For Lenovo new platform models, a beep sound will come when the power adapter is plugged in or out.
The above symptom may occur on the following systems:
IdeaPad ： Y330/Y430/V450/U330/S10/S9/Y730/Y550/Y650
Lenovo 3000 ： G230/G430/G530
The beep sound indicates the adapter is starting or stopping the power supply. The sound comes from the trumpet instead of the speakers. When you plug in or out the adapter, the PC will beep. To cancel the sound, you need to go to "Master Volume" --> "PC Beep" to turn down or mute the sound. The action only takes effect within the operating system. When you plug in or out the power adapter in BIOS or during One Key Recovery operation, the sound will also come.
For Windows XP:
For Windows Vista:
Press "F2" to enter "BIOS" in POST, select "Configuration", and then select "Disableld" as marked in the following redbox , press "F10" to exit.
There is no PC Beep option on Y430/V450/G430/G530 running Windows XP . To cancel the beep sound, you need to turn off system sound.
For K43/E43 running Windows XP or Vista, there is no PC Beep option ， or cancel the beep sound, you need to turn off system sound.
Lenovo, Lenovo 3000, IdeaCentre and IdeaPad are trademarks of the Lenovo Corporation in the United States, other countries, or both.
Microsoft and Windows are trademarks of Microsoft Corporation in the United States, other countries, or both.
Other company, product, or service names may be trademarks or service marks of others.
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