| POWER | SERVICE | CYCLING | DESCRIPTION |
|---|---|---|---|
| Off | Off | Off | No power or key is in off position |
| Off | On | Off | Failure - system has electrical power |
| Off | Off | On | Failure - system has electrical power |
| Off | On | On | Failure - system has electrical power |
| On | Off | Off | Hung in POST, OBP, or OS |
| On | Off | On | Hung in OS |
| On | On | Off | Hung in POST, OBP, or OS with a failed component |
| On | On | On | Hung in POST, OBP, or OS with a failed component |
| On | Off | Flashing | OS running and system operating normally |
| On | On | Flashing | OS running with a failed component |
| On | Flashing | Off | Slow flash = POST / Fast flash = OBP |
| On | Flashing | On | OBP or OS error |
| POWER | SERVICE | CYCLING | DESCRIPTION |
|---|---|---|---|
| Off | Off | Off | No power or key is in off position |
| Off | On | Off | Low power mode - board can be unplugged |
| Off | Off | Flashing | Undefined error code |
| Off | On | Flashing | Undefined error code |
| On | Off | Off | Hung in POST, OBP, or OS |
| On | Off | On | Hung in OS |
| On | On | Off | Hung in POST, OBP, or OS with a failed component |
| On | On | On | Hung in POST, OBP, or OS with a failed component |
| On | Off | Flashing | OS running and system operating normally |
| On | On | Flashing | OS running with a failed component |
| On | Flashing | Off | Slow flash = POST / Fast flash = OBP |
| On | Flashing | On | OBP or OS error |