I seem to have a different model CEM40 to what is referred to in the iOptron manual. In that manual there is a USB port for mount control (near the iport for the hand controller) and one for the iPolar on the back of the mount. Mine does have a 2nd USB port BUT it's located on the saddle of the mount itself.

Is the USB port on saddle mount the port to use for mount control on this updated CEM40?

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