Atoms Essay

642 Words Oct 5th, 2014 3 Pages
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2-7 Starting Up Your Computer
1. After all connection is made, close your computer case cover.
2. Be sure all the switch are off, and check that the power supply input voltage is set to proper position, usually in-put voltage is 220V∼240V or 110V∼120V depending on your country’s voltage used.
3. Connect the power supply cord into the power supply located on the back of your system case according to your system user’s manual.
4. Turn on your peripheral as following order:
a. Your monitor.
b. Other external peripheral (Printer, Scanner, External Modem etc…)
c. Your system power. For ATX power supplies, you need to turn on the power supply and press the ATX power switch on the front side of the case.
5. The power LED on
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The BIOS first operates an auto-diagnostic test called POST (power on self test) for all the necessary hardware, it detects the entire hardware device and configures the parameters of the hardware synchronization. Only when these tasks are completed done it gives up control of the computer to operating system (OS). Since the BIOS is the only channel for hardware and software to communicate, it is the key factor for system stability, and in ensuring that your system performance as its best.
In the BIOS Setup main menu of Figure 3-1, you can see several options. We will explain these options step by step in the following pages of this chapter, but let us first see a short description of the function keys you may use here:
• Press to quit the BIOS Setup.
• Press ↑ ↓ ← → (up, down, left, right) to choose, in the main menu, the option you want to confirm or to modify.
• PGUP: Previous Value; PGDN: Next Value.
• Press when you have completed the setup of BIOS parameters to save these parameters and to exit the BIOS Setup menu.
• Press / keys when you want to modify the BIOS parameters for the active option. 3-1 Entering Setup
Power on the computer and by pressing immediately allows you to enter Setup.
If the message disappears before your respond and you still wish to enter Setup, restart the system to try again by turning it OFF then ON or pressing the “RESET” button on the system case. You may also

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