Sun Microsystems Netra 1290, Administration Manual

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44 Netra 1290 Server System Administration Guide • May 2006
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Might cause the hardware to pause while software analyzes and records the event
error.
■
Determines whether or not the error is recoverable and if the system needs to be
reset.
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When possible, causes the faulty FRU to provide an LED indication of a fault in
addition to populating the system console messages with further details.
■
Determines if dynamic deconfiguration and reconfiguration is applicable.
If the system cannot diagnose the problem, see the following sections for
troubleshooting information.
Power Distribution
▼
To Troubleshoot the Power Distribution System
1. Ensure that all cabling is properly connected.
2. Check that switch positions are correct on all involved FRUs.
3. Check that the LEDs on the involved FRUs are as indicated in the following
sections.
Normal Operation
The LED status of all FRUs in a properly operating Netra 1290 server is described in
TABLE 4-1
.
TABLE 4-1
FRU LED Status
FRU LED Status in Standby Mode LED Status After Power On
Power supplies Green Power LEDs blinking
All other LEDs off Power LEDs green
All other LEDs off
System boards IB_SSC Power LED green
All other LEDs off Power LEDs green
All other LEDs off
Main fans and fan tray Fan tray Power LED green
All other LEDs off Fan tray Power LED green
All other LEDs off
IB fans All LEDs off All LEDs off
Hard drives All LEDs off Power LEDs green
All other LEDs off