SUBROUTINE TOPAGE 
    
      INTEGER     ECODE 
      INTEGER     CMCHAN
      INTEGER     RBCHAN
      INTEGER     OBCHAN
      INTEGER     MPCHAN
      INTEGER     DBCHAN
      INTEGER     TTYIN 
      INTEGER     TTYOUT
      COMMON      /IODEFN/ ECODE
      COMMON      /IODEFN/ CMCHAN   
      COMMON      /IODEFN/ RBCHAN   
      COMMON      /IODEFN/ OBCHAN   
      COMMON      /IODEFN/ MPCHAN   
      COMMON      /IODEFN/ DBCHAN   
      COMMON      /IODEFN/ TTYIN
      COMMON      /IODEFN/ TTYOUT   
      INTEGER     FORM  
      DATA        FORM  / 3072/ 
      CALL WRLIN (MPCHAN, FORM, 2)  
      RETURN
      END