HDS: High Dispersion Spectrograph
Messia: CCD control and data acquisition system for the Subaru instruments
OBCP: Instrument (HDS) control computer
OBS: Observation control computer
ADC: Atmospheric Dispersion Compensator
SV: Slit Viewer
AG: Camera for Auto Guiding
CAL: CALibration sources
IMR: IMage Rotator
TSC: Telescope control computer
IS: Image Slicer