Win7/XP system laptop two speakers one sounds a silent

1. Win7 operating system

around the lower right corner of the taskbar, right-click on trumpet, appear under the map interface, click on the play equipment;

Double-click the speaker;

speakers properties, click the level, click on the balance;

some adjustment to front left and right;

after the adjustment is complete, you can test!

During playback, select the speaker, click Configure, appears on the right, click to test.

2.XP operating system

lower right corner of the taskbar, double-click the little speaker icon;

some adjustment balance can be adjusted to the middle.