Firmware Update - Sofar HYD 5KTL-3PH User Manual

HYD 5/6/8/10/15/20KTL-3PH USER MANUAL
The user can update the software via the USB flash drive. SOFAR
will provide the firmware update when it is required.
7.5

Firmware update

NOTE

Please follow the steps below to update the firmware.
1. Insert the USB stick into the computer.
2. SOFAR will send the firmware update to the user.
3. Unzip the file and copy the original file to a USB stick.
Attention: The firmware update file must be in the
"firmware" subfolder!
4. Press the "Back" on the main interface to enter the main
menu page, and select "2.Advanced Settings - Switch On/Of
f -Switch Off". Make the inverter shut down safely.
5. Insert the USB flash drive into the USB interface of the
inverter.
6. Go to menu item "6.Software update" on the LCD display.
7. Enter the password (the standard password is 0715) and
then select "Software Upgrade (PCS)".
8. The system will then successively update the main DSP,
auxiliary DSP and ARM processors. Pay attention to the
displays.
9. If an error message appears, please upgrade again.If this
continues many times, contact technical support for help.
10. After the update is complete, Go to menu item "Advanced
Settings - Switch On/Off - Switch On" to make the inverter
start up and run.
11. You can check the current software version in item
"1.Inverter Info (2)" of the SystemInfo menu. Enter the
password (the standard password is 0715) to see it.
If you want to do a firmware update, please upgrade
with PV input or grid status, the update will fail
if only the battery is connected.
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