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SY-P4VDA Quick Start Guide
12
Hardware
Installation
C. CMOS Clear (JP5)
In some cases the CMOS memory may contain wrong data, follow the steps below to clear the CMOS
memory.
1. Clear the CMOS memory by momentarily shorting pin 2-3 on jumper JP5. This jumper can be
easily identified by its white colored cap.
2. Then put the jumper back to 1-2 to allow writing of new data into the CMOS memory.
CMOS Clearing
Clear CMOS Data Retain CMOS Data
JP5 Setting
Short pin 2-3 for
at least 5 seconds to clear
the CMOS
Short pin 1-2 to retain
new settings
Note: You must unplug the ATX 12V power cable from the ATX 12V power connector when
performing the CMOS Clear operation.
Step 5. Power On
You have now completed the hardware installation of your Motherboard successfully.
1. Turn the power on
2. To enter the BIOS Setup Utility, press the <DEL> key while the system is performing the diagnostic
checks.
Note: If you have failed to enter the BIOS, wait until the boot up sequence is completed. Then
push the RESET button and press <DEL> key again at the beginning of boot-up, during
diagnostic checks.
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