Description
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Instruction:
- Plug the head-phone jack, then clip the four different color alligator clips around the defect area of the machine.
- Base on the color and the position of the clips, select the relative channel.
- Switch on the amplifier and tune the volume to hear the sound from the machine.
- Technician can therefore diagnose the machine base on the frequency and the pitch of the sound.
![](/uploads/editor/images/KA-1062(%E7%A4%BA%E6%84%8F%E5%9C%96).jpg)