Silicon Graphics TP9400 RAID Owner's Manual page 61

Component Indicator Light
Loop Good Indicator Green
Fan/Communications Fan/Comm Fault
Canister Indicator
100 BT Indicator
Module Link
Indicator
GBIC Interface Interface Fault
Minihub Canisters Indicator
(Drive-side)
Bypass Indicator
007-4304-003
Table 3-2 (continued)
Color
Amber Off
Green
Green
Amber Off
Amber Off
Checking the Controller Enclosure Indicator Lights
1 GB Interface Controller Rear Indicator Lights (GBIC)
Normal Problem
Operation Indicator
On Off
On
N/A N/A
N/A N/A
On
On
Condition Indicated a
Host loop is not operational; faulty device
may be connected to minihub; minihub
failure; controller failure; power failure.
If a host-side minihub is not connected to a
controller, the green light will always be off
and the Fault light will always be on.
Fan/communications canister has failed or
is installed incorrectly.
When lit, controller is operating at 100BT.
When off, the controller is running at 10BT.
When off, module link light should be on. If
both are off, there is a communication fault.
Note: This light can disabled in the
NVSRAM settings.
When lit, controller is operating at 10BT.
When not lit and 100 BT indicator is lit, the
controller is running at 100BT. If both are
off, there is a communication fault.
Note: This light can disabled in the
NVSRAM settings.
Minihub has failed.
If a drive-side minihub is not connected to
a controller, this fault light will always be
on.
Minihub has failed; loose, missing, or
damaged cables.
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