| Acronym | Meaning |
| SPAD | Shuttle Payload Accommodation Document |
| OLIF | Orbiter Landing Instrumentation Facilities |
| TV | Television |
| CCM | Crew/Cargo Module |
| MADS | Modular Auxiliary Data Systems |
| PMU | PCM Master Unit |
| PFS | Percent Full Scale |
| IPC | Intermittent Positive Control |
| M | ESAMiniature Electrostatic Accelerometer |
| SPECT | Spectrometer |