HP DL380z Gen8 Virtual Workstation - Manual (Page 21)

FBWC module LEDs (P420)
The FBWC module has three single-color LEDs (one amber and two green). The LEDs are duplicated
on the reverse side of the cache module to facilitate status viewing.
1 – Amber 2 - Green 3 - Green Interpretation
Off Off Off The cache module is not
powered.
Off Flashing 0.5 Hz Flashing 0.5 Hz The cache 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 cache module is
powering up, and the
capacitor pack is charging.
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.
FBWC module LEDs (P420) 15