This HPLC training video describes the different parts of a HPLC instrument. A picture of how the whole system operates is built up gradually by introducing each part and defining the role that it plays. You may find it useful if you are new to chromatography or if you deliver HPLC training.

Link: http://www.mournetrainingservices.co.uk/hplc_video.html

Mourne Training Services is a commercial training provider but this resource is provided free of charge. I hope it is useful!