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Table 2. Storage server indicator lights
Indicator light
Color
Power
Green
Power supply
Amber
fault
Storage server
Amber
fan fault
Controller fault
Amber
Fast write
Green
cache
1
Always use the storage-management software to identify the failure.
there is data in cache and blinks during a fast write operation.
RAID controller indicator lights
Each RAID controller has ten indicator lights: one power, one fault, and eight status
lights, as shown in Figure 24 on page 24.
Normal
Problem
operation
indicator
On
Off
Off
On
Off
On
Off
On
Steady or
Software
2
blinking
dependent
Possible conditions indicated by the
problem indicator
v No power to FAStT700 Storage Server
v Power supply cables are loose or the
switches are off
v Both power supplies have failed, are
missing, or are not fully seated in FAStT700
Storage Server
v Overtemperature condition
v One of the redundant power supplies has
failed or the power supply is turned off,
disconnected, or is not fully seated in the
FAStT700 Storage Server
v Overtemperature condition
v
If both power supplies have failed, are
turned off, or disconnected (all of the
indicator lights will not be lit)
v Storage server fan has failed
v Fan and communications module is missing,
unplugged, or has failed
v Storage server fan circuitry failure
v Overtemperature condition
v RAID controller is restarting
v RAID controller has failed
v One or more controller memory modules
have failed
During normal operation, the indicator light is
1
not lit in the following conditions:
v RAID controller cache is not enabled
v Battery is not ready
2
The fast write cache indicator light is on when
Chapter 2. Operating the FAStT700 Storage Server
1
23
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