Samsung WAM7500 User Manual page 43

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Sound Feedback
Sound Feedback is a function to indicate current status of product through the sound.
Off : Turns off the Sound Feedback.
On : Turns on the Sound Feedback.
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Software Update
Shows the product's current software version, and lets you turn auto update on or off.
On : When on, automatically updates the software when new firmware is released.
Off : Turns off the auto update function.
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