Why the computer failed to boot after the CPU was upgraded

Q: My computer used to be the AMD Duron 750MHz CPU, ASUS A7V133-C Motherboard, the CPU has recently been replaced by AMD ATHLON XP 1500+, power supply after the computer could not be lit, and then reset Reset key, and then the motherboard self-test to AMD ATHLON 1500+ CPU, then you can enter Windows 98, exit the system reboot computer into the CMOS settings, found that the CPU speed to 1000MHz, then 1330MHz, CPU FSB and DRAM will also become 133MHz, choose Save & Exit Save and restart the computer, the motherboard is constantly issued alarm sound, the monitor is also black screen, repeated restart is still the case. Excuse me, what's going on here? Please help me to solve this problem.

A: Please check your A7V133-C motherboard hardware version number, a7v133-c on the motherboard should be printed next to the rev1.xx form of marking, if it is higher than 1.05, you can refresh the BIOS to 1007来 support AMD ATHLON XP series of processors.