# SDR ASAA2022080939469

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2022
- Submitted: August 12, 2022
- Operation: Air carrier
- Aircraft: [N976AK](https://openairdocs.org/aircraft/N976AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 64967
- Aircraft time: 732 hours, 241 cycles
- System (JASC): [2310 · HF Communications System](https://openairdocs.org/jasc/2310)
- Part: Satcom
- Part number: UNKNOWN
- Condition: Inoperative
- Location: Unknown
- Stage of operation: NR
- 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/ASAA2022080939469

## Discrepancy

SATCOM INOP UNABLE TO MAKE CALL. GROUNDED - YES. ACCOMPLISHED SATCOM SYSTEM BITE TEST REF. B737-9 AMM 23-15-00-740-801 AND AMM 23-15-00-740-802. BITE TEST GOOD. PERFORMED SATCOM SYSTEM OPERATIONAL TEST REF. AMM 23-15-00-710-801. OPS TEST GOOD. ABLE TO MAKE CALL AND RECEIVED CALL PROPERLY.

---
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.