Thales FMGS - System Interfaces

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FMS GENERAL DESCRIPTION

SYSTEM OVERVIEW

J43126AA 00

AIRBUS A318/319/320/321

2.2. SYSTEM INTERFACES

The FMGCs receive and transmit signals from and to other aircraft

systems. Figure here under shows the interconnections between these

systems and the FMGCs.

Main Page

Table of Contents3
- Disclaimer5
- Contact6
- Authors' Note7
- Structure of Guide9
- Aircraft Applicability10
- Guide Description10
- Guide Objectives10
- Guide Organization10
- Conventions Used in the Guide11
- Guide Updating11
- List of Effective Pages11
- Page Identification11
- Record of Revisions11
- Revision11
- Figures13
- Supplementary Information14
- Terminology14
- Record of Revisions15
- Foreword18
- List of Effective18
- Part I - General Description18
- Part II - Flight Phase Procedures19
- Part III - Multi Phase Procedures24
- Part IV - Degraded Operations30
- Part V - Appendices31
Page Intentionally Left Blank37
- Chapter 2 - SYSTEM OVERVIEW42
Table of Contents51
- Chapter 3 - FMGS OPERATION53
Description/General Display Rules69
- Chapter 4 - MCDU70
Page Intentionally Left Blank97
- Fmgs Initialization99
- FMGC Power Up/Access100
- Check A/C Status Page101
- Enter Alternate / Alternate Route104
- Align IRS105
- Enter Flight Number105
- Enter Cost Index108
- Enter Cruise FL and Temperature108
- Enter Tropopause108
- Enter Climb Wind109
- Enter History Wind (When Applicable)110
- Enter Cruise Wind111
- Enter Alternate Wind112
- Enter Descent Wind112
- Complete F-PLN Page113
- DEPARTURE Pages113
- Enter Departure113
- Monitor ND in PLAN Mode114
- Enter En-Route AIRWAYS115
- Enter a WPT117
- Use AIRPORT Key118
- Enter Arrival119
- Enter / Revise Alternate Route120
- TMPY F-PLN Insert120
- Check & Complete PROG Page124
- Complete PERF Page125
- Reference Speeds126
- Take-Off Shift126
- APPROACH Page127
- Climb Speed127
- Cruise Speed127
- Check F-PLN128
- Estimated Time for Take-Off(ETT)130
- Supplementary Procedures130
- Change IDLE/PERF Factors131
- DATA Not Stored in NAV DATABASE132
- FCU Selection for Take-Off135
- Take-Off with Preset HDG135
- MCDU Page Selection136
- Procedures During Taxi137
- Take-Off from Intersection or Displaced Threshold137
Other Information143
- After Take-Off150
- TAKE-OFF Using Localizer of OPPOSITE RWY150
- Map Shift151
- Other Information151
- Position Update151
- TAKE-OFF with no V2 Entry151
Page Intentionally Left Blank153
- Switching Conditions155
- Normal Climb157
- Speed Control158
- Speed Limit159
- To Resume Managed Speed159
- If a Specific Heading or Track Is Required160
- Lateral Guidance160
- To Resume NAV Mode160
- Intermediate Level-Off162
- Vertical Guidance162
- New CRZ ALT163
- Resuming Climb after Intermediate Level-Off163
- Step Alts163
- GPS Selection164
- EXPEDITE Climb170
- Supplementary Procedures170
- Scratchpad Messages180
- Check Gw181
Page Intentionally Left Blank183
- Switching Conditions185
- Reaching Cruise Flight Level186
- Normal Cruise188
- Speed Control189
- To Resume Managed Speed189
- Lateral Functions190
- Vertical Functions190
- Change Cruise Level191
- Flight Monitoring192
- WIND Data194
- Use of PERF CRZ Page195
- Use of PROG CRUISE Page197
- Descent / Alternate WINDS199
- MCDU Preparation199
- Preparation for Descent and Approach199
- Arrival200
- F-PLN Page200
- Check F-PLN201
- Enter/Revise Alternate Route201
- FUEL PRED Page202
- RAD NAV Page202
- Perf Page203
- PROG Page203
- Re-Pressurization Segment204
- Enter Destination Data205
- Prepare a Circling Approach208
- Secondary F-Pln208
- TOO STEEP PATH AHEAD S-Pad Message212
Table of Contents213
- Switching Conditions215
- Normal Descent216
- Selection of MCDU Pages217
- Managed Speed218
- Speed Control218
- If a Specific Speed Is Required219
- To Resume Managed Speed219
- If a Specific Heading or Track Is Required220
- Lateral Guidance220
- To Resume NAV Mode220
