{522} How To Repair Computer ATX Power Supply - No Power On

Ғылым және технология

{522} How To Repair Computer ATX Power Supply, this computer atx psu power supply was dead. this power supply have +5V SB standby voltage on purple wire, 5volt PSON command on green wire. when green wire is made jumper to ground, it was main secondary power section was not turning on. while testing, i found 1N4148 diode short circuit in pulse transformer, this 350 watt atx power supply is using TL494 and LM339 ics.
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Пікірлер: 74

  • @pu8reLib
    @pu8reLib Жыл бұрын

    بہت بہت شکریہ۔ آپکا کام آپکی مہارت لاجواب ہے۔ u r "the special"

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    thanks a lot

  • @fiazsharif7698

    @fiazsharif7698

    5 ай бұрын

    Is the repairing service Available Sir

  • @pkgaming8384
    @pkgaming8384 Жыл бұрын

    ماشاءاللہ اللہ آپ کا علم اور وسیع کرے آمین

  • @HarlavanisPanagiotis
    @HarlavanisPanagiotis Жыл бұрын

    Amazing video dear friend, have a blessed week 😊

  • @azankhan1433
    @azankhan1433 Жыл бұрын

    اَلسَلامُ عَلَيْكُم وَرَحْمَةُ اَللهِ وَبَرَكاتُهُ‎ ماشاءاللہ

  • @narendrasingh8228
    @narendrasingh8228 Жыл бұрын

    Thanks for video

  • @vijayakumarkumar9190
    @vijayakumarkumar9190 Жыл бұрын

    Very good and useful information sir thanks for sharing this knowledge to us

  • @digital210921
    @digital210921 Жыл бұрын

    Very good job

  • @beinghuman9544
    @beinghuman9544 Жыл бұрын

    JazakAllah

  • @klsonidhanla
    @klsonidhanla Жыл бұрын

    Very nice video sir 🙏

  • @udayuday7768
    @udayuday7768 Жыл бұрын

    Viry good video sir thanks

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    thanks a lot

  • @mithunsaha9456
    @mithunsaha9456 Жыл бұрын

    Excelent mindbloing thak u thak u sir

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    best regards

  • @beinghuman9544
    @beinghuman9544 Жыл бұрын

    Shukran

  • @fiazsharif7698
    @fiazsharif76985 ай бұрын

    Great ❣️

  • @muhammadishtiaq24
    @muhammadishtiaq24 Жыл бұрын

    Excellent thanks for sharing

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    thanks a lot

  • @dipakbhalodia7155
    @dipakbhalodia7155 Жыл бұрын

    बहुत ही सुंदर वीडियो

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    thanks a lot

  • @ranarahman8503
    @ranarahman8503 Жыл бұрын

    Bhot achi video. Sir agr ap computer k mother board ki troubleshooting b explain kr skhy to kamal ho jy.. Jazak Allah.

  • @santanughorai5740
    @santanughorai5740 Жыл бұрын

    Nice video

  • @rajaimdadjanjua
    @rajaimdadjanjua Жыл бұрын

    Good 👍

  • @hussain1607
    @hussain1607 Жыл бұрын

    Thanks sir.good

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    best regards

  • @shirazahmed8308
    @shirazahmed8308 Жыл бұрын

    nice

  • @owaisnajam5304
    @owaisnajam5304 Жыл бұрын

    Dear Haseeb, really nice and informative video. I recently viewed your two videos. This one and another related to welding machine. I have one faulty computer PSU. So, انشاء الله this video will help me to troubleshoot and fix that PSU. Regards, Awais

  • @jcsudeshchannel8224
    @jcsudeshchannel8224 Жыл бұрын

    You are good engineer

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    best regards

  • @ZahidHussain-dy2nv
    @ZahidHussain-dy2nv11 ай бұрын

    Good

  • @digital210921
    @digital210921 Жыл бұрын

    Very 👍

  • @NisarAhmad-tf2pg
    @NisarAhmad-tf2pg Жыл бұрын

    thanks Sir

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    it is my pleasure

  • @electronium203
    @electronium2036 ай бұрын

    👑 for you

  • @muhammadiftikhar739
    @muhammadiftikhar739 Жыл бұрын

    Sir ap ki video sy bhoat kuch sekhne ko milta ha me ap ki video ko regular dekhta ho sir mera pas aik smps uc3843 ic ha vcc capistor par 47 volt a rahe ho sake to Bata de kiya wajohat ho sakti ha thank u

  • @Qaiserhayatkhan
    @Qaiserhayatkhan Жыл бұрын

    Very nice

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    thanks a lot

  • @niranjanmajhi129
    @niranjanmajhi129 Жыл бұрын

    Thank you so much sir accept my request

  • @beinghuman9544
    @beinghuman9544 Жыл бұрын

    Sir Thank you for reply if contineus trigger of transistor accures then what is trouble shooting method thank you sir

  • @b.ke-world8864
    @b.ke-world8864 Жыл бұрын

    Sir 1N4148 diode per video banao pzzzz

  • @asifbashir364
    @asifbashir364 Жыл бұрын

    Aoa sir. Sir computer supply as welding machine bana sakty hn..?

