ABSTRACT
CDU page is an indication of how many sub-
pages are available per selected function.
19.4.1 Identification page (‘IDENT’)
This page is automatically displayed upon power-
up; aside from displaying a familiar page each
time the system is used, this also serves as
confirmation that the FMC has passed a sequence
of built-in test equipment (BITE) self-tests
including: memory device checks, interface
checks, program pin configuration, power
supplies, software configurations and
microprocessor operation. Information displayed
on this page includes aircraft and engine types,
navigation database references and the
operational program number. By reference to the
contained within the company route. All other
entries on the page are optional; entry of data in
these fields will enhance system performance.
