# SDR UALA2010102203921

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2010
- Submitted: November 15, 2010
- Operation: Air carrier
- Aircraft: [N122UA](https://openairdocs.org/aircraft/N122UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 29168
- Aircraft time: 46,681 hours, 5,589 cycles
- Engine: Pwa PW4056
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Display
- Part number: 6228588105
- Part serial: 195
- Condition: Faulty
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010102203921

## Discrepancy

F/O PFD FAILURE.  SMOKE IN COCKPIT. PULLED R-PFD C/B. SMOKE DISSIPATED. REPLACED F-O PFD & IDS GROUND TEST PASS.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.