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SY-P4VDA
Quick Start Guide
21
5. Change the VGA card.
The system turns on for some seconds then shutdown by itself.
1. Check if the CPU fan is connected to the CPUFAN1 connector.
2. The CPU might be overheating. Check the CPU FAN if it is defective or see if the CPU
fan is in contact with the CPU.
3. Clear CMOS battery. (JP5 connector, see Quick start guide for more info on how to
clear the CMOS).
4. Make sure the power supply you have on your system support the M/B specification.
Example. If you have a P4 M/B, you need to use a P4 power supply.
5. If you already checked the power supply specification, change the power supply it
might be defective. The minimum is 250 watts.
6. Remove the M/B from the case and test the system. The M/B might be shorted to the
case.
When I boot up my system, everything works fine, it sees my CPU and memory,
detects my hard drive, floppy drive and CD-ROM but locks up at "Verify DMI pool
data... ". Don't go any further. What should I do?
1. Clear CMOS battery. (JP5 connector, see Quick start guide for more info on how to
clear the CMOS).
2. If still has the problem, remove all other add-on cards except video card and floppy drive
see if it can boot from floppy. Then put peripherals in one by one to identify which one
cause the lockup.
3. Change the CPU.
During Boot-up, my computer says CMOS memory Checksum error. What is the
problem?
1. Clear CMOS memory.
2. Re-flash BIOS. Check on how to flash BIOS on the later part of this book.
3. Change the CMOS battery, the battery might be drained.
4. The BIOS chip might be failing.
5. This message will come up if the CMOS has been reset, try go to BIOS setup and load
setup defaults, save and exit.