Latest 3DP Chip Download : http://www.3dpchip.com/3dp/chip.php?driver=newverdown
Latest 3DP Net Download : http://www.3dpchip.com/3dp/chip.php?driver=dp_net
Latest 3DP Cleaner Download : http://www.3dpchip.com/3dp/chip.php?driver=cleaner

3DP

3. Integrated audio!(Conexant HD SmartAudio 221)

 >>  to enable Audio device in BIOS.

 

If it does not exist in BIOS, go to 5 step. If 5 step does not correct your problem, go to 6 step.(& contact to HP)