SUPER MICRO Computer 6015TC-10G - Manual (Page 29)

Chapter 3: System Interface
3-3
Power
Indicates power is being supplied to the system's power supply unit. This LED should
normally be illuminated when the system is operating.
3-4 SATA Drive Carrier LEDs
Each SATA drive carrier has two LEDs.
Green:
•
When illuminated, the green LED on the front of the SATA drive carrier
indicates drive activity. A connection to the SATA backplane enables this LED
to blink on and off when that particular drive is being accessed.
Red:
•
There is no function associated with the red LED.