Bug #1284432: [Inspiron 7537, Realtek ALC283, Speaker, Internal] No sound at all

Try:

killall pulseaudio; rm -r ~/.pulse* ~/.config/pulse*

Wait ten seconds and try some sound things..

Already done this, following https://help.ubuntu.com/community/SoundTroubleshootingProcedure

Now at step 4

gagan@gagan-Inspiron-7537:~$ cat /proc/asound/{version,cards,devices,hwdep,pcm,seq/clients}; sudo rm /etc/asound.conf; sudo rm -r ~/.pulse ~/.asound* ;sudo rm ~/.pulse-cookie; sudo apt-get update; sudo apt-get install aptitude; sudo aptitude install paman gnome-alsamixer libasound2-plugins padevchooser libsdl1.2debian-pulseaudio; sudo lshw -short;ls -lart /dev/snd; cat /dev/sndstat; lspci -nn; lsusb; sudo which alsactl; sudo fuser -v /dev/dsp /dev/snd/* ; dpkg -S bin/slmodemd; dmesg | egrep 'EMU|probe|emu|ALSA|alsa|ac97|udi|snd|ound|irmware'; sudo /etc/init.d/sl-modem-daemon status; sudo grep model /etc/modprobe.d/* ; sudo dmidecode|egrep 'anufact|roduct|erial|elease'; lsmod | egrep 'snd|usb|midi|udio'; pacmd list-sinks; aplay -l; sudo alsa force-reload; ubuntu-support-status ; sudo lshw -C sound
Advanced Linux Sound Architecture Driver Version k3.13.0-43-generic.
 0 [HDMI ]: HDA-Intel - HDA Intel HDMI
                      HDA Intel HDMI at 0xe3610000 irq 64
 1 [PCH ]: HDA-Intel - HDA Intel PCH
                      HDA Intel PCH at 0xe3614000 irq 63
  1: : sequencer
  2: [ 1- 0]: digital audio playback
  3: [ 1- 0]: digital audio capture
  4: [ 1- 0]: hardware dependent
  5: [ 1] : control
  6: [ 0- 8]: digital audio playback
  7: [ 0- 7]: digital audio playback
  8: [ 0- 3]: digital audio playback
  9: [ 0- 0]: hardware dependent
 10: [ 0] : control
 33: : timer
01-00: HDA Codec 0
00-00: HDA Codec 0
00-03: HDMI 0 : HDMI 0 : playback 1
00-07: HDMI 1 : HDMI 1 : playback 1
00-08: HDMI 2 : HDMI 2 : playback 1
01-00: ALC283 Analog : ALC283 Analog : playback 1 : capture 1
Client info
  cur clients : 1
  peak clients : 1
  max clients : 192

Client 0 : "System" [Kernel]
  Port 0 : "Timer" (Rwe-)
  Port 1 : "Announce" (R-e-)
Client 14 : "Midi Through" [Kernel]
  Port 0 : "Midi Through Port-0" (RWe-)
[sudo] password for gagan:
rm: cannot remove ‘/etc/asound.conf’: No such file or directory
rm: cannot remove ‘/home/gagan/.pulse’: No such file or directory
rm: cannot remove ‘/home/gagan/.asound*’: No such file or directory
rm: cannot remove ‘/home/gagan/.pulse-cookie’: No such file or directory
Ign http://dl.google.com stable InRelease
Hit http://dl.google.com stable Release.gpg
Hit http://dl.google.com stable Release
Hit http://dl.google.com stable/main amd64 Packages
Hit http://dl.google.com stable/main i386 Packages
Ign http://extras.ubuntu.com trusty InRelease
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Hit http://extras.ubuntu.com trusty Release.gpg
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Hit http://extras.ubuntu.com trusty/main Sources
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Ign http://archive.ubuntu.com trusty-security InRelease
Hit http://extras.ubuntu.com trusty/main amd64 Packages
Hit http://ppa.launchpad.net trusty Release.gpg
Hit http://archive.ubuntu.com trusty Release.gpg
Hit http://extras.ubuntu.com trusty/main i386 Packages
Hit http://ppa.launchpad.net trusty Release.gpg
