During a routine inventory, you located an old computer that hasn’t been utilized in quite a long time. During testing you discover that the CMOS battery is dead. Which of the following is an indicator of this?
The CMOS battery allows the system to retain its BIOS settings when no power is connected. If no power is connected and the battery reaches end of life all BIOS settings will be lost resulting in inaccurate system date/time.
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What is a CMOS battery and why is it important?
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How can I tell if the CMOS battery needs replacing?
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What are the consequences of a dead CMOS battery on a computer's performance?