# SDR AALA201912319008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 30, 2019
- Submitted: December 31, 2019
- Operation: Air carrier
- Aircraft: [N721AN](https://openairdocs.org/aircraft/N721AN), registered now
- Make and model: Boeing 777323ER
- Aircraft serial: 31546
- Aircraft time: 29,039 hours, 3,207 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Warning Message
- Condition: False Activation
- Location: Smoke Detector
- Stage of operation: NR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201912319008

## Discrepancy

AIRCRAFT NOT GROUNDED: PILOT REPORTS RECEIVED A FALSE SMOKE REST UPPER NR 5 DOOR.  (NO SMOKE DETECTED). MAINTENANCE FOUND NO ENTRIES IN MAT/EICAS HISTORY FILE. PERFORMED JOB CARD 2307. OF AR SMOKE DETECTOR OPS CHECK. FOUND NO ERRORS.

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