Table Notes:
* When using the computer with AC power, a low temperature down to -29 °C (-20°F) and
the temperature range for MIL-STD-810 are supported. When using the computer with only
battery power in a temperature down to -21 °C (-6 °F), it is advised that the system be
booted in a warm environment, if possible, before being taken into an extreme cold
environment for work.
** Drop test results vary with different computer configurations and also vary if optional
accessories are attached.
Button Functions on Special Occasions
On “POST/BIOS Setup/Non-ACPI” occasions, the four hardware buttons provide
keyboard key functions as described below.