# SDR IXXA20230102151

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 31, 2022
- Submitted: January 2, 2023
- Operation: Air carrier
- Aircraft: [N751CX](https://openairdocs.org/aircraft/N751CX), registered now
- Make and model: Boeing 757-2Q8
- Registry model: [Boeing 757-2Q8](https://openairdocs.org/model/boeing-757-2q8) (OpenAirDocs)
- Aircraft serial: 26273
- Aircraft time: 67,818 hours, 24,641 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20131A
- Part serial: 121753
- Condition: No Test
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IXXA20230102151

## Discrepancy

DURING ROUTINE MAINTENANCE, RIGHT MID AFT EMERGENCY EXIT LIGHTS WILL NOT TEST. REMOVED AND REPLACED POWER SUPPLY AND BATTERY PACK IAW B757 AMM 33-51-07. SYSTEM CHECK GOOD.

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