Yamaha YH-5000SE User Manual page 9

Connections > Connecting to an audio device
NOTE
The included cable and adaptor plug are only for use with headphones.
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Make sure to plug the cable only into the headphone output jack of the device to which you are connecting.
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Be sure to grip this cable's plug when inserting or unplugging. If you pull on the cable instead, the cable wires may break.
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Insert the plug all the way into the jack. If the plug is not fully inserted, you may hear no sound, or you may hear breaks in the
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sound.
When connecting this product to another device, refer to the Owner's Manual for that device as well.
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