Get:1 http://archive.ubuntu.com trusty-updates Release.gpg [933 B]
Hit http://ppa.launchpad.net trusty Release.gpg
Get:2 http://archive.ubuntu.com trusty-backports Release.gpg [933 B]
Hit http://archive.ubuntu.com trusty-security Release.gpg
Hit http://ppa.launchpad.net trusty Release.gpg
Hit http://archive.ubuntu.com trusty Release
Hit http://ppa.launchpad.net trusty Release
Get:3 http://archive.ubuntu.com trusty-updates Release [63.5 kB]
Hit http://ppa.launchpad.net trusty Release
Hit http://ppa.launchpad.net trusty Release
Hit http://ppa.launchpad.net trusty Release
Get:4 http://archive.ubuntu.com trusty-backports Release [63.5 kB]
Hit http://ppa.launchpad.net trusty/main amd64 Packages
Hit http://ppa.launchpad.net trusty/main i386 Packages
Hit http://archive.ubuntu.com trusty-security Release
Ign http://extras.ubuntu.com trusty/main Translation-en_IN
Hit http://ppa.launchpad.net trusty/main Translation-en
Hit http://archive.ubuntu.com trusty/main Sources
Ign http://extras.ubuntu.com trusty/main Translation-en
Hit http://ppa.launchpad.net trusty/main amd64 Packages
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Hit http://ppa.launchpad.net trusty/main Translation-en
Hit http://archive.ubuntu.com trusty/universe Sources
Hit http://archive.ubuntu.com trusty/main amd64 Packages
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Hit http://ppa.launchpad.net trusty/main amd64 Packages
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Get:5 http://archive.ubuntu.com trusty-updates/main Sources [190 kB]
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Get:7 http://archive.ubuntu.com trusty-updates/multiverse Sources [4,765 B]
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Get:15 http://archive.ubuntu.com trusty-updates/multiverse i386 Packages [11.9 kB]
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Hit http://archive.ubuntu.com trusty-updates/main Translation-en
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Get:17 http://archive.ubuntu.com trusty-backports/main Sources [5,298 B]
Get:18 http://archive.ubuntu.com trusty-backports/restricted Sources [28 B]
Get:19 http://archive.ubuntu.com trusty-backports/universe Sources [22.9 kB]
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Get:21 http://archive.ubuntu.com trusty-backports/main amd64 Packages [5,536 B]
Get:22 http://archive.ubuntu.com trusty-backports/restricted amd64 Packages [28 B]
Get:23 http://archive.ubuntu.com trusty-backports/universe amd64 Packages [26.5 kB]
Get:24 http://archive.ubuntu.com trusty-backports/multiverse amd64 Packages [1,245 B]
Get:25 http://archive.ubuntu.com trusty-backports/main i386 Packages [5,550 B]
Get:26 http://archive.ubuntu.com trusty-backports/restricted i386 Packages [28 B]
Get:27 http://archive.ubuntu.com trusty-backports/universe i386 Packages [26.5 kB]
Get:28 http://archive.ubuntu.com trusty-backports/multiverse i386 Packages [1,249 B]
Hit http://archive.ubuntu.com trusty-backports/main Translation-en
Hit http://archive.ubuntu.com trusty-backports/multiverse Translation-en
Hit http://archive.ubuntu.com trusty-backports/restricted Translation-en
Hit http://archive.ubuntu.com trusty-backports/universe Translation-en
Hit http://archive.ubuntu.com trusty-security/main Sources
