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S T E P
P R O C E D U R E
R I t :
E n t e r a i r - t o - a i r R e p l y I n f o r m a t i o n f o r a
t r a c ki n g r e p o r t . S e t R I t : f i e l d , co n t a i n i n g
T C A S c a p a b i l i t y d a t a , t o 0 , 3 o r 4
a c c o r d i n g t o 1 - 2 - 4 , T a b l e 6 . ( T h e T C A S -
2 0 1 - 2 t r a n s m i t s t h e R I t : f i e l d i n D F 0 a n d
D F 1 6 w h e n i n t e r r o g a t o r r e q u e st s a
t r a ck i n g r e p o r t . )
R I t : F I E L D
I N P U T D A T A
( T C A S C A P A B I L I T Y )
0
No on-board TCAS
3
On-board TCAS has
vertical-only resolution
ability.
4
On-board TCAS has
vertical and horizontal
resolution ability.
R I : F i e l d ( T r a c ki n g ) V a l i d D a t a
T a b l e 6
C A :
E n t e r t r a n sp o n d e r C a p a b i l i t y ( r e f e r t o
1 - 2 - 4 , T a b l e 5 ) . ( T h e T C A S - 2 0 1 - 2
t r a n sm i t s t h e C A : f i e l d i n D F 1 1 [ sq u i t t e r
t r a n s m i s si o n s ] . )
I N P U T
D A T A
0
No communications capability
(surveillance only)
1
Comm-A and Comm-B
capability
2
Comm-A, Comm-B and Comm-
C capability
3
Comm-A, Comm-B, Comm-C
and Comm-D capability
C A : F i e l d V a l i d D a t a
T a b l e 7
D E F I N I T I O N
D E F I N I T I O N
O PERATI ON MANUAL
TCAS- 201-2
S T E P
A R A :
E n t e r si m u l a t e d T C A S r e so l u t i o n
a d vi so r y r e p o r t . R e f e r t o 1 - 2 - 4 , T a b l e 8
t o se t A R A : f i e l d , i n d i ca t i n g a l l cu r r e n t
A ct i ve R e so l u t i o n A d vi so r i e s b e i n g
t r a n sm i t t e d b y t h e i n t r u d i n g a i r cr a f t
( T C A S - 2 0 1 - 2 ) . T h e A R A : f i e l d f o r t h e
T C A S - 2 0 1 - 2 co n si st s o f t w o t w o - d i g i t
se ct i o n s. S e t f i r st se ct i o n ( l e f t ) f r o m 0 0
t o 3 F . S e t se co n d se ct i o n ( r i g h t ) f r o m 0 0
t o F F . S i n g l e S L E W K e y d e p r e ssi o n s
ch a n g e va l u e b y 1 a n d c o n t i n u o u s
d e p r e s si o n c h a n g e s va l u e b y 1 0 h . ( T h e
T C A S - 2 0 1 - 2 t r a n sm i t s t h e A R A : f i e l d i n
D F 1 6 [ p a r t o f M V f i e l d ] . )
I N P U T
D A T A
0001
Don't turn right.
0002
Don't turn left.
0004
Turn right.
0008
Turn left.
0010
Don't climb faster than
2000 fpm.
0020
Don't climb faster than
1000 fpm.
0040
Don't climb faster than
500 fpm.
0080
Don't climb.
0100
Descend.
0200
Don't descend faster than
2000 fpm.
0400
Don't descend faster than
1000 fpm.
0800
Don't descend faster than
500 fpm.
1000
Don't descend.
2000
Climb.
N O T E : D a t a co d e s a r e a d d e d t o g e t h e r
t o i n d i ca t e m u l t i p l e a ct i ve
r e so l u t i o n a d vi so r i e s a r e b e i n g
t r a n sm i t t e d .
A R A : F i e l d V a l i d D a t a
P R O C E D U R E
D E F I N I T I O N
T a b l e 8
P a g e 1 7
S e p 1 / 0 4
1 - 2 - 4
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