Seagate ST3390N Guia de Instalação Página 454

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C-14 Enhanced MMP40 (or MMP40) troubleshooting flowcharts
Flowcharts (continued)
Standard 1.0 Modular Option EC Installation and Maintenance Guide November 1999
AA—LED stuck at “.4”
BB—LED stuck at “.5” (prime node)
CC—LED stuck at “.5” (non-prime node)
DD—LED stuck at “.6”, “.8”, or “.9” (non-prime node)
Possible causes Recovery action
Ctrl-B or the BREAK key was pressed, or
terminal was powered up during startup
sequence.
Reset or power up the node again.
A peripheral card such as a VP or Utility card on
the same node is faulty.
Replace the faulty card.
The Enhanced MMP40 (or MMP40) card may
be faulty.
Record the messages on the screen. Replace
the Enhanced MMP40 (or MMP40) card.
Possible causes Recovery action
Ctrl-B or the BREAK key was pressed, or the
terminal was powered up during the startup
sequence.
Reset or power up the node again.
Enhanced MMP40 (or MMP40) card may be
faulty.
Record the messages on the screen. Replace
the Enhanced MMP40 (or MMP40) card.
Possible causes Recovery action
Ctrl-B or the BREAK key was pressed, or the
terminal was powered up during the startup
sequence.
Reset or power up the node again.
No bus clocks. Check that the utility card is installed.
The prime node powered off or the prime node
CPU is absent.
Install/power up the prime node.
Enhanced MMP40 (or MMP40) card may be
faulty.
Record the messages on the screen. Replace
the Enhanced MMP40 (or MMP40) card.
Possible causes Recovery action
The prime node Enhanced MMP40 (or MMP40)
may be faulty.
Record the LED state and any SEERs. Replace
the prime node Enhanced MMP40 (or MMP40).
The Enhanced MMP40 (or MMP40) card on
non-prime node may be faulty.
Record the LED state and any SEERs. Replace
the non-prime node Enhanced MMP40 (or
MMP40).
The utility card may be faulty. Replace the faulty card.
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