Hit http://archive.ubuntu.com trusty-security/restricted Sources
Hit http://archive.ubuntu.com trusty-security/multiverse Sources
Hit http://archive.ubuntu.com trusty-security/universe Sources
Hit http://archive.ubuntu.com trusty-security/main amd64 Packages
Hit http://archive.ubuntu.com trusty-security/restricted amd64 Packages
Hit http://archive.ubuntu.com trusty-security/multiverse amd64 Packages
Hit http://archive.ubuntu.com trusty-security/universe amd64 Packages
Hit http://archive.ubuntu.com trusty-security/main i386 Packages
Hit http://archive.ubuntu.com trusty-security/restricted i386 Packages
Hit http://archive.ubuntu.com trusty-security/multiverse i386 Packages
Hit http://archive.ubuntu.com trusty-security/universe i386 Packages
Hit http://archive.ubuntu.com trusty-security/main Translation-en
Hit http://archive.ubuntu.com trusty-security/multiverse Translation-en
Hit http://archive.ubuntu.com trusty-security/restricted Translation-en
Hit http://archive.ubuntu.com trusty-security/universe Translation-en
Ign http://archive.ubuntu.com trusty/main Translation-en_IN
Ign http://archive.ubuntu.com trusty/multiverse Translation-en_IN
Ign http://archive.ubuntu.com trusty/restricted Translation-en_IN
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Fetched 2,081 kB in 53s (39.2 kB/s)
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  argyll browser-plugin-gnash caribou caribou-antler dconf-editor dconf-tools
  fonts-cantarell gdebi gdebi-core gir1.2-gtop-2.0 gir1.2-rest-0.7
  gir1.2-tracker-0.16 gir1.2-zpj-0.0 gksu gnash gnash-common gnome-backgrounds
  gnome-color-manager gnome-dictionary gnome-documents gnome-games
  gnome-icon-theme-extras gnome-nettool gnome-online-accounts
  gnome-online-miners gnome-packagekit gnome-packagekit-data
  gnome-packagekit-session gnome-shell-extensions gnome-tweak-tool
  grilo-plugins-0.2 gtk2-engines hamster-applet hamster-indicator inkscape
  kde-l10n-engb libavresample1 libboost-program-options1.54.0
  libboost-thread1.54.0 libcaribou-gtk-module libcaribou-gtk3-module
  libcolord-gtk1 libdiscid0 libgdict-1.0-6 libgdict-common libgksu2-0
  libgrilo-0.2-1 libgsf-1-114 libgsf-1-common libgsl0ldbl libgtkmm-2.4-1c2a
  libgupnp-av-1.0-2 libgupnp-dlna-2.0-3 libicc2 libimdi0 libiptcdata0
  libjemalloc1 libmagick++5 libmediaart-1.0-0 librygel-core-2.0-1
  librygel-renderer-2.0-1 librygel-renderer-gst-2.0-1 librygel-server-2.0-1
  libsofia-sip-ua-glib3 libsofia-sip-ua0 libtracker-extract-0.16-0
  libtracker-miner-0.16-0 libtracker-sparql-0.16-0 libzapojit-0.0-0
  python-gnome2 python-pyatspi python-pyorbit python-wnck rygel rygel-playbin
  rygel-preferences sound-juicer telepathy-rakia tracker tracker-extract
  tracker-gui tracker-miner-fs tracker-utils unoconv
Use 'apt-get autoremove' to remove them.
The following extra packages will be installed:
  aptitude-common libcwidget3 libept1.4.12
Suggested packages:
  aptitude-doc-en aptitude-doc tasksel debtags libcwidget-dev
The following NEW packages will be installed:
  aptitude aptitude-common libcwidget3 libept1.4.12
0 upgraded, 4 newly installed, 0 to remove and 0 not upgraded.
Need to get 2,520 kB of archives.
After this operation, 10.5 MB of additional disk space will be used.
