Showing posts with label is. Show all posts
Showing posts with label is. Show all posts

Thursday, July 24, 2014

Is your laptop functioning clumsy

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Commemorate sometime around this time trailing year, or maybe the year earlier when your new computer worked intensively? It only took seconds for your computer to boot up.

laptop computer

Your computer is corresponding to your car in that you need to contend it. Ever note the difference between an older well maintained car and a car that was never maintained. The same differences exist between a well to do computer and one that is just workable to breakdown.

To make your computer run fast you can just refresh the whole computer, although if you have a abundance of data and programs on your computer then this maybe like such an fetching task. Of course, you could just determine to crunch the bullet, sanctify your files, exclude what you dont need, burn all your files onto a CD. Save any programs you want and reformat. Go into the windows registry and amend the registry problems that are possibly sleazing down your computer. The deed of it is; do you know where the windows registry is and what to fix when you get there?

The windows registry is a middle portion to the windows system and it contain all of the windows applications, of a large information. And because it is like the spine of the whole system if you peculiarilychange something that you were not supposed to change.

There are programs that help you absolve the windows registry on your laptop. These are called windows registry cleaners, and can be located and downloaded to your computer. Using one of these windows registry cleaners will accommodate the windows registry and make your laptop run faster and more effectively.

The advantage of a windows registry tune-up is that you can do it yourself, because most registry cleaning utility are lenient to use. All you need to do is, install it, run the program and let it discover and list the errors for you. Before letting the program correct the errors, Assign the create a back up option, just in case something should go wrong, and then click fix registry and you are done.

The program does everything for you and you need not endure from your laptop running clumsy again.

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Thursday, July 17, 2014

Laptop is dead How to troubleshoot the problem

Laptop is dead. How to troubleshoot the problem.:
In this post I’ll explain how to troubleshoot a dead laptop and find the problem. The following troubleshooting tips are not model and brand specific, they should work for most laptops.
Let’s take a look at two different scenarios.
Example 1. The laptop is absolutely dead.

When you plug in the power adapter and press on the power button, there is no signs of life at all. The laptop will not make usual noises, LEDs will not light up, the fan will not spin, the screen is blank and black, etc… In short, the laptop is dead.
What you can do in this case?

1. Make sure the wall outlet is working and the laptop DC adapter is getting power from the outlet. Try another wall outlet.

2. Test the laptop DC power adapter, make sure the voltage output is correct. You can test the DC power adapter with a voltmeter.

3. Let’s say the DC adapter is fine and the adapter outputs correct voltage. In this case unplug the power adapter from the laptop, remove the battery, wait for 1-2 minutes, plug in the adapter and try turning on the laptop again.
OK, you tested the adapter and it’s bad. If you decide to replace the original DC adapter with a generic one, you’ll have to follow this rule:

The voltage output on your new adapter has to be exactly the same as on the original adapter. The amperage on the new adapter could be the same or higher.
If nothing helps and the laptop is still dead, apparently the motherboard is fried or there is a problem with the DC power jack. It’s possible the DC power jack is broken and the motherboard is not getting any power from the adapter. In this case you’ll have to disassemble the laptop and replace the power jack. Check out this guide for fixing laptop power jack.
Example 2. When you plug the DC power adapter and press on the power button, the laptop starts making normal noises, the LEDs work properly but noting appears on the screen. The laptop will not start.
Troubleshoot dead laptop




