User`s manual

Functional Description 33
cPCI-3920
FWH Flash Memory
For simple BIOS updating a standard onboard 16 Mbit Firmware
Hub device is used. The FWH stores both the system BIOS and
graphics BIOS. It can be updated as new versions of the BIOS
become available.
LED Functions
There are three LEDs on the front panel, below table shows the
function of LEDs.
Table 3-3: LED Function Descriptions
Name Color Status Function description
HOT Red
BLINK
CPU reaches or exceeds max.
operating temperature
OFF
CPU below max. operating
temperature
WDT Yellow
ON WDT function enable
OFF WDT function disable
PWR Green
ON Power on
OFF Power off