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9
System Components
Chapter 2
Embedded and Industrial Computing
Front Components
Component
Description
Pin Definition Reference
F1 Power Button with dual LED
ATX Power-on button with LEDs:
Standby mode in Red; Power-on mode
in Green
F2 HDD (Yellow) and
Power LED (Green)
HDD
Blinking: data access activities
•
Off: no data access activities
•
Power
On: The computer is on.
•
Off: The computer is off .
•
F3 Four USB 2.0 Ports
An USB type A connector. In addi-
•
tion to this connector, an internal
pin header is also provided.
USB1, USB2 on Page 18
F4 Reset
Reset switch
RST1 on page 20
F1
F2
F3
F4