# SDR ASAA2012100693025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2012
- Submitted: October 9, 2012
- Operation: Air carrier
- Aircraft: [N526AS](https://openairdocs.org/aircraft/N526AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35196
- Aircraft time: 13,475 hours, 4,347 cycles
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Display
- Part number: 1741010201
- Part serial: 006758
- Condition: Failed
- Location: Flight Deck
- Part time: 13,478 hours, 4,342 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2012100693025

## Discrepancy

NR 1 FMC SCREEN WENT BLANK FOLLOWED BY A LARGE PUFF OF ELECTRICAL SMOKE. THE SCREEN DISPLAY CAME BACK ON IN 15 SECONDS AND NO FURTHER SMOKE WAS SEEN.  R & R LT MCDU IAW MM 34-61-01-000-802 /MM 34-61-01-400-802. PERFORMED CDU INSTALLATION TEST IAW MM 34-61-01-400-802.  OPS NORMAL.

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