CEM70 Firmware

Firmware for CEM70, CEM70EC and CEM70G Mount (Updated on 10/16/2021)

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 after firmware upgrade.

CEM70 Firmware Upgrade History
CEM70 firmware upgrade instruction
FTDI VCP Driver for Win7/8.1/10, FTDI VCP Driver for Win11, or go to FTDI Chip website to download the VCP driver
iOptron Upgrade Utility V2.23 (latest version)

If you have a CEM70 mount with a 8407 hand controller, you'll need to upgrade the mount firmware and hand controller firmware separately, as described in the Upgrade Instruction.
CEM70 Firmware Package (including 8410 hand controller) (V210605)
Go2Nova 8407+ hand controller firmware (V20210420)

If you have a CEM70 mount with a 8410 hand controller, you'll only need this firmware package. The HC firmware will be upgraded via the mount connection.
CEM70 Firmware Package (including 8410 hand controller) (V210605)