# SDR UALA2012111206495

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2012
- Submitted: December 17, 2012
- Operation: Air carrier
- Aircraft: [N224UA](https://openairdocs.org/aircraft/N224UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30225
- Aircraft time: 44,961 hours, 5,426 cycles
- Engine: Pwa PW40903
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Module
- Part number: S243W0011601
- Part serial: 46
- Condition: Failed
- Location: Nr 2
- Stage of operation: IN
- 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/UALA2012111206495

## Discrepancy

LEFT AIMS CPM-ACMF (M002) FAILED.  REPLACED CORE PROCESSOR MODULE M002 LEFT AIMS AND LOADED SOFTWARE PER MM.  ALSO ACP MACH BIAS MOD PROCEDURE PER MM.  OPS CHECKS NORMAL.  NO FAULT MESSAGE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.