First of all, take a closer look at the LCD screen. Look at the screen under bright light. It’s possible that the image is still on the screen but it’s very faint. If that’s the case, check out these tips for troubleshooting laptop with backlight failure.
Connect external monitor
If there is no image on the laptop LCD screen, test the laptop with an external monitor. Connect an external monitor to the VGA port on your laptop and turn the laptop on. You can toggle video output between the internal LCD screen and external monitor by pressing Fn and F4 keys simultaneously on HP laptops, Fn and F5 keys on Toshiba laptops, Fn and F7 keys on IBM laptops. Other laptops may use different key combinations.
Let’s say the external monitor works fine but the internal LCD screen has no image at all. If that’s the case, your problem could be related to the LCD screen or the video cable. Also, make sure the video cable makes good connection with the motherboard and the LCD screen. Try reconnecting, reseating the cable.
Test external video
In my case, both internal and external monitors were absolutely dead. Neither of them had image. That means the problem is not related to the LCD screen or the video cable. From my experience I know that this problem could be related to the laptop memory.
Replace reseat memory module
Try reseating the memory module, maybe it’s not making good connection with the memory slot. Try cleaning contacts on the memory module with pen eraser. Try moving the memory module into another slot. Try replacing the memory module with another known good module, it’s possible that your original module is dead.

If you have two memory modules installed you can try removing them one by one, it’s possible that one of the modules is bad. Try installing different memory modules into different memory slots.
In my case reseating, swapping the memory module didn’t help. I was pretty confident that my problem is not memory related and I moved on.
Remove hard drive DVD drive
Try removing battery, hard drive and DVD drive and turning on the laptop without these components.
Disconnect display
Also, try turning on the laptop with an external monitor when the video cable is unplugged from the motherboard. If the laptop start with video on the external monitor, apparently there is something wrong with the laptop display panel.
Remove laptop components
In my case removing the hard drive and DVD drive didn’t help. Unplugging the video cable didn’t help either.

I continued taking my laptop apart piece by piece and tested it after each step.

I removed wireless card, modem, disconnected the keyboard but it didn’t help.
Test laptop with external monitor
I still wasn’t able to boot the laptop with video on the external monitor.
Disassemble laptop
Finally, I disassembled the laptop and removed the motherboard.
Test laptop motherboard
On this picture you see my final test. The motherboard has been removed from the base and I assembled basic barebone system on my bench.

1. Motherboard. Like on most laptops, in my case the video card is integrated into the motherboard

2. CPU with heatsink and cooling fan.

3. Known good memory module.

4. The power button board witch I need to turn on the system.

5. Working DC power adapter.
Still cannot get any video on the external monitor. The system turns on, the cooling fan starts spinning but there is no video.
At this point I’m 95% sure that the motherboard is dead. CPU failures are not very common, so it must be bad motherboard.
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Monday, April 21, 2014

Toshiba’s New Qosmio is Sure to Please Entertainment Fans

The latest edition to the Toshiba line of laptops was released earlier this month, and it incorporates a high end design that is sure to make both gamers and movie lovers quiver with delight. Both the Toshiba Qosmio X770 and X770 3D were released at Computex, and each comes with updated graphics, memory, and processing capabilities.
The Qosmio X770 is vying to be the best gaming laptop now on the market. The new laptop boasts either the Intel Core i5 or i7 CPU and comes standard with Nvidia discrete graphics, and not just any Nvidia graphics, but the new and highly regarded GeForce GTX 560M graphics which offer movie watchers and gamers a clarity they aren’t used to finding in a laptop. To make their entertainment experience more enjoyable, the Qosmio also provides users with Harman/ Kardon speakers and a subwoofer and sound enhancement technologies.

The Qosmio X770 also affords buyers the options to include a Blu-Ray player or Bluetooth 3.0 within their laptops.
Other features that place the Qosmio ahead of recent competition, and that come standard with these laptops are:
• USB 3.0 connectivity
• 1.5 GB dedicated solely to video memory
• 8 GB of RAM
• 1 TB of hard drive storage
For those more interested in streaming or watching the latest movies on their laptops, there is also a 3D version of the Qosmio. The 3-D version comes with Nvidia 3-D vision technology with a 120Hz 1080p display and a pair of wireless active shutter glasses, a Blu-ray player, and 3DTV output, and both it and the non 3D version come standard with a massive 17.3 inch screen.
Both models are also relatively affordable considering the newer technologies that are to be incorporated into both. The Qosmio X770 starts at only $1,199.99 and the X770 3D will start at $1,899.99. The affordable prices allow entertainment lovers to purchase the new laptop without having to sacrifice indulging in the latest games or movies.
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