Soundcard not detected

Ubuntu 10.04.1 LTS
I was attempting to install a driver in my Compaq Presario C700 to get the fax modem working, Ubuntu updated, then the sound stopped working. If I boot to a previous version in grub, sound works fine. Fax still not working. What went wrong?

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: alsa-base 1.0.22.1+dfsg-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.32-26.48-generic 2.6.32.24+drm33.11
Uname: Linux 2.6.32-26-generic i686
AlsaDevices:
 total 0
 crw-rw----+ 1 root audio 116, 1 2010-12-05 21:58 seq
 crw-rw----+ 1 root audio 116, 33 2010-12-05 21:58 timer
AlsaVersion:
 Advanced Linux Sound Architecture Driver Version 1.0.23.
 Compiled on Nov 28 2010 for kernel 2.6.32-26-generic (SMP).
AplayDevices: aplay: device_list:223: no soundcards found...
Architecture: i386
ArecordDevices: arecord: device_list:223: no soundcards found...
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer', '/dev/sequencer2', '/dev/sequencer'] failed with exit code 1:
Date: Sun Dec 5 22:04:44 2010
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
PackageArchitecture: all
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
SourcePackage: alsa-driver
Symptom: audio
Title: Soundcard not detected
dmi.bios.date: 01/03/2008
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: F.23
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 30D9
dmi.board.vendor: Hewlett-Packard
dmi.board.version: 83.1F
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnHewlett-Packard:bvrF.23:bd01/03/2008:svnHewlett-Packard:pnCompaqPresarioC700NotebookPC:pvrF.23:rvnHewlett-Packard:rn30D9:rvr83.1F:cvnHewlett-Packard:ct10:cvrN/A:
dmi.product.name: Compaq Presario C700 Notebook PC
dmi.product.version: F.23
dmi.sys.vendor: Hewlett-Packard