| Acronym | Meaning |
| DCC | DCCUDigital Command And Control Unit |
| EIU | Engine Interface Unit |
| RGAL | Rate Gyro Assembly-Left SRB |
| CAM | R Camera |
| CAM | Content Addressable Memory |
| RCVS | Remote Control Video Switch |
| CAM | Computer Annunciation Matrix |
| PID | Program Introduction Document |
| DEACT | Deactivate |
| SOATS | SLPport Operation Automated Training System |