# SDR XNOA1213

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2004
- Submitted: November 30, 2004
- Operation: Air carrier
- Aircraft: N79754
- Make and model: Boeing 727-200
- Registry model: [Boeing 727-200](https://openairdocs.org/model/boeing-727-200) (OpenAirDocs)
- Aircraft serial: 21363
- Aircraft time: 55,407 hours, 35,114 cycles
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Warning Light
- Condition: False Activation
- Location: Cargo Fire
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/XNOA1213

## Discrepancy

LOWER FORWARD CARGO FIRE LIGHT AND BELL ILLUMINATED IN FLIGHT DIVERTED TO BNA.  PERFORMED OPS CHECK ON CDU, INDICATED FALSE ALARM S/N M13198.  VISUALLY CHECKED LOWER BELLY.  TRANSFER TO DMI 4771.  MEL 26-19-1 CAT B. SWAPPED SENSOR FROM P-3 TO FWD CARGO FOR TROUBLE SHOOTING, R/R SMOKE DETECTOR IN FWD PIT, REPROGRAMMED CDU, OPS CK GOOD IAW B727 MM 26-17-00. THIS ACTION CLEARS DMI 4771. PLACARDS REMOVED.  (STATUS:SUPP/CLOSED)

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