5
Upgrade
User can update the inverter system through an U-disk.
2) Make sure the DC switch is off and the AC is disconnected with grid.
Unscrew the waterproof lid of Upgrade port by straight screwdriver as
below.
1) Please contact our service support to get the update file, and extract
it into your U-disk as the following file path:
Make sure the directory is in accordance with above form
strictly! Do not modify the program file name ! Or it may cause
the inverter not work anymore !
Make sure the input voltage is more than 140V (in good
illumination condition), or it may result in failing during updating.
“update\ARM\618.00124.00_MIC_Pro_ARM_Vx.xx_xxxxxxxx.usb”;
“update\DSP\618.00103.00_MIC_DSP_Vx.xx_xxxxxxxx.hex”.
Upgrade Steps:
Update
ARM
DSP
3) then insert U-disk into the USB port on the bottom of the inverter.
Then turn on DC switch or connect the PV connector, the LCD will show
picture as below.
During updating, don’t turn off the DC switch or disconnect
the PV connector, if the updating is stopped due to PV
power failure,do not unplug the U-disk until the
PV power comes,update will continue. .if the updating is
stopped due to other reasons,reinsert the usb drive to
continue the update.
26
27
Installation Installation
5) After the upgrade is complete, please pull off the U-disk, screw the
waterproof lid.
Note: Vx.xx is version number, xxxxxxxx is file completion dates.
5 m
m
4) Press up and down to select the one that you want to update and
press “OK” to confirm to update.
U-disk
Straight screwdriver
Waterproof lid
torque:1.5±0.2Nm
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