PFPF PNFPNFCommon LR

MCDU 1

FMGC 1 FMGC 2

MCDU 2MCDU 3

STBY

FM FAULTFM FAULT

FM SINGLE FAILURE FM DUAL FAILURE

LR - Version 03a

LR

LR

NORMAL mode :

PFPF PNFPNFCommon LR

MCDU 2MCDU 2

F M G C 2F M G C 2

MCDU 1MCDU 1

F M G C 1F M G C 1

OPP FMGC IN PROCESS

1. AUTO FLT FM 1 FAULT

DETECTION

ECAM ACTIONS

FLIES THE AIRCRAFT LOSS OF AP

NAVIGATES

CONSIDER AUTOMATION USE

ECAM PROCEDURE

SYSTEM DISPLAY

STATUS

FCOM

4.06

PFCOMMUNICATES

The FM software automatically resets itself.

Manual Reset

PFPF PNFPNFCommon LR2. AUTO FLT FM 1+2 FAULT

FLIGHT IS FROZEN TO PERMIT THE PROCEDURE APPLICATION ON THE M/FTD

DETECTION

ECAM ACTIONS

FLIES THE AIRCRAFT Loss of AP, A/THR and FD’s

NAVIGATES

CONSIDER AUTOMATION USE

ECAM PROCEDURE

SYSTEM DISPLAY

STATUS Manual Reset

PFPF PNFPNFCommon LR

Manual reset of the FMGEC 1 & 2……….. PERFORM

FCOM

4.06

3. BACK UP NAVIGATION MODE

3 successive dual resets without result erase all pilot-entered data (F-PLN, GW, CRZ FL, CI…)

FLIGHT IS FROZEN TO PERMIT THE PROCEDURE APPLICATION ON THE M/FTD

BACK UP NAV………....SELECT on MCDU MENU page

Use BACK UP NAV degraded mode when both FMGCs have failed

PFPF PNFPNFCommon LR

FADEC

FMGC 1 FMGC 2

NORMAL mode

THRUSTLEVERS

MCDU 1 MCDU 2

MCDU 3STBY

PFPF PNFPNFCommon LR

FADEC

F M G C 1 FMGC 2

SINGLE mode

THRUSTLEVERS

MCDU 2

MCDU 3STBY

MCDU 1

PFPF PNFPNFCommon LR

Manual reset of the FMGEC 1 & 2……….. PERFORM

FCOM

4.06

3. BACK UP NAVIGATION MODE

3 successive dual resets without result erase all pilot-entered data (F-PLN, GW, CRZ FL, CI…)

FLIGHT IS FROZEN TO PERMIT THE PROCEDURE APPLICATION ON THE M/FTD

BACK UP NAV………....SELECT on MCDU MENU page

Use BACK UP NAV degraded mode when both FMGCs have failed

If this occurs in flight, reset one FMGC at a time.

Read : QRH

2.00

FCOM

4.06

PFPF PNFPNFCommon LR2. AUTO FLT FM 1+2 FAULT

FLIGHT IS FROZEN TO PERMIT THE PROCEDURE APPLICATION ON THE M/FTD

DETECTION

ECAM ACTIONS

FLIES THE AIRCRAFT Loss of AP, A/THR and FD’s

NAVIGATES

CONSIDER AUTOMATION USE

ECAM PROCEDURE

SYSTEMS DISPLAYS analysis

STATUS Manual ResetSingle Chime(every 5 sec)

ENG THRUST LOCKED ••• •••

available if Flight Guidance parts are not lost

Move the ThrustLevers to theactual Thrust

Position

PFPF PNFPNFCommon LR

QRH

2.00

3.b DUAL failure / BACK UP NAVIGATION MODE

FLY RAW DATA……………………………………………. TUNE necessary navaids using the RMPs…………

Manual reset FMGC …… ……… .PERFORM(non recovered)

SELECT on MCDU MENU page this degraded mode when both FMGCs have failed

BACK UP NAVIGATION MODE

The MCDU continuously memorizes the active F-PLN in its internal memory.

The BACK UP NAV MODE recovers the navigation function through the MCDU and ADIRS.

If both FMGCs fail, the back up navigation provides the following functions :

ON MCDU :

F-PLN with auto-sequencing

DIR TO

PROG

A/C position using onside IRS or IRS 3

F-PLN display on ND

No AP / FD NAV mode

MCDU 1BACK UP

NAVMCDU 3

F M G C 1 F M G C 2

MCDU 2BACK UP

NAV

PFPF PNFPNFCommon LR

Minor reset :1 single reset = 3 sec max+ 25 sec of resynch

Major reset :Several recurrent resets during 3 minMemories are cleared loss of F-PLN, GW, CI, CRZ FL…

5 resets without Auto-Recovery SINGLE mode operation

MAP NOT AVAIL

OBSERVE AUTO-RESETPROCESS:

FCOM

4.06

OPP FMGC IN PROCESS

AUTO-RESET

PFPF PNFPNFCommon LR

Select the same range and mode on both NDs……

FCOM

4.06

DO NOT USE the affected MCDU until PLEASE WAIT message disappears

FMGEC 2

NAVIGATES…SINGLE MODE

PFPF PNFPNFCommon LR2. AUTO FLT FM 1+2 FAULT

DETECTION

ECAM ACTIONS

FLIES THE AIRCRAFT Loss of AP, A/THR and FD’s

NAVIGATES

CONSIDER AUTOMATION USE

ECAM PROCEDURE

SYSTEM DISPLAY

STATUS Manual ResetMANUAL RESETS

FOR TRAINING PURPOSE : RETARD MANUAL RESETS

FLIGHT IS FROZEN TO PERMIT THE PROCEDURE APPLICATION ON THE M/FTD

PFPF PNFPNFCommon LR

MCDU 2MCDU 2

F M G C 2F M G C 2

MCDU 1MCDU 1

F M G C 1F M G C 1

OPP FMGC IN PROCESS

1. AUTO FLT FM 1 FAULT

DETECTION

ECAM ACTIONS

FLIES THE AIRCRAFT LOSS OF AP

NAVIGATES

CONSIDER AUTOMATION USE

ECAM PROCEDURE

SYSTEM DISPLAY

STATUS

FCOM

4.06

PFCOMMUNICATES

The FM software automatically resets itself.

Manual ResetMANUAL RESETS

FOR TRAINING PURPOSE : RETARD MANUAL RESETS