# SDR HAIHEEA9354

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N107X](https://openairdocs.org/aircraft/N107X), registered now
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 33113
- System (JASC): [2312 · VHF Communications System](https://openairdocs.org/jasc/2312)
- Part: Transceiver
- Part number: 071121925
- Condition: Malfunction
- Location: Cockpit
- Component: KFS598
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HAIHEEA9354

## Discrepancy

WILL NOT TRANSMIT.  WHILE TRANSMITTING BACKGROUND NOISE PRESENT. PERFORMED PRELIMINARY INSPECTION AND FOUND PHOTOCELL LENS MISSING AND TRANSFER SWITCH S102 BAD; ALSO FOUND HEADER MOD NOT PERFORMED.  REPLACED PHOTOCELL LENS, S102 TRANSFER SWITCH AND P201 HEADER.  CHECKED 28V LIGHTING.  BENCH CHECK GOOD.

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