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+[* black] Clean the logic board with PCB Cleaner and remove the screw. Clean the signal board with PCB Cleaner.
+[* black] Attach the signal board and logic board to the Testing Fixture. Connect the screen to the motherboard with a Test Extension Cable. Connect the charging port flex cable and power cable. Then turn the phone on by connecting it with the computer.
+[* black] Open 3uTools and view device details. The baseband version and Wi-Fi module can be read. It can be confirmed that the pseudo soldering causes the absence of the baseband version.

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