Chapter 2: Hardware Components
2-5
2-5 LED Indicators
Active LED
The Active LED at LED1 indicates there is activity with the SAS ports. When the
LED is green, there is activity with the SAS ports.
Active LED Indicator
LED Color Denition
Off No Activity
Green SAS Port Activity
Host HB LED
The Host Heartbeat LED at LED2 shows the rmware heartbeat information. When
this LED is green, there is activity with the rmware heartbeat.
Host HB LED Indicator
LED Color Denition
Off No Activity
Green Heartbeat Activity
Fail LED
The Fail LED at LED3 shows the rmware fault handling. When this LED is red,
there is a failure with the rmware.
Fail LED Indicator
LED Color Denition
Off No Activity
Red Firmware Fail