Help pls, Guiding cables, Do i need to connect the ST4 cable to laptop and mount? #tracking

Euan Milne


Getting my head around the guiding setup. Cable wise, I have a USB cable from Laptop to Mount, usb Cable from Laptop to Guide Camera, Do I need to use the ST4 cable between the camera and the mount or the laptop and mount or something else?

Some resources say no and other say yes. 

 I plan on using ATP / Stellarium / Phd2 and ASCOM. I have all the software talking to each other.
Mounts: ES PMC-8 IEXOS-100
Scopes: TAL-1
Cameras:  Canon 1200D, Canon 70-210mm,  Tamron 150-600mm, 50mm prime. 
Msc: 12V Powerbank
Software: ExploreStars, SharpCap, All Sky Plate Solver

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