# SDR CALA2013082190644

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 2013
- Submitted: August 23, 2013
- Operation: Air carrier
- Aircraft: [N642UA](https://openairdocs.org/aircraft/N642UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25092
- Aircraft time: 93,883 hours, 14,878 cycles
- Engine: Pwa PW4060
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Amplifier
- Part number: 6228850200
- Part serial: 29
- Condition: Faulty
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013082190644

## Discrepancy

REPLACED THE SATELLITE COMMUNICATIONS LOW GAIN AMPLIFIER M1783 DUE TO NUMEROUS FAULTS IN THE SATELLITE DATA UNIT FAULT HISTORY FOR 'LGA -HPA TX GAIN'.  REPLACED LOW GAIN AUDIO MANAGEMENT PANEL, AUDIO CONTROL PANEL INSTALLATION TESTED GOOD.

---
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.