# SDR ASAA2023082144708

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2023
- Submitted: August 22, 2023
- Operation: Air carrier
- Aircraft: [N419AS](https://openairdocs.org/aircraft/N419AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41734
- Aircraft time: 38,868 hours, 12,295 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023082144708

## Discrepancy

VTK DISPLAYED ON FO'S ND. SINGLE FMC OPERATIONS DISPLYED ON FMC SCRATCH PAD. COMPLIED WITH QRH PROCEDURE. GROUNDED - YES. VERIFIED FAULT R/H FMC INOP. CYCLED 2 C/B'S R/H FMC OPS NML. LAST FLT SHOWS 4 PG'S OF STEADY FAULTS. ACCOMP. FMC SENSOR TEST BOTH FMC SHOW OK & FIXED OUT PUT TEST BOTH FMC'S PASS TEST. REF. M/M 34-61-00-710-026 & M/M 34-61-00-710-027 SEA/MC NOTIFIED JERRAD.

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