Audio Driver for Compaq Presario V2414NR (Win 7) :
Conexant CX20468-31 AC97
Part 1 : Try Update the driver.
1) Open Device Manager (Windows Button + R) then type "devmgmt.msc" and Press Enter.
2) Right Click on the Audio Driver(with yellow "!"). Right Click > Update Driver Software
3) Don't Search for Driver Online, select Manually Install Driver > select Don't search I will choose the
driver to install. Browse to c:\swsetup\sp30399
4) Highlight sp30399 and click Open. Follow the instruction.