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USB Function Setting
There are three USB function setting such as
firmware upgrade, data log export and internal parameter re-
write from the USB disk.
Please follow below procedure to execute selected USB function setting.
Procedure
LCD Screen
Step 1: Insert an OTG USB disk into the USB port (
L
).
Step 2: Press “
” button to enter USB function setting.
Step 3: Please select setting program by following the procedure.
Program#
Operation Procedure
LCD Screen
Upgrade
firmware
After entering USB function setting, press “
” button to enter
“upgrade firmware” function. This function is to upgrade inverter
firmware. If firmware upgrade is needed, please check with your
dealer or installer for detail instructions.
Re-write
internal
parameters
After entering USB function setting, press “
” button to switch
to “Re-write internal parameters” function. This function is to over-
write all parameter settings (TEXT file) with settings in the USB
disk from a previous setup or to duplicate inverter settings.
Please check with your dealer or installer for detail instructions.
Export data
log
After entering USB function setting, press “
” button twice to
switch to “export data log” function and it will show “LOG” in the
LCD. Press “
” button to confirm the selection for export data
log.
If the selected function is ready, LCD will display “
”. Press
“
” button to confirm the selection again.
Press “
” button to select “Yes” to export data log. “YES”
will disappear after this action is complete. Then, press “
”
button to return to main screen.
Or press “
” button to select “No” to return to main
screen.
If no button is pressed for 1 minute, it will automatically return to main screen.
Error message:
Error Code
Messages
No USB disk is detected.
USB disk is protected from copy.
Document inside the USB disk with wrong format.
If any error occurs, error code will only show 3 seconds. After 3 seconds, it will automatically return to
display screen.