Do you want to continue? [Y/n]
Get:1 http://archive.ubuntu.com/ubuntu/ trusty/main libept1.4.12 amd64 1.0.12 [142 kB]
Get:2 http://archive.ubuntu.com/ubuntu/ trusty/main aptitude-common all 0.6.8.2-1ubuntu4 [700 kB]
Get:3 http://archive.ubuntu.com/ubuntu/ trusty/main libcwidget3 amd64 0.5.16-3.5ubuntu1 [307 kB]
Get:4 http://archive.ubuntu.com/ubuntu/ trusty/main aptitude amd64 0.6.8.2-1ubuntu4 [1,371 kB]
Fetched 2,520 kB in 9s (272 kB/s)
Selecting previously unselected package libept1.4.12:amd64.
(Reading database ... 579496 files and directories currently installed.)
Preparing to unpack .../libept1.4.12_1.0.12_amd64.deb ...
Unpacking libept1.4.12:amd64 (1.0.12) ...
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Preparing to unpack .../aptitude_0.6.8.2-1ubuntu4_amd64.deb ...
Unpacking aptitude (0.6.8.2-1ubuntu4) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Setting up libept1.4.12:amd64 (1.0.12) ...
Setting up aptitude-common (0.6.8.2-1ubuntu4) ...
Setting up libcwidget3 (0.5.16-3.5ubuntu1) ...
Setting up aptitude (0.6.8.2-1ubuntu4) ...
update-alternatives: using /usr/bin/aptitude-curses to provide /usr/bin/aptitude (aptitude) in auto mode
Processing triggers for libc-bin (2.19-0ubuntu6.6) ...
No candidate version found for libsdl1.2debian-pulseaudio
No candidate version found for libsdl1.2debian-pulseaudio
The following NEW packages will be installed:
  gnome-alsamixer libgconfmm-2.6-1c2{a} libglademm-2.4-1c2a{a}
  libgnome-desktop-2-17{a} padevchooser paman paprefs{a} pavumeter{a}
  pulseaudio-module-gconf{a} pulseaudio-module-zeroconf{a}
The following packages will be REMOVED:
  argyll{u} browser-plugin-gnash{u} caribou{u} caribou-antler{u}
  dconf-editor{u} dconf-tools{u} fonts-cantarell{u} gdebi{u} gdebi-core{u}
  gir1.2-gtop-2.0{u} gir1.2-rest-0.7{u} gir1.2-tracker-0.16{u}
  gir1.2-zpj-0.0{u} gksu{u} gnash{u} gnash-common{u} gnome-backgrounds{u}
  gnome-color-manager{u} gnome-dictionary{u} gnome-documents{u}
  gnome-games{u} gnome-icon-theme-extras{u} gnome-nettool{u}
  gnome-online-accounts{u} gnome-online-miners{u} gnome-packagekit{u}
  gnome-packagekit-data{u} gnome-packagekit-session{u}
  gnome-shell-extensions{u} gnome-tweak-tool{u} grilo-plugins-0.2{u}
  gtk2-engines{u} hamster-applet{u} hamster-indicator{u} inkscape{u}
  kde-l10n-engb{u} libavresample1{u} libboost-program-options1.54.0{u}
  libboost-thread1.54.0{u} libcaribou-gtk-module{u}
  libcaribou-gtk3-module{u} libcolord-gtk1{u} libdiscid0{u}
  libgdict-1.0-6{u} libgdict-common{u} libgksu2-0{u} libgrilo-0.2-1{u}
  libgsf-1-114{u} libgsf-1-common{u} libgsl0ldbl{u} libgupnp-av-1.0-2{u}
  libgupnp-dlna-2.0-3{u} libicc2{u} libimdi0{u} libiptcdata0{u}
  libjemalloc1{u} libmagick++5{u} libmediaart-1.0-0{u}
  librygel-core-2.0-1{u} librygel-renderer-2.0-1{u}
  librygel-renderer-gst-2.0-1{u} librygel-server-2.0-1{u}
  libsofia-sip-ua-glib3{u} libsofia-sip-ua0{u} libtracker-extract-0.16-0{u}
  libtracker-miner-0.16-0{u} libtracker-sparql-0.16-0{u}
  libzapojit-0.0-0{u} python-gnome2{u} python-pyatspi{u} python-pyorbit{u}
  python-wnck{u} rygel{u} rygel-playbin{u} rygel-preferences{u}
  sound-juicer{u} telepathy-rakia{u} tracker{u} tracker-extract{u}
  tracker-gui{u} tracker-miner-fs{u} tracker-utils{u} unoconv{u}
0 packages upgraded, 10 newly installed, 83 to remove and 0 not upgraded.
