| Name | Data Type | Definition | |
|---|---|---|---|
| OPERATIONAL | string | Operating normally. | |
| UNSERVICEABLE | string | Not available. | |
| ONTEST | string | On test, do not use. | |
| INTERRUPT | string | Expect interruptions of the signal. | |
| PARTIAL | string | Operating with limited capabilities. For example, used when just the DME part of a VOR/DME is working. | |
| CONDITIONAL | string | Operative subject to published limitations or conditions. | |
| FALSE_INDICATION | string | Giving false indication, do not use. | |
| FALSE_POSSIBLE | string | False indication possible, use with caution. | |
| DISPLACED | string | Displaced | |
| IN_CONSTRUCTION | string | In Construction | |
| OTHER | string | Other |