Onikuma Model K5 Jack Plug Replacement

The ONIKUMA Model K5 jack plug replacement is very simple and these notes and diagrams might help anyone who needs to repair their headphones. The wiring system uses a 4-contact 3.5 mm jack plug that is compatible for use with modern Smartphones. Before you embark on repairing this yourself, check to see if the headphones are covered by an active warranty.

The ground (GND) wires connect to a common point; hence I twisted them together and soldered them together.

Here is the replacement jack plug and how I soldered the wires.

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