| Acronym | Meaning |
 | SIS | SiMUlator Interface SYstem (SubsYstem) |
 | R | Regulate |
 | DVS | Digital Voice System |
 | TPAD | Trunnion Pin Attachment Device |
 | RJD | Reaction Jet Driver |
 | MCP | Monitoring And Control Panel |
 | EPL | Electrical Power Level |
 | COFI | Checkout And Fault Isolation (on Board) |
 | CSF | Cost Sensitivity Factor |
 | SRDH | System Requirements Definition Handbook |