| Acronym | Meaning |
| MON | Monitor |
| PID | Program Information Document |
| SIM | Simulate |
| PMI | Principal Maintenance Inspector |
| HRM | High Rate Multiplexer |
| PCRB | Program Change Review Board (RI Launch |
| CDU | Computer Display Unit |
| MYTA | MMYTAMaintainability Task Analyses |
| CAR | Configuration And Acceptance Review |
| MFG | Major Functional Group |