Lexus ES 350 Owner's Manual page 252

NOTICE
To prevent damage to USB memory
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Do not leave USB memory in the vehicle. The temperature inside the vehicle may
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become high, resulting in damage to the player.
Do not push down on or apply unnecessary pressure to the USB memory while it
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is connected as this may damage the USB memory or its terminal.
Do not insert foreign objects into the port as this may damage the USB memory
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or its terminal.
3-2. Using the audio system
3
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