background image

AIM

10/12/17

5−3−10

En Route Procedures

TBL 5−3−16

Free Text Uplink Message Elements (TXTU)

CPDLC Message Sets

Operational Definition in PANS−ATM (Doc 4444)

FANS 1/A

ATN B1

Response

Message 

Element 

Identifier

Message Element

Intended Use

Format for 

Message Ele-

ment Display

UM169 (free text)

UM203 (free text)

R

TXTU−1

(free text

Note − M alert 

attribute.

UM169 (free text)

CPDLC NOT IN USE

UNTIL FURTHER

NOTIFICATION

N/A

R

See Note

(free text)

UM169 (free text)

“[facility designation]”

(for Altimiter Report-

ing Station)

N/A

R

See Note

(free text)

UM169 (free text

“[facility designation]

ALTIMETER MORE

THAN ONE HOUR”

OLD

N/A

R

See Note

(free text)

UM169 (free text

DUE TO WEATHER

N/A

R

See Note

(free text)

UM169 (free text

REST OF ROUTE UN-

CHANGED

N/A

R

See Note

(free text)

UM169 (free text

TRAFFIC FLOW

MANAGEMENT

REROUTE

N/A

R

See Note

(free text)

NOTE−

These are FAA scripted free text messages with no GOLD equivalent.

TBL 5−3−17

Free Text Downlink Message Elements (TXTD)

CPDLC Message Sets

Operational Definition in PANS−ATM (Doc 4444)

FANS 1/A

ATN B1

Response

Message 

Element 

Identifier

Message Element

Intended Use

Format for 

Message Ele-

ment Display

DM68 (free text)

Note 1. − Urgency or Distress

Alr (M)

Note 2. − Selecting any of the

emergency message elements

will result in this message ele-

ment being enabled for the

flight crew to include in the

emergency message at their

discretion.

N/A

Y

TXTD−1

(free text

Note − M alert 

attribute.

3/15/07

7110.65R CHG 2

AIM

9/13/18