LED Interpretation
555-233-143
6-8 Issue 1 May 2002
Table 6-2. Maintenance circuit pack LED interpretation
LED color State Level/Function Interpretation
Red flashing MAJOR Major alarm against a component in the same cabinet
(EPN for MAINT).
solid MAJOR Major alarm against a component in another cabinet.
solid MINOR Minor alarm against a component in another cabinet.
flashing MINOR Minor alarm against a component in the same cabinet.
Yellow flashing WARNING Warning alarm against a component in the same
cabinet.
solid WARNING Warning alarm against a component in another
cabinet.
Green on ACK Acknowledged; alarm has been reported.
Red on EMERGENCY
TRANSFER
Emergency transfer has been invoked. This occurs
upon power-up as well as during disabling failures.
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