Owners Manual

Table 10. LEDs: Rear panel Cache Status (continued)
Status Action
Cache status LED blinks at a 1:1 rate - 2 Hz, and the
controller does not boot.
You may need to replace the controller module.
Cache status LED blinks at a 1:1 rate - 1 Hz, and the
controller boots.
The system is in self-refresh mode. If the problem persists, replace the
controller module.
Transporting cache
To preserve the existing data stored in the CompactFlash, you must transport the CompactFlash from the failed controller to a
replacement controller. Failure to transport the CompactFlash will result in loss of data stored in the cache module.
CAUTION: Remove the controller module only after the copy process has completed, which is indicated by the
Cache Status LED being off, or blinking on 1:10 rate.
30 Storage system hardware