HP Integrity rx4640 Server - Manual (Page 31)

Diagnosing array problems 31
LED ID Color LED name and interpretation
8 Amber CR11: Battery Status LED. For interpretation, refer to Cache module LEDs
(on page 31 ).
9 Green CR10: Battery Charging LED. For interpretation, refer to Cache module
LEDs (on page 31 ).
Controller CPU activity level Item 6 status Item 7 status
0–25% Off Blinking
25–50% Blinking Off
50–75% On steadily Off
75–100% On steadily On steadily
Cache module LEDs
Item 1
(amber LED) Item 2 (green
LED) Interpretation
-- Steady glow The cache batteries are being charged.
-- 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.