My p4 motherboard powers on without the cmos battery but does boot Tags: CPUs Battery Boot Motherboards CMOS Last response: January 11, 2010 11:32 AM in CPUs Share Anonymous a b à CPUs a b V Motherboard January 11, 2010 11:26:53 AM my p4 motherboard powers on without the cmos battery but does boot More about : motherboard powers cmos battery boot o1die a c 159 à CPUs a c 435 V Motherboard January 11, 2010 11:32:57 AM Replace the cmos battery while the system is off; then it should reboot. If it's round, then it's probably a cr2032 battery, available at target or walmart in the watch or hearing battery rack for around $2. m 0 l Can't find your answer ? Ask ! Publish Related resources mobo gives display without cmos battery but does not give with cmos battery Forum Acer Aspire 7741 wont boot without resetting CMOS battery Forum MSI Motherboard boot/CMOS Battery issues? Forum GA-B75M-D3V Does NOT boot after taking out the CMOS Battery. Forum Boot without CMOS battery? Forum Solvedfirst boot after build does it safe to connect to the internet to download motherboard updates without to have antivirus prog? Forum HP DV6 Laptop Motherboard won't receive power with or without battery Forum More resources Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !