UNIVERSITY OF CALIFORNIA OBSERVATORIES / LICK OBSERVATORY


Shane AO Shutdown Procedures


End of Night | End of Run

End of Night Shutdown Procedure

  1. If LGS mode, call Space Command (805-605-6546) to notify LGS operations complete.
  2. If LGS mode, call FAA (916-366-4019) to notify LGS operations complete.
  3. If LGS mode, close lsm.tcl window(s).
  4. If LGS mode, in saoWFSFocusTrack.tcl GUI: Disable WFSFocus Track.
  5. If LGS mode, in ShaneAO motor control GUI: Set WFS focus to +4475 load encoder counts. (Open detail window and verify position+22.38 mm).
  6. If LGS mode, in ShaneAO loop control GUI: Ensure Uplink set to OFF.
  7. If LGS mode, in ShaneAO motor control GUI: Ensure Sodium filter set to Out (requires Uplink OFF).
  8. In ShaneAO loop control: Ensure all loops are open: open()
  9. Ensure TUB = 74.0 degrees.
  10. In fieldsteer.tcl GUI: Set field steer motors back to their nominal, on-axis positions:
    • Uncheck Move Telescope and Auto Close Loops
    • Check LGS
    • Select Back On-Axis
    • Check NGS
    • Select Back On Axis
  11. In saocon_gui or fieldsteer.tcl GUI: Cross-check all loops are open.
  12. In ShaneAO loop control GUI: Set TTcam rate to 500 Hz.
  13. In ShaneAO loop control GUI: Set WFScam rate to 500 Hz.
  14. In slinelamp_fe GUI: Ensure Spare2 (uplink HV power supply) is Off.
  15. In ShaneAO Power Controls GUI (saopower_ui): Set calibration sources (635nm laser diode [B7]; Whitelight [B8]) to OFF.
  16. In ShaneAO Power Controls GUI (saopower_ui): Set Heartbeat failsafe [B6] to OFF

End of Run Shutdown Procedure

  1. Do the End of Night Shutdown procedure above.
  2. In saopower_ui GUI: Turn off MEMS Heartbeat failsafe [B6].
  3. In saopower_ui GUI: Turn off Woofer [B5].
  4. In an xterm: Turn timer back on for slinelamp by issuing the command: modify -s slinelamp LLPTEN=on
  5. Exit saoWFSFocusTrack.tcl GUI (LGS software).
  6. Exit fieldsteer.tcl GUI.
  7. Exit NGSfieldsteer.tcl (usually not used, so may not be up).
  8. Exit Peeko: Locate the terminal labelled Peeko; Place cursor in this window to make it the active window; Hit return/enter key to acquire a python ( >>> ) prompt; At the python prompt, type exit()
  9. Exit TTPeeko: Locate the terminal labelled TTPeeko; Place cursor in this window to make it the active window; Hit return/enter key to acquire a python ( >>> ) prompt; At the python prompt, type exit()
  10. Exit saocon_gui (main SAO GUI).
  11. Wait until Darks are done on ShARCS before continuing.
  12. Locate the terminal labelled shaneao; Place cursor in this window to make it the active window; Hit return/enter key to acquire a python ( >>> ) prompt; At the python prompt, type exit(). This stops the underlying shaneao software process(es).
  13. Locate the terminal window with the frame banner titled Messages. Place cursor to make this the active window, hit Cntrl+C to exit the message log on real.
  14. Exit saomot_gui
  15. Exit sharcs_fe GUI (sharcs data taker).
  16. Exit saowheels_gui GUI (sharcs filter wheels).
  17. Exit sharcsdisplay GUI (ShARCS image display)
  18. Exit scriptproc.tcl GUI.
  19. Exit eventsounds GUI.
  20. Remotely login to stealthie and stop sharcs servers (procedure is listed in the ShARCS startup document, summary of steps below).
    1. In an xterm window, issue the command: ssh user@covert
    2. As user@covert, at the prompt, issue the command: rdesktop stealthie
    3. A connection to the windows machine named stealthie should appear. Leave the password field for user vacant when requested for login credentials.
    4. After access, there should be 2 processes running, which are minimized at the bottom of the rdesktop session.
    5. Double-click minimized Cold Sidecar to access the process interface.
    6. Do ctrl-c in the Cold Sidecar window. After a brief moment, process interface should collapse.
    7. Double-click minimized Sidecar ASIC to access procees interface.
    8. In the Sidecar ASIC window click on the red square icon to Stop HAL.
    9. Click the X in the window manager to close the Sidecar ASIC window. When prompted if you want to save, click No.
    10. Shutdown stealthie:
      1. Click on Start
      2. Click Run...
      3. Type shutdown -s in the entry box and execute the command.
    11. Exit the rdesktop session by closing the window.
  21. Disable ShARCS temperature monitoring: modify -s saomon SH_BASICDIS="today 14:00:00" SH_COMBODIS="today 14:00:00" (substituting an appropriate time to start up monitoring again).
  22. Exit sharcspump_gui (sharcs pressure and temperature monitor).
  23. In saopower_ui, turn off power to:
    1. ShARCS filter wheel [C2]
    2. TT filter wheel [C1]
    3. WFS Camera [B4]
    4. TT Camera [B3]
    5. musher [B2]
    6. real [B1]
    7. Stealthie [A7]
    8. Jade card 5V power supply [A6]
    9. 12V servo power supply [A5]
    10. Caution: The following must be executed in exact sequence to ensure TTCamX stage does not fall (thus preventing access for dewar fills):
      1. 24V brake power supply [A2]
      2. 24V motor power supply [A3]
      3. Galil DMC 40x0 motor controllers [A1]
      4. 5V DC Logic power supply [A4]
  24. Exit saopower_ui GUI.
  25. Notify mh-techs@ucolick.org that ShaneAO is ready for removal from telescope.
  26. Do the following only when ready to immediately remove the instrument from the telescope.
  27. Disconnect ethernet, power, and laser uplink cables from SAO.
  28. Remove SAO from telescope.

Last modified: Mon Jan 08 00:05:00 PST 2018