1. MLED?
Message LED (2-pin MLED)
This 2-pin connector is for the message LED cable that connects to the front
message LED. The message LED is controlled by Hardware monitor to indicate
an abnormal event occurance.
2. NMIBTN?
=> reserved
3. CATTERR_LED1?
CATT Error LED (CATERR_LED1)
Indicates that the system has experienced a fatal catastrophic error and
cannot contiunue to operate.
4. ERR_CPU1?
CPU Warning LED (ERR_CPU1)
The CPU warning LED light up to indicate empending failure of the CPU.