hola a todos, soy nuevo en esto de ubuntu, hace poco instale el ubuntu 9.04 y pues no tengo sonido he intentado de todo buscando en foros y me di por vencido, no encontre solucion, espero me ayuden, he leido de algo de actualizar el asa-mixer pero la verdad no entiendo mucho..............ayudenme necesito su ayuda.............aqui esta esto si sirve de algo!!!

gracias

cesar@cesar-laptop:~$ sudo lshw
[sudo] password for cesar:
cesar-laptop
description: Notebook
product: Compaq Presario CQ40 Notebook PC
vendor: Hewlett-Packard
version: 1
serial: CND939562D
width: 32 bits
capabilities: smbios-2.4 dmi-2.4
configuration: boot=normal chassis=notebook uuid=5E046610-A86B-11DE-AF3C-002622A0F44C
*-core
description: Motherboard
product: 30FE
vendor: Compal
physical id: 0
version: 01.A3
serial: CND939562D
slot: Base Board Chassis Location
*-firmware
description: BIOS
vendor: Hewlett-Packard
physical id: 0
version: F.52 (09/03/2009)
size: 1MiB
capabilities: pci upgrade shadowing cdboot bootselect socketedrom edd int13floppynec int13floppytoshiba int13floppy360 int13floppy1200 int13floppy720 int13floppy2880 int9keyboard int10video acpi usb
*-cpu
description: CPU
product: AMD Sempron(tm) SI-42
vendor: Advanced Micro Devices [AMD]
physical id: e
bus info: cpu@0
version: 15.3.1
serial: NotSupport
slot: Socket M2/S1G1
size: 1050MHz
capacity: 2100MHz
width: 64 bits
clock: 200MHz
capabilities: fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt rdtscp x86-64 3dnowext 3dnow constant_tsc up pni cx16 lahf_lm extapic cr8_legacy 3dnowprefetch osvw skinit cpufreq
*-cache:0
description: L1 cache
physical id: f
slot: L1 Cache
size: 128KiB
capacity: 128KiB
capabilities: synchronous internal write-back unified
*-cache:1
description: L2 cache
physical id: 10
slot: L2 Cache
size: 512KiB
capacity: 512KiB
capabilities: synchronous internal write-back unified
*-memory
description: System Memory
physical id: 11
slot: System board or motherboard
size: 2GiB
capacity: 2GiB
*-bank:0
description: SODIMM [empty]
physical id: 0
slot: SODIMM 0
*-bank:1
description: SODIMM Synchronous 667 MHz (1.5 ns)
product: RMN1740EF48D8W-800
vendor: Ramaxel
physical id: 1
serial: 7F7F7F7F4300000001000000000000
slot: SODIMM 1
size: 2GiB
width: 64 bits
clock: 667MHz (1.5ns)
*-pci:0
description: Host bridge
product: RS780 Host Bridge
vendor: Advanced Micro Devices [AMD]
physical id: 100
bus info: pci@0000:00:00.0
version: 00
width: 32 bits
clock: 66MHz
*-pci:0
description: PCI bridge
product: Hewlett-Packard Company
vendor: Hewlett-Packard Company
physical id: 1
bus info: pci@0000:00:01.0
version: 00
width: 32 bits
clock: 66MHz
capabilities: pci ht bus_master cap_list
*-display
description: VGA compatible controller
product: RS780M/RS780MN [Radeon HD 3200 Graphics]
vendor: ATI Technologies Inc
physical id: 5
bus info: pci@0000:01:05.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=fglrx_pci latency=0 module=fglrx
*-multimedia
description: Audio device
product: RS780 Azalia controller
vendor: ATI Technologies Inc
physical id: 5.1
bus info: pci@0000:01:05.1
version: 00
width: 32 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=HDA Intel latency=0 module=snd_hda_intel
*-pci:1
description: PCI bridge
product: RS780 PCI to PCI bridge (PCIE port 0)
vendor: Advanced Micro Devices [AMD]
physical id: 4
bus info: pci@0000:00:04.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pci pm pciexpress msi ht bus_master cap_list
configuration: driver=pcieport-driver
*-pci:2
description: PCI bridge
product: RS780 PCI to PCI bridge (PCIE port 1)
vendor: Advanced Micro Devices [AMD]
physical id: 5
bus info: pci@0000:00:05.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pci pm pciexpress msi ht bus_master cap_list
configuration: driver=pcieport-driver
*-pci:3
description: PCI bridge
product: RS780 PCI to PCI bridge (PCIE port 2)
vendor: Advanced Micro Devices [AMD]
physical id: 6
