# SDR CALA2015040600241

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2015
- Submitted: April 6, 2015
- Operation: Air carrier
- Aircraft: [N25201](https://openairdocs.org/aircraft/N25201), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28958
- Aircraft time: 48,474 hours, 17,794 cycles
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Display
- Part number: 1741010301
- Part serial: 3467
- Condition: Malfunctioned
- Location: Cockpit
- Part time: 24 hours, 8 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2015040600241

## Discrepancy

THE CAPTAINS CDU STARTED TO MAKE LOUD CRACKING RATTLING NOISES, THEN SMOKE STARTED TO EMIT FROM THE CDU.  THE FMCS 1 CB THEN POPPED.  CONFIRMED CDU CAPTAINS SIDE CAUSES BURNING ODOR.  R & R CAPTAINS CDU IAW AMM 34-61-01-401.  OPERATIONS CHECK NORMAL IAW OTHER REFERENCES AMM 20- 60-01 & AMM 5-51-26.  ACFT OK FOR SERVICE.  ROTABLE PARTS CHANGE WAS INDICATED.  TT 1683381, SN OFF 03461 DISPLAY, FLIGHT OFF 29-3461-9-0010 3467 ON 29-3461-9-0010 3750.

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