# SDR ASAA2021070235219

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 30, 2021
- Submitted: July 2, 2021
- Operation: Air carrier
- Aircraft: [N537AS](https://openairdocs.org/aircraft/N537AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35204
- Aircraft time: 35,179 hours, 10,192 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Transceiver
- Part number: 8222835002
- Part serial: 49HK48
- Condition: Inoperative
- Location: Satcom 1
- Part time: 10,367 hours, 2,952 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2021070235219

## Discrepancy

SAT 1 TRANSMIT WEAK AND CUT OUT. NO SIDE TONE HEARD DURING TRANSMISIONS. GROUNDED - YES. REPLACED SATCOM RIT. OPS CHECK GOOD COMMUNICATION WITH DISPATCH 5X5. B737-800 AMM 23-15-00 ROTABLE PART VERIFIED BY QC . JOE FROM DISPATCH CONTACTED.3313235.

---
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.