EIS Master Study Database

Turning off the Flight Spare ICU

This procedure describes the steps to turn the flight spare ICU off.
When following these steps ensure that you are in contact with the blue grounding strap at all times.

Procedure

  1. Before turning the ICU off make sure that the ICU software was placed into Standby mode and the EGSE software was stopped (previous procedure).

  2. Turn off the ICU by pressing the black button in and releasing it.

    ../photos/IMG_1986.png

  3. The current draw on the psu should be similar to the right hand display:

    ../photos/IMG_1992.png

  4. Turn off the psu output by flicking the right hand power switch (switch down).

    ../photos/IMG_1990.png

    The right hand display shows the current limit setting.

  5. Flick the left hand power switch of the psu to the 'off' (down) position.
    All the led displays should be off.

That's it, all done. Good job!