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BELOW ARE THE MOST PARTS AND FUNCTIONS OF THE COMPUTER KEYBOARD THAT COMMONLY USED. A computer keyboard is used to enter commands of...

Troubleshoot Power Issues of Your Laptop or Notebook Computer

Troubleshoot_Power_Issues
Power issue of laptop or notebook computer is common. There are different factors to consider why this happen to our portable computer like the notebook. Consider that you charge your notebook computer over time, then you sleep. But after you arise in the morning, then you power-up it, it can’t power on now. This may cause also of the over fluctuations of current/voltages of the electrical lines. And the very worst thing we did, after it got empty because of low battery, we charge it while we use it. This will contribute power issues and much as we use it everyday.

If you suffered with this error of your notebook or laptop computer, consider and do the following lines of the paragraph below.


Do A Hard Reboot

Hard rebooting by pressing the assign keys can lead to the recovery or do a factory restore of your notebook computer.  See below the different hard or reset rebooting keys.
  • IBM- press F1 during the first boot screen, then navigate to the restore settings.
  • hp- holding the power button during reset, you can link here also: hp computer hard reset or reboot
  • Acer- turn off your laptop, once you see the Acer screen press ALT F10.
  • Asus- power on or reboot your computer, when Asus logo screen display press F9.
  • Dell- power on and once the dell logo appear, press F8 keys several times.
  • Toshiba- press the 0 (zero) key while power-on your computer.

Use Other Source Of Power

By changing the power source where you get an electrical voltage during voltage charging like from AVR (Auto Voltage Regulator) to UPS (Uninterrupted Power Supply). It can help to regulate voltage output came from the power adapter of your computer. And it can help to recover your computer from unregulated voltage interruption that cause no power.

Re-set the RAM

By resetting or changing slots of RAM can restore the power of your computer. We can consider that the RAM was creep during the over voltage. And there are tendencies that its disconnected shortly to the contact pins. By resetting it, your computer will back to normal function during power-on.  

Connect to the external display

Power Issues like also as no display on your computer. To isolate this two abnormal function during power-on, you can use a monitor screen. Use either the available built-in display ports like VGA, hdmi, and DVI. To assure that your computer has a display or not, because the LCD is failure or damage.

Use Other AC adapter to test

The most common peripherals of your laptop that cause to no power is the AC adapter or other user called it charger. You can test it the voltage output using a voltmeter (VOM). You can check the voltage output at the back of your laptop. If the voltage output is very low, this will cause also to a random reset of your computer. To make sure that your AC adapter is normal you can use the other AC adapter that have a same spec.

Service and repair

If you assure that your computer have no power or no display, even you perform the above I said, you can seek assistance of any persons expert of portable computer. Or the very safety is your service center. Remember also, if your computer is a warranty, do not attempt to open it, it can void your warranty.

How Do I Remove the Windows.old folder in Drive C:?

Windows Old

If you upgraded computer from windows xp to windows 7 or from windows 7 to windows 8, then you chose custom installation and didn’t delete the old partition all files will stored in old folders after you successfully installed your windows operating system. You check it by opening your My Computer Icon/then click drive c: /then scroll down below portion of your screen you will see a folder called windows. old or windows. old. 000. This will cause to full the drive c: partition or your entire capacity of your hard drive or HDD.

Why there are Windows.old?

Computer users retain these files or partition during installation because he wanted to save and copy the important files during formatting or re-installation of windows operating system. But be aware, you can’t use your previous programs you installed in windows old, but only the files located in users and the my documents. One thing that it is be sure that your files will be safe if you’re using another drive like Solid State Drive (SSD) Or HDD connected as drive d:, meaning you need two drives connected to your computer during Windows Installation.

How to delete windows old using disk cleanup of windows 7?

Be aware, before you will perform this windows utility, be sure to backup or copy your important files inside the windows old folder to the folder located in your second drive or in the drive d:. Because during this operation all the files and the folders called windows old will be deleted. If you're ready now follow this procedure below:

Search Bar


  1. Click Start button, then in search bar type “Disk Cleanup”.
  2. If you see now the Disk cleanup, press enter key. Wait for a while until the disk cleanup windows will display.
    Disk Cleanup
  3. If you see now the disk cleanup in your screen click the box or checkbox all files that you want to remove, then click the button left side below called “Cleanup System Files”.
    Disk Cleanup Check Box Files

    Remove Previous Windows Installation
  4. Then wait for a while until another disk cleanup window will display, for you to select/checkbox “Previous windows Installation”. Then after you Check box it click ok button below.
  5. Then you will see a pop-up windows said “Cleaning Previous Windows Installation”.
    Starting Disk Cleanup pop-up window
  6. Then wait a minutes until it finish, when it finish go to My Computer Icon/Click drive c:/then scroll down below windows, then you will not see again the Windows Old.
    Windows Old Folder Remove Now
  7. Then you done it successfully, check the capacity of your drive c:

TIPS!
  • Do not use other utility like cccleaner, this program can’t remove using the include option, it will waste your time in doing it.
  • Command prompt or CMD in windows 7 and 8, can’t remove windows old, its better to use the Disk Cleanup Utility.

How To Solve “Not Registered Network” In Sun Cellular Phone

New updates of the Sun Cellular Subscribers, any android or iPhone Phone who uses Sun Cellular SIM or Micro SIM pack may encounter this problem, “Not Registered Network” or any related errors during sending and calling using your smartphones, tablets and I pads. This is because of the new promo of sun prepaid and postpaid, the unli trio and the tri-net. Using your smartphones with the sun SIM pack. You can call now any Smart and Globe subscribers in Sun product promos. Because of this new scheme, you may encounter this error on your phone. You will notice that during sending of the message, it will only rotate the sending icons, just like your phone hanging-up. And you will notice in the above signal icons a square signal that has an “R”. This understood that your phone is set in roaming, but you can’t use your smartphones in any messaging.


In order to solve this error follow the steps provided below in this post. Note I use only an android phone but simply the application icons similarly the same, all you need is to understand and find the solution to the problem.
Select Settings Menu

1. Find and open settings gear icons

Click More Networks 

2. Scroll down in the list of menu icons. And select More networks Icon

Click Mobile Networks

3. In the next menus, select Mobile networks

Click NetworksOptr

4. Then select network operators

Click Search Networks

5. Then select Search Networks

Wait Until

6. Wait until the searching will finish

Select Smart

7. When the Smart and Globe display, select Smart
8. Wait until your settings will recognize
9. And you’re done.
10. You will receive 9 notifications from Sun, which means you’re now registered for the new products they offer.
11. You can now use again your smartphones using the Sun Cellular sim pack.
  
You can log in in this link using the SUN Cellular site: Suncellular or just call this phone for technical supports: Sun Hotline Number

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