Sony RM-NX7000 Operating Instructions Manual page 73

Press the [YES] key.
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The selected Component key is deleted,
the display returns to step 4.
If you do not want to delete the
Component key, press the [NO] key. The
Component key will not be deleted, and
the display returns to step 4.
To finish all settings, press the COMMANDER OFF
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button for 2 seconds or longer.
The display returns to the Home display. Or press the [EXIT] key
repeatedly until the Home display is shown.
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