# SDR AALA20160421006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2016
- Submitted: April 21, 2016
- Operation: Air carrier
- Aircraft: [N893NN](https://openairdocs.org/aircraft/N893NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33316
- Aircraft time: 12,945 hours, 5,070 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Part serial: 5496
- Condition: Failed
- Location: Cabin
- Part time: 11,740 hours, 4,860 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20160421006

## Discrepancy

AIRCRAFT WAS NOT GNDED.  AFT LT EMER LIGHTS DID NOT PASS MINIMUM TIME LIMIT DURING FUNCTIONAL CHECK.  R & R POWER SUPPLY IAW AMM 33-51-06.  SYS CHECKED NORMAL.

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