03/25/21
Message Overview:
Message Description:
R-TDR-1 data absent at (R-IOC, R-RIU, TTR-B).
Possible Causes:
- Air Traffic Control Transponder 2 (ATC) (A30)
- Associated Wiring
Troubleshooting Tips:
Advisory Wire/Service Bulletin: None
Forum Articles/Infoservice/Newsletter: None
Fault Confirmation Procedure:
- Message# = 1
- Comp Id = A030
- {Term Definitions}
- TDR2-1 2X 350 10 ABSN XXXX-XXXX XXXX-XXXX XXXX-XXXX 350: (A) NO IOC 2X IN;
- RIU2-21 2X 351 10 EXCT XXXX-XXXX XXXX-XXXX XTXX-XXXX 351: 15;R-TDR-1 INPUT INACTIVE
- TTRB-6 2X 350 00 EXCT XXXX-XXXX XXXX-XXXT XXXX-XXXX 350: 17;MODE-S R-TDR-XT INPUT
Quick Links:
| Removal of the Air Traffic Control (ATC) Transponder | AMM 34-51-01-000-801 |
| Installation of the Air Traffic Control (ATC) Transponder | AMM 34-51-01-400-801 |
| Standard Practices - Replace Wiring | SPM 20-12-00-02 |
| Standard Practices - Repair Wiring | SPM 20-12-10-02 |
Troubleshooting Recommendations:
- Suspect failed R-TDR output or wiring.