# SDR C2XA10CL007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2010
- Submitted: January 20, 2010
- Operation: Air carrier
- Aircraft: [N14904](https://openairdocs.org/aircraft/N14904), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145477
- Aircraft time: 20,430 hours, 15,546 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 22250N030301
- Part serial: 115
- Condition: Faulty
- Location: Cabin Pressure
- Part time: 24,681 hours, 20,032 cycles
- Stage of operation: DE
- 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/C2XA10CL007

## Discrepancy

ROC FLT 2516 THE CREW REPORTED WHILE DESCENDING THROUGH FL200 AURAL WARNING "CABIN" ACCOMPANIED BY INCREASE CABIN ALT AND DECREASE DELTA P ON EICAS, MANUAL WORKED FINE.  A/C REL IAW MEL 21-30-00/1,CTA"C", CTL NUMBER 185425,
C/W "M" PROCEDURES PER DDP.  MAINTENANCE REPLACED THE DIGITAL CONTROLLER ON 1/15/2010 AND OPERATIONAL CHECKS WERE GOOD.

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