TCAS

Question 1

What does TCAS BLUE on the FMA mean?

Answer 1

Means that there is a TA and TCAS is armed and will engage if TA changes to an RA

Question 2

What color does TCAS change to when an RA is triggered?

Answer 2

Green

Question 3

What is the Vertical Speed target when TCAS is “CLEAR OF CONFLICT”?

Answer 3

1000 ft/min below 30000 ft
500 ft/min above 30000 ft

Question 4

When should BLW be set on the TCAS panel?

Answer 4

When in descent or in cruise above FL390

Question 5

What should be your setting on the TCAS panel for normal cruise?

Answer 5

ALL

Question 6

What does a hollow diamond indicate on a TCAS display?

Answer 6

Other traffic. More than 1’200 ft vertically and beyond 6 nm but closer than 30 nm

Question 7

What does a filled diamond indicate on a TCAS display?

Answer 7

Proximate traffic. +-1’200 ft and within 6 nm

Question 8

What is the estimated TAU before reaching CPA for a TA?

Answer 8

20-48 sec dependent on altitude

Question 9

What is the estimated TAU before reaching CPA for an RA?

Answer 9

15-35 sec dependent on altitude

Question 10

What is the difference with the Above, Normal and Below settings for TCAS?

Answer 10

Above = 9’900ft above - 2’700ft below
Normal = 2’700ft above - 2’700ft below
Below = 2’700ft above - 9’900ft below

Question 11

What is the difference between the “THRT” and “ALL” positions on the TCAS panel?

Answer 11

• THRT displays Proximate and Other intruders only if a TA or RA is present and they are within +- 2700 ft
• ALL displays all Proximate and Other intruders even if no TA or RA is present. Range is -2700 ft to + 2700 ft

Question 12

MEMORY ITEM:

TCAS RA

Answer 12

“TCAS RA”

• A/P - OFF
• FD - OFF
• V/S - ADJUST

Question 13

MEMORY ITEM:

“TRAFFIC TRAFFIC”

Answer 13

“TCAS, I HAVE CONTROL”