Posted 3/21/2020 10:32 (#8125333 - in reply to #8125117) Subject: RE: EZ Guide Plus
They were updated by a serial port from the computer. If I remember right you had to download the toolbox first and then hook your EZ Guide+ to the computer via the serial port. Here is the information for the EZ Guide+. https://www.trimble.com/support_trl.aspx?Nav=Collection-21096&pt=AgG...