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Turn on hardware

  • Set hutch to “Class 1”, or “Class 4 Glass Laser”, or “Class 4 Dual Laser”, or “Class 4 Split Mode
  • At the LSS display, badge in and open Shutter S4, and press the “Press to reset interlocks"
  • Turn on four TDK Lambda power supplies. Power switch to “1” .Press the tiny “out” button at each of the 4 supplies.

  • Turn on six eDrives: keys and power buttons


  • Turn on four chillers

  • Switch on NP Photonics Seed Laser: toggle the “pump” switch from position 0 to 1. You will see PWR ramp up to around 140mW.

Turn on YFE

Do the following on the terminal:

  • ssh mec-laser
  • mecpython
  • import meclas
  • meclas.YFE.On()

Load the waveform recipe and shape the waveform

  • meclas.LPL.psmenu(): this command gives you a list of recipes to choose from

  • Type in the recipe from the menu list, for example, l56 == "U10ns00gradE100J"
  • meclas.LPL.psefc10Hz(numIterQ=150): run this command you will shape the 10Hz pulse as designed. It's a feedback loop and numIterQ = x tells it to run x times of iteration. The lower left figure shows all the parameters you can set. The lower right figure shows the 10Hz pulse (blue) and designed shape (red). For more detail please check how to make a new recipe

Open the beam monitor cameras


 

Check alignment

Optimize SHG and HWP


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