TJ, Camilla WP #13528

Today we swapped the ITMY HWS SLED as it had degraded, last swapped May 2025 84417.

Following the T1500193 procedure

• Starting:
  • ITMY SLED removed - https://ics.ligo-la.caltech.edu/JIRA/browse/QSDM-840-5-0-00-06.18.005 
• Ending:
  • ITMY SLED installed: https://ics.ligo-la.caltech.edu/JIRA/browse/QSDM-840-5--00-09.23.313 2.5mW = 90mA = 360mV (on TP with 250mA/V) Max current set to 85mA
  • Power as measured from fiber launcher: IX 1.4mW, IY 1.6mW