BendixKing KHF 990 - Manual (Page 50)

COMMON DISPLAY FORMATS
The top line of the display has the format shown (Figure 3-11) below.
It is divided into three fields 1) Operation / Mode, 2) State /
Selection-Category,Receive State 3) Message flag.
OOOO * Operation / Mode ALE, SEND, MAN,
SYS, MSG.
SSSSSSSSS State /Selection- The format of this field is
Category dependent on the
Operation / Mode selected.
R Receive/Transmit State R indicates Receive Mode
T indicates Transmit Mode
D indicates Detecting ALE
tone
NOTE: When there is no
message or untuned flag,
this field moves to the
message flag location to
provide better readability.
M Message/Untuned flag A flashing M indicates that
there is a message that
has not been reviewed by
the operator. This could be
a system message (fault),
or an ALE message.
A U indicates that the cur-
rent channel is not tuned.
* cursorable field in all top level pages
Operation
3-13 KHF 950/990 Pilots Guide
Rev. 0
Dec/96
OOOO SSSSSSSSSRM
1234567890123456
Figure 3-11 Display Format