ENSTROM 480B RFM SUPPLEMENT
7-9
Rev. 1
Report No. 28-AC-049
Nov 12/14
2. Refer to the SN3500 Pilot’s Guide for additional
information regarding flags and abnormal condition
displays.
7-10. Error Messages
Error messages, which are considered critical, are
annunciated on-screen permanently until acknowledged.
1. Acknowledge the message alert by pressing the
flashing
ACK soft-key.
2. Refer to the SN3500 Pilot’s Guide for additional
information regarding message identification and
descriptions.
7-11. Inactive Functions
TFC and WX are inactive functions. In addition, MAP and
are inactive functions for P/N 4220609-1. Inadvertent
operation of the respective buttons will cause an
annunciation as described below.
In each case, press the
CLR button to cancel the
annunciation.
1.
MAP: A map symbol with a red slash through it will
be annunciated next to the
MAP button. Press the CLR
button to cancel the function.
2.
TFC: The message “NOT INSTALLED” will be
annunciated on the display. Press the
CLR button to
cancel the function.
3.
WX: The message “NOT INSTALLED” will be
annunciated on the display. Press the
CLR button to
cancel the function.
4.
: The range scale will be annunciated in the upper
right hand side of the display. Press the
CLR button to
cancel the function.
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