# SDR R61A201801290094

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2018
- Submitted: January 30, 2018
- Operation: Air carrier
- Aircraft: [N109HQ](https://openairdocs.org/aircraft/N109HQ), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000168
- Aircraft time: 26,950 hours, 21,060 cycles
- System (JASC): [2450 · AC Power Distribution System](https://openairdocs.org/jasc/2450)
- Part: Circuit Breaker
- Condition: Broken
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A201801290094

## Discrepancy

AVIONICS MAU 1A FAILED. DECLARED EMERGENCY, DIVERTED,  LANDED WITHOUT INCIDENT.  FOUND THE LT CIRCUIT BREAKER PANEL B7 MAU 1 POWER 1 CIRCUIT BREAKER TRIPPED AND BROKEN. R & R THE CIRCUIT BREAKER.

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