| Acronym | Meaning |
| CMTS | Computerized Maintenance Test System |
| M | Mega |
| IPS | IRInclination Of The Ascending Return |
| I | DPS Interface Digital Processor |
| PERIGEE | AlPerigee Altitude |
| WTR | Western Test Range |
| PN | Part Number (P/N Preferred) |
| RPL | Rated Power Level |
| ISS | Inhibit/Override Summary Snapshot Display |
| CSC | Computer Sciences Corporation |