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Component identification 73
B120i module
The FBWC module has three LEDs (one amber and two green).
1 - Amber
2 - Green
3 - Green
Interpretation
Off
Off
Off
The FBWC module is not powered.
Off
Flashing 0.5 Hz Flashing 0.5 Hz The FBWC microcontroller is executing from within its
boot loader and receiving new flash code from the host
controller.
Off
Flashing 1 Hz
Flashing 1 Hz
The FBWC module is powering up, and the capacitor
pack is charging.
Off
Off
Flashing 1 Hz
The FBWC module is idle, and the capacitor pack is
charging.
Off
Off
On
The FBWC module is idle, and the capacitor pack is
charged.
Off
On
On
The FBWC module is idle, the capacitor pack is
charged, and the cache contains data that has not yet
been written to the drives.
Off
Flashing 1 Hz
Off
A backup is in progress.
Off
On
Off
The current backup is complete with no errors.
Flashing 1 Hz
Flashing 1 Hz
Off
The current backup failed, and data has been lost.
Flashing 1 Hz
Flashing 1 Hz
On
A power error occurred during the previous or current
boot. Data might be corrupt.
Flashing 1 Hz
On
Off
An overtemperature condition exists.
Flashing 2 Hz
Flashing 2 Hz
Off
The capacitor pack is not attached.
Flashing 2 Hz
Flashing 2 Hz
On
The capacitor has been charging for 10 minutes, but
has not reached sufficient charge to perform a full
backup.
On
On
Off
The current backup is complete, but power
fluctuations occurred during the backup.
On
On
On
The FBWC module microcontroller has failed.
HPE SmartDrive LED definitions
HPE SmartDrives are the latest Hewlett Packard Enterprise drive technology, and they are supported
beginning with ProLiant Gen8 servers and server blades. The SmartDrive is not supported on earlier
generation servers and server blades. Identify a SmartDrive by its carrier, shown in the following
illustration.