G10 Hardware Maintenance Guide 7.13.2 78
4
Storage Subsystem
Rev. 002-140228
Front Panel LEDs
Table 4.1 describes the LEDs for these enclosures.
Table 4.1 - Disk Enclosure LEDs
LED Description Definition
1 Enclosure ID This indicator enables you to correlate the enclosure with logical views
p
r
esented by management software. The sequential enclosure ID
numbering of controller enclosures begins with the integer 0. The
enclosure ID for an attached drive enclosure is nonzero. When the LED is
Green, it is ON.
2 Power/Activity/Fault This LED displays GREEN or YELLOW, depending on the following
st
ates:
GREEN ON—the drive module is operating normally.
GREEN BLINKING—the drive module is active and processing I/O or
is performing a media scan.
GREEN OFF—if neither green nor yellow, the drive module is not
powered on.
YELLOW ON—the drive has experienced a fault or has failed. The
vdisk is initializing or rebuilding or the vdisk is down.
YELLOW BLINKING—physically identifies the drive module.
YELLOW OFF—if neither green nor yellow, the drive module is not
powered on.
3 OK to Remove This LED displays BLUE in the following states:
ON—the drive module has been removed from any active virtual disk,
spun down, and prepared for removal.
OFF—the drive module is not prepared for removal.
4 Unit Identification
(UID)
This LED displays the color WHITE. Valid options are:
BLINKING—enclosure is identified.
OFF—normal operation.
5 Fault/Service
Require
d ID
This LED displays the color AMBER. Valid options are:
ON—an enclosure-level fault condition exists. The event has been
acknowledged but the problem needs attention.
OFF—no fault condition exists.
6 FRU OK—Heartbeat This LED displays the color GREEN. Valid options are:
ON—the enclosure is powered on with at least one power supply
operating normally.
OFF—both power supplies are off; the system is powered off.
7 Temperature Fault Valid options are:
GREEN ON—the enclosure temperature is normal.
YELLOW ON—the enclosure temperature is above threshold.
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