Library /sys$common/syshlp/acledt.hlb KEYPAD_COMMANDS  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    By default, the access control list editor (ACL editor) prompts
    you for each access control entry (ACE) and provides values for
    some of the fields within an ACE. You can navigate the ACE fields
    by using keypad commands, such as FIELD and ITEM.