| Acronym | Meaning |
![](file.png) | OM | Operational Mid DSC Or MDM |
![](file.png) | MDR | Missing Data Report |
![](file.png) | ESW | Engine Status Word |
![](file.png) | RHC | Rotational Hand Controller |
![](file.png) | QD | Quick Disconnect |
![](file.png) | REM | Release Escape Mechanism |
![](file.png) | CPCI | Computer Prograni Configuration Item |
![](file.png) | CTS | COMPuterized Training System |
![](file.png) | SIE | Shuttle Interface Equipment Services |
![](file.png) | EAD | ElectricallY Alterable Device |