# SDR CALA2013080200529

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2013
- Submitted: August 2, 2013
- Operation: Air carrier
- Aircraft: [N26232](https://openairdocs.org/aircraft/N26232), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28942
- Aircraft time: 45,814 hours, 16,925 cycles
- System (JASC): [3100 · Indicating/Recording System](https://openairdocs.org/jasc/3100)
- Part: Transponder
- Condition: Malfunctioned
- Location: Center Pedestal
- Part time: 37,577 hours, 13,522 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013080200529

## Discrepancy

FIRST DIGIT OF TRANSPONDER INOPERATIVE.  INVALID EMPLOYEE NR USED. USED A3907 FOR SECPTER ENTRY.  R & R ATC CONTROL PANEL IAW AMM 34-53-03.  OPS CHECKED GOOD.

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