HP 5973 Hardware Manual page 191

Vacuum System
5
Side plate
Side plate hinge
EM voltage feedthrough
Signal (detector output)
feedthrough
Mass filter (quadrupole)
feedthrough
Side board
Screws for radiator mounting
brackets
Front side plate thumbscrew
Ion source and heater
feedthroughs
Ion source and heater
feedthroughs
Mass filter (quadrupole)
feedthrough
Detector focus feedthrough
High voltage (HED)
feedthrough
Rear side plate thumbscrew
Vacuum manifold
Side plate O-ring
191