NOAA Office of Satellite and Product Operations

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