HP ProLiant DL380 Server - Manual (Page 19)

Component identification 19
1 - Amber 2 - Green 3 - Green Interpretation
Off Off Flashing 1 Hz The cache module is idle, and the capacitor pack is
charging.
Off Off On The cache module is idle, and the capacitor pack is
charged.
Off On On The cache 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 may 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 cache module microcontroller has failed.
Hot-plug fans
CAUTION: To avoid damage to server components, fan blanks must be installed in fan bays 1
and 2 in a single-processor configuration.
The only two valid fan configurations are listed in the following table.
Configuration Fan bay 1 Fan bay 2 Fan bay 3 Fan bay 4 Fan bay 5 Fan bay 6
1 processor Fan blank Fan blank Fan Fan Fan Fan
2 processors Fan Fan Fan Fan Fan Fan