*-- Author :    Stephen Burke   12/12/95
      SUBROUTINE FPFIX(JSTART,JSTOP)
**********************************************************************                                        
*                                                                    *                                        
* Deal with two pairs of cells which were swapped over for the '95   *                                        
* run by re-writing the FPLC and FPHC banks.                         *                                        
*                                                                    *                                        
* In orientation 5 cell 20 is read out as cell 22, and cell 22 is    *                                        
* read out as 20. Cell 21 is read out as 23; the real 23 is lost.    *                                        
*                                                                    *                                        
**********************************************************************                                        
*KEEP,BOSMDL.                                                                                                 
C     ------BOSMDL                                                                                            
C     ------                                                                                                  
*KEEP,H1EVDT.                                                                                                 
*                                                                                                             
*  IDATA  type of information (HEAD bank word 6) :                                                            
*                                                                                                             
*                       0 - real data H1                                                                      
*                       1 - MC data H1SIM                                                                     
*                       2 - real data CERN tests                                                              
*                       3 - MC data ARCET                                                                     
*                                                                                                             
*  MONTE = .TRUE.   if IDATA=1                                                                                
*  KEVENT = event processed counter for H1REC                                                                 
*                                                                                                             
*KEEP,BCS.                                                                                                    
*KEEP,STFUNCT.                                                                                                
*     index of element before row number IROW                                                                 
*     index of L'th element  of row number IROW                                                               
*     L'th integer element of the IROW'th row of bank with index IND                                          
*     L'th real element of the IROW'th row of bank with index IND                                             
*KEND.                                                                                                        
**********************************************************************                                        
* Channels were swapped in '95, probably '94, probably '96, ...                                               
      INFPLC = NLINK('FPLC',0)
* Cell number = 4*32*3*ISM + 4*32*IORI + 4*IWCELL + IWIRE                                                     
      CALL WBANK(IW,INWORK,NCOPY,*9000)                                                                
      CALL UCOPY(IW(JPTR),IW(INWORK+1),NCOPY)                                                          
         CALL UCOPY(IW(INWORK+JOFF),IW(JPTR),NCFPLC)                                                   
         CALL UCOPY(IW(INWORK+JOFF),IW(JPTR),NCFPLC)                                                   
         CALL UCOPY(IW(INWORK+JOFF),IW(JPTR),NCFPLC)                                                   
         CALL UCOPY(IW(INWORK+JOFF),IW(JPTR),NCFPLC)                                                   
      CALL WDROP(IW,INWORK)                                                                            
      INFPHC = NLINK('FPHC',0)
      CALL VZERO(IW(INDCR(INFPHC,1,721)),32)