DCL Level Commands for the VAX 4000

These commands can be issued on the VAX 4000 when logged in as OBSERVER, and with default directory U1:[OBSERVER]. They can either be issued in a separate session, from the $ prompt, or from the ICL interface by typing:-
DCL <COMMAND> [<parameters>]

• Tape Writing Commands
  • FITSINIT
  • WRITE_FITS