# SDR SIMA20160710003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2016
- Submitted: July 11, 2016
- Operation: Air carrier
- Aircraft: [N638AE](https://openairdocs.org/aircraft/N638AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145172
- Aircraft time: 39,872 hours, 36,210 cycles
- System (JASC): [2440 · External Power System](https://openairdocs.org/jasc/2440)
- Part: Control Module
- Part number: 7281000501
- Part serial: 1214
- Condition: Failed
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20160710003

## Discrepancy

ARRIVAL, ACFT NO POWER SELECTED,  BUT GPU AVAILABLE LIGHT, NOT SELECTED) FO TURNED BATTS ON MFD SHOWED GPU VOLTAGE AT 37.7 V INTERIOR SIDE WALL LIGHTS ON ALL LEFT HAND SIDE INOP AND SHE (FA) SMELLED A FAINT BURNING ODOR.  REMOVED AND REPLACED CONTROL MODULE I.A.W EMB 145 AMM 33-21-01. OPS CHK GOOD AT THIS TIME.

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