# SDR ASAA2017042120502

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 21, 2017
- Submitted: April 24, 2017
- Operation: Air carrier
- Aircraft: [N434AS](https://openairdocs.org/aircraft/N434AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 61620
- Aircraft time: 4,500 hours, 1,449 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Unknown
- Condition: Malfunctioned
- Location: Satcom
- 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/ASAA2017042120502

## Discrepancy

UNABLE TO CONNECT TO DISPATCH USING SATCOM. GROUNDED - YES. REF AMM 23-15-00-730-801 SATCOM SYSTEM TEST. SUCCESSFUL 2 WAY COMMUNICATION OUTGOING AND INCOMING WITH DISPATCH ON BOTH SAT 1/2 VIA THE MCDU AND CALLING THE A/C'S IRIDIUM SATCOM PHONE NUMBER. OPS TEST NORMAL. THIS CLEARS MEL 23-18.

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