| Acronym | Meaning |
 | FTRD | Flight Test Requirements Document |
| LWS | Lightning Warning System |
| SOPC | Shuttle Operations Planning Complex |
| PA | Paging And Area Warning |
| GCN | Ground Communications Network (A/G Worldwide Net) |
| E | East |
| LED | Light Emitting Diode |
| RSMM | Redundant System Monitor Model |
| LAN | Local Area Network |
| ITO | Integration And Test Order |
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