HP ProLiant Smart Array E200 User's Guide download pdf (Page 31)

Diagnosing array problems 31

Idle task LED

status

Gas pedal LED

status

Controller CPU activity level

Blinking Off 0–25%

Off Blinking 25–50%

Off On steadily 50–75%

On steadily On steadily 75–100%

Battery pack LEDs

Only the cache upgrade module has a battery pack. The LEDs for the battery pack are viewable on the

cache board.

Item 1

(amber LED)

Item 2 (green

LED)

Interpretation

— Steady glow

The cache batteries are being charged. (The

charging process takes less than three hours.)

— Fast blink

The cache microcontroller is waiting for the host

controller to communicate.

Steady glow — One of the following situations is occurring:

• There is a short circuit across the battery

terminals or within the battery pack.

• The host controller is updating the cache

microcontroller firmware.

Fast blink —

There is an open circuit across the battery

terminals or within the battery pack.

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HP ProLiant Smart Array E200 User's Guide Page 31