Reports until 16:25, Friday 27 February 2026
H1 IOO (INS, IOO, ISC)
keita.kawabe@LIGO.ORG - posted 16:25, Friday 27 February 2026 (89311)
Preparing JAC/HAM1 electronics for pumpdown (Jennie, Keita)

JAC PZT: H1:JAC-PZT_DRIVER_OFFSET was set to zero, PZT scan was disabled, and the high voltage power supply for JAC PZT driver between the PSL room and the ISC R4 was turned off.

JAC Heater: H1:JAC-HEATER_POWER_SET was set to zero (used to be 1) and the heater driver chassis (ISC R4 slot 23) was turned off. 

HAM1 picos: HAM1+HAM3 picomotor controller was disabled via medm screen.