# SDR UALA2011070103237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 2011
- Submitted: August 2, 2011
- Operation: Air carrier
- Aircraft: N127UA
- Make and model: Boeing 747422
- Aircraft serial: 28813
- Aircraft time: 47,963 hours, 5,691 cycles
- Engine: Pwa PW4056
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Controller
- Part number: 1167006144
- Part serial: 987040953
- Condition: Faulty
- Location: Cabin
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011070103237

## Discrepancy

BIG .. FASTEN SEAT BELT..  SIGN IN EACH OF THE COCKPIT BUNKS STAY ON EVEN THOUGH INOPED.  REPLACED LAC NR 4 ON PTT #9632013.  SYSTEM NORMAL.

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