 +_____________________________________________________________________
 ] AUTHOR:            ]                             ] DR:              ]
 ] PAUL TICE          ]    PASS PROGRAM NOTE        ]     104823       ]
 ]____________________]                             ]__________________]
 ] ORG/PHONE:         ] OPS NOTE (X)  USER NOTE ( ) ] DATE: 10/15/91   ]
 ] IBM/282-7297       ]      RELEASE NOTE( )        ]                  ]
 ]____________________]_____________________________]__________________]
 ] OI/FLIGHT EFFECTIVITY:        ]  USER AFFECTED:                     ]
 ]   OI-21 THRU OI-23            ]  CREW (X)  GROUND (X)  DUMP ONLY ( )]
 ]_______________________________]_____________________________________]
 ]        MAJOR SOFTWARE AREA:       ] OPS MODES AFFECTED:             ]
 ]SSW (X)  GNC ( )  VU (X)  SM/PL ( )]  ALL                            ]
 ]_____________________________________________________________________]
 ] SOFTWARE SUB-AREA: TCS, SACS, ANNUNCIATION                          ]
 ]_____________________________________________________________________]
 ] PRINCIPAL FUNCTIONS:  TCS, SACS                                     ]
 ]_____________________________________________________________________]
 ] TITLE:  FAULT MESSAGES FOR COMMAND DECODERS INCORRECT OR MISSING    ]
 ]_____________________________________________________________________]
 ] DESCRIPTION:                                                        ]
 ]                                                                     ]
 ]   IF TWO CONSECUTIVE I/O ERRORS ARE LOGGED DURING TCS OR SACS READS ]
 ]   FROM THE LM01 (AVAILABLE ON STS 50 AND OI22), LA01 OR LF01 MDM,   ]
 ]   THE ASSOCIATED FAULT MESSAGE WILL BE MISSING OR INCORRECT AS      ]
 ]   FOLLOWS:                                                          ]
 ]                                                                     ]
 ]   1. FOR LA01 AND LF01: IF THE GPCS ARE IN A MULTI-GPC CONFIGURA-   ]
 ]      TION WHEN THE I/O ERRORS ARE LOGGED, THE FAULT MESSAGE ASSO-   ]
 ]      CIATED WITH THE LA01 OR LF01 I/O ERRORS WILL NOT BE ANNUNCI-   ]
 ]      ATED.  IF A SINGLE GPC CONFIGURATION IS BEING UTILIZED, THE    ]
 ]      CORRECT FAULT MESSAGE WILL BE ANNUNCIATED.                     ]
 ]                                                                     ]
 ]   2. FOR LM01: AS ABOVE, THE FAULT MESSAGE WILL ONLY BE ANNUNCIATED ]
 ]      IN A SINGLE GPC CONFIGURATION.  HOWEVER, THE MINOR TEXT OF     ]
 ]      THE FAULT MESSAGE WILL INCORRECTLY INDICATE A PROBLEM WITH     ]
 ]      THE LF01 MDM, I.E., "I/O ERROR LF01".                          ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]USER RESPONSE:                                                       ]
 ]                                                                     ]
 ]      BE AWARE OF THESE INCONSISTENCIES IN THE ANNUNCIATION OF THE   ]
 ]      FAULT MESSAGES FOR THE COMMAND DECODERS.                       ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]CONCURRENCE:                           ]APPROVAL:                    ]
 ]IBM: PATTI A. THORNTON    DATE 01/21/92]                             ]
 ]    --------------------      ---------]                             ]
 ]FDSD:  ROBERT N. HINSON   DATE 01/23/92]                             ]
 ]     -------------------      ---------] DARRELL E. STAMPER 04/07/92 ]
 ]PF MGR:ELIZABETH FOUNTAIN DATE 01/23/92]------------------- -------- ]
 ]       ------------------     ---------] CHAIRMAN, SASCB      DATE   ]
 ]_______________________________________]_____________________________]
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