Flight Instruments

Question 1

What does the Integrated Standby Flight Display (ISFD) show in APP mode?

Answer 1

Localizer and glideslope information

Question 2

If the outboard Display Unit (DU) fails, where does the PFD display?

Answer 2

Inboard DU on the respective side

Question 3

Which display unit provides ILS info, approach minimums, and TCAS commands?

Answer 3

Primary Flight Display (PFD)

Question 4

What does the speed bug indicate? (magenta hollow arrow)

Answer 4

Manually selected speed in IAS/MACH window or the FMC computed speed (if IAS/MACH window blank)

Question 5

What indicates the maximum speed (Vmax)?

Answer 5

Dashed red line on top of speed scale

Question 6

What indicates the minimum maneuvering speed (Vmvr) for full maneuvering capability?

Answer 6

Top of the amber bar

Provides 1.3g maneuverability to the stick shaker below 20,000ft and to 1.3g low-speed buffet above 20,000ft

Question 7

What indicates the minimum safe operating speed (Vmin)?

Answer 7

Dashed red line on bottom of speed scale

Question 8

What indicates the maximum maneuvering speed?

Answer 8

Bottom of the amber bar

Question 9

What is the mach/airspeed overspeed aural warning? How to silence?

Answer 9

A clacker is the aural overspeed warning

Silenced by reducing airspeed below Vmo/Mmo

Question 10

What does the pitch limit indicator (PLI) indicate?

Answer 10

The PLI indicates the pitch limit for stick shaker activation (calc. by SMYD)

[Appears when flaps are extended or airspeed approaches stick shaker activation]

Question 11

On the altitude tape, what does the amber crosshatched area represent on approach at the destination?

Answer 11

FMC landing altitude at destination runway or airport, or

Landing altitude for departure runway or airport until 400nm from departure or 1/2 the distance to destination whichever is first

Question 12

With minimums reference indicator on EFIS panel set to BARO, what does the triangular pointer and line (green) on the altitude display represent?

Answer 12

Barometic approach minimums line

Question 13

When does the radio altitude appear on the attitude indicator?

Answer 13

At the bottom center of the PFD

Question 14

Where is the current heading indicated?

Answer 14

White Heading Pointer at the top of the compass rose

Question 15

What does the ALTITUDE DISAGREE alert appear?

Answer 15

When the altitude indications disagree by more than 200ft for more than 5 seconds

Question 16

What does the DISPLAYS CONTROL PANEL (amber) indicate?

Answer 16

Indicates a failed EFIS control panel on the affected side.

Question 17

What does the INSTR SWITCH (amber) indicate?

Answer 17

Indicates both the CA and FO displays are using the same source of IRU data.

Question 18

What does the CDS MAINT (white) indicate?

Answer 18

A dispatchable CDS fault has occurred.

[Displayed on ground only, prior to second engine start]

Question 19

What does the CDS MAINT (amber) indicate?

Answer 19

A NON-dispatchable CDS fault has occurred.

[Displayed on ground only, prior to second engine start]

Question 20

What does the DSPLY SOURCE (amber) indicate?

Answer 20

A DEU has failed

Question 21

How do you step through the active route on the ND in PLN mode?

Answer 21

MCDU Legs Page

Question 22

What does EFIS MODE/NAV FREQ DISAGREE (amber) indicate?

Answer 22

APP is selected with a VOR freq. tuned, or

VOR is selected with an ILS frequency tuned

Question 23

What information is entered using the runway key on the HGS control panel?

Answer 23

Runway length and touchdown elevation

Question 24

What does RO CTN (amber) on the HGS digital annunciator panel indicate?

Answer 24

Loss of rollout guidance below 500ft AGL