S2.5 Allen Key
Flathead Screwdriver
Before replacing the WiFi antenna, make sure to turn off the 3D printer and disconnect the power for safety.
Hold the sides of the control screen cable connector and detach it. Then, remove the cable from the cable groove.
① Use the S2.5 Allen Key to unscrew the 2 screws securing the bottom plastic part.
② Use the flathead screwdriver to pry open the plastic part.
③ Take out the control screen cable from the plastic part.
④ Disconnect the FAN2 fan wire from the mainboard and set the plastic part aside.
Since the Kobra 2 Pro WiFi antenna is attached inside the mainboard casing,
peel off the WiFi antenna sticker, carefully unplug the WiFi cable connector from the mainboard, and remove the entire WiFi antenna.