| Acronym | Meaning |
![](file.png) | COFI | Checkout And Fault Isolation (on Board) |
![](file.png) | HEX | Hexadecimal |
![](file.png) | QTR | Qualification Test Report |
![](file.png) | LRV | Launch Readiness Verification |
![](file.png) | MTBF | Mean Time Between Failure |
![](file.png) | ENCL | Enclose |
![](file.png) | SMART | Shuttle Meeting Action - Item Review Tracking |
![](file.png) | MERU | Milliearth Rate Unit |
![](file.png) | OPR | Oxygen Pressure Regulator |
![](file.png) | PCR | Payload Changeout Room |