Help! Sound won't work at all! (Compaq Presario C762NR notebook)

HI, I have 10.6 running on my Compaq Presario c762nr notebook, but I can't get sound working. I tried installing different drivers, but I'm not getting anywhere. Here's the log for when I boot into Snow Leopard:

9/10/09 10:25:40 PM kernel HDAEnabler: Copyright (c) 2008 by Kabyl
9/10/09 10:25:40 PM kernel HDAEnabler: 05/05/2008 Added SPAudio support:Taruga
9/10/09 10:25:40 PM kernel HDAEnabler: Copyright (c) 2008 by Kabyl
9/10/09 10:25:40 PM kernel HDAEnabler: 05/05/2008 Added SPAudio support:Taruga
9/10/09 10:25:40 PM kernel Loading VoodooHDA 0.2.1 (based on hdac version 20090401_0132)
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::init
9/10/09 10:25:40 PM kernel VoodooHDACodecHints: not present in plist
9/10/09 10:25:40 PM kernel VoodooHDAHints: not present in plist
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::probe
9/10/09 10:25:40 PM kernel Controller: Intel 82801H (vendor ID: 8086, device ID: 284b)
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::initHardware
9/10/09 10:25:40 PM kernel error: failed to open PCI device
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::stop
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::disableEventSources
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::deactivateAllAudioEngines
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::free
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::deactivateAllAudioEngines
9/10/09 10:25:40 PM kernel Loading VoodooHDA 0.2.1 (based on hdac version 20090401_0132)
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::init
9/10/09 10:25:40 PM kernel VoodooHDACodecHints: not present in plist
9/10/09 10:25:40 PM kernel VoodooHDAHints: not present in plist
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::probe
9/10/09 10:25:40 PM kernel error: couldn't open PCI device
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::free
9/10/09 10:25:40 PM kernel FakeSMC: key not found RPlt, length - 8
9/10/09 10:25:40 PM kernel FakeSMC: key not found EPCI, length - 4
9/10/09 10:25:40 PM kernel VoodooHDADevice[0x496dc00]::deactivateAllAudioEngines
9/10/09 10:25:40 PM kernel running dsmos at addr 2225b000 and offset 109b
9/10/09 10:25:40 PM kernel DSMOS has arrived
9/10/09 10:25:40 PM kernel dsmos: Hook and decryption contexts set!
9/10/09 10:25:40 PM kernel IntelMemory::init
9/10/09 10:25:40 PM kernel IntelMemory::init
9/10/09 10:25:40 PM kernel InitPool: offset= 0x08000000 size = 0x08000000
9/10/09 10:25:40 PM mds[21] (Normal) DiskStore: Reindexing /.Spotlight-V100/Store-V1/Stores/C9D464C1-2B24-4807-B905-2C34BAFB57C6 because no basetime was found.
9/10/09 10:25:40 PM mds[21] (Normal) DiskStore: Rebuilding index for /
9/10/09 10:25:40 PM configd[34] network configuration changed.
9/10/09 10:25:40 PM kernel Sound assertion "0 == pathMap_aDriverInstance" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 1459 goto Exit
9/10/09 10:25:40 PM kernel Sound assertion "0 != createAudioEngines ( fPathMap_aDriverInstance )" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 172 goto Exit
9/10/09 10:25:40 PM kernel Sound assertion "0 == pathMap_aDriverInstance" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 1459 goto Exit
9/10/09 10:25:40 PM kernel Sound assertion "0 != createAudioEngines ( fPathMap_aDriverInstance )" failed in "/SourceCache/AppleHDA/AppleHDA-174.1.1/AppleHDA/AppleHDADriver.cpp" at line 172 goto Exit

What can I do here? I don't really understand much of what this means lol