# SDR JJBA202005041001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 1, 2020
- Submitted: May 4, 2020
- Operation: Air carrier
- Aircraft: [N23139](https://openairdocs.org/aircraft/N23139), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145731
- Aircraft time: 43,671 hours, 26,726 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20131A
- Part serial: 94246
- Condition: Discharged
- Location: Cabin
- Part time: 28,833 hours, 19,959 cycles
- 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/JJBA202005041001

## Discrepancy

BOTH OVER WING EMERGENCY LIGHTS ARE INOPERATIVE. R&R EMERGENCY LIGHT BATTERY #4. OPS CHECK SAT.

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