Removing & Reinstalling CMOS Battery on a Tower (BCDT6). https://www.bcdvideo.com/
Your CMOS battery is going to be located right here. To remove the battery, use a pry bar to force it out. You're going to locate the yellow button near the CMOS battery. You're going to press the CMOS button for five to ten seconds to discharge the system. Reinstall your CMOS battery.
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