 +_____________________________________________________________________
  AUTHOR:                                          SMS:   B06533    
  L. GRADY               BFS PROGRAM NOTE                           
 ____________________                             __________________
  ORG/PHONE:          OPS NOTE (X)  USER NOTE ( )  DATE:            
  282-440/3701             RELEASE NOTE ( )          10/23/84       
 ___________________________________________________________________
  OI/FLIGHT EFFECTIVITY:          USER AFFECTED:                     
  GPCIPL 7.02                     CREW ( )  GROUND (X)  DUMP ONLY ( )
 ____________________________________________________________________
            MAJOR SOFTWARE AREA:             OPS MODES AFFECTED:     
 BSL( ) BSS( ) GNC( ) SEQ( ) SM/SP( ) IPL(X)N/A                      
 _____________________________________________________________________
  SOFTWARE SUB-AREA:  STP, IPL, MMU                                   
 _____________________________________________________________________
  PRINCIPAL FUNCTIONS: MG017202/3.2.6                                 
 _____________________________________________________________________
  TITLE:   STP SAVE ENVIRONMENT                                       
                                                                      
 _____________________________________________________________________
  DESCRIPTION:                                                        
                                                                      
 IF A MASS MEMORY PURGE OPTIO IS RUNNING AND ERRORS ARE               
 BEING LOGGED, THE MASS MEMORY PURGE CAN BE SUSPENDED                 
 (ITEM 29 EXEC)  AND TEH STP  (SELF TEST PROGRAM) OPTION              
 SELECTED (ITEM 18  EXEC) TO TEST THE GPC.  WHILE STP  IS             
 RUNNING, PART OF THE MASS MEMORY PURGE SAVE ENVIRONMENT              
 WILL BE USED BY STP.   THIS USE WILL CAUSE INDETERMINATE             
 RESULTS  TO OCCUR  IF THE MASS MEMORY PURGE OPTION IS                
 RESUMED FROM SUSPENDED POINTS.                                       
 _____________________________________________________________________
 USER RESPONSE:                                                       
                                                                      
  (1) IF THE ABOVE  PROCEDURE IS FOLLOWED AND A LARGE "X"             
      APPEARS ON THE CRT THEN HALT THE GPC  AND INITIATE              
      AN IPL.                                                         
                                                                      
  (2) IF THE MASS  MEMORY PURGE  OPTION IS HALTED  (ITEM 29           
      EXEC) AND THE STP OPTION IS SELECTED (ITEM  18 EXEC),           
      THEN AFTER THE STP  OPTION HAS BEEN HALTED   (ITEM 10)          
      EXEC) ITEM 29 EXEC MUST BE ENTERED.  THIS WILL RESET            
      THE PURGE  OPTION LAST EXECUTED.  TO RE-SELECT  THE             
      DESIRED PURGE OPTION, ITEM 27+X EXEC MUST BE ENTERED            
      FOLLOWED BY ITEM  28 EXEC  IN ORDER  TO EXECUTE THE             
      SELECTED OPTION.                                                
 _____________________________________________________________________
 CONCURRENCE:                           APPROVAL:                    
 RI:<S> W. SELFRIDGE       DATE 10/23/84                             
  --------------------         ---------                             
 SSD: SAM ANKNEY           DATE  7/7/88                              
  --------------------         ---------RW MOOREHEAD         7/22/88 
 PF MGR: M A BRIEDEN       DATE  7/7/88 ------------------- -------- 
        -----------------      --------- CHAIRMAN, SASCB      DATE   
 _____________________________________________________________________
 @
