SOFAR 1~4KTL2-G3 User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
nut, Make sure the communication line is no longer the force. Then
remove the waterproof cover, In order to avoid loosening the
communication plug which has been connected.
Step 2 Insert the USB flash drive into the compute.
Step 3 SOFARSOLAR will send the Software code to the user who
needs to update. After user receive the file, please decompressing
file and cover the original file in USB flash drive.
Step 4 Insert the USB flash drive into the USB interface.
Step 5 Then turn on DC switch and enter into the online upgrade to
the main menu"5. Software Update"in the LCD display program
[6.3(E)] . The method to enter the menu can refer to operation
interface of LCD.
Step 6 Input the password, if password is correct, and then begin
the update process, the original password is 0715.
Step 7 System update main DSP, slave DSP and ARM in turns. If
main DSP update success, the LCD will display "Update DSP1
Success", otherwise display "Update DSP1 Fail"; If slave DSP update
success, the LCD will display "Update DSP2 Success", otherwise
display "Update DSP2 Fail".
Step 8 If Fail, please turn off the DC breaker, wait for the LCD screen
extinguish, then turn on the DC breaker again, then Continue to
update from step 5.
Step 9 After the update is completed, turn off the DC breaker, wait
for the LCD screen extinguish, then recover the communication
waterproof and then turn on the DC breaker and AC breaker again,
the inverter will enters the running state. User can check the
current software version in Systemlnfo>>3.SoftVersion.
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