  • @pravinpadhiyar2
    @pravinpadhiyar2 Жыл бұрын

    Very nice video haseeb sir please halp me dso aur function generator kon sa lena chaiye sir me amplifier ripening ka kam karta hu please 🙏🏻 please please please reply

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    bit.ly/3K01w2l

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    bit.ly/42DvHUc

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    bit.ly/3TDxIM2

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    bit.ly/40tUNTU

  • @beinghuman9544
    @beinghuman9544 Жыл бұрын

    As-salamu alaykum sir Thank u sir for educating us In this video Time stamp 13:27 mins you told i will make the jumper between black and green wires if series lamp glows i will remve immediately.why and what will happen if lamp glows continuously.

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    when we repair atx power supply. if there is something wrong in pulse transformer section, it can trigger output transistors permanently. which may cause to draw maximum current. in that condition, we must disconnect jumper to prevent the circuit

  • @beinghuman9544

    @beinghuman9544

    Жыл бұрын

    Sir Thank you for reply if contineus trigger of transistor accures then what is trouble shooting method thank you sir

  • @beinghuman9544

    @beinghuman9544

    Жыл бұрын

    JazakAllah

  • @beinghuman9544

    @beinghuman9544

    Жыл бұрын

    shukran

  • @ah7652
    @ah765210 ай бұрын

    Sir solder remove ka mashin kaha se leya ha

  • @marketanalysis1203
    @marketanalysis1203 Жыл бұрын

    Sir ,kya app bata sakte ho computer SMPS transistor E3150 equivalent and online Kaha milega..

  • @berelax330
    @berelax330 Жыл бұрын

    Asslamo alaikum,,sir mujhe apki zarurt pad gyi h,,,ye ac dc bulb ka working smjha dijye with diagram,,ac section to smjh ata h par dc section me confusion h.plz ek vide sir..

  • @azlanhaider2339
    @azlanhaider2339 Жыл бұрын

    Sir ye sucker machine kon c use krty ap?

  • @easytechhome9462
    @easytechhome94625 ай бұрын

    Sir compaq power supply kese direct hogi

  • @shefqetkaralliu6816
    @shefqetkaralliu6816 Жыл бұрын

    🙏👍

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    best regards

  • @ABDULREHMAN-dk3mb
    @ABDULREHMAN-dk3mb9 ай бұрын

    Sir Salam how are you Sir app in circut diagram kahan se lyte hain Pleas Guide me Thanks Allah Hafiz

  • @malikwaqar3188
    @malikwaqar31889 ай бұрын

    Dear sir es supply ka primary side pr transistor ka pass ak ic ha jis ka model SR816P ha sir us ka bary ma bata dy .....thanks

  • @santhsridevaramji9974
    @santhsridevaramji9974 Жыл бұрын

    Sar lm324 lm339 ic working keshe pahchane sar help sar

  • @rohtashsinghrajput721
    @rohtashsinghrajput7212 ай бұрын

    Sir atx power supply is having stand by voltage , on Ic 7500 is having voltage on pin 12 ,12 voltage perfect voltage on pin 13. 14, pin 4 is having voltage round 3.5volts but fluctuations secondly on jumpher to black and green voltage on pin 4 of Ic does not Zzero.IC is Kl7500 and other than green and purple no out put. Sir which section is to be examined. When you feel free ...

  • @shakeel353
    @shakeel353 Жыл бұрын

    حسیب بھائی السلام علیکم ہم یہ سپلائی 12 وولٹ اور اس کا کوئی بہتر طریقہ بتا دیں مہربانی ہوگی3

  • @MarkPrince1317
    @MarkPrince1317 Жыл бұрын

    سرجی یہ مائنس 12v کیا ہیں اور یہ کیسے ہوتے ہیں مقصد کیا ہے مائنس 12v کا بہت شکریہ وعلیکم السلام

  • @RAHULKUMAR-vw7nz
    @RAHULKUMAR-vw7nz Жыл бұрын

    Sir, How can I contact you?

  • @qamarbajwa8737
    @qamarbajwa8737 Жыл бұрын

    sir malti meter company name? or price btady

  • @BullGhost938
    @BullGhost93810 ай бұрын

    Diode ka number kaya tha

  • @PortalOfKnowledge.
    @PortalOfKnowledge. Жыл бұрын

    السلام علیکم ۔۔ سر میرا ایک سوال ہے standby سیکشن میں 5 volt کی بجائے 12 volt آ رہے ہیں اور باقی کوئی وولٹیج نہیں آتے پاور سپلائی ورک نہیں کر رہی کیا issue ہو سکتا ہے

  • @bharatbosamia8814
    @bharatbosamia8814 Жыл бұрын

    POWER SUPPLY ON KARNE SE CHUII AWAZ ATI HAI VOLTAGES ALL OK BUT LOAD NAHI LETA PC NOT TURNING ON kya fault ho sakta hai?

  • @pu8reLib
    @pu8reLib Жыл бұрын

    بہت بہت شکریہ۔ آپکا کام آپکی مہارت لاجواب ہے۔ u r "the special"

  • @haseebelectronicsurdu

    @haseebelectronicsurdu

    Жыл бұрын

    thanks a lot

  • @tahirmehmood1137
    @tahirmehmood1137 Жыл бұрын

    Aoa sir g.bootstrap circut kiya hai? ye kam kaisay kerta hai ? Hs ka use kiyo kia jata hai? Or hs mn boots trap capicator kiyo use kia jata hai? Jaisay smd ic (mp1471) k sath hs ko use kiya ghiya hai sir please samja dein shukriya

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