Need to get 430 kB of archives. After unpacking 168 MB will be freed.
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Get: 1 http://archive.ubuntu.com/ubuntu/ trusty/universe gnome-alsamixer amd64 0.9.7~cvs.20060916.ds.1-5 [51.5 kB]
Get: 2 http://archive.ubuntu.com/ubuntu/ trusty/universe libgconfmm-2.6-1c2 amd64 2.28.3-0ubuntu2 [23.2 kB]
Get: 3 http://archive.ubuntu.com/ubuntu/ trusty/universe libglademm-2.4-1c2a amd64 2.6.7-2ubuntu1 [17.5 kB]
Get: 4 http://archive.ubuntu.com/ubuntu/ trusty/universe libgnome-desktop-2-17 amd64 1:2.32.1-2ubuntu1 [97.5 kB]
Get: 5 http://archive.ubuntu.com/ubuntu/ trusty/universe padevchooser amd64 0.9.4-1.1 [23.5 kB]
Get: 6 http://archive.ubuntu.com/ubuntu/ trusty/universe paman amd64 0.9.4-1ubuntu3 [94.3 kB]
Get: 7 http://archive.ubuntu.com/ubuntu/ trusty-updates/main pulseaudio-module-gconf amd64 1:4.0-0ubuntu11.1 [12.1 kB]
Get: 8 http://archive.ubuntu.com/ubuntu/ trusty-updates/main pulseaudio-module-zeroconf amd64 1:4.0-0ubuntu11.1 [18.9 kB]
Get: 9 http://archive.ubuntu.com/ubuntu/ trusty/universe paprefs amd64 0.9.10-1 [63.3 kB]
Get: 10 http://archive.ubuntu.com/ubuntu/ trusty/universe pavumeter amd64 0.9.3-4 [28.5 kB]
Fetched 430 kB in 7s (56.9 kB/s)
(Reading database ... 579630 files and directories currently installed.)
Removing argyll (1.5.1-5ubuntu1) ...
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Removing dconf-editor (0.20.0-1) ...
Removing fonts-cantarell (0.0.15-1) ...
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Removing gir1.2-gtop-2.0 (2.28.5-2) ...
Removing gnome-documents (3.10.2-0ubuntu1) ...
Removing gir1.2-zpj-0.0 (0.0.3-1ubuntu1) ...
Removing gir1.2-rest-0.7 (0.7.90-0ubuntu1) ...
Removing gir1.2-tracker-0.16 (0.16.5-0ubuntu0.1) ...
Removing gksu (2.0.2-6ubuntu2) ...
Removing gnash (0.8.11~git20130903-3ubuntu1) ...
Removing gnash-common (0.8.11~git20130903-3ubuntu1) ...
Removing gnome-backgrounds (3.12.0-1) ...
Removing gnome-color-manager (3.8.3-1ubuntu1) ...
Removing gnome-dictionary (3.10.0-1ubuntu1) ...
Removing gnome-games (1:3.8+4ubuntu3) ...
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Removing grilo-plugins-0.2:amd64 (0.2.12-2) ...
Removing gtk2-engines:amd64 (1:2.20.2-3ubuntu1) ...
