# SDR DALA2019013100637

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2019
- Submitted: January 31, 2019
- Operation: Air carrier
- Aircraft: N916DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49591
- Aircraft time: 80,939 hours, 61,905 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: RPS1B
- Part serial: 032
- Condition: Inoperative
- 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/DALA2019013100637

## Discrepancy

EMERGENCY EXIT AND PATH LIGHTS ROW 1-12 IN OP. T/S EMERGENCY LIGHTS IAW AMM 33-53, R/R BATTERY POWER SUPPLY, P/N RPS1B, S/N OFF 032, S/N ON 6830, OP CKS GOOD IAW AMM 33-53. (LP5242190)

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