Wednesday, July 21, 2010

Models of power supply


Models of power supply

1. AT Models
Power supply has a power cable that is connected to the motherboard separate into two power connectors (P8 and P9) so that the voltage cabling to the motherboard must be done with more careful. Black wires of P8 and P9 connectors must meet in the middle if united. AT power supply models, the button ON / OFF button is connected directly to the casing. To turn on and off the computer, we need to press the power button on the front of the existing casing. AT power supply is used only limited to the era of Pentium II computers. In the era of Pentium III upwards or until now, there is no computer that uses power supply type AT.

2. ATX model
Power supply has a power cable connector is connected to the motherboard has become one part with the number of 20 pins and no installation errors due to form a power connector is adapted to the existing connector on the motherboard. So, if the inverted install connectors, power connectors will not be able to enter the existing connector on the motherboard. ATX power supply is equipped with a power switch, or commonly called autoshudown. So, computers can be directly switched off via software commands by pressing the Windows shut down, without pressing the off button on the casing. All computers  begin on the Pentium III  until now  using the casing and power supply type ATX.

If there are problems at power supply please go to this link to find out the problems that occurred and the solution to handle it.

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