Date |
Time |
Component |
Description |
|
10/03/2006 | 18:00:00 | | Restore SEM to standard operational configuration |
|
09/28/2006 | 17:05:00 | | Major spacecraft attitude perturbation resulted in autonomous battery undervoltage safing macro implementation turning off SEM. |
|
12/16/2003 | 15:30:00 | TED | Set TED electron power supply bias voltage to operational level. Recovery ops complete. |
|
12/16/2003 | 13:57:00 | TED | SEM TED pulse height discriminatinator to level-4 (operational value). |
|
12/16/2003 | 13:56:00 | TED | TED electron and proton channel biases to level 1 to continue recovery ops. |
|
12/16/2003 | 13:55:00 | TED | Turn TED high voltage on to continue recovery. |
|
12/16/2003 | 13:53:00 | TED | Turn TED off for SEM recovery operations |
|
12/16/2003 | 13:53:00 | TED | Turn TED ON to continue SEM recovery . |
|
12/16/2003 | 09:45:00 | TED | SEM TED Autonomous Reset. |
|
03/10/2003 | 16:04:00 | TED | Turn TED off |
|
03/10/2003 | 16:04:00 | TED | Turn TED On |
|
03/10/2003 | 16:04:00 | TED | Turn TED high voltage on |
|
03/10/2003 | 16:04:00 | TED | TED electron and proton channel biases to known levels |
|
03/10/2003 | 16:04:00 | TED | Sets pulse height discriminatinator levels to operational values |
|
03/10/2003 | 16:04:00 | TED | Set electron power supply bias voltage to operational level |
|
12/14/2002 | 10:40:00 | TED | SEM autonomous reset, recovery ops to Level 4 followed |
|
09/01/2002 | | TED | SEM Autonomous Reset |
|
10/26/2001 | 01:50:00 | TED | Power cycled SEM TED. Set electron and proton biases to level 1, PHD to level 4, MUX to normal mode and set electron channeltron HV to level 0. |
|
10/25/2001 | 20:35:00 | TED | SEM TED bias reset |
|
02/19/2001 | | TED | SEM testing stepped through PHD levels 1, 3 and 4. |
|
02/08/2001 | 19:00:00 | TED | SEM PHD levels changed from 2 to 4 |
|
01/31/2001 | 15:30:00 | TED | SEM PHD increased |
|
01/24/2001 | | TED | SEM auto shutdown and restart |
|
01/18/2001 | 07:00:00 | TED | SEM auto shutdown and restart @ 11:15 |
|
04/15/1999 | | TED | SEM 300 KeV electron level channels failed, housekeeping data nominal |
|
11/10/1998 | | TED | SEM TED attempts to configure back to Level 2 unsuccessful, configured back to Level 0. |
|
10/28/1998 | | TED | Power cycled SEM TED due to high electron and proton activity. Commanded to level 1 |
|
01/20/1995 | | | SEM one of 4 telescopes is not operational, 12% data loss. |
|
12/30/1994 | 10:36:00 | TED | On Orbit |
|
12/30/1994 | 10:36:00 | MEPED | On Orbit |
|
12/30/1994 | 10:36:00 | DPU | On Orbit |