Chapter 8: Troubleshooting
227
See page 189 for more information about field-replaceable components.
See page 234 for a discussion of critical and offline logical drives.
LEDs
State
Dark
Steady
Green
Flashing
Green
Amber
Red
Power
System Off
Normal
n/a
n/a
n/a
FRU*
System Off
Normal
n/a
Fan or
Battery
Problem
Fan or
Battery
Failed
Logical
Drive
System Off
Normal
n/a
Logical
Drive Critical
Logical
Drive Offline
SCSI-1
SCSI-2
No
Connection
n/a
Activity
n/a
n/a
Controller
System Off
n/a
Normal**
n/a
n/a
* Field Replacement Unit. “n/a” means this state does not apply to this LED.
** Five green blinks, one per second; dark 10 seconds; five green blinks.