# SDR ASAA12510870

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2011
- Submitted: January 3, 2012
- Operation: Air carrier
- Aircraft: [N512AS](https://openairdocs.org/aircraft/N512AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 39043
- Aircraft time: 12,605 hours, 4,051 cycles
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Cdu
- Part number: 1741010201
- Part serial: 006396
- Condition: Defective
- Location: Cockpit
- Part time: 12,593 hours, 4,049 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA12510870

## Discrepancy

FMC SCREEN ON F/O'S SIDE "FLICKERS" AND BUTTONS ON LT & RT SIDE DID NOT LIGHT UP.  REPLACED F/O MCDU AMM 34 61 00.  OPS CHECKED NORMAL.

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