HP ProLiant DL160 Gen8 Server - Manual (Page 14)

Component identification 14
1 - Amber 2 - Green 3 - Green Interpretation
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 cache module microcontroller has failed.
Fan modules
• One-processor configuration
When only one processor is installed, for proper cooling, make sure the fan blanks are installed in fan
positions 1, 2, and 5.
• Two-processor configuration