Idle task LED

Gas pedal LED

Controller CPU activity level

status

status

 

 

 

 

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

Item 2 (green

Interpretation

(amber LED)

LED)

 

 

 

 

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.

 

 

 

Diagnosing array problems 31

Page 31
Image 31
HP E200 manual Battery pack LEDs, Led