Removing hamster-indicator (0.1+037dd2e-0ubuntu2) ...
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Removing inkscape (0.48.4-3ubuntu2) ...
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Removing libboost-program-options1.54.0:amd64 (1.54.0-4ubuntu3.1) ...
Removing libboost-thread1.54.0:amd64 (1.54.0-4ubuntu3.1) ...
Removing libcaribou-gtk-module:amd64 (0.4.13-0ubuntu1) ...
Removing libcaribou-gtk3-module:amd64 (0.4.13-0ubuntu1) ...
Removing libcolord-gtk1:amd64 (0.1.25-1.1) ...
Removing sound-juicer (3.5.0-0ubuntu1) ...
Removing libdiscid0:amd64 (0.6.1-2) ...
Removing libgdict-1.0-6 (3.10.0-1ubuntu1) ...
Removing libgdict-common (3.10.0-1ubuntu1) ...
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Removing libgsf-1-114 (1.14.27-2ubuntu2) ...
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Removing rygel-preferences (0.20.3-1ubuntu2) ...
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Removing libgupnp-dlna-2.0-3 (0.10.2-1ubuntu1) ...
Removing libicc2:amd64 (2.12+argyll1.5.1-5ubuntu1) ...
Removing libimdi0:amd64 (1.5.1-5ubuntu1) ...
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Removing libiptcdata0 (1.0.4-3ubuntu3) ...
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Removing libmediaart-1.0-0:amd64 (0.4.0-1ubuntu1) ...
Removing librygel-renderer-gst-2.0-1 (0.20.3-1ubuntu2) ...
Removing librygel-renderer-2.0-1 (0.20.3-1ubuntu2) ...
Removing librygel-core-2.0-1 (0.20.3-1ubuntu2) ...
Removing telepathy-rakia (0.8.0-2) ...
Removing libsofia-sip-ua-glib3 (1.12.11+20110422.1-2ubuntu1) ...
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Removing tracker (0.16.5-0ubuntu0.1) ...
Removing libtracker-miner-0.16-0 (0.16.5-0ubuntu0.1) ...
Removing libtracker-sparql-0.16-0 (0.16.5-0ubuntu0.1) ...
Removing libzapojit-0.0-0 (0.0.3-1ubuntu1) ...
Removing python-gnome2 (2.28.1+dfsg-1ubuntu2) ...
Removing python-pyatspi (2.10.0+dfsg-1) ...
Removing python-pyorbit (2.24.0-6ubuntu4) ...
Removing python-wnck (2.32.0+dfsg-3) ...
Removing unoconv (0.6-6) ...
Removing libgupnp-av-1.0-2 (0.12.5-1ubuntu1) ...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Processing triggers for libc-bin (2.19-0ubuntu6.6) ...
Processing triggers for libglib2.0-0:amd64 (2.40.2-0ubuntu1) ...
Processing triggers for libglib2.0-0:i386 (2.40.2-0ubuntu1) ...
Processing triggers for hicolor-icon-theme (0.13-1) ...
Processing triggers for mime-support (3.54ubuntu1.1) ...
Processing triggers for gnome-menus (3.10.1-0ubuntu2) ...
Processing triggers for desktop-file-utils (0.22-1ubuntu1) ...
Processing triggers for bamfdaemon (0.5.1+14.04.20140409-0ubuntu1) ...
Rebuilding /usr/share/applications/bamf-2.index...
Processing triggers for fontconfig (2.11.0-0ubuntu4.1) ...
Processing triggers for install-info (5.2.0.dfsg.1-2) ...
Processing triggers for shared-mime-info (1.2-0ubuntu3) ...
Unknown media type in type 'all/all'
Unknown media type in type 'all/allfiles'
Unknown media type in type 'uri/mms'
Unknown media type in type 'uri/mmst'
Unknown media type in type 'uri/mmsu'
Unknown media type in type 'uri/pnm'
Unknown media type in type 'uri/rtspt'
Unknown media type in type 'uri/rtspu'
Processing triggers for doc-base (0.10.5) ...
