Topic: DSCOVR CPU Board Reset

Date/Time Issued: June 23, 2025 2029Z

Product(s) or Data Impacted: DSCOVR Instruments

Date/Time of Initial Impact: June, 23 2025 2010Z

Date/Time of Expected End: TBD

Length of Outage: TBD

Details/Specifics of Change: DSCOVR data storage is an unknown state that has potential to get worse so a CPU board reset is being performed as soon as possible to get the spacecraft back into a known and safe state. Engineers are proceeding with a reset activity, similar to one that was performed December,02 2024. Outage times will be provided as they become available and an update to this notification will be sent out.

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