CEM40 Firmware

Firmware for CEM40 and CEM40EC Mount (No Update Yet)

Please read the Release Notes before performing any firmware upgrades. Loading the wrong file into the mainboard may cause the system to become inoperable!


Please set the mount to zero position by using Set Zero Position after firmware upgrade.

CEM40EC version needs to perform encoder calibration after the firmware upgrade.


CEM40 firmware upgrade instruction
iOptron Upgrade Utility (same as for CEM120)
Go2Nova 8407 hand controller firmware (V20190221)
CEM40 Firmware Package (V190220)
CEM40 Firmware Upgrade History (Released April 20, 2019)