Goodwe ES Use and care manual

Goodwe ES nad EM Firmware Updating Guide:
1. Please read instructions carefully before updating.
2. Please Note EM inverters may be damaged when updating with PV on.
3. Please do not se the EZ flash if the unit has the most current version on:
The firmware update for Goodwe ES and EM is EZ flash (master and slave 1515) Data send 08.
For EM is EZ flash (master and slave 0404) Data send 08.
The new ES inverters (shipped after march 2019) will not require EZ flash update only the Data
send.
Equipment needed:
• • Laptop or PC
• • SB male to male cable
• • EZFlash (program)
• • Data Send (Program)
The SB cable can be purchased at any Matrix store

Download link for firmware:
https://www.dropbox.com/sh/yuqyso46vwg1xel/AAABqqK7DWcTFFi00QnB1Oqxa?dl=0
The dropbox download link contains all the files needed for updating the EM or ES Goodwe inverter,
latest versions are regularly uploaded.
STEP 1
Download the software and latest firmware files.
It is advised to do this before traveling to site in case of any internet or computer issues. Create a folder
on your desktop named Goodwe to copy the downloads to.
Important: Choose files that match your inverter model, either EM (2.3KW) or ES (4.6KW).
Files are named appropriately to avoid confusion.
For the EM, chose file named “EM Full firmware” download the two files ending in “slave.out” and
“master.out”.
In addition download all the files in the Ezflash folder, this is the program for updating the firmware.
For the ES, chose file named “ES Full firmware” download the two files ending in “slave.out” and
“master.out”. In addition download all the files in the Ezflash folder, this is the program for updating the
firmware.

STEP 2
Turn off all power sources to inverter starting from grid, PV and then the batteries. You can power
on the inverter from either the batteries or Grid.
Please NOTE (please Note EM inverters may be damaged when updang with PV
Remove the Wi-Fi dongle from the inverter during updates
The SB port on the ES inverter is under the panel marked “Meter”. nscrew the four screw and
remove the panel.
The SB port on the EM inverter is under the Wi-Fi antenna.
Connect computer and inverter with the male to male SB cable.

STEP 3
Open the EzFlash program
ARM box should be selected
Click on select file and choose the appropriate files

Press ok.
Then select the
Update Both button.
Wait for the update to finish, it takes about 5 minutes.
ntil you see: Reset complete!
The update process should not be interrupted.
The update will run through the master cpu will update first.
The Slave cpu will then update.
Once the updates have complete successfully the system will reset.
On reset complete you can close the EzFlash application and proceed to step 3 to update
ARM firmware.

Step3
To update the ARM firmware use the data send application.
(English version not available)
Open the DATA SEND application.
1. Please ensure SB Open Success when connected to inverter and the grid and loads are switched
off. Just have one DC source on the inverter. Find the tool (DataSend.exe), you will need this to
update the ARM firmware.
2. Select the file for upadate (first button shown below)
3. Run the update as shown below, Wait for the pdate to complete