# SDR CALA2020111301276

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 2020
- Submitted: November 13, 2020
- Operation: Air carrier
- Aircraft: [N215UA](https://openairdocs.org/aircraft/N215UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30221
- Aircraft time: 73,303 hours, 15,265 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2020111301276

## Discrepancy

B777-33-3-7019 DOOR 4R EMERGENCY LIGHT POWER SUPPLY M33408 BATTERY PACK CAPACITY CHECK FAIL, REF NR LP 9130327 DR 4R EMERGENCY LIGHT POWER SUPPLY M33408.  CHARGER AND BATTERY PACK REPLACED AND TESTED NORMAL, AS PER AMM 33-51-06.

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