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时间:2010-07-20 22:38来源:蓝天飞行翻译 作者:admin
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originator indieat04 the modifier SVC should he used.
4.4.4.5 The origin line shall be concluded by an alignment
function [ e l .
4.4.5 Text
4.4.5.1 The text of messages shall be drafted in
accordance with 4.1.2.
4.4.5.2 When an originator's reference is used, it shall
appear at the beginning of the text, except as provided in
4.4.5.2.1 and 4.4.5.2.2.
4.4.5.2.1 When the ICAO three-letter designators YXY,
W Y or ZZZ comprise the second element of the addressee
indicator (see 4.4.3.1.2.1 and 4.4.3.1.2.2) and it, therefore,
becomes necessary to identify in the text the specific addressee
of the message, such identification group will precede the
originator's reference (if used) and become the first item of the
text.
4.4.5.2.2 When the ICAO three-letter designators YXY,
W Y or ZZZ comprise the second element of the originator
indicator (see 4.4.4.2.1 and 4.4.4.2.2) and it thus becomes
necessary to identify in the text the name of the organization
(or military service), or the aircraft, which originated the
message, such identification shall be inserted in the first item
of the text of the message.
4.4.5.2.3 When applying the provisions of 4.4.5.2.1 and
4.4.5.2.2 to messages where the ICAO three-letter
designator(s) YXY, W Y or ZZZ is (are) used to refer to two
or more different organizations (or military services), the
sequence of further identification in the text shall correspond
to the complete sequence used in the address and origin of the
message. In such instance, each addressee identification shall
be followed immediately by an alignment function. The name
of the (YXI; W Y or ZZZ) organization originating the
message shall then be preceded with "FROM". "STOP"
followed by an alignment function shall then be included in
the text at the end of these identifications to precede the
remainder of the text wording.
4.4.5.3 An alignment function [<=I shall be transmitted at
the end of each printed line of the text except for the last
(see 4.4.5.6).
Annex 10 - Aeronautical Telecommunications Volume I1
4.4.5.4 When it is desired to confirm a portion of the text
of a message in teletypewriter operation, such confirmation
shall be separated from the last text group by an alignment
function [ e l , and shall be indicated by the abbreviation CFM
followed by the portion being confirmed.
4.4.5.5 When it is discovered that an error has been made
in the text, the correction shall be separated from the last text
group or confirmation, if any, by an alignment function [ e l in
the case of teletypewriter circuits. Ths shall be followed by
the abbreviation COR and the correction.
4.4.5.5.1 Stations shall make all indicated corrections on
the page-copy prior to local delivery.
4.4.5.6 At the end of the text the following end-of-text
signal shall be transmitted:
1 LETTER SHIFT [J], alignment function [ e l
And in addition, on message traffic transmitted to "tom-tape"
relay stations only:
c) the message-separation signal, consisting of a LETTER
SHIFT [J] transmitted 12 times in uninterrupted
sequence.
Note I .No thing but letter shzfts are to be transmitted in
message trafic between the end-ofmessage signal of one
message and the start-of-message signal of the next.
Note 2 .Th e following illustrates the procedures specFfied
in 4.4.2 to 4.4.6.1 inclusive for a message in page-copy form:
(Heading) *ZCZC LPA 183
(Address) GG LGGGZRZX LGATKLhiiW
(Origin) 201838 EGLLKLMW
4.4.5.7 The text of the messages entered by the AFTN
origin station shall not exceed 1 800 characters in length. (Text) As required
(Ending)
Note I . Where it is desired that a communication with a ('age feed)
text exceeding 1800 characters he transmitted over the
aeronautical fixed telecommunication network, 4.4.5.7 requires NNNN* *
that such a communication be entered by the AFTN origin
station in the form of separate messages, each text of which *Note 2 A . If this message had been one of a series and
does not exceed 1800 characters. Guidance material for there had been no manual paper-feed action between
forming separate messages from a single long message is given messages by the operator attending the receiving page
in Attachment B to Volume II. teletypewriter, the "NNNN" of the preceding message would
have appeared here.
Note 2 .Th e character count includes all printing and
non-printing characters in the message from, hut not **Note 2 B . In the circumstances described in Note 2A,
including, the alignment function preceding the beginning of the heading of the next message received would he printed on
 
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