bus info: pci@0000:00:06.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pci pm pciexpress msi ht bus_master cap_list
configuration: driver=pcieport-driver
*-network
description: Wireless interface
product: BCM4312 802.11b/g
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:09:00.0
logical name: eth1
version: 01
serial: 00:26:82:27:ff:55
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=wl0 driverversion=5.10.91.9 ip=192.168.1.2 latency=0 module=wl multicast=yes wireless=IEEE 802.11bg
*-pci:4
description: PCI bridge
product: RS780 PCI to PCI bridge (PCIE port 3)
vendor: Advanced Micro Devices [AMD]
physical id: 7
bus info: pci@0000:00:07.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pci pm pciexpress msi ht bus_master cap_list
configuration: driver=pcieport-driver
*-network
description: Ethernet interface
product: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:0a:00.0
logical name: eth0
version: 02
serial: 00:26:22:a0:f4:4c
size: 10MB/s
capacity: 100MB/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half latency=0 link=no module=r8169 multicast=yes port=MII speed=10MB/s
*-storage
description: SATA controller
product: SB700/SB800 SATA Controller [AHCI mode]
vendor: ATI Technologies Inc
physical id: 11
bus info: pci@0000:00:11.0
logical name: scsi0
logical name: scsi3
version: 00
width: 32 bits
clock: 66MHz
capabilities: storage pm bus_master cap_list emulated
configuration: driver=ahci latency=64 module=ahci
*-disk
description: ATA Disk
product: TOSHIBA MK2555GS
vendor: Toshiba
physical id: 0
bus info: scsi@0:0.0.0
logical name: /dev/sda
version: FG00
serial: 99BDFN31S
size: 232GiB (250GB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 signature=2f638ec3
*-volume:0
description: Windows NTFS volume
physical id: 1
bus info: scsi@0:0.0.0,1
logical name: /dev/sda1
logical name: /media/SYSTEM
version: 3.1
serial: 8410-55d0
size: 197MiB
capacity: 199MiB
capabilities: primary bootable ntfs initialized
configuration: clustersize=4096 created=2010-02-04 15:07:30 filesystem=ntfs label=SYSTEM mount.fstype=fuseblk mount.options=rw,nosuid,nodev,user_id=0,group_id=0,allow_other,blksize=4096 state=mounted
*-volume:1
description: Windows NTFS volume
physical id: 2
bus info: scsi@0:0.0.0,2
logical name: /dev/sda2
logical name: /media/disk
version: 3.1
serial: 88a6b4f3-5ebf-4647-ab10-c097b7c58d27
size: 168GiB
capacity: 168GiB
capabilities: primary ntfs initialized
configuration: clustersize=4096 created=2010-02-04 14:20:53 filesystem=ntfs mount.fstype=fuseblk mount.options=rw,nosuid,nodev,user_id=0,group_id=0,allow_other,blksize=4096 state=mounted
*-volume:2
description: Extended partition
physical id: 3
bus info: scsi@0:0.0.0,3
logical name: /dev/sda3
size: 52GiB
capacity: 52GiB
capabilities: primary extended partitioned partitioned:extended
*-logicalvolume:0
description: HPFS/NTFS partition
physical id: 5
logical name: /dev/sda5
capacity: 30GiB
*-logicalvolume:1
description: Linux filesystem partition
physical id: 6
logical name: /dev/sda6
logical name: /
capacity: 22GiB
configuration: mount.fstype=ext3 mount.options=rw,relatime,errors=remount-ro,data=ordered state=mounted
*-volume:3
description: Linux swap volume
physical id: 4
bus info: scsi@0:0.0.0,4
logical name: /dev/sda4
version: 1
serial: 175b90ff-07c1-4e79-8b78-84ee17c97bff
size: 12GiB
capacity: 12GiB
capabilities: primary nofs swap initialized
configuration: filesystem=swap pagesize=4096
*-cdrom
description: DVD-RAM writer
product: CDDVDW TS-L633M
vendor: hp
physical id: 1
bus info: scsi@3:0.0.0
logical name: /dev/cdrom
logical name: /dev/cdrw
logical name: /dev/dvd
logical name: /dev/dvdrw
logical name: /dev/scd0
logical name: /dev/sr0
version: 0301
capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
configuration: ansiversion=5 status=nodisc
*-usb:0
description: USB Controller
product: SB700/SB800 USB OHCI0 Controller
vendor: ATI Technologies Inc
physical id: 12
