| Acronym | Meaning |
| TVSSIS | TV Subsystem Interconnecting Station |
| COFR | Certificate Of Flight Readiness |
| M | Missing (Data) |
| FIIG | Federal Item Identification Guide |
| MEAR | Maintenance Engineering Analysis Request |
| MSE | Mission Staff Engineer |
| CDU | Coupling Display Unit |
| OTC | Orbiter Test Conductor |
| ATCS | Active Thermal Control System |
| SRCBD | Software Requirements Change Board Directive |