DRAFT SO FAR

remember Grant’s email about taking apart the failed shutter

add note about how this shutter is different and only needs a short pulse to transition

make this a catch-all that describes the shutter cable, but points to other pages as needed (i.e. Galil TTL, scrambler timed shutter)

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Introduction

A DB15 cable….

This LED is pointed at the fiber block within the HK spectrometer to back-illuminate the fibers. This allows the HK fiber viewing camera in the FIU to determine the locations of the HK fibers.

The LEDs are turned on and off at the PDU outlet using kpfpower for the appropriate outlet.

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