bus info: pci@0000:00:12.0
version: 00
width: 32 bits
clock: 66MHz
capabilities: bus_master
configuration: driver=ohci_hcd latency=64
*-usb:1
description: USB Controller
product: SB700 USB OHCI1 Controller
vendor: ATI Technologies Inc
physical id: 12.1
bus info: pci@0000:00:12.1
version: 00
width: 32 bits
clock: 66MHz
capabilities: bus_master
configuration: driver=ohci_hcd latency=64
*-usb:2
description: USB Controller
product: SB700/SB800 USB EHCI Controller
vendor: ATI Technologies Inc
physical id: 12.2
bus info: pci@0000:00:12.2
version: 00
width: 32 bits
clock: 66MHz
capabilities: pm debug bus_master cap_list
configuration: driver=ehci_hcd latency=64 module=ehci_hcd
*-usb:3
description: USB Controller
product: SB700/SB800 USB OHCI0 Controller
vendor: ATI Technologies Inc
physical id: 13
bus info: pci@0000:00:13.0
version: 00
width: 32 bits
clock: 66MHz
capabilities: bus_master
configuration: driver=ohci_hcd latency=64
*-usb:4
description: USB Controller
product: SB700 USB OHCI1 Controller
vendor: ATI Technologies Inc
physical id: 13.1
bus info: pci@0000:00:13.1
version: 00
width: 32 bits
clock: 66MHz
capabilities: bus_master
configuration: driver=ohci_hcd latency=64
*-usb:5
description: USB Controller
product: SB700/SB800 USB EHCI Controller
vendor: ATI Technologies Inc
physical id: 13.2
bus info: pci@0000:00:13.2
version: 00
width: 32 bits
clock: 66MHz
capabilities: pm debug bus_master cap_list
configuration: driver=ehci_hcd latency=64 module=ehci_hcd
*-serial
description: SMBus
product: SBx00 SMBus Controller
vendor: ATI Technologies Inc
physical id: 14
bus info: pci@0000:00:14.0
version: 3a
width: 32 bits
clock: 66MHz
capabilities: ht cap_list
configuration: driver=piix4_smbus latency=0 module=i2c_piix4
*-ide
description: IDE interface
product: SB700/SB800 IDE Controller
vendor: ATI Technologies Inc
physical id: 14.1
bus info: pci@0000:00:14.1
version: 00
width: 32 bits
clock: 66MHz
capabilities: ide msi bus_master cap_list
configuration: driver=pata_atiixp latency=64
*-multimedia
description: Audio device
product: SBx00 Azalia (Intel HDA)
vendor: ATI Technologies Inc
physical id: 14.2
bus info: pci@0000:00:14.2
version: 00
width: 64 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=HDA Intel latency=64 module=snd_hda_intel
*-isa
description: ISA bridge
product: SB700/SB800 LPC host controller
vendor: ATI Technologies Inc
physical id: 14.3
bus info: pci@0000:00:14.3
version: 00
width: 32 bits
clock: 66MHz
capabilities: isa bus_master
configuration: latency=0
*-pci:5
description: PCI bridge
product: SBx00 PCI to PCI Bridge
vendor: ATI Technologies Inc
physical id: 14.4
bus info: pci@0000:00:14.4
version: 00
width: 32 bits
clock: 66MHz
capabilities: pci bus_master
*-pci:1
description: Host bridge
product: Family 11h HyperTransport Configuration
vendor: Advanced Micro Devices [AMD]
physical id: 101
bus info: pci@0000:00:18.0
version: 40
width: 32 bits
clock: 33MHz
*-pci:2
description: Host bridge
product: Family 11h Address Map
vendor: Advanced Micro Devices [AMD]
physical id: 102
bus info: pci@0000:00:18.1
version: 00
width: 32 bits
clock: 33MHz
*-pci:3
description: Host bridge
product: Family 11h DRAM Controller
vendor: Advanced Micro Devices [AMD]
physical id: 103
bus info: pci@0000:00:18.2
version: 00
width: 32 bits
clock: 33MHz
*-pci:4
description: Host bridge
product: Family 11h Miscellaneous Control
vendor: Advanced Micro Devices [AMD]
physical id: 104
bus info: pci@0000:00:18.3
version: 00
width: 32 bits
clock: 33MHz
*-pci:5
description: Host bridge
product: Family 11h Link Control
vendor: Advanced Micro Devices [AMD]
physical id: 105
bus info: pci@0000:00:18.4
version: 00
width: 32 bits
clock: 33MHz
*-network DISABLED
description: Ethernet interface
physical id: 1
logical name: pan0
serial: 4e:76:2e:d8:fb:63
capabilities: ethernet physical
configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A link=yes multicast=yes