I have 5.1 sound card but only the front speakers work. I need help.
The aplay -l command
**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
Subdevices: 0/1
Subdevice #0: subdevice #0
card 0: Intel [HDA Intel], device 1: AD198x Digital [AD198x Digital]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 1: HDMI [HDA ATI HDMI], device 3: ATI HDMI [ATI HDMI]
Subdevices: 1/1
Subdevice #0: subdevice #0
The lspci -v command
00:00.0 Host bridge: Intel Corporation 82945G/GZ/P/PL Memory Controller Hub (rev 02)
Subsystem: ASUSTeK Computer Inc. Unknown device 8178
Flags: bus master, fast devsel, latency 0
Capabilities: <access denied>
00:01.0 PCI bridge: Intel Corporation 82945G/GZ/P/PL PCI Express Root Port (rev 02) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=04, subordinate=04, sec-latency=0
I/O behind bridge: 0000e000-0000efff
Memory behind bridge: dff00000-dfffffff
Prefetchable memory behind bridge: 00000000e0000000-00000000efffffff
Capabilities: <access denied>
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 01)
Subsystem: ASUSTeK Computer Inc. Unknown device 817f
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at dfcf8000 (64-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>
00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 01) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
I/O behind bridge: 0000d000-0000dfff
Capabilities: <access denied>
00:1c.3 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 4 (rev 01) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
I/O behind bridge: 0000c000-0000cfff
Memory behind bridge: dfe00000-dfefffff
Capabilities: <access denied>
00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 01) (prog-if 00 [UHCI])
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: bus master, medium devsel, latency 0, IRQ 18
I/O ports at 8000 [size=32]
00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 01) (prog-if 00 [UHCI])
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: bus master, medium devsel, latency 0, IRQ 19
I/O ports at 8400 [size=32]
00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 01) (prog-if 00 [UHCI])
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: bus master, medium devsel, latency 0, IRQ 20
I/O ports at 8800 [size=32]
00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 01) (prog-if 00 [UHCI])
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: bus master, medium devsel, latency 0, IRQ 17
I/O ports at 9000 [size=32]
00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 01) (prog-if 20 [EHCI])
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: bus master, medium devsel, latency 0, IRQ 18
Memory at dfcffc00 (32-bit, non-prefetchable) [size=1K]
Capabilities: <access denied>
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev e1) (prog-if 01 [Subtractive decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=32
I/O behind bridge: 0000b000-0000bfff
Memory behind bridge: dfd00000-dfdfffff
Capabilities: <access denied>
00:1f.0 ISA bridge: Intel Corporation 82801GB/GR (ICH7 Family) LPC Interface Bridge (rev 01)
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: bus master, medium devsel, latency 0
Capabilities: <access denied>
00:1f.1 IDE interface: Intel Corporation 82801G (ICH7 Family) IDE Controller (rev 01) (prog-if 8a [Master SecP PriP])
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: bus master, medium devsel, latency 0, IRQ 21
I/O ports at 01f0 [size=8]
I/O ports at 03f4 [size=1]
I/O ports at 0170 [size=8]
I/O ports at 0374 [size=1]
I/O ports at ffa0 [size=16]
00:1f.2 IDE interface: Intel Corporation 82801GB/GR/GH (ICH7 Family) SATA IDE Controller (rev 01) (prog-if 8f [Master SecP SecO PriP PriO])
Subsystem: ASUSTeK Computer Inc. Unknown device 2601
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 22
I/O ports at a800 [size=8]
I/O ports at a400 [size=4]
I/O ports at a000 [size=8]
I/O ports at 9800 [size=4]
I/O ports at 9400 [size=16]
Capabilities: <access denied>
00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 01)
Subsystem: ASUSTeK Computer Inc. Unknown device 8179
Flags: medium devsel, IRQ 11
I/O ports at 0400 [size=32]
01:02.0 Multimedia controller: Philips Semiconductors SAA7133/SAA7135 Video Broadcast Decoder (rev d1)
Subsystem: ASUSTeK Computer Inc. TV-FM 7135
Flags: bus master, medium devsel, latency 64, IRQ 21
Memory at dfdff800 (32-bit, non-prefetchable) [size=2K]
Capabilities: <access denied>
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 01)
Subsystem: ASUSTeK Computer Inc. Unknown device 81aa
Flags: bus master, fast devsel, latency 0, IRQ 220
I/O ports at c800 [size=256]
Memory at dfeff000 (64-bit, non-prefetchable) [size=4K]
Expansion ROM at dfee0000 [disabled] [size=64K]
Capabilities: <access denied>
04:00.0 VGA compatible controller: ATI Technologies Inc RV630 [Radeon HD 2600XT] (prog-if 00 [VGA controller])
Subsystem: ASUSTeK Computer Inc. Unknown device 01c4
Flags: bus master, fast devsel, latency 0, IRQ 16
Memory at e0000000 (64-bit, prefetchable) [size=256M]
Memory at dffe0000 (64-bit, non-prefetchable) [size=64K]
I/O ports at e000 [size=256]
Expansion ROM at dffc0000 [disabled] [size=128K]
Capabilities: <access denied>
04:00.1 Audio device: ATI Technologies Inc RV630/M76 audio device [Radeon HD 2600 Series]
Subsystem: ASUSTeK Computer Inc. Unknown device aa08
Flags: bus master, fast devsel, latency 0, IRQ 19
Memory at dfffc000 (64-bit, non-prefetchable) [size=16K]
Capabilities: <access denied>



