| Acronym | Meaning |
 | MTS | Master Timing System |
| SCE | Signal Conditioning Equipment |
| CTS | Canadian Technology Satellite |
| CD | Center Director (KSC Directorate) |
| SGLS | Space-ground Link System |
| DCO | Detailed Checkout |
| EIU | Engine Interface Unit |
| TWD | Twisted Double Shielded |
| OPLF | Orbiter Processing And Landing Facility |
| CIS | Component Identification Sheet |
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