- Managed DESCENT Mode (DES)221
- Selected Vertical Modes (OP des - V/S)221
- Vertical Guidance221
- If HDG-TRK Is Selected222
- Level-Off222
- Typical Vertical Profile223
- Early Descent (Descent before T/D)224
- Variations224
- Late Descent225
- Expedite Descent Function226
- To Resume Normal Descent226
- F-Pln Sequencing230
- Clearing Wpts Already Passed Individually232
- Collapsing a Group of Wpts233
- Use of dir to RADIAL in Function234
- SEC F-PLN Activation237
- Use of PERF des Page238
- Use of PROG DESCENT Page239
- Check APP Selection240
- Cross References240
- Energy Circle240
- More Drag240
- Too Steep Path Ahead240
Table of Contents241
- Switching Conditions243
- Before Approach Activation245
- EFIS Display245
- Energy Circle245
- Radio Navaids245
- Nav Accuracy Check246
- Predictive GPS246
- F-PLN Sequencing247
- Selection of MCDU Pages247
- Approach Activation248
- Automatic Activation248
- Manual Activation249
- Speed Control250
- Approach Management251
- Vdev251
- Vertical Deviation Symbol251
- Trajectory Deviation Symbol252
- ILS or MLS253
- NPA (Non Precision Approach)255
- Circling261
- Nav Accur Downgrad264
- Final Approach Speed265
Page Intentionally Blank271
- Switching Conditions273
- Go-Around Initiation274
- Standard GO-AROUND274
- Acceleration276
- At THR RED Altitude276
- Lateral Guidance276
- Managed Mode276
- Selected Mode276
- At ACC ALT277
- RETURN for Another Approach278
- DIVERSION to ALTN Airport280
- ENABLE ALTN Function280
- Diversion Not Prepared283
- Using SEC F-PLN283
Table of Contents285
- Flight Deck Indications287
- Switching Conditions287
- MCDU Display288
- Pilots Routes288
- Sec F-Pln288
- Supplementary Information289
- Touch-And-Go Landings289
- Use of FMS During Base Training289
- Simsoft291
- Conditions for Switching to PREFLIGHT PHASE292
Mcdu Display297
- Mcdu Display300
- Selection of a Subsystem300
- Fmgc (Opp)302
- Fmgc (Own)302
- Fmgc (Req)302
- Fmgc (Time Out)302
Page Intentionally Left Blank317
- INSERT WPT(S) after the to WPT319
- Lateral Revisions319
- Route Revision319
- Change to WPT321
- DELETE WPT(S)322
- Overfly a Wpt (Ovfy)324
- Next Wpt325
- Airways326
- New Dest328
- Automatic Sequencing329
- F-Pln Sequencing329
- Manual Sequencing329
- At Departure331
- Stringing Rules331
- Change Selected SID (with or Without RWY Change)333
- Route334
- Manual Legs335
- At Arrival336
- Changes During Arrival337
- Incorrect Lateral Trajectory341
- Speed Anomaly During a TMPY F-PLN Insertion341
- DIR to Function342
- General342
- ABEAM PTS / DIRECT to Functions344
- If WPT Is in ACTIVE F-PLN344
- If WPT Is Not in ACTIVE F-PLN348
- Lateral Guidance350
- Notes350
- Dir to Radial in351
- DIR to RADIAL in / RADIAL out Functions351
- Dir to Radial out353
- Lateral Guidance355
- Access357
- HOLD Function357
- HOLD Page357
- Color Coding358
- COMPUTED and DATABASE Prompts358
- Title Page358
- Holding Parameters: INB CRS, TURN, TIME/DIST359
- Last Exit360
- ND Display361
- HOLD Entries362
- HOLD to an Altitude (HA)363
- HOLD to a Fix (HF)364
- HOLD at PPOS365
- HOLD with Manual Termination (HM)365
- HOLD at a Waypoint366
- Deceleration368
- Predictions and Guidance (HM)368
- When in HOLD369
- IMMEDIATE EXIT Prompt370
- RESUME HOLD Prompt370
- Time to Exit371
- HOLD Deletion372
- General373
- OFFSET Function373
- OFFSET Insert374
- Manual Deletion376
- OFFSET Deletion376
- Scratchpad Messages (Automatic Deletion)377
- ALTERNATE Function378
- ALTERNATES Page378
- Without ALTN in Navdb378
- With ALTN in Navdb381
- ENABLE ALTN Function385
- With ALTN RTE Entered in ACTIVE F-PLN386
- ALTN F-PLN Cruise Altitude388
- Without ALTN RTE Entered in ACTIVE F-PLN388
Vertical Constraints/Wind Data389
- Clb/Des Spd Lim [2L]391
- Vertical Constraints391
- To Enter or Modify CLB or des SPD LIM392
- To Delete CLB or des SPD LIM393
- Spd Cstr [3L]394
- Spd Limit Exceeded394
- To Enter or Modify a SPD CSTR at a WPT395
- SPD CSTR in CRZ397
- To Delete a SPD CSTR398
- Utc Cstr [2R]399
- To Enter UTC CSTR at a WPT400
- To Enter Estimated Time of Take-Off (ETT)401
- To Enter Desired Time of Arrival at DEST402
- To Delete or Modify UTC CSTR403
- UTC CSTR in SEC F-PLN403
- Alt Cstr [4R]404
- To Enter or Modify ALT CSTR at a WPT405
- Clb or des407
- ALT WINDOW Cstrs408
- To Delete ALT Cstrs409
- ALT Cstrs in APPROACH Procedure410
- Access411
- Wind Data411
Page Intentionally Left Blank449
- General451
- NAVIGATION Data451
- DATA INDEX 2/2 Page (All NAV Data)452
- Waypoint [1L]453
- Navaid [2L]454
- Runway [3L]456
- Route [4L]457
- Pilots Navaids [2R]461
- Pilots Runways [3R]463
- Pilots Routes464
- AC STATUS Page465
- DUPLICATE NAMES Page466
- Overview469
- RAD NAV Page469
- General Rules470
- RADIO NAV Page Description471
- Vor1/Freq [1L] - Freq/Vor2 [1R]471
- Crs [2L] - [2R]473
- Ils Crs [4L]474
- Ils/Freq [3L]474
- Mls [3R] - [4R]475
- Adf [5L] - [5R]476
- To Cancel Manually Tuned Navaids477
- Manual Selection of an ILS by a Frequency478
- Supplementary Information478
- POSITION Monitoring486
- DRIFT Rate Display Function487
- IRS MONITOR Page487
- GPS MONITOR Page489
- SELECTED NAVAIDS Page489
- DESELECT NAVAID Function490
- DESELECT GPS Function491
- GPS Status [5R]492
- Position Accuracy492
- Accuracy [6C]493
- ESTIMATED Position Error (EPE) [6R]493
- REQUIRED Navigation Performance (RNP) [6L]493
- Navigation Accuracy Cross-Check495
- PREDICTIVE GPS Function497
- DESELECT SATELLITE Function498
- MANUAL POSITION UPDATE Function499
- Check Irs (1)(2)(3)/Fm Position501
- Fms1/Fms2 Pos Diff501
- Map-Shift501
- Position Discrepancy501
Table of Contents503
- General Description505
- Preflight / Eosid506
- Take-Off508
- Climb510
- Cruise512
- Descent/Approach513
- Go-Around514
General Description/Wind Data515
- General Description517
- Flight Plan Init Request520
- INIT REQUEST from INIT a Page520
- INIT REQUEST from AOC FUNCTION Page523
- Before Engine Start524
- F-PLN DATA and PERF DATA UPLINK Messages524
- Data Insertion Via the SEC INIT a Page526
- Delete Uplinked Data Via the SEC INDEX Page527
- F-PLN UPLINK Deletion527
- Additional Messages529
- F-PLN UPLINK Scratchpad Messages529
- Normal Messages529
- Error Messages530
- To Data Request531
- TO DATA REQUEST Via PERF TAKE off Page531
- TO DATA REQUEST Via AOC FUNCTION Page536
- TAKEOFF DATA UPLINK Message537
- Take off Data Insertion540
- Error Message542
- Normal Message542
- TO DATA UPLINK Scratchpad Messages542
- Overview543
- Wind Data543
- Wind Request544
- WIND REQUEST from WIND Pages544
- WIND DATA UPLINK Message548
- Wind Data: Insertion/Deletion548
- Additional Messages553
- Error Messages553
- Normal Messages553
- WIND DATA UPLINK Scratchpad Messages553
- Overview554
- Position Report554
- Manual Position Report from PROG Page555
- Manual Position Report from AOC FUNCTION Page556
- Automatic Position Report557
- Progress Report557
- Flight Plan Report558
- Performance Data Report559
Page Intentionally Left Blank561
- Overview563
- Access to PRINT FUNCTION564
- Manual Print564
- Auto-Print566
- SEC F-PLN Print567
- Error Messages568
- Not Allowed568
- Printer Not Available568
- Flight Plan Init Report570
- Take off Data Report571
- Wind Data Report572
- Preflight Report573
- Inflight Report575
- Postflight Report577
- Secondary Preflight Report578
- Secondary Inflight Report580
Page Intentionally Left Blank583
- Chapter 1 - OVERVIEW585
Page Intentionally Left Blank625
- Definition of Scratchpad Messages629
- General Display Conditions629
- Message Deletion631
- Nd Fm Messages632
  - Center of ND632
  - Bottom of ND633
- Pfd Fm Messages632
- Mcdu Scratchpad Messages634
Page Intentionally Blank647
- Default Chapter649
- Chapter 5 - ND SYMBOLS685
  - Navigation Lateral Symbols687
  - Vertical and Performance Symbols689
- Chapter 6 - ABBREVIATIONS691

Thales FMGS - System Interfaces

Table of Contents