# SDR ASAA2024021647911

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2024
- Submitted: February 20, 2024
- Operation: Air carrier
- Aircraft: [N407AS](https://openairdocs.org/aircraft/N407AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41731
- Aircraft time: 42,056 hours, 13,112 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Faulty
- Location: Emergency Lights
- Stage of operation: TX
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2024021647911

## Discrepancy

AFTER LANDING EMERGENCY EXIT LIGHTS AROUND R1 AND 1ST CLASS CABIN CAME ON FOR APPROX 30 SECS TO 1 MINUTE. GROUNDED - YES. VERIFIED DISCREP. AS I WAS REMOVING M2816 EMERGENCY EXIT LIGHT BATTERY PACK, BUMPED BATTERY PACK AGAINST FRAME WORK, DISCREP. LIGHTS CAME ON FOR 30 SEC. M2816 REMOVED/REPLACED REF AMM 33-51-06, OPS NM REF SAME AMM.

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