¶ 1.Tools:
- S1.5 allen key
- S2.5 allen key
¶ 2. Check the print head connection cable:
¶ Step 1: Turn off the printer
Before checking, turn off the printer and disconnect the power supply to ensure safe operation.
¶ Step 2: Check the print head cable
Gently pull the print head connection wire to check whether the print head connection wire is loose. If the print head cable is loose, use the S1.5 allen key to tighten the two screws holding the print head cable.