Chapter 4: BIOS Interrupt This setting allows you to select the IRQ (interrupt request) for Serial Port B. The options are IRQ3 and IRQ4. Serial Port C This setting allows you to decide how the system controls Serial Port C. The options are Enabled (user defined), Disabled, Auto (BIOS controlled) and OS Controlled. Base I/O Address This setting allows you to select the base I/O address for Serial Port C. The options are 220 and 238. Interrupt This setting allows you to select the IRQ (interrupt request) for Serial Port B. The options are IRQ5 and IRQ10. Serial Port D This setting allows you to decide how the system controls Serial Port C.
The options are Enabled (user defined), Disabled, Auto (BIOS controlled) and OS Controlled. Base I/O Address This setting allows you to select the base I/O address for Serial Port C. The options are 220 and 238. Interrupt This setting allows you to select the IRQ (interrupt request) for Serial Port B. The options are IRQ5 and IRQ10. Hardware Monitoring CPU Overheat Alarm This option allows the user to select the CPU Overheat Alarm setting which determines when the CPU OH alarm will be activated to provide warning of possible CPU overheat. Warning : Any temperature that exceeds the CPU threshold temperature predefined by the CPU manufacturer may result in CPU overheat or system instability.
When the CPU temperature reaches this predefined threshold, the CPU and system cooling fans will run at full speed. ! The options are: The Default Alarm Setting : Select this setting if you want the CPU overheat alarm (including the LED and the buzzer) to be triggered when the CPU temperature reaches about 5 o C above the threshold temperature as predefined by the CPU 4-17