# SDR SIMA20260716003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2026
- Submitted: July 17, 2026
- Operation: Air carrier
- Aircraft: [N237NN](https://openairdocs.org/aircraft/N237NN), 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: 17000575
- Aircraft time: 25,484 hours, 17,283 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Condition: Faulted
- Location: Nr 2
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20260716003

## Discrepancy

IDG 2 OFF BUS INDICATION ON EICAS. RAN QRH PROCEDURE UNABLE TO GET IDG2 ONLINE. FLIGHT CREW PLACARD DEFERRED IDG2 OFF BUS INDICATION ON EICAS. RAN QRH PROCEDURE UNABLE TO GET IDG2 ONLINE PER MEL 2405. AUTH#070987D-A EXP# 2FLT-DAY.

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