 +_____________________________________________________________________
 ] AUTHOR:            ]     RECONFIGURATION         ] DR:              ]
 ] K. E. GREEN        ]       PROGRAM NOTE          ]     104466       ]
 ]____________________]                             ]__________________]
 ] ORG/PHONE:         ] OPS NOTE ( )  USER NOTE (X) ] DATE:            ]
 ] DP2/483-4226       ]      RELEASE NOTE( )        ]    09/11/90      ]
 ]____________________]_____________________________]__________________]
 ] OI/FLIGHT EFFECTIVITY:        ]  USER AFFECTED:                     ]
 ] OI8D/41RC1,41FL1,38RC1,38FL1, ]  CREW (X)  GROUND (X)  DUMP ONLY ( )]
 ]      37RC1,37FL1,             ]                                     ]
 ]      40RC1,40FL1,40FL2        ]                                     ]
 ] OI8F/39RC1,37FL2,42RC1        ]                                     ]
 ] OI20/43RC1                    ]                                     ]
 ]_______________________________]_____________________________________]
 ] MAJOR SOFTWARE AREA:    PASS( ) BFS( )] OPS MODES AFFECTED:         ]
 ] SSME**( ) DEU**( ) T&G( ) DFL/FPL**( )] S2, S4                      ]
 ] TFL**( ) TCS**( ) I-LOAD( ) LEVEL C(X)]                             ]
 ]_______________________________________]_____________________________]
 ] SOFTWARE SUB-AREA: DISP                                             ]
 ]_____________________________________________________________________]
 ] PRINCIPAL FUNCTIONS: SYSTEMS MANAGEMENT, SM FUEL CELLS (S5.2.8)     ]
 ]_____________________________________________________________________]
 ] TITLE: MISSING STATUS INDICATOR ON SPEC 69                          ]
 ]_____________________________________________________________________]
 ] DESCRIPTION: ON SPEC 69, THE CRT FIELD FOR 'H20 RLF HTR SW' IS      ]
 ] DEFINED AS A THREE PLACE MULTIPLE DISCRETE WITH A STATUS FIELD      ]
 ] (XXXS).  THE 'XXX' FIELD SUPPORTS FOUR POSSIBLE OUTPUTS (OFF, A, B, ]
 ] AND A/B).  THE 'S' FIELD SHOULD DISPLAY A DOWN ARROW DURING THE     ]
 ] 'OFF' AND 'A/B' CONDITIONS.  DURING THE TWO ERROR CONDITIONS (OFF   ]
 ] AND A/B), A DOWN ARROW WILL NOT BE DISPLAYED SINCE MULTIPLE DISCRETE]
 ] PARAMETERS CANNOT BE STATUSED.  ALTHOUGH NO DOWN ARROW WILL BE      ]
 ] DISPLAYED DURING THE TWO ERROR CONDITIONS, THERE ARE TWO OTHER      ]
 ] INDICATIONS THAT THE SWITCH HAS EITHER FAILED OR IS TURNED OFF.     ]
 ] THESE ARE: (1) THE H20 RLF HTR SW' FIELD ON SPEC 69 WILL CONTAIN    ]
 ] EITHER 'OFF' OR 'A/B' AND (2) A CLASS 3 ALERT MESSAGE               ]
 ] 'S69 FUEL CELL' WILL BE GENERATED CAUSING THE SM ALERT LIGHT TO     ]
 ] ILLUMINATE AND A TONE TO SOUND.  THEREFORE, SINCE THE DOWN ARROW    ]
 ] IS NOT THE ONLY INDICATION OF A SWITCH OFF/FAILURE, THE INDICATED   ]
 ] DISCREPANCY IS ACCEPTABLE.                                          ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]USER RESPONSE:                                                       ]
 ]                                                                     ]
 ] THE USER SHOULD BE MADE AWARE OF ABOVE CONDITIONS.                  ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]CONCURRENCE:                           ]APPROVAL:                    ]
 ]RSOC:    SILVIA WERRE     DATE 09/21/90]                             ]
 ]     -------------------      ---------]                             ]
 ]MOD:  GEORGE BULL         DATE 09/21/90]                             ]
 ]    --------------------      ---------]DARRELL E. STAMPER  09/24/90 ]
 ]SW MGR:   HEIBERT EPPS    DATE 09/21/90]------------------- -------- ]
 ]       -----------------      ---------] CHAIRMAN, SASCB      DATE   ]
 ]_______________________________________]_____________________________]
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