Saturday 30 June 2012

Speed of light, time and space (wide view study):

Speed of light is one of the most things I read about, I know that I am not a physician but I got my logic, regarding logic as the base of all sciences, so what is speed of light in my point of view.



At first think of yourself on a road of two ends, and you was standing at one end, then you run three times faster than the speed of light, arrive to the second end of the road and turn back, logically what you will see?, just think of it.


Tuesday 26 June 2012

Dell OptiPlex 330 Diagnostic "Error" Lights:


Dell OptiPlex 330 Diagnostic "Error" Lights:

Many Dell OptiPlex models have diagnostic or error lights in the front or the back panels, the idea of that lights is to help to identify the state of the PC components, so here we will talk about these lights states and how we can fix them.

Saturday 23 June 2012

Converting POE incompatible Network device to a POE compatible device.


How to convert  POE incompatible Network device to a POE compatible device:

At first refer to our previous post on how to make a homemade POE Injector.

Now we will use the Linksys wap54g wireless access point as an example.

As the POE device it means that it is not directly connected to the power adapter, it takes the needed power from the Ethernet cable, but this device is not a POE compatible, we will see the required steps to convert it to a POE compatible device.


Home Made POE Injector

Home Made POE Injector:

POE: Power over Ethernet, is a technology used to deliver electrical power to a POE Device over the Ethernet cabling.
the POE Injector used to merge the power signal and the Ethernet signal using one Ethernet cable connected directly connected to the POE device or by using POE enabled switches or routers.

Friday 22 June 2012

Activating Internet Download Manager without any crack


Activating Internet Download Manager without any crack or patch:

This is how to activate Internet Download Manager with out any crack or patch

First: Download and install any version of the program, then install it on your device.