User's Manual

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Appendix F. iGuider for CEM40G
CEM40G has a built-in iOptron iGuider
TM
guiding system. It includes a 30mm diameter and 120mm
focal length guiding scope and a Windows based driverless guiding camera.
1. Focus adjuster locking screw (2mm hex), 2.Focus adjuster, 3.Lens cover
The iGuider only support ASCOM guiding (no ST-4 connection). PHD2 guiding software has
the camera included. If you are using other planetarium software, you can install iPolar
ASCOM driver.
1. Connect iGuider to a PC
The iGuider guiding system is connected internally to the mount main USB port. CEM40G is
connected to the USB2.0 port on the rear end of mount RA axle.
Connect the mount to a PC via a USB cable. Check your PC device list via Device Manager.
You should see an iOptron iGuider under the Camera.
2. Setup PHD2 Guiding
Download freeware PHD2 autoguiding software from https://openphdguiding.org/downloads/.
Please select V2.6.7 or later version.