You might try going to a command console when it's all booted, starting alsamixer and then either up arrowing or hitting m to unmute volume. I've had instances with ubuntu cds where my sound card was either muted or volume was too low.
You might try going to a command console when it's all booted, starting alsamixer and then either up arrowing or hitting m to unmute volume. I've had instances with ubuntu cds where my sound card was either muted or volume was too low.