# SDR DL76L090917

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2009
- Submitted: June 1, 2009
- Operation: Air carrier
- Aircraft: [N197DN](https://openairdocs.org/aircraft/N197DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 28454
- Aircraft time: 54,252 hours, 7,969 cycles
- System (JASC): [2312 · VHF Communications System](https://openairdocs.org/jasc/2312)
- Part: Module
- Condition: Malfunctioned
- Location: Lt Vhf Radio
- Stage of operation: TX
- How discovered: O
- Nature of condition: S
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL76L090917

## Discrepancy

LT VHF WILL TRANSMIT, REC ONLY HISTORY.  REMOVED AND REPLACED SWITCHING MODULE IAW MM.  ETOPS CATEGORY 'B': DIVERSION OR TURNBACK.

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