How to fix computer part I - Power Supply and Mainboard

If your PC often show a complex problem, or display an error message, a beep sounds continuously uniformly or irregularly, the PC is most likely being in trouble, I will provide tips and solutions to resolve the issue and your PC can function again as usual. Problems or damage arising typically categorized in two types of damage are: Problems or damage to the Hardware and Software
This type of damage can be categorized into two categories, namely:1. Damage In Hardware (Hardware)2. Damage On Software (Software)
1. Damage to the HardwareProblems with hardware components need to be serious because it is difficult handling localized and removed without proper tools, skills and experiences that support. Explanation will revolve around the problems that often occur along with how to cope.Damage In Power Supply 

Symptoms:When turned on the PC does not react to anything, there is no display on the monitor, there is no indicator light (LED) is lit, the power supply fan is not spinning, the indicator light on the monitor is not lit. 

Solution:Check whether the cable is properly connected and installed properly plug into the socket, also check that there is the on / off behind exactly behind the Power Supply is in the On position, If you are sure installed correctly but still no response to make sure you please replace the power cable with which you believe to be good. The problem occurs in the absence of incoming voltage, there is damage to the power cable. 

Problem:When turned on the PC does not react to anything, there is no display on the monitor, there is no indicator light (LED) is lit, the power supply fan is not spinning, the indicator light on the monitor turns on. 

Solution:Do as the above step, but if there was still no response means there is a problem on the Power Supply, PS Please change it, I suggest you should just replace the damaged Power Supply with a new one, and be careful in the installation.Note: If the damage is only on the Power Supply alone, When you replace it, the computer will return to work normally. Unless there is a problem in other components such as the Mother Board, VGA Card and Memory.

 

Damage in Mother BoardsSymptoms:When turned on, no display on the monitor, the indicator light (LED) on the front panel is lit, the indicator light (LED) flashing monitors, power supply fan and processor fan spins, no beep sound in speakers. 

Solution:The first step off all power cables connected to the electrical, data cable to the monitor, wired keyboard / mouse, and all cables are connected to the CPU, then cashing out all the screw covers. In an open case please also remove other components, ie the voltage of power supply cable connected to the motherboard, hard drive, floppy, be careful in the process do not hurry. Likewise with the card attached to the Mboard (VGA, Sound or Other Card). Now attached to the motherboard just cashing it. Please check carefully Motherboadnya, see Chip (IC), Elko, transistor and others whether there is a fire.If there are no signs of burnt components likely motherboard is still good, but there are times when Mother board does not work because of damage to the program contained in the BIOS 

Symptoms:The CPU time started and then did post after that process does not continue and was silent for a moment did not directly go to the operating system, and then the screen is the message 'disk error, disk Failur, after it appeared the message "press F1 to continou" after we pressing the F1 key does not enter operating system and the message "Operating system not found".