DFHCE3543 You have cancelled your sign-on request. Sign-on is terminated.

Explanation
      The user has pressed ENTER when an OPID card was requested or has entered PF3 on a 3270 terminal device.

    
System action
      The sign on transaction terminates.

    
User response
      Retry the sign on procedure.

    
Module
DFHSNP
Destination      
      Terminal End User