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step 3 Tap “Sys-parameter” after entering the correct password.

step 4 Tap “Load default” and the password inputting window appears.

Tap “Load default” and the password entering window appears.

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9.12 Checking Firmware Version

User can view the firmware version of LCD and DSP as follows:

step 1 Tap “Function” from the default menu.

step 2 Tap “Set-parameter”.

step 3 Tap “Sys-parameter” after entering the correct password.

step 4 Tap “Language & Firmware Ver.” and enter into the language and firmware version sub-

menu.

step 5 The firmware versions of LCD and DSP are shown at the bottom of the page.

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9.13 Parameters of LCD

9.13.1 Communication Parameters

Improper communication parameter configuration may lead to communication

failure!

Follow strictly the instructions of the plant staff in configuring the communication

parameters.

Proceed as follows to set the communication parameters:

step 1 Tap “Function” from the default menu.

step 2 Tap “Set-parameter”.

step 3 Tap “Com-parameter” after entering the correct password.

• Set parameter from the Address interface for address.

9 LCD Menu Operation System Manual

Sungrow SG3425UD User Manual

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