Hardikar@yahoo wrote: >snip >The MB is socket7 TxPro(PC82C 439Tx) chipset. BIOS AMI >51-0505-001437-00111111-071595-M1531/43-001_10_TX_PRO_0. I understand that >this is a PCChips M560 MB. I do not see any battery in the board that can be >replaced.I have tried the BIOS reset jumpers in the MB to reset the BIOS but >it did not help. snip< Go to http://486.host.sk/tables.htm (be warned It Is slooooooooooooowwwwwwww) & you'll see all specs for your MOBO. Change that "Dallas Modium"- that's your CMOS battery. It's rectangular in shape & should read "Dallas" on it. Situated perpendicularly in front of the 4 PCI slots. BW, Tomas Santos [log in to unmask] I destroy my enemy by making him my friend... __________________________________________________________ Get your FREE personalized e-mail at http://www.canada.com The NOSPIN Group is now offering Free PC Tech support at our newest website: http://freepctech.com