NOAA 18 DCS Subsystem Summary

Component	Description	Status
ANTENNA	Data Collection Subsystem - UHF Collection Antenna	Green
DPU	Data Collection Subsystem - Data Processing Unit	Green
DRU	Data Recovery Unit	Green
PCU	Data Collection Subsystem Power and Command Unit	Green
RECEIVER	Data Collection Subsystem Receiver and Search Unit	Green
RPU	Receiver and Power Unit	Green
SPU	Signal Processing Unit	Green

Subsystem History:

Date	Time	Component	Description
06/13/2005	17:40:00	DRU	Turn off Data Recovery Unit (DRU) 8 as requested due to problems reported from CNES.
06/01/2005	16:36:00	DRU	DRU-8 powered off then back on 3 minutes later. Reason: Concerns about performance.
05/30/2005	16:55:00	DRU	DRU-1 turnon. All DCS DRUs now on.
05/30/2005	15:15:00	DRU	DRU-2 turnon
05/30/2005	13:33:00	DRU	DRU-3 turnon
05/30/2005	11:51:00	DRU	DRU-4 turnon
05/30/2005	10:15:00	DRU	DRU-5 turnon
05/30/2005	08:40:00	DRU	DRU-6 turnon
05/28/2005	17:15:00	DRU	DRU-7 powered up, 1-6 remain off
05/27/2005	18:46:00		DCS-B side powered up.
05/27/2005	17:10:30	SPU	SPU powered up
05/27/2005	17:10:15	RPU	RPU powered up
05/27/2005	17:10:00	RECEIVER	Receiver powered up, operational
05/27/2005	17:09:45	PCU	PCU powered on and operational
05/27/2005	17:09:30	DPU	DPU powered up and online.
05/27/2005	17:09:15	DRU	DRU-8 powered on 1-7 remain off.
05/27/2005	17:09:10	ANTENNA	On orbit, operational
05/27/2005	17:09:00		DCS-A side powered on