| Acronym | Meaning |
| OTR | Outer |
| ERP | Effective Radiation Power |
| HID | Hardware Interface Device |
| DRD | Data Requirement Description |
| SACS | Software Avionics Command SuPport |
| SIMAS | Shuttle Information Management Accountability |
| LCOM | Logic Control OutPut Module |
| INSTRUMENTA | Instrumentation And Communication |
| CTPD | Crew Training And Procedures Division (JSC) |
| INSTALLATIO | Installation Notice Card |