# SDR IXXA20260813070

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 13, 2026
- Submitted: August 14, 2026
- Operation: Air carrier
- Aircraft: [N457AZ](https://openairdocs.org/aircraft/N457AZ), registered now
- Make and model: Boeing 767323
- Aircraft serial: 25448
- Aircraft time: 115,993 hours, 21,458 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Display
- Part number: 4077880908
- Part serial: 32149531
- Condition: Faulted
- Location: Zone 200
- Part time: 129 hours, 129 cycles
- Stage of operation: TX
- 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/IXXA20260813070

## Discrepancy

PRIOR TO BLOCK OUT FLIGHT CREW REPORTED LEFT FLIGHT MANAGEMENT COMPUTER FAILED ALONG WITH AN ELECTRICAL SMOKE SMELL. REMOVED AND REPLACED LEFT CONTROL DISPLAY UNIT IN ACCORDANCE WITH B767 AMM 34-61-02. ACCOMPLISHED FLIGHT MANAGEMENT COMPUTER SYSTEM CONTROL DISPLAY UNIT TEST IN ACCORDANCE WITH B767 AMM 34-61-02 NO FAULTS NOTED.

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