BIOS Setup 3-233.4. PC Health MenuCPU Shutdown Temperature:Once the system or CPU temperature exceeds the temperature specified, the CPU willshutdown automatically to avoid damaging. This function only works for an ACPI OSsuch as Windows 98/ Windows 2000 with ACPI activated. The options are Disabled,70°C/158°F, 75°C/167°F, 80°C/176°F, and 85°C/185°F. The default setting is85°C/185°F.NOTE: This item is enabled only for 604-pin CPU. For 603-pin CPU, the CPU willbe auto detected and this item will be disappeared.CPU Warning TemperatureThis item lets you select the temperature at which you want the system to send out awarning message to the PC speakers of when the temperature goes beyond either limit.You can select the temperatures you want. The options are Disabled, 50°C/122°F,53°C/127°F, 56°C/133°F, 60°C/140°F, 63°C/145°F, 66°C/151°F, and 70°C/158°F.The default setting is 70°C/158°F。NOTE: This item is enabled only for 604-pin CPU. For 603-pin CPU, the CPU willbe auto detected and this item will be disappeared.User’s Manual