Sound Problems

lspci -vv -m -k
Device: 00:00.0
Class:  Host bridge
Vendor: Intel Corporation
Device: Mobile 4 Series Chipset Memory Controller Hub
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    07
Driver: agpgart-intel

Device: 00:02.0
Class:  VGA compatible controller
Vendor: Intel Corporation
Device: Mobile 4 Series Chipset Integrated Graphics Controller
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    07
Driver: i915

Device: 00:02.1
Class:  Display controller
Vendor: Intel Corporation
Device: Mobile 4 Series Chipset Integrated Graphics Controller
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    07

Device: 00:1a.0
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB UHCI Controller #4
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: uhci_hcd

Device: 00:1a.1
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB UHCI Controller #5
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: uhci_hcd

Device: 00:1a.7
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB2 EHCI Controller #2
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
ProgIf: 20
Driver: ehci_hcd

Device: 00:1b.0
Class:  Audio device
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) HD Audio Controller
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: snd_hda_intel

Device: 00:1c.0
Class:  PCI bridge
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) PCI Express Port 1
Rev:    03
Driver: pcieport

Device: 00:1c.1
Class:  PCI bridge
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) PCI Express Port 2
Rev:    03
Driver: pcieport

Device: 00:1d.0
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB UHCI Controller #1
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: uhci_hcd

Device: 00:1d.1
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB UHCI Controller #2
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: uhci_hcd

Device: 00:1d.2
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB UHCI Controller #3
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: uhci_hcd

Device: 00:1d.3
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB UHCI Controller #6
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: uhci_hcd

Device: 00:1d.7
Class:  USB controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) USB2 EHCI Controller #1
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
ProgIf: 20
Driver: ehci_hcd

Device: 00:1e.0
Class:  PCI bridge
Vendor: Intel Corporation
Device: 82801 Mobile PCI Bridge
Rev:    93
ProgIf: 01

Device: 00:1f.0
Class:  ISA bridge
Vendor: Intel Corporation
Device: ICH9M LPC Interface Controller
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: lpc_ich

Device: 00:1f.2
Class:  SATA controller
Vendor: Intel Corporation
Device: 82801IBM/IEM (ICH9M/ICH9M-E) 4 port SATA Controller [AHCI mode]
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
ProgIf: 01
Driver: ahci

Device: 00:1f.3
Class:  SMBus
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) SMBus Controller
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03
Driver: i801_smbus

Device: 00:1f.6
Class:  Signal processing controller
Vendor: Intel Corporation
Device: 82801I (ICH9 Family) Thermal Subsystem
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    03

Device: 02:00.0
Class:  Network controller
Vendor: Atheros Communications Inc.
Device: AR9285 Wireless Network Adapter (PCI-Express)
SVendor:    Hewlett-Packard Company
SDevice:    U98Z062.10 802.11bgn Wireless Half-size Mini PCIe Card
Rev:    01
Driver: ath9k

Device: 03:00.0
Class:  Ethernet controller
Vendor: Realtek Semiconductor Co., Ltd.
Device: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
SVendor:    Hewlett-Packard Company
SDevice:    Device 306b
Rev:    02
Driver: r8169