14
Hardware Installation Guide for Cisco UCS E-Series Servers
OL-26447-03
Understanding the E-Series Server LED State
The following table lists the double-wide E-Series Server LEDs and describes the LED colors and state.
Table 9
Double-Wide E-Series Server LEDs
LED
Color
Indicates
M0
1
Off
No memory is installed in this socket.
Green
Memory M0 is installed.
Amber
Memory M0 is installed, but fault is detected.
M1
2
Off
No memory installed in this socket.
Green
Memory M1 is installed.
Amber
Memory M1 is installed, but fault is detected.
M2
3
Off
No memory is installed in this socket.
Green
Memory M2 is installed.
Amber
Memory M2 is installed, but fault is detected.
HOT
Green
Temperature is in range.
Amber
High temperature is detected on the CPU, power supply,
or other internal sensors.
D0A
Green
Status of the hard drive activity. Can be one of the
following:
• Steady—Hard drive is present.
• Blinking—Activity.
• Off—Inactive or there is no power supplied to the CPU.
D0F
Amber
Fault is detected on the hard drive.
D1A
Green
Status of the hard drive activity. Can be one of the
following:
• Steady—Hard drive is present.
• Blinking—Active.
• Off—Inactive or there is no power supplied to the CPU.
D1F
Amber
Fault is detected on the hard drive.
D2A
Green
If an optional hard drive is present, the status of the hard
drive activity can be one of the following:
•
Steady—Hard drive is present.
•
Blinking—Active.
•
Off—Inactive or there is no power supplied to the
CPU.
If there is a PCIe card installed, the LED is steady green.
D2F
Amber
Fault is detected on the hard drive.
ACT
Green
Blinks when the processor is active.
STS
Green
Operation is normal.
Amber
Fault is detected on the processor.
IMC
Green
Blinks when the CIMC is operating normally.
