Appendix B Temperature And Power Considerations - American Megatrends Enterprise-III User Manual

Appendix B
Temperature and Power Considerations
Temperature Ranges
The values in the following table are ambient temperatures inside the computer case. The board
temperatures reflect the 80486 CPU Heat dissipation requirements because it is the hottest component.
Temperature specifications vary with the CPU frequency.
Humidity
The recommended humidity range for operation of the American Megatrends Enterprise-III EISA VL-Bus
motherboard is 20% to 80% non-condensing.
120
Frequency Heat
Sink
20 or 25 MHz NO
33 MHz NO
50 MHz YES
Airflow over Airflow over
CPU other
components
400 feet per Not critical
minute
400 feet per Not critical
minute
200 feet per Not critical
minute
Temperature
Range
0 through 47 C.
0 through 36 C.
0 through 50 C.