Processing 2 removed doc-base files...
Registering documents with scrollkeeper...
Processing triggers for gnome-icon-theme (3.10.0-0ubuntu2) ...
Processing triggers for gconf2 (3.2.6-0ubuntu2) ...
Selecting previously unselected package gnome-alsamixer.
(Reading database ... 573399 files and directories currently installed.)
Preparing to unpack .../gnome-alsamixer_0.9.7~cvs.20060916.ds.1-5_amd64.deb ...
Unpacking gnome-alsamixer (0.9.7~cvs.20060916.ds.1-5) ...
Selecting previously unselected package libgconfmm-2.6-1c2.
Preparing to unpack .../libgconfmm-2.6-1c2_2.28.3-0ubuntu2_amd64.deb ...
Unpacking libgconfmm-2.6-1c2 (2.28.3-0ubuntu2) ...
Selecting previously unselected package libglademm-2.4-1c2a.
Preparing to unpack .../libglademm-2.4-1c2a_2.6.7-2ubuntu1_amd64.deb ...
Unpacking libglademm-2.4-1c2a (2.6.7-2ubuntu1) ...
Selecting previously unselected package libgnome-desktop-2-17.
Preparing to unpack .../libgnome-desktop-2-17_1%3a2.32.1-2ubuntu1_amd64.deb ...
Unpacking libgnome-desktop-2-17 (1:2.32.1-2ubuntu1) ...
Selecting previously unselected package padevchooser.
Preparing to unpack .../padevchooser_0.9.4-1.1_amd64.deb ...
Unpacking padevchooser (0.9.4-1.1) ...
Selecting previously unselected package paman.
Preparing to unpack .../paman_0.9.4-1ubuntu3_amd64.deb ...
Unpacking paman (0.9.4-1ubuntu3) ...
Selecting previously unselected package pulseaudio-module-gconf.
Preparing to unpack .../pulseaudio-module-gconf_1%3a4.0-0ubuntu11.1_amd64.deb ...
Unpacking pulseaudio-module-gconf (1:4.0-0ubuntu11.1) ...
Selecting previously unselected package pulseaudio-module-zeroconf.
Preparing to unpack .../pulseaudio-module-zeroconf_1%3a4.0-0ubuntu11.1_amd64.deb ...
Unpacking pulseaudio-module-zeroconf (1:4.0-0ubuntu11.1) ...
Selecting previously unselected package paprefs.
Preparing to unpack .../paprefs_0.9.10-1_amd64.deb ...
Unpacking paprefs (0.9.10-1) ...
Selecting previously unselected package pavumeter.
Preparing to unpack .../pavumeter_0.9.3-4_amd64.deb ...
Unpacking pavumeter (0.9.3-4) ...
Processing triggers for mime-support (3.54ubuntu1.1) ...
Processing triggers for gnome-menus (3.10.1-0ubuntu2) ...
Processing triggers for desktop-file-utils (0.22-1ubuntu1) ...
Processing triggers for bamfdaemon (0.5.1+14.04.20140409-0ubuntu1) ...
Rebuilding /usr/share/applications/bamf-2.index...
Processing triggers for man-db (2.6.7.1-1ubuntu1) ...
Processing triggers for gconf2 (3.2.6-0ubuntu2) ...
Setting up gnome-alsamixer (0.9.7~cvs.20060916.ds.1-5) ...
Setting up libgconfmm-2.6-1c2 (2.28.3-0ubuntu2) ...
Setting up libglademm-2.4-1c2a (2.6.7-2ubuntu1) ...
Setting up libgnome-desktop-2-17 (1:2.32.1-2ubuntu1) ...
Setting up padevchooser (0.9.4-1.1) ...
Setting up paman (0.9.4-1ubuntu3) ...
