¶ 1. Notes:
When you need to disassemble the machine for inspection, you must turn off the power to check.
¶ 2. Tools used:
S2.5 Allen Key*1
Tweezers*1
Multimeter*1
¶ 3. Solution:
¶ Step 1: Preliminary inspection of the machine
1. Check whether the machine Z axis zeroing is normal.
2. Check whether the machine Z axis motor is stuck.
3. If none of the above conditions exist, please follow the steps below to check.
¶ Step 2: Check the Y-axis motor cable (the following steps require power off)
1. Use an S2.5 Allen Key to remove the screws on the back cover of the motherboard.
2. Check whether the Y-axis motor wiring on the mainboard is loose.
¶ Step 3: Remove the Y-axis motor wire
1. Unplug the Z-axis motor wire harness.
2. Remove the Z-axis motor cable from the clip.
¶ Step 4: Test the Y-axis motor line
¶ Method 1: Use a multimeter to measure the Y-axis motor line.
Y-axis motor line sequence diagram, test according to the position in the picture, adjust the multimeter to the beep position, test the connection and disconnection of the springs at both ends of the Y-axis motor line, and make a sound normally.