¶ Tools and Materials
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A 2.0 mm Allen key
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A 2.5 mm Allen key
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A new LCD screen
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A new ribbon cable, tape and cable ties
¶ Instruction
¶ Preparation
Turn the power switch OFF (symbol "〇"). Unplug the power adapter cable.
¶ Remove the old LCD screen
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Release and remove the seven screws securing the back cover with a 2.0 mm Allen key. Remove the back cover.
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Remove the tape securing the LCD screen ribbon cable. Lift the clip. Remove the LCD screen ribbon cable.
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Remove the LED plug and the camera plug. Unplug the Wi-Fi antenna with a pair of tweezers.
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Lift the UV enclosure.
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Raise the camera slightly.
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Release and remove the six screws securing the bottom of the housing assembly with a 2.5 mm Allen key.
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Restore the UV enclosure.
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Release and remove the screw securing the back cover of the housing assembly with a 2.5 mm Allen key.
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Remove the UV enclosure.
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Release and remove the ten screws securing the edge of the middle panel with a 2.5 mm Allen key.
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Release and remove the three screws securing the bottom of the right cover with a 2.5 mm Allen key.
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Remove the right cover.
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Release and remove the three screws securing the bottom of the left cover with a 2.5 mm Allen key．
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Remove the left cover.
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Release and remove the four screws securing the bottom of the front cover with a 2.5 mm Allen key.
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Carefully open the front cover.
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Remove the tape securing the touch screen ribbon cable. Lift the clip. Unplug the touch screen ribbon cable.
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Cut off the cable ties securing the wires with a pair of pliers.
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Remove the plugs on the UV light board and the motherboard.
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Release and remove the fourteen screws securing the edge of the bottom cover. Remove the bottom cover.
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Peel off the tape securing the edge of the LCD screen.
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Cut off the cable ties securing the PCB of the LCD screen.
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Release and remove the ten screws securing Fresnel lens. Remove Fresnel lens.
Note: Do not touch the Fresnel lens surface with bare hands.
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Push the LCD screen forward to separate it from the middle panel. Remove the LCD screen.
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Clean the double-sided tape on the upper frame.
¶ Install the new LCD screen
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Get the new LCD screen, ribbon cable, tape and cable ties.
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Lift the clip and insert the LCD screen ribbon cable into the port on the PCB.
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Press the clip. Secure the LCD screen ribbon cable with tape.
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Adhere the double-sided tape to the lower frame of the LCD screen. Peel off the protective paper of the double-sided tape.
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Peel off the protective films on both sides of the release film.
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Put the LCD screen in the installation position.
Note: The LCD screen with the glass side must face downwards.
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Hold the X-axis. Press the edge of the LCD screen.
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Secure the edge with tape.
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Put the Fresnel lens in the installation position. Tighten the ten screws securing Fresnel lens.
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Secure the PCB of the LCD screen with cable ties.
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Put the base in the installation position. Tighten the fourteen screws securing the base.
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Put the left cover in the installation position. Tighten the three screws on the upper side of the left cover.
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Put the right cover in the installation position. Tighten the three screws on the upper side of the right cover.
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Get the front cover and insert the ribbon cable of the touch screen into the port on the back cover of the touch screen.
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Press the clip. Secure the touch screen ribbon cable with tape.
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Put the front cover in the installation position. Tighten the four screws on the upper side of the front cover.
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Tighten the ten screws securing the bottom of the front cover, left cover and right cover.
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Put the housing on the middle panel temporarily. Insert the Wi-Fi antenna, camera wire and LED wire through the slot in the middle panel. Install the housing assembly.
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Tighten the screw securing the back of the housing assembly.
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Lift the UV enclosure.
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Tighten the six screws securing the bottom of the housing assembly.
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Restore the camera.
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Insert the plugs on the UV light board and the motherboard.
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Put the back cover in the installation position. Tighten the five screws securing the back cover.
¶ Verification
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Plug in the power adapter cable. Turn the power switch ON (symbol "|").
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On the touch screen, select Tool - Exposure - ELEGOO.
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Confirm that the ELEGOO logo displays normally. The LCD screen is replaced successfully.
