CEM25EC Firmware Upgrade

Firmware for CEM25EC (1/31/2020)

This Firmware is only for CEM25EC!

No firmware upgrade is needed if your mount works properly.

Please read the Release Notes before performing any firmware upgrades. Follow the Upgrade Instruction carefully. Loading the wrong file into the system may cause the mount inoperable!


Encoder calibration is needed for a mount with a high precision encoder (EC version) after the firmware upgrade.

Go2Nova 8408 hand controller firmware (V190422) (Released 1/31/2020)
CEM25EC R.A. motor control board (V190422)
CEM25 DEC motor control board (V170106)
CEM25 Firmware Upgrade History (Updated 1/31/2020)
CEM25 firmware upgrade instruction (4/6/2020)
Upgrade Utility 1.22