03/19/21
Message Overview:
Message Description:
No output from CDU.
Possible Causes:
- Control Display Unit (CDU) (A69)
- Associated Wiring
Troubleshooting Tips:
Advisory Wire/Service Bulletin: None
Forum Articles/Infoservice/Newsletter: None
Fault Confirmation Procedure:
- LRU = CDU2 CDU 2
- ATA Chapter = 34-61
- Message# = 1
- Comp Id = A069
- {Term Definitions}
- FMC2-4 2X 350 10 EXCT XXXX-XXXX XXXX-XXTX XXXX-XXXX 350: 18;NO R-CDU-1 BUS INPUT
- CDU2-1 2X 350 10 ABSN XXXX-XXXX XXXX-XXXX XXXX-XXXX 350: (A) NO IOC 2X IN
- CDU1-2 1X 350 01 EXCT XXXX-XXXX XXXX-XXXX XXXX-XTXX 350: 11;NO R-CDU-3 IN (XTALK).
Quick Links:
| Removal of the Control Display Unit (CDU) | AMM 34-61-05-000-801 |
| Installation of the Control Display Unit (CDU) | AMM 34-61-05-400-801 |
| Standard Practices - Replace Wiring | SPM 20-12-00-02 |
| Standard Practices - Repair Wiring | SPM 20-12-10-02 |
Troubleshooting Recommendations:
None