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fastkid105
August 5th, 2011, 07:49 PM
Hey guys,

i am pretty new to ubuntu. I use Ubuntu 10.04 and I can't connect internet using dell wireless 1450 USB adapter.

Please help me :confused:
Thanks

wildmanne39
August 5th, 2011, 08:06 PM
Hi, please run these commands

lsusb

lspci -nn | grep 0280

iwconfig

rfkill list all

lsmod
and post the outcome here by clicking on new reply and click # and paste the information between the brackets.
Thank you

fastkid105
August 5th, 2011, 10:44 PM
Thankyou for quick reply :)


chikku@fridge:~$ lsusb
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 002: ID 1267:0201 Logic3 / SpectraVideo plc A4Tech SWOP-3 Mouse
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 003: ID 413c:8104 Dell Computer Corp. Wireless 1450 Dual-band (802.11a/b/g) USB2.0 Adapter
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
chikku@fridge:~$ lspci -nn l grep 0280
Usage: lspci [<switches>]

Basic display modes:
-mm Produce machine-readable output (single -m for an obsolete format)
-t Show bus tree

Display options:
-v Be verbose (-vv for very verbose)
-k Show kernel drivers handling each device
-x Show hex-dump of the standard part of the config space
-xxx Show hex-dump of the whole config space (dangerous; root only)
-xxxx Show hex-dump of the 4096-byte extended config space (root only)
-b Bus-centric view (addresses and IRQ's as seen by the bus)
-D Always show domain numbers

Resolving of device ID's to names:
-n Show numeric ID's
-nn Show both textual and numeric ID's (names & numbers)
-q Query the PCI ID database for unknown ID's via DNS
-qq As above, but re-query locally cached entries
-Q Query the PCI ID database for all ID's via DNS

Selection of devices:
-s [[[[<domain>]:]<bus>]:][<slot>][.[<func>]] Show only devices in selected slots
-d [<vendor>]:[<device>] Show only devices with specified ID's

Other options:
-i <file> Use specified ID database instead of /usr/share/misc/pci.ids.gz
-p <file> Look up kernel modules in a given file instead of default modules.pcimap
-M Enable `bus mapping' mode (dangerous; root only)

PCI access options:
-A <method> Use the specified PCI access method (see `-A help' for a list)
-O <par>=<val> Set PCI access parameter (see `-O help' for a list)
-G Enable PCI access debugging
-H <mode> Use direct hardware access (<mode> = 1 or 2)
-F <file> Read PCI configuration dump from a given file
chikku@fridge:~$ iwconfig
lo no wireless extensions.

eth0 no wireless extensions.

chikku@fridge:~$ rfkill list all
chikku@fridge:~$ lsmod
Module Size Used by
p54usb 10876 0
p54common 24921 1 p54usb
led_class 2864 1 p54common
mac80211 204922 2 p54usb,p54common
cfg80211 126485 2 p54common,mac80211
usbhid 36110 0
hid 67032 1 usbhid
mga 28320 3
drm 162471 4 mga
binfmt_misc 6587 1
snd_intel8x0 25588 2
snd_ac97_codec 100646 1 snd_intel8x0
ac97_bus 1002 1 snd_ac97_codec
snd_pcm_oss 35308 0
snd_mixer_oss 13746 1 snd_pcm_oss
snd_pcm 70662 3 snd_intel8x0,snd_ac97_codec,snd_pcm_oss
snd_seq_dummy 1338 0
snd_seq_oss 26726 0
snd_seq_midi 4557 0
snd_rawmidi 19056 1 snd_seq_midi
snd_seq_midi_event 6003 2 snd_seq_oss,snd_seq_midi
snd_seq 47263 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_mid i_event
snd_timer 19098 2 snd_pcm,snd_seq
snd_seq_device 5700 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi ,snd_seq
fbcon 35102 71
tileblit 2031 1 fbcon
font 7557 1 fbcon
bitblit 4707 1 fbcon
softcursor 1189 1 bitblit
ppdev 5259 0
snd 54148 14 snd_intel8x0,snd_ac97_codec,snd_pcm_oss,snd_mixer_ oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_ti mer,snd_seq_device
vga16fb 11385 1
vgastate 8961 1 vga16fb
soundcore 6620 1 snd
intel_agp 24177 1
snd_page_alloc 7076 2 snd_intel8x0,snd_pcm
parport_pc 25962 1
shpchp 28820 0
agpgart 31724 2 drm,intel_agp
lp 7028 0
parport 32635 3 ppdev,parport_pc,lp
8139too 18545 0
8139cp 16186 0
mii 4381 2 8139too,8139cp
floppy 53016 0
chikku@fridge:~$

wildmanne39
August 6th, 2011, 12:30 AM
Hi, run these commands please:

dmesg | grep p54

lsmod | grep p54

modinfo p54 | grep 8104
and post the results here.
Thank you

fastkid105
August 8th, 2011, 05:08 PM
hey

chikku@fridge:~$ dmesg | grep p54
[ 17.232498] usb 1-3: (p54usb) cannot load firmware isl3887usb (-2)!
[ 17.246761] p54usb: probe of 1-3:1.0 failed with error -2
[ 17.246811] usbcore: registered new interface driver p54usb
chikku@fridge:~$ lsmod | grep p54
p54usb 10876 0
p54common 24921 1 p54usb
led_class 2864 1 p54common
mac80211 204922 2 p54usb,p54common
cfg80211 126485 2 p54common,mac80211
chikku@fridge:~$ modinfo p54 | grep 8104
ERROR: modinfo: could not find module p54
chikku@fridge:~$

wildmanne39
August 8th, 2011, 05:27 PM
Hi, unplug your wired connection then run these two commands and see if your wireless come on.

sudo modprobe -r p54usb
sudo modprobe p54usb

Also has your wireless ever worked?
Thank you

wildmanne39
August 8th, 2011, 06:45 PM
Hi, if the other suggestion does not get your wireless usb working run this command again please:

lspci -nn | grep 0280
just copy and paste it.
Thank you

fastkid105
August 8th, 2011, 09:29 PM
Still not working, and yes my wireless has worked when using windows

chikku@fridge:~$ sudo modprobe -r p54 usb
[sudo] password for chikku:
FATAL: Module p54 not found.
chikku@fridge:~$ sudo modprobe p54usb
chikku@fridge:~$ lspci -nn | grep 0280

wildmanne39
August 8th, 2011, 10:15 PM
Hi, connect to your wired internet connection then try this please.

sudo apt-get install linux-firmware-nonfree
Thank you

fastkid105
August 9th, 2011, 09:11 PM
That sorts it out, thanks man your are an ABSOLUTE LEGEND! :D

wildmanne39
August 9th, 2011, 09:13 PM
Hi, your welcome, would you please go to the top of the page and mark this thread solved by clicking on thread tools. Thank you so much.