| Acronym | Meaning |
| PTCS | Planning |
| LC | Integrated Circuit |
| DPP | Discrepancy R12POrt |
| FCA | Frequency Control Analysis |
| SW/PM | System Management/Performance Monitor |
| SIS | Systems Integration Schedule |
| CDF | Confined Detonating Fuse |
| TGT | Target |
| TR2 | Payload Furnished Mars Tape Recorder (2 Of 2) |
| TI | Information Systems (KSC Directorate) |