ADLINK Express-BASE6 - Manual (Page 37)

Page 37 Express-BASE6 User’s Manual
8.3 POST & Indicator LEDs
An LPC based POST display is added
for debugging. The two LEDs shows the
actual POST data.
A row of mini LEDs to the left of the POST
display indicates the following:
LED1 5Vsb: ATX power attached on
standby or active
LED3 PWR: Indicates power on
LED20 HDD: Indicates hard drive activity
LED23 S3: Indicates S3 status
8.4 Digital I/O LEDs
LED12 - LED19 are indicators for the Digital
I/O connector CN41. When the I/O signal is
high, the LED will light. The I/O 0 signal
corresponds to LED19, and the I/O 7 signal
corresponds to LED12.