ALTERNATE EFIS CONTROL

Question 1

When using the CDU to control the EFIS, what can you input into the pressure line to go to std pressure?

Answer 1

S or STD

Question 2

If the FO or Capt ECP fails, is the CDU automatically enabled to control the EFIS?

How do you choose the row of black switches on the bottom of the ECP in alternate control mode?

Answer 2

Yes

Choose options

Question 3

If both the captain and FO are using the alternate EFIS control what happens to the DSP?

Answer 3

It’s inop but the CANCEL and RCL are still active

Question 4

> EFIS CONTROL L, R

Answer 4

CDU152 - ECP is inop

CDU161 - ECO INOP or CDU Control of EFIS is used