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3-3. Preparation for Sound Source
① After connecting the male connector of the cord for connecting the model with the heart
and breathing sound source, with the heart and breathing sound source, fix with the screw.
② Connect the plug cord with the heart and breathing sound source.
③ Connect the plug code with the socket and turn on the power switch.
3-4. How to Operate Heart and Breathing Sound Source
① When the liquid crystal display shows “Heart Sound No,” input a case number of heart sound
(refer page 11 of this manual) and then press the “E” key.
“E” key