American Megatrends MAN-758 - Manual (Page 89)

Chapter 4 Deleting a Password 85
A Specifications
Engineering Specifications
Temperature Ranges The following values are ambient temperatures inside the computer case.
The board temperatures reflect the dual Pentium II CPU Heat dissipation
requirements because they will be the hottest motherboard components.
Temperature specifications vary with the CPU frequency.
Frequency Heat
Sink
Airflow
over CPU
Airflow
over other
component
s
Temperatur
e Range
120, 133, 150, 166,
180, 200, 210, 233,
240, 266 MHz or
higher speeds YES 200 feet
per
minute
Not critical 0
°
through
50
°
C.
ambient
You must make sure that there is adequate air flow over the CPU inside the
case.
Humidity The recommended humidity range for operation of the motherboard is 20% to
80% non-condensing.