Overhead Panels Preparation

Question 1

Lights

Answer 1

TEST

Master LIGHTS TEST/BRIGHT/DIM Switch – Test
The fire warning lights are not checked during this test. Use individual test
switches or press-to-test feature to check illumination of Autopilot, Autothrottle
and FMC Alert indicators (test Capt/FO positions 1 and 2).
Use scan flow to verify that all other lights are flashing or illuminated.
Verify that all system annunciator panel lights are illuminated.
Master LIGHTS TEST/BRT/DIM Switch – As Desired

Question 2

Mach Airspeed Warning Test Switches

Answer 2

PUSH
Push one at a time momentarily and verify clacker sounds.

Question 3

Flight recorder

Answer 3

TEST

FLIGHT RECORDER OFF Light – Illuminated
FLIGHT RECORDER Test Switch – TEST
FLIGHT RECORDER OFF Light – Extinguished
FLIGHT RECORDER Test Switch – NORMAL

Question 4

Stall Warning Test Switches

Answer 4

PUSH

Verify control column vibration when each switch is pushed.
NOTE: With hydraulic power off, the leading edge flaps may droop enough to
cause an asymmetry signal, resulting in a failure of the stall warning
system test. Should this occur, place the “B” system electric pump on and
retract the flaps. When flaps are retracted, repeat the test.
NOTE: The stall warning test requires that AC transfer busses are powered for up
to 4 minutes

Question 5

Observers Audio Selection Panel

Answer 5

AS REQUIRED

On SATCOM equipped aircraft, select HF2 with the MIC SELECTOR switch; on all
other aircraft, select INOP.
NOTE: Ensure the IC switch is not latched to the IC position. If left in the latched
position, the Flight Deck speaker audio will be degraded.

Question 6

Engine Panel

Answer 6

SET

(NG) REVERSER Lights – Extinguished
(MAX) REVERSER COMMAND Light – Extinguished
(MAX) REVERSER AIR/GRN Light – Extinguished
(MAX) REVERSER LIMITED Lights – Extinguished
ENGINE CONTROL Lights – Extinguished
EEC Switches – ON
EEC ALTERNATE Lights – Extinguished

Question 7

Pass Oxygen Switch

Answer 7

NORMAL/GUARDED DOWN (SAFETIED)

Question 8

Crew Oxygen Pressure Indicator

Answer 8

CHECK
Refer to 6.020, Crew Oxygen Requirements if less than 1000 psi.

Question 9

Service Interphone Switch

Answer 9

As Required

Question 10

Nav Caution Lights

Answer 10

EXTINGUISHED

GPS Light – Extinguished
(MAX) ILS Light – Extinguished
(MAX) GLS Light – Extinguished

Question 11

IRS Mode Selectors

Answer 11

NAV

NOTE: If, due to gusty wind conditions, the IRS Mode Selectors were left in the
NAV position on shutdown, consider accomplishing the 6.110, Fast
Realignment procedure.
NOTE: Prior to commencing the alignment procedure, the aircraft must be parked
and not moved until alignment is complete and the ALIGN lights
extinguish.
Verify both ON DC lights illuminate momentarily followed by steady illumination of
the ALIGN lights. The ALIGN lights will remain illuminated until the IRS enters the
NAV mode. Alignment is normal up to 78° 15 minutes.
The UNABLE REQD NAV PERF-RNP message may show until IRS alignment is
complete

Question 12

(NG) PSEU
(MAX) MAINT Light

Answer 12

EXTINGUISHED

Question 13

Automatic/ Fixed ELT Remote Control Panel (As installed)

Answer 13

CHECK

Mode Switch – ARMED – Guard Down
ELT Light – Extinguished

Question 14

(MAX) Elevator Jam Landing Assist Switch

Answer 14

OFF/ GUARD CLOSED

Verify that the ASSIST ON light is extinguished

Question 15

FLT Control Panel

Answer 15

CHECK

All 5 switches – Guards Down
ALTERNATE FLAPS Master Switch – Guard Down / Safetied
ALTERNATE FLAPS Position Switch – OFF

Question 16

NAV Transfer and Display Switches

Answer 16

NORMAL & AUTO

Question 17

CAB/UTIL and IFE/ PASS SEAT SWITCH

Answer 17

ON

Question 18

Electrical System

Answer 18

SET

AC/DC Meter Selector Switches – As Desired
STANDBY POWER Switch – AUTO – Guard Down
Generator Drive DISCONNECT Switches – Guard Down/Safetied
BUS TRANS Switch – AUTO – Guard Down

Question 19

Circuit Breaker and Panel Light Controls

Answer 19

As Desired

Question 20

Equipment Cooling Switches

Answer 20

NORMAL

OFF Lights – Extinguished

Question 21

(MAX) Equip Smoke Light

Answer 21

EXTINGUISHED

Question 22

Windshield Wiper Selectors

Answer 22

PARK

Question 23

Probe Heat Switches

Answer 23

AUTO

NOTE: If PROBE HEAT is left on, OAT field on FMC N1 Limit page will be blank,
preventing FMC OAT entry.

Question 24

Wing and Engine Anti-Ice Switches

Answer 24

OFF

NG) VALVE OPEN Lights – Extinguished

Question 25

Pressurization Indicators

Answer 25

CHECK

Cabin Differential Pressure – Zero
Cabin Altitude – Field Elevation
Cabin Rate of Climb – Zero

Question 26

FMS IRS POS

Answer 26

ENTERED
NOTE: For a detailed explanation of the following steps, see 3.040, FMC/ACARS
Preflight – Procedure.
IDENTIFICATION Page – Check
POSITION INITIALIZATION Page – Select
Enter present position on the SET IRS POS line.