¶ 1.Tools:
S2.5 Allen key*1
S3.0 Allen key*1
¶ 2.Disassembly steps：：
¶ Step 1: Disassemble the base
1. Use an S2.0 Allen key to unscrew the cover fixing screws.
2. Use an S3.0 Allen key to unscrew the base fixing screws.
¶ Step 2: Disassemble the LCD Screen cable and other wire harnesses
1. Remove the tape that secures the LCD Screen cable.
2. Lift up the port buckle and take out the cable.
3. Unplug the Z-axis limit switch harness and motor harness.
4. Separate the upper bottom plate from the base.
¶ Step 3: Remove the motherboard
1. Remove the tape that fixes the touch screen cable, open the clip on the terminal and take out the touch screen cable, and remove the fan plug and UV light board plug.
2. Use an S2.0 Allen key to unscrew the motherboard fixing screws.
¶ 3.Installation steps:
¶ Step 1: Install the motherboard
Take out the new motherboard and use the S2.0 hex wrench to tighten the motherboard fixing screws.
¶ Step 2: Install the wiring harness
1. Please plug the touch screen cable into the motherboard port (the cable needs to be aligned and inserted), and press the buckle tightly.
2. Insert the UV lamp board port and fan port back to the motherboard.
3. Place the LCD Screen cable into the card slot of the base.
4. Close the upper bottom plate and base.
5. Please plug the Z-axis limit switch harness and motor harness back into the mainboard interface.
6. Please plug the LCD Screen cable back into the motherboard terminal and use tape to secure the LCD Screen cable.
Check: whether the LCD screen has normal graphics and whether the Z-axis motor can be reset to zero. If there are no problems above, you can proceed to step three.
¶ Step 3: Fix the base
1. Use an S2.5 Allen key to tighten the base fixing screws.
2. Use an S2.0 Allen key to tighten the back cover fixing screws.
¶ 4.Recalibrate leveling
After replacing the motherboard, please recalibrate the printing platform.