# SDR DXTA20082958

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 21, 2008
- Submitted: March 24, 2008
- Operation: Air carrier
- Aircraft: N999QS
- Make and model: Cessna 750
- Registry model: [Cessna 750](https://openairdocs.org/model/cessna-750) (OpenAirDocs)
- Aircraft serial: 7500203
- Aircraft time: 5,605 hours, 3,334 cycles
- Engine: Allsn AE3007C
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Diode
- Condition: Burned
- Stage of operation: DE
- 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/DXTA20082958

## Discrepancy

REMOTE CB TRIPPED CYAN CAS MESSAGE. ILLUMINATED DURING DESCENT.  MESSAGE WAS ACCOMPANIED BY ODOR OF ELECTRICAL SMOKE.  OPENED AFT "J" BOX & FOUND CB HK005 TRIPPED. RESET BREAKER, POWERED AIRCRAFT. POWERED PASSENGER SAFETY SYSTEM. AFTER APPROX 10 MIN. CB HK005 TRIPPED. INSPECTED WIRING & FOUND DIODE BURNED ON RELAY BEHIND SWITCH PANEL FOR PASSENGER SAFETY SWITCH. REMOVED & REPLACED BAD DIODE. C/W SATISFACTORY OPERATIONAL CHECK OF THE PASSENGER WARNING SYSTEM. ALL EICAS INDICATIONS NORMAL. IAE MM 33-20-01.

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