User's Guide
Table Of Contents
- 1 Introduction
- 1.1 Audience
- 1.2 Overview
- 1.3 Envoy CMU Features
- 1.4 Configuration Options for Envoy
- 2 Operation of Envoy
- 3 CPDLC Operations
- 3.1 Log On
- 3.2 Logoff
- 3.3 Lost Connection
- 3.4 Typical Message Composition
- 3.5 ATC Menu
- 3.5.1 ATC Request Menu – FANS 1/A+ and ATN B1 CPDLC Common
- 3.5.2 ATC REPORT Menu
- 3.5.3 WHEN CAN WE EXPECT
- 3.5.4 POS REPORT Message – FANS 1/A+
- 3.5.5 EMERGENCY (MAYDAY) Message – FANS 1/A+
- 3.5.6 ATC MSG LOG
- 3.5.7 CLEARANCE REQUESTS – FANS 1/A+
- 3.5.8 FREE TEXT 1/2
- 3.5.9 ATC VOICE CONTACT Message – FANS 1/A+
- 3.5.10 Cancel EMERGENCY, Cancel ADS
- 3.5.11 Flight Plan Transactions and Monitoring
- 4 Automatic Dependent Surveillance (ADS)
- 5 ACARS Operations
- 6 MAINTENANCE Menu
- Appendix A Acronyms
- Appendix B AFN Messages
- Appendix C Supported CPDLC Messages
- Appendix D ADS-C Tags
- Appendix E ACARS Message Labels
- Appendix F ATSU Call Signs (ICAO, IATA)
- Appendix G Fault Management
User Guide for the Envoy Data Link
Document Number: UG-15000 Rev. A Page 111 of 173
Section
ID
CPDLC DM/Example
Message Intent
PANS/GOLD
12
AT [position] REQUEST
DESCENT TO [level]
AT ABC REQUEST DESCENT
TO 5000M
Request that at the specified
position a descent to the specified
level be approved.
13
AT [time] REQUEST CLIMB
TO [level]
AT 1254 REQUEST CLIMB TO
25000FT
Request that at the specified time a
climb to the specified level be
approved.
14
AT [time] REQUEST
DESCENT TO [level]
AT 1032 REQUEST DESCENT
TO 22000FT
Request that at the specified time a
descent to the specified level be
approved.
3.5.1.3 15
REQUEST OFFSET
[specifiedDistance] [direction]
OF ROUTE
REQUEST OFFSET 200KM
LEFT OF ROUTE
Request that a parallel track, offset
from the cleared track by the
specified distance in the specified
direction, be approved.
4.6-19 Vertical
Requests
3.5.1.2 18
REQUEST [speed]
REQUEST 200KTS
Request to fly at the specified
speed.
4.6-21 Speed
Requests
3.5.9
20
REQUEST VOICE CONTACT
REQUEST VOICE CONTACT
Request for voice contact.
4.6-22 Voice
Contact
Requests
21
REQUEST VOICE CONTACT
[frequency]
REQUEST VOICE CONTACT
136.975
Request for voice contact on the
specified frequency.
3.5.1.3 22
REQUEST DIRECT TO
[position]
REQUEST DIRECT TO XYZ
Request to track from the present
position direct to the specified
position.
4.6-23 Rte Mod
Req
3.5.7.2 23
REQUEST [procedureName]
REQUEST ARRIVAL,
XYZ.ABC
Request for the specified
procedure or named instruction.
3.5.7.1
24
REQUEST [routeClearance]
Request route clearance
25
REQUEST [clearanceType]
CLEARANCE
REQUEST ARRIVAL
CLEARANCE
Request arrival or departure
clearance.
3.5.1.3
26
REQUEST WEATHER
DEVIATION TO [position] VIA
[routeClearance]
REQUEST WEATHER
DEVIATION TO ABC VIA XYZ
Request for a weather deviation to
the specified position via a
specified route clearance.
27
REQUEST WEATHER
DEVIATION UP TO
[specifiedDistance] [direction]
OF ROUTE
REQUEST WEATHER
DEVIATION UP TO 150KM
RIGHT OF ROUTE
Request for a weather deviation up
to the specified distance off track in
the specified direction.
3.5.2
28
LEAVING [level]
LEAVING 20000FT
Report of leaving the specified
level.
4.6-24 Reports
29
CLIMBING TO [level]
CLIMBING TO 25000FT
Report of climbing to the specified
level.
30
DESCENDING TO [level]
DESCENDING TO 23000FT
Notification of descending to the
specified level.
3.5.2 31
PASSING [position]
PASSING XYZ
Notification of passing the specified
position.