Problem Battery BIOS K7SEM

[wknigth]

I have problem when changed battery BIOS K7SEM. After i replace with new battery n turn on the CPU, in monitor screen showe two warning BATTERY CMOS LOW, BATTERY CMOS SIZE WRONG.I was try changing with another battery(Type it's same) but it's still dosn't works. Maybe you can give me the best solve for my problem.THANKS