# SDR AALA202401236019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2024
- Submitted: January 23, 2024
- Operation: Air carrier
- Aircraft: [N786AN](https://openairdocs.org/aircraft/N786AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30250
- Aircraft time: 91,044 hours, 11,444 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Cdu
- Part number: UNKNOWN
- Condition: Frozen
- Location: Zone 200 - Fuse
- Stage of operation: CR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202401236019

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: INFLIGHT RIGHT CDU DISPLAYED "TIMEOUT-RESELECT" AND FROZE ON MENU PAGE WITHOUT "FMC" DISPLAYED.  RETURN TO FIELD RIGHT MAINTENANCE REPLACEMENT RIGHT CDU R&R IAW AMM 34-61-02 REF LP 7937380.

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