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Lenovo 3000H User Guide
Step 2
Select Record from the Properties menu.
Check Microphone in the scroll box below
and click OK.
Step 1
Click Options and select Properties from the
upper left corner of the Main Volume setting
menu.
2 Computer Becomes Soundless Suddenly
1) Carefully check whether the cable between speaker and mainframe is appropriately connected.
2) Check whether each sound channel is set to mute. You can double-click the mini-speaker icon in the
lower right corner of the taskbar, and then check whether you have checked the Mute option for each
channel. If yes, uncheck it by clicking the box.
3) Check whether the volume of each sound channel is set to minimum. If so, adjust the volume to the
appropriate level. If the problem persists, please re-install the driver for audio card by clicking Lenovo
Applications _ Driver and Software Installation from Start _ All Programs.
3 Record Sound with Microphone
Do the following if you want to record sound with microphone: