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EMB135 flight crew experiences a 'lateral mode off' EICAS message along with loss of navigation data on the mfd during an RNAV departure. ATC is advised and issues a heading; but within seconds all navigation data reappears.
| Attributes | |
| ACN | 1063259 |
| Time | |
| Date | 201301 |
| Local Time Of Day | 0601-1200 |
| Place | |
| Locale Reference | DFW.Airport |
| State Reference | TX |
| Aircraft 1 | |
| Make Model Name | EMB ERJ 135 ER/LR |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Climb |
| Component | |
| Aircraft Component | GPS & Other Satellite Navigation |
| Person 1 | |
| Function | First Officer Pilot Flying |
| Qualification | Flight Crew Commercial |
| Person 2 | |
| Function | Pilot Not Flying Captain |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe |
Narrative:
Departing 18L from dfw on the soldo 3 SID; we received a 'lateral mode off' (navigation had been selected ; and was in navigation mode) EICAS message in the climb along with the loss of nav data on the mfd. ATC was notified immediately and were given a heading. Very shortly after ATC's instructions; all data and info came back online. Continued on; uneventful flight. ATC advised us of no problem and no deviation. Possible satellite signal interruption.
Original NASA ASRS Text
Title: EMB135 flight crew experiences a 'Lateral Mode Off' EICAS message along with loss of navigation data on the MFD during an RNAV departure. ATC is advised and issues a heading; but within seconds all NAV data reappears.
Narrative: Departing 18L from DFW on the Soldo 3 SID; we received a 'Lateral Mode Off' (NAV had been selected ; and was in NAV mode) EICAS message in the climb along with the loss of nav data on the MFD. ATC was notified immediately and were given a heading. Very shortly after ATC's instructions; all data and info came back online. Continued on; uneventful flight. ATC advised us of no problem and no deviation. Possible satellite signal interruption.
Data retrieved from NASA's ASRS site as of July 2013 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.