoms: Vertical menyempit.lebarnya sktr only be 10cm.Cause: all normal vertical stress, components, resistors, ICs, capacitors all ok.Solution: I replace the diode 1N4002 deket vertical IC. (Forgot his serial number D:??) Turns the diode check is not even in my locker right bocor.begitu nyuzz mak ...Note: apparently visik observation, and multi meter we can still lie by komponen.sehingga should be a record for us the technicians to be more observant and conscientious. and the principle replace first41) PolytronModel: DM-1485Symptoms: Plain White Picture Without OSDCause: The raster noise is not no snowSolution: replace the transistor T311 = BC54742) PolytronModel: gaSymptoms: ganbar only vertical linesCause: terjdi sorting on capacitorSolution: replace capacitor 364j/400v43) PolytronModel: minimaxSymptoms: no broadcastCause: replace the tuner first checksSolution: if the replaced tuner ngak would also replace the HBT IC 00-0244) PolytronModel: Polytron 123Symptoms: The standby light on,,, want to start kadang2Cause: faulty capacitorSolution: replace capacitor C507 with 10mf/100vNote:45) PolytronModel: minimaxSymptoms: start 5 seconds back stanbayCause: faulty capacitor 1 mf/50vSolution: replace C402 in ic vertical46) PolytronModel: old modelSymptoms: totally dead.Cause: The regulator does not workSolution: Usually Fet damaged.47) PolytronModel: MX5203RSymptoms: The standby position not want to star then lights flashing poerCause: B + voltage fluctuatesSolution: replace the diodes D505 and D507 in B +48) PolytronModel: minimaxSymptoms: trs live standbyCause: c 507 tringSolution: replace elco TSB49) PolytronModel: MX5258Symptoms: Flash screen blank and just right in the middle of the left narrowsCause: Suplay 5volt voltage VCC 55 feet HBT IC-00-04G problematic ...Solution: R617 broken color is inarticulate, D612 = 5V1 is short and TR504: C2328A another C514 = 1000uf/25v already moncrot ...50) PolytronModel: 14 inchSymptoms: total dead, before sounding if flyback leakCause: tr horizontal short, flyback leak (cracked), horizontal mylar capacitors out of valueSolution: replace tr horizontal, horizontal flyback and mylar51) PolytronModel: minimaxSymptoms: no picture no soundCause: plybecnya shitSolution: replace playbec52) PolytronModel: 51N21Symptoms: tv flame briefly protection againCause: elco C402 vertical section 1uF/50v drySolution: replace with a new elco C402.53) PolytronModel: MX51323Symptoms: gbr lost (Matot)Cause: diode dieSolution: D522 = IN4002 on the 14V regulator is turned off54) PolytronModel: MX20323Symptoms: Fig missing, noiseCause: Diodes half brokenSolution: replace a new D522 = IN400255) PolytronModel: minimaxSymptoms: protectCause: protect verticalSolution: replace C40256) PolytronModel: minimax 21Symptoms: Vertical menyempit.lebarnya sktr only be 10cm.Cause: all normal vertical stress, components, resistors, ICs, capacitors all ok.Solution: I replace the diode 1N4002 deket vertical IC. (Forgot his serial number D:??) Turns the diode check is not even in my locker right bocor.begitu nyuzz mak ...Note: apparently visik observation, and multi meter we can still lie by komponen.sehingga should be a record for us the technicians to be more observant and conscientious. and the principle replace first
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Ditulis oleh: Unknown - 6 March 2013

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