 +_____________________________________________________________________
 ] AUTHOR:            ]                             ] SMS: B07091B     ]
 ] C.Y. WANG          ]    BFS PROGRAM NOTE         ]                  ]
 ]____________________]                             ]__________________]
 ] ORG/PHONE:         ] OPS NOTE ( )  USER NOTE (X) ] DATE:            ]
 ] RI/DNY    2183     ]      RELEASE NOTE ( )       ] 06/09/81         ]
 ]____________________]_____________________________]__________________]
 ] OI/FLIGHT EFFECTIVITY:        ]  USER AFFECTED:                     ]
 ]        11 AND SUBS            ]  CREW (X)  GROUND ( )  DUMP ONLY ( )]
 ]_______________________________]_____________________________________]
 ]           MAJOR SOFTWARE AREA:            ] OPS MODES AFFECTED:     ]
 ]BSL( ) BSS( ) GNC(X) SEQ( ) SM/SP( ) IPL( )] 3,6                     ]
 ]_____________________________________________________________________]
 ] SOFTWARE SUB-AREA:  DAP, ACTUATORS, SWITCHES, ENTRY                 ]
 ]_____________________________________________________________________]
 ] PRINCIPAL FUNCTIONS: MG038106/3.2.5.4                               ]
 ]_____________________________________________________________________]
 ] TITLE: BODY FLAP MODING CONSTRAINTS                                 ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ] DESCRIPTION:                                                        ]
 ]                                                                     ]
 ]  THE BODY FLAP POSITION COMMAND INTEGRATOR IS INITIALIZED           ]
 ]  AT FIRST-PASS ENTRY TO MAJOR MODE 304/602 WITH AN I-LOAD           ]
 ]  PARAMETER.  THE SLEWING FROM PRESENT POSITION TO                   ]
 ]  COMMANDED POSITION CAN TAKE SEVERAL SECONDS.  OTHER                ]
 ]  INITIALIZATIONS, SUCH AS ENGAGING THE BFS, USE PRESENT             ]
 ]  POSITION FEEDBACK TO INITIALIZE THE POSITION COMMAND               ]
 ]  INTEGRATOR.  ANY SLEWING THAT MIGHT BE OCCURRING IS                ]
 ]  HALTED IMMEDIATELY.  THUS, ENGAGING THE BFS DURING FIRST           ]
 ]  PASS INITIALIZATION SLEWING WILL TERMINATE THAT SLEWING,           ]
 ]  AND THE BODY FLAP WILL NOT REACH THE I-LOADED DESIRED              ]
 ]  POSITION.                                                          ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]USER RESPONSE:                                                       ]
 ]                                                                     ]
 ]  IF BFS IS ENGAGED DURING THE MAJOR MODE 304 BODY FLAP              ]
 ]  INITIALIZATION SLEWING, SELECT MANUAL MODE AND MANUALLY            ]
 ]  SLEW THE BODY FLAP TO THE DESIRED POSITION AND THEN                ]
 ]  SELECT AUTO MODE.                                                  ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]                                                                     ]
 ]_____________________________________________________________________]
 ]CONCURRENCE:                           ]APPROVAL:                    ]
 ]RI:<S>A. TROY             DATE 06/10/81]                             ]
 ] --------------------         ---------]                             ]
 ]SSD: SAM ANKNEY           DATE 08/02/88]                             ]
 ] --------------------         ---------] JACK G BOYKIN       08/17/88]
 ]PF MGR: J VERNON          DATE 07/29/88]------------------- -------- ]
 ]       -----------------      ---------] CHAIRMAN, SASCB      DATE   ]
 ]_____________________________________________________________________]
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