This section contains FRUs that have LED indicators. Each listed assembly is shown with a
description of its LEDs. While LED indicators might indicate a failure, do not use them as a
starting point for a repair.
Table 1. List of CEC enclosure assemblies with LEDs
Assembly
Reference
Control panel
Figure 1
CEC enclosure fan LEDs
Figure 2
CEC enclosure disk drive LEDs
Figure 3
CEC enclosure LEDs, rear view
Figure 4
CEC enclosure, PCIe adapter slot LEDs
Figure 5
Power supply LEDs
Figure 6
CEC enclosure front LED indicators
Figure 1. Control panel LEDs
Table 2. Interpreting the LEDs on the CEC enclosure control panel
assembly
Index
LED Function
Color
LED Off
LED On
LED Flash
A
Power
Green
No power
Full power
Standby power1 (FSP function running)
B
Identify
Blue
Normal
Identify
N/A
C
System information
Amber
Normal
Requires attention
N/A
D
Enclosure fault roll-up light
Amber
Normal
Fault
N/A
Notes:
During CEC power-on, there is approximately a 30-second transition period between flashing to
solid when the LED might flash faster.
Figure 2. Fan LEDS
Table 3. Interpreting the CEC
enclosure enclosure fan LEDs
Index
LED Function
Color
LED Off
LED On
LED Flash
A
Fan power
Green
Standby
Normal
N/A
B
Fan fault
Amber
Normal
Fault
Identify
Figure 3. Front drive and service indicator locations
Table 4. Interpreting the CEC enclosure enclosure disk drive LEDs
Index
LED Function
Color
LED Off
LED On
LED Flash
Upper LED
Disk drive activity
Green
Not active
Activity
Activity
Lower LED
Disk drive fault / identify
Amber
Normal
Fault
Identify
CEC enclosure top LED indicators
Top LED indicators are used in specific CEC enclosure repair procedures. The LEDs are shown in
the affected procedures.
CEC enclosure rear LED indicators
Figure 4. CEC enclosure rear LEDs
Figure 5. PCIe adapter slot locations and LEDs (rear view) (Model A05)
Table 5. Interpreting the LEDs on the rear of the CEC
enclosure
Index
Figure
LED Function
Color
LED Off
LED On
LED Flash
1
Figure 4
CEC enclosure ID
Blue
Normal
N/A
Identify
2
Figure 4
System information / Attention
Amber
Normal
Attention
N/A
3
Figure 4
CEC enclosure fault
Amber
Normal
Fault
N/A
B
Figure 5
PCIe slot power (activity)
Green
Power off
Normal
N/A
C, D
Figure 5
PCIe slot error and identify
Amber
Normal
Error
Identify
N/A
N/A
Ethernet Link
Green
Not connected
Connected
N/A
N/A
N/A
Ethernet Tx/Rx
Green
Not active
Active
Active
Power supply LED indicators
Figure 6. Power supply locations and LEDs (Model A05)
Table 6. Interpreting the power supply LEDs
Index
LED Function
Color
LED Off
LED On
LED Flash
AC
Power supply input good
Green
No input
Input good
N/A
DC
Power supply DC good
Green
Standby off
On
Standby
!
Power supply error and identify
Amber
Normal
Fault
Identify