 +_____________________________________________________________________
 ] AUTHOR:            ]                             ] SMS:  B04524C    ]
 ] R. J. CMELAK       ]    BFS PROGRAM NOTE         ] DR:              ]
 ]____________________]                             ]__________________]
 ] ORG/PHONE:         ] OPS NOTE ( )  USER NOTE (X) ] DATE: 07/11/80   ]
 ] D282/RID  922-5246 ]      RELEASE NOTE ( )       ] REV C 06/01/94   ]
 ]____________________]_____________________________]__________________]
 ] OI/FLIGHT EFFECTIVITY:        ]  USER AFFECTED:                     ]
 ]    OI8B & SUBS                ]  CREW (X)  GROUND (X)  DUMP ONLY ( )]
 ]_______________________________]_____________________________________]
 ]           MAJOR SOFTWARE AREA:            ] OPS MODES AFFECTED:     ]
 ]BSL( ) BSS(X) GNC(X) SEQ(X) SM/SP( ) IPL( )] 0, 1, 3, 6              ]
 ]_____________________________________________________________________]
 ] SOFTWARE SUB-AREA:  UI, OPS, TRANSITION, SEQUENCING                 ]
 ]_____________________________________________________________________]
 ] PRINCIPAL FUNCTIONS:  MG038101/ 3.1.10.1, 3.1.10.4                  ]
 ]                       MG038120/ 3.3.1.15  MG038106/ 3.2.5.7.4       ]
 ]_____________________________________________________________________]
 ] TITLE:   PROPER BFS INITIALIZATION PROCEDURES                       ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ] DESCRIPTION:                                                        ]
 ]                                                                     ]
 ] IMPROPER BFS OPS 0 INITIALIZATION MAY RESULT BY PERFORMING A SYSTEM ]
 ] RESET (GPC MODE SWITCH TO HALT THEN STANDBY OR RUN) FROM ANY MAJOR  ]
 ] MODE OTHER THAN OPS 0. THE RESULT WILL BE AN INDETERMINATE SOFTWARE ]
 ] CONFIGURATION. AMONG OTHER EFFECTS, SEQUENCING CAN SHOW A DIFFERENT ]
 ] MAJOR MODE THAN THE BSS CODE.                                       ]
 ]                                                                     ]
 ] IN THE BFS ENGAGE MODE, THE OPS 000 PRO IS NECESSARY IN ORDER TO    ]
 ] PERFORM PROPER VEHICLE SAFING (I.E., RCS JETS, BODY FLAP, ENABLE    ]
 ] COMMANDS OFF, ETC.).                                                ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ] USER RESPONSE:                                                      ]
 ]                                                                     ]
 ] IF BFS IS FORCED TO OPS 0 BY A SYSTEM RESET WITHOUT A PRIOR OPS 000 ]
 ] PRO, THEN A RE-IPL IS NECESSARY TO REGAIN USE OF BFS.               ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]CONCURRENCE:                           ]APPROVAL:                    ]
 ]RI: <S> G. ALBRIGHT       DATE 06/01/94]                             ]
 ]    --------------------      ---------]                             ]
 ]FDSD:  W. R. PRUETT       DATE 09/08/94]                             ]
 ]    --------------------      ---------] DARRELL E. STAMPER 09/16/94 ]
 ]PF MGR: DAVE STEPHENSON   DATE 08/31/94]------------------- -------- ]
 ]       -----------------      ---------] CHAIRMAN, SASCB      DATE   ]
 ]_____________________________________________________________________]
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