ML17266A221

LER 80-022/03L-0:on 800520,digital Data Processing Sys Malfunctioned During Power Operation.Caused by Computer Programing Error.Sys Repaired & Returned to Svc.Program Will Be Revised to Correct Software Problem

ML17266A221
Person / Time
Site:	Saint Lucie
Issue date:	06/20/1980
From:	Schoppman M FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML17208A761	List: ML17208A760 ML17266A221
References
LER-80-022-03L, LER-80-22-3L, NUDOCS 8007010491
Download: ML17266A221 (2)

Text

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EVENT OFSCAIPTION AiVO P9OSASL= CONScCUENCSS GO

~0"- lJ NG POLAR OPEiJTION TilE DIGITAL DATA PPOCESSING SYSTEM DDPS .

~03 QALFUNCTXONED. TilIS RESULTED XN LOSS OF CEA BACK-UP POSXTION INDICATION~

P . I d, ilAS INITIATED. THE DDPS <lAS RFPAXRED

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ELGUSS'0 44 11 COLISOIIENT

'IANUFACTVAER 47 DURING THE REFUEI.ING A REDUNDANT DDPS CO~iPUTER HAS INSTALLIiD AND THE PRO.

GRAM SOF. RARE h'AS YIODIFXED ACCORDI'NGLY. DURING THE ABOVE EVENT BOTil C M, S 1'@RE ST D E TO A SOFTWARE ERROR. THE DDPS VENDOR IS PRESENTLY Et ALUATXNG THE l'lODIFIED SOFTtlARE TO LOCATE THE PROGRAMING ERROR. THE PROG144>f r4ILL BE REVISED TO CORRECT THE PROBLEH 5 9 FACILITY SiAiVS

~iSLPiPCwER OTIIEA STATVS

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(805) 552-3802 8 00'F0 3 off i

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