Answer :
One can clear the NVRAM by moving the PSWD jumper to the RTCRST pins in the following scenarios:
- When the computer system is on for 10 seconds
- When the jumper is set to the closed position
What is a jumper ?
A jumper (usually found on early days computers) is used when the computer needs to close an electrical circuit
The NVRAM which means a non-volatile random-access memory can be reset or clear when the computer system is on for 10 seconds and when the jumper is set to the closed position
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