03/29/21
Message Overview:
Message Description:
No TTRB data received at (R-PFD, RMFD, R-TDR).
Possible Causes:
- Traffic Alert And Collision Avoidance System (TCAS) Processor (A5)
- Associated Wiring
Troubleshooting Tips:
Advisory Wire/Service Bulletin: None
Forum Articles/Infoservice/Newsletter: None
Fault Confirmation Procedure:
- Message# = 1
- Comp Id = A005
- {Term Definitions}
- PFD2-34 2X 351 NA EXCT XXXX-XXTX XXXX-XXXX XXXX-XXXX 351: 26;NO TA/RA-2 INPUT
- MFD2-35 2X 351 NA EXCT XXXX-XXTX XXXX-XXXX XXXX-XXXX 351: 26;NO TA/RA-2 INPUT
- TDR2-5 2X 350 10 EXCT XXXX-TXXX XXXX-XXXX XXXX-XXXX 350: 28;NO TTR-TX-2 IN
Quick Links:
| Standard Practices - Replace Wiring | SPM 20-12-00-02 |
| Standard Practices - Repair Wiring | SPM 20-12-10-02 |
Troubleshooting Recommendations:
- Suspect failed TTR output or wiring.