General Mother Board Problem and fix

-

Problem



System restarts after installing a PCI card.

 

Remedy
  1. Switch off the computer. Remove the power cable.

  2. Remove and re-install the PCI card, in another slot. Check the computer for normal operation.

    3.
  3. If the problem persists, remove the PCI card and install and check in another computer.

    4.
  4. If the test computer works normally, then it may be because of compatibility issues.

    5.
  5. Replace this PCI card by another, after consulting which version of PCI the motherboard supports.

    6.
  6. Install the new PCI card and observe the functioning.

 

Problem



System does not switch on.

 

Remedy
  1. Check whether power is available to the computer using a multimeter / tester.

    2.
  2. Check whether the power cable is okay.

    3.
  3. Check if there is any separate switch on the SMPS to turn-on.

    4.
  4. Check whether the SMPS fan is working, after switching on the computer.

    5.
  5. Check whether the front panel power switch is stuck or working.

    6.
  6. After step 5, the cabinet can be opened. Remove all the power connectors to every device, except power to the processor and motherboard.

    7.
  7. Check whether the system switches on.

    8.
  8. Connect power to each device one by one and find which device is faulty.

    9.
  9. If a particular device is found to be faulty, remove it and replace it.

    10.
  10. If no device is faulty but the system does not switch on, then remove the motherboard and send it for servicing or replacement.

Problem



            There in no beep sound and display.

Remedy
  1. Check whether the system gets power, with a multi-meter / tester.

    2.
  2. Check whether the SMPS fan is working, after switching on the computer.

    3.
  3. Check whether the front panels LED’s are glowing.

    4.
  4. Check whether the monitor LED is lit and showing green or orange and blinking.

    5.
  5. If the monitor is blinking, check whether the monitor is connected to the correct VGA adapter.

    6.
  6. Switch off the computer. Open the cabinet.

    7.
  7. Install a working VGA card in the PCI slot and check.

    8.
  8. If the problem is not solved, then proceed to next step.

    9.
  9. Remove the memory modules and clean the memory slots by using a brush.

    10.
  10. Clean the memory module’s contacts by using an eraser.

    11.
  11. Insert the memory modules in their slots.

    12.
  12. Check by switching on power to the system.

    13.
  13. If there is no display / no beeps, then replace the RAM.

    14.
  14. Check if the SMPS output voltages are okay.

    15.
  15. If the SMPS output voltages are not okay, then check by using a working SMPS.

    16.
  16. Connect power connectors to the motherboard and the processor and check.

    17.
  17. If the problem persists, then send the motherboard for service / replacement.


Comments

Post a Comment

Popular posts from this blog

GST SAC/HSN Code List for Computer Goods

-
SOFTWARE PRODUCTS DESCRIPTION TYPE OF LICENSE SAC CODE GST % MICROSOFT PAPER LICENSE PERPETUAL LICENSE/SOFTWARE ASSURANCE 9973 18% MICROSOFT PAPER LICENSE SUBSCRIPTION 9973 18% MICROSOFT PAPER LICENSE MICROSOFT ONLINE CERTIFICATION 9997 18% ADOBE/AUTODESK PERPETUAL LICENSE/SUBSCRIPTION 998434 18% TALLY 997331 18% HARDWARE PRODUCTS HSN CODES DESCRIPTIONS HSN CODE GST KEYBOARD / WIRELESS / COMBO KEYBOARD+MOUSE 84716040 18% SCANNER 84716050 18% MOUSE / WIRELESS MOUSE 84716060 18% GAMES PAD 95049090 18% HARD DISK DRIVE 84717020 18% REMOVAL / EXCHANGEABLE DISK DRIVES 84717030 18% CD ROM DRIVE 84717060 18% DVD DRIVE 84717070 18% COMPUTER, LAPTOP, PALMTOP 84713010 18% PRINTER COPIER FAX 84433970 28% COPIER 84433100
Read more

Install .NET Framework 3.5 in Windows 10 without internet(offline)

-
Image
By default  in Windows 10 .net framework 4.5 is pre installed. If we install .net framework 3.5 apps Windows 10 will prompt to install .net framework 3.5 from internet. It will take to long time. Here is another way to quick installation without internet connection. Insert Windows10 DVD or load your ISO image or Insert bootable flash disk. CTRL+E This PC -> Note the Drive letter of installation media  In my case it's D: Open Command Prompt as admin mode Type the following command                                                                                                   Dism /online /enable-feature /featurename:NetFX3 /All /Source:D:\sources\sxs /LimitAccess Replace D: with your drive letter (what you note down before 3rd point) Now installation will start.After completion of installation "The operation completed successfully"message will display.
Read more

General SMPS-Swith Mode Power Supply Problem and fix

-
Problem The computer boots normally, but behaves erratically after some time. Remedy The power supply may not be able to support the load inside the computer. The internal fan in the SMPS could have failed and excessive heat inside the SMPS might have caused the erratic output voltages. Check whether the SMPS fan is functioning. If the fan is okay, then switch off the power. Remove the power cable and open the cabinet.. Check the SMPS output voltages, after connecting the power cable and switching on the computer. If the SMPS outputs are not satisfactory, then check by replacing the SMPS. Now the problem is solved. Send the faulty SMPS for a service.                 Problem After adding one hard disk drive and one DVD drive to a computer, which already has a hard disk and CD writer, the computer does not start. Remedy Remove all the power connectors, except connectors to the old drives and mot
Read more