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  1. zsaftech

    REFERENCE Pro-Quip mma-500a no power inverter welding machine

    Issue : Plug in no power , fan not turning on Physical check no burn parts or physically damage parts. Check ac line good however no voltage in main filter capcitor. Check rectifier diode and found out was faulty. Replace two rectifier diode check aswell igbt 60n60 and there was a leak so...
  2. zsaftech

    REFERENCE Sharp Aquos backlight problem and reset error bl

    7 blinking red light not turning on Check backlight may pundi Isang led Palitan lahat backlight para Iwas backjob. After ma palitan di parin sya gagana so need pumuntan smode Press hold menu key and power then saksak yung plug After that release yung mga button Then up and down then press...
  3. zsaftech

    Looking For Looking for dell E4600 lvds connector

    Looking for laptop Dell latitude E6400 model Lvds connector baka may naitabi kayo mga master
  4. zsaftech

    Looking For Lenovo m7 mother board

    Baka Meron kayo naitabi na Lenovo m7 po thanks
  5. zsaftech

    REFERENCE Dell E6400 white screen issue

    Dell laptop white screen Check all lvds connector from the lcd and cleaned still same problem. Go to mother board clean the mother board and lvds connector in the mainboard still same outcome Put a jumper wire from lcdvdd in line 6, 7, or 8 and jump it to 3.3v line 28 in the lvds connector...
  6. zsaftech

    HELP ME Lenovo tb7305 touch issue

    Pa help po lenovo m7 tb-7305x po ata eto Bago lcd old flex parin gamit ko which is sa original may basag Yung dati lcd pero unit lang kaya nag pa replacement sintumer Kasi di mag totouch ngayon dumating lcd pero di parin mag totouch. Baka Meron kayo idea or schematic nya thanks po in advance
  7. zsaftech

    REFERENCE TCL Led32s4900 No Power Solution

    Customer bring TCL tv no power. Initial check there no voltage of 300v in the main filter capacitor. Check for shorted smd cap resistor and hang MOSFET still no Voltage only 5v reading in main filter capacitor. Check fuse is broken and needed to replace a new one Still no voltage upon...
  8. zsaftech

    REFERENCE Panasonic F-409SS no power solutions

    Panasonic inverter electric fan No power .. Check main socket connection power supply Capcitor is shorted but the main cause is the shocky diode. There's a leak in shocky diode Replace with a new one.. Problem solve..
  9. zsaftech

    REFERENCE Sharp 40 inchModel- Lc-40le265m rolling vertical, black screen,fading color,vertical lines also discoloration

    sharp lc-40le265m sharp 40 inch Issue : vertical rolling, discoloration, black screen, fading screen with vertical line to faded black.. Check voltage in top board panel all voltage is present Vgh,vgl and 3.3v and 1.8v. Check side cof all voltage complete no sign of abnormalities. Where's the...
  10. zsaftech

    REFERENCE SAMSUNG GALAXY NOTE 10 LITE ISSUE NOT CHARGING

    Check charging port all good voltage is 5v. But the line in charging flex positive is missing . Put a Jumper wire from charging board positive to main board for the 5v line.. Charging ok schematic ok Repair success Sana po makatulong
  11. zsaftech

    REFERENCE MICRODIGIT SUBWOOFER SPEAKER NO AUDIO EASY REPAIR

    Speaker does not have any audio do basic trouble shooting and always check all components and even jumper wire.. Components all good physically however notice a leak in capacitor and due to leak there was a jumper wire broke .. fix both and audio is back to normal..
  12. zsaftech

    REFERENCE SAMSUNG A12 BACKLIGHT ISSUE DONE

    Samsung A12 SM-A127F/G BOARD ISSUE: Backlight good schematic charging 1.7 to 1.5 amps. No Borneo schematic so check manually using tester and research of possible leak or shorted. Backlight coil and shorted smd caps replace get to other dead board. See below picture.. ISSUE SOLVED HOPE IT...
  13. zsaftech

    REFERENCE SAMSUNG LCD TV INVERTER TYPE POWER SUPPLY ISSUE NO POWER THEN NO BACKLIGHT

    INITIAL AND PHYSICAL FINDING. SAMSUNG CCFL BACKLIGHT PUNDI MOSFET SHORTED FUSE SABOG DIN. Focus sa power supply master since walang power SABOG fuse kaya pinalitan ko. Pero Pag power on sinisibak ang fuse second try pinalitan ko fuse ulit and check mga MOSFET nya sa bandang Backlight...
  14. zsaftech

    REFERENCE SAMSUNG TV 32 INCH TUNER PROBLEM REINSTALL TUNER METAL CABLE

    Samsung LCD TV TUNER PROBLEM. NO OFFENSE SA TECHNICIAN NA GUMAWA NG TUNER. technician reinstall the tuner in doing a shortcut way but the problem is possible grounding or not quality image. Ginawa ko as you can see in the picture nilagyan lang ng wire working but not quality image .. putol...
  15. zsaftech

    REFERENCE Ace 24 inch tv model led -802 no audio

    May leak Ang audio ic kaya kumuha ako Ng same data sheet Ng audio ic nya galing ibang board Basta same Ng data sheet at pin out pasok Yun.. pwede Rin convert pero mas maganda Yung nasa board parin syempre Yung aayusin para malinis
  16. zsaftech

    HELP ME Samsung 10x zoom

    Samsung x10 zoom phone no power. Bka meron na nkapag repair neto
  17. zsaftech

    HELP ME oppo A83 0.6 schematic charging not turning on no vibrate good battery..

    Good morning mga master pa help naman ako po oppo A83 palit LCD pero nung pinalitan ko NASA 0.7amp Lang po sa schematic charging and ok naman yung 4v nya papuntang battery and may 3.7v Yung batt. Pero Di sya nag o on or vibrate no display din po Yung bagong lcd.. Sana po may maka help... God...
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