Hot-plug fans (6-fan configuration) – HP ProLiant DL380 G5 Server User Manual

Page 20

Component identification 20

LED3 pattern

LED4 pattern

Interpretation

—

One blink per
second

The battery pack is below the minimum charge level and is being
charged. Features that require a battery (such as write cache,

capacity expansion, stripe size migration, and RAID migration) are
temporarily unavailable until charging is complete. The recharge

process takes between 15 minutes and two hours, depending on the

initial capacity of the battery.

—

Steady glow

The battery pack is fully charged, and posted write data is stored in

the cache.

—

Off

The battery pack is fully charged, and there is no posted write data
in the cache.

One blink per
second

An alternating green and amber blink pattern indicates that the
cache microcontroller is executing from within its boot loader and

receiving new flash code from the host controller.

Steady glow

—

There is a short circuit across the battery terminals or within the
battery pack. BBWC features are disabled until the battery pack is

replaced. The life expectancy of a battery pack is typically more
than three years.

One blink per

second

—

There is an open circuit across the battery terminals or within the

battery pack. BBWC features are disabled until the battery pack is
replaced. The life expectancy of a battery pack is typically more

than three years.

Hot-plug fans (6-fan configuration)

For server models that support six fans, the fan configuration operates in redundant mode when all six

fans are installed.