# SDR SWAA2020052078990

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2020
- Submitted: May 20, 2020
- Operation: Air carrier
- Aircraft: N7718B
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 32665
- Aircraft time: 47,584 hours, 23,699 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71701100SWA
- Part serial: 46499
- Condition: Discharged
- Location: Cabin
- 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/SWAA2020052078990

## Discrepancy

LEFT UPER OVER WING EXIT SIGN DID NOT COME ON; LOWER OVERWING EXIT SIGN DID NOT COME ON / R&R EMERGENCY BATTERY PACK M1668. REF AMM 33-51-06 OPS CK GOOD P/N ON/OFF: D717-01-100SWA S/N OFF: 46499 S/N: 203301

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