My Acer laptop power supply light is flashing and it wont power up. Battery does not charge. Several people I talked to have had the same problem. Do I need to replace the motherboard.
Uninterruptible Power Supply ShowIntroduction to Uninterruptible Power Supply
An uninterruptible power supply (UPS) is a device that protects electronic equipment from power uncertainties. A UPS is a device that is interfaced between the electric network (connected to utility...
How to test your computer's power supply ShowHow to test your computer's power supply
To be able to test your computer's power supply, you can follow the instructions below:
1. Turn off your power switch and plug it out from the power supply.
2. Remove the cable from the CPU and start...
Choosing the right power supply for your computer ShowChoosing the right power supply for your computer
The power supply will surely be the last part of your computer that you will look for whenever you are assembling your own computer. Moreover this remains an integral part of your...
Power supply is not working properly ShowPower supply is not working properly
Intro
Electrical Verification
Electrical protection
Checking the power block
Intro
The power supply converts electrivity into low DC voltage to be used by yourcomputer. If your computer reboot...
Calculate the power of your Power supply ShowCalculate the power of your Power supply
Choosing the right power supply
Links
Choosing the right power supply
When building up your PC it is quite difficult to determine the power supply to be used( this will depend on the...
Identify the connectors of the power supply ShowIdentify the connectors of the power supply
Connectors
Notes
A quick guide, allowing you to identify the different types of connectors of the power supply of your PC
Description of the label
The reference on...
Light ShowWhat is light?
Light is a form of energy that has two aspects:
An electromagnetic wave aspect
A corpuscular aspect (photons)
The light emitted by the sun travels at a speed of approximately 300,000 km/s with a frequency of approximately 600,000...
Ups - ups.exe Showups - ups.exe
ups.exe (ups stands for uninterruptible power supplies) is a Windows NT/2000/XP generic process used for managing uninterruptible power supplies in Windows. The process ups is not in any way a virus, a worm, a Trojan horse, spyware,...
Introduction to power line communications (PLC) ShowIntroduction to PLC
"Power Line Communications" basically means any technology that enables data
transfer at narrow or broad band speeds through power lines by using advanced modulation technology.
Depending on the country, the institution and the...