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2-7 Starting up your computer
1. After all connection are ready, close your computer case cover.
2. Be sure all the switches 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 peripherals as following order:
a. Your monitor.
b. Other external peripherals (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 the front panel of the system case will light. The LED on the monitor
may light up or switch between orange and green after the system is on. If it complies with
green standards or if it is has a power standby feature. The system will then run power-on
test. While the test are running, the BIOS will alarm beeps or additional message will appear
on the screen.
If you do not see any thing within 30 seconds from the time you turn on the power. The
system may have failed on power-on test. Recheck your jumper settings and connections or
call your retailer for assistance.
Beep Meaning
One short beep when displaying logo No error during POST
Long beeps in an endless loop No DRAM install or detected
One long beep followed by three short
beeps
Video card not found or video card memory
bad
High frequency beeps when system is
working
CPU overheated
System running at a lower frequency
6. During power-on, press <Delete> key to enter BIOS setup. Follow the instructions in BIOS
SETUP.
7.
Power off your computer:
You must first exit or shut down your operating system before
switch off the power switch. For ATX power supply, you can press ATX power switching
after exiting or shutting down your operating system. If you use Windows 9X, click
“Start”
button, click
“Shut down”
and then click
“Shut down the computer?”
The power supply
should turn off after windows shut down.