BIOS Setup

Security option:

“Setup”: Password prompt at BIOS Setup. Only authorized user may perform setup.

“System”: Password prompt at boot up. Only authorized user may boot up the computer.

Integrated Peripherals

Serial, Parallel, and other ports’ modes are defined by this setup. You may disable some devices to free IRQ when necessary.

Power Management

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IBM RT-686EX manual Integrated Peripherals, Power Management, Bios Setup Security option