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Computer Help and Support

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bucolic_frolic

(48,394 posts)
Sat Dec 18, 2021, 09:16 AM Dec 2021

Replace CMOS battery [View all]

When the lithium battery is replaced, it resets the BIOS? That's a potential nightmare. Is there a way to maintain power while replacing the battery? Such as a battery jumper while the old one is popped out and replaced? I'm sure you can't just leave the system running, it would be susceptible to surges and static.

Asking because this HP has been a bear. I replaced the mobo early on after a BIOS upgrade. I think they used 2 BIOS for the mobo which were differentiated by CPU level. I upgraded to the higher BIOS and it locked everything. Probably tossed a perfectly good mobo that would have accepted the higher speed CPU. I surely do not want to install BIOS updates again, but I need to replace the battery very soon.

Thanks

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Replace CMOS battery [View all] bucolic_frolic Dec 2021 OP
You tube may have some help. pwb Dec 2021 #1
I don't think it does canetoad Dec 2021 #2
Its easy LPBBEAR Feb 2022 #3
Thanks, yes I did replace it no hitches bucolic_frolic Feb 2022 #4
Latest Discussions»Help & Search»Computer Help and Support»Replace CMOS battery»Reply #0