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Reports until 16:56, Monday 13 April 2026
H1 CDS
david.barker@LIGO.ORG - posted 16:56, Monday 13 April 2026 (89879)
CDS Maintenance Summary: Monday 13th April 2026

WP13110 Upgrade IO Chassis Timing Card Firmware and Sync Ribbon

Marc, Erik, Jeff, Tony, Dave:

The following IO Chassis were upgraded today: h1cdsh8, h1susb13, h1sush[12,56,6,7], h1seib[1,2,3], h1seih[23,45].

Models were rebuilt against RCG5.5.2 for: h1cdsh8, h1seib[1,2,3], h1seih[23,45], h1sush[56,7]

This completes the IO Chassis TC upgrades. T2600143 has been updated.

Restore h1hwsey Hartmann Wavefront Sensor Computer

TJ, Jonathan, Dave:

Last Friday I got the h1hwsey computer running again. This afternoon TJ started the HWS ETMY software on it. Just prior to this Jonathan and I stopped and disabled the dummy IOC which had been running on cdsioc0 since dec2025.

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