| Acronym | Meaning |
| LGA | Low Gain Antenna |
| O&C | Operation And Checkout |
| PRN | Pseudo-Random Noise |
| SDS | Shuttle Dynamic Simulation (Simulator) |
| D&C | Displays And Controls |
| TVSA | Thrust Vector Control Servoamplifier |
| RSMM | Redundant System Monitor Model |
| TSLD | Troubleshooting Logic Diagram |
| VAC | Vehicle Assembly And Checkout |
| SA | Support Area |