Archive of the Daily Commissioning Meeting at 1PM

Today's work plan: 2019/7/19 1PM - 2019/7/22 1PM

Commissioning leader: Aso (19th), Miyakawa (22nd)

Afternoon

• ALS sweep to find IR resonance (MN, VF)
• Start X-End cryocooler (Yamada, TakahashiM)
• Implement BF stage control on ALIGNED state on type-A guardian (Kokeyama)
• ISS servo setup and OLTF measurement (Yoshioka, Kuromiya, Yamamoto)

• Serial number check of OpLev SLDs (Yamada)

Evening

• ALS sweep to find IR resonance (MN, VF)

Weekend

• IFO configuration guardian (Kokeyama, Saturday)
• Modification of the IMC servo (Enomoto, Sunday)

• Transition to IR (Nakano, Valera, Sat & Sun)

• TF measurement of Type-A (Yamada, Saturday morning)
• ITM actuator efficiency measurement (Sun morning ?)

Morning (Monday)

• SR3 OSEM check (Fabian)

Today's work plan: 2019/7/17 1PM - 2019/7/18 1PM

Commissioning leader: Aso (July 17th-19th)

Afternoon

• ETMY HP coil driver check (Takahashi, Yamada)
  • Watchdog, Output resistance, Cable resistance, Take a picture of the PCB
• Check the maximum current acceptable by the in-vac cable.
  • Calculate theoretical limit (Ushiba)
• AS alignment (Kokeyama et al)
• SR3 OSEM check (Fabian, Terrence)
• Y-arm mass lock trial (SB, EY, MN, et al)
• ISS work (Yoshioka, Nakano)

Evening

• Y-arm mass lock trial (SB, EY, MN, et al)
• Type-A guardian work on ETMX (Kokeyama)
• DRMI investigation ? (SB, EY, MN, et al)
• Found Y end coil needed more range, more drive for MN (dominate 10Hz sensing noise limited, cross over)

Note

• DC feedback works perfect
• Tcam alignment system is done (see from camera screen)
• ALIGNED guardian on ETMX (test phase)

Morning

• HP coil driver modification ? (Yamada, Fabian, Terrence)