Dell EqualLogic PS Series 하드웨어 유지 관리 - 페이지 11
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PS5000 Hardware Maintenance
Table 1-1: Operations Panel LED Descriptions (Continued)
Operations LED
Warning condition
(lower left)
Error condition (lower
right)
Color
Description
Off
No power or normal condition.
Flashing
One or more of the following has occurred:
orange
•
RAID set is degraded but still functioning.
•
RAID set (volume level) has lost blocks.
•
Component temperature is near a limit.
•
Fan failed or fan RPMs exceed limit.
•
Power supply is not installed or has no power.
•
Only one control module installed or control
module has failed over.
•
Control module has insufficient RAM.
•
Syncing active and secondary control modules.
•
No communication between control modules.
•
Installed spare disk does not have enough
capacity to replace a disk in a RAID set.
•
A non-critical hardware component failed.
•
Real-time clock battery is low.
Off
No power or normal condition.
Flashing
One or more of the following has occurred:
orange
•
RAID is not functioning.
•
Lost block table is full.
•
Temperature exceeds upper or lower limit.
•
Control module cache has lost data.
•
A cooling module is not installed.
•
Both fans on a cooling module have failed.
•
Cache battery has less than 72 hours charge or
temperature is too high to charge battery.
•
NVRAM coin cell battery failed.
•
Cache contains data that does not belong to any
of the installed disks.
•
More than one valid RAID set exists in array.
•
Control modules are different models.
•
A critical hardware component has failed.
•
Operations panel failed or not installed.
•
Storage enclosure processor that monitors
array components has experienced a failure.
Basic Array Information
1–3