Teledyne GC-Pro/TCD - Gas Chromatograph - Manual (Page 114)

Appendix GC-Pro TCD
Teledyne Analytical Instruments 100
10. VNC app should now be connected to the GC Pro TCD.
Whatever screen shows on the GC Pro TCD should also display
on the VNC app and you can control it remotely.
Note: There is a small cursor that you must drag to the icon or
button you want to press, thus operation is by dragging a
mouse cursor and then pressing, not like an ipad/tablet
touchscreen.