Setting up pulseaudio-module-gconf (1:4.0-0ubuntu11.1) ...
Setting up pulseaudio-module-zeroconf (1:4.0-0ubuntu11.1) ...
Setting up paprefs (0.9.10-1) ...
Setting up pavumeter (0.9.3-4) ...
Processing triggers for libc-bin (2.19-0ubuntu6.6) ...

H/W path Device Class Description
=======================================================
                             system Inspiron 7537 (Inspiron 7537)
/0 bus 038M0M
/0/0 processor Intel(R) Core(TM) i7-4510U CPU @ 2.0
/0/0/2 memory 32KiB L1 cache
/0/0/3 memory 256KiB L2 cache
/0/0/4 memory 4MiB L3 cache
/0/1 memory 32KiB L1 cache
/0/5 memory 16GiB System Memory
/0/5/0 memory 8GiB SODIMM DDR3 Synchronous 1600 MH
/0/5/1 memory 8GiB SODIMM DDR3 Synchronous 1600 MH
/0/3e memory 128KiB BIOS
/0/100 bridge Haswell-ULT DRAM Controller
/0/100/2 display Haswell-ULT Integrated Graphics Cont
/0/100/3 multimedia Haswell-ULT HD Audio Controller
/0/100/14 bus Lynx Point-LP USB xHCI HC
/0/100/16 communication Lynx Point-LP HECI #0
/0/100/1b multimedia Lynx Point-LP HD Audio Controller
/0/100/1c bridge Lynx Point-LP PCI Express Root Port
/0/100/1c.2 bridge Lynx Point-LP PCI Express Root Port
/0/100/1c.2/0 wlan0 network Wireless 7260
/0/100/1c.3 bridge Lynx Point-LP PCI Express Root Port
/0/100/1c.3/0 generic Realtek Semiconductor Co., Ltd.
/0/100/1c.3/0.1 eth0 network RTL8111/8168/8411 PCI Express Gigabi
/0/100/1c.4 bridge Lynx Point-LP PCI Express Root Port
/0/100/1c.4/0 display GK107M [GeForce GT 750M]
/0/100/1d bus Lynx Point-LP USB EHCI #1
/0/100/1f bridge Lynx Point-LP LPC Controller
/0/100/1f.2 storage Lynx Point-LP SATA Controller 1 [AHC
/0/100/1f.3 bus Lynx Point-LP SMBus Controller
/0/2 scsi0 storage
/0/2/0.0.0 /dev/sda disk 1TB ST1000LM014-1EJ1
/0/2/0.0.0/1 volume 499MiB Windows FAT volume
/0/2/0.0.0/2 /dev/sda2 volume 39MiB Windows FAT volume
/0/2/0.0.0/3 /dev/sda3 volume 127MiB reserved partition
/0/2/0.0.0/4 /dev/sda4 volume 749MiB Windows NTFS volume
/0/2/0.0.0/5 /dev/sda5 volume 152GiB Windows NTFS volume
/0/2/0.0.0/6 /dev/sda6 volume 93GiB EXT4 volume
/0/2/0.0.0/7 /dev/sda7 volume 14GiB Linux swap volume
/0/2/0.0.0/8 /dev/sda8 volume 78GiB EXT4 volume
/0/2/0.0.0/9 /dev/sda9 volume 361GiB Windows NTFS volume
/0/2/0.0.0/a /dev/sda10 volume 8326MiB Windows NTFS volume
/0/2/0.0.0/b /dev/sda11 volume 8GiB EFI partition
/0/3 scsi4 storage
/0/3/0.0.0 /dev/sdb disk 16GB SCSI Disk
/0/3/0.0.0/1 /dev/sdb1 volume 14GiB Windows FAT volume
/1 power DELL G4YJM45
total 0
crw-rw----+ 1 root audio 116, 33 Apr 12 17:03 timer
crw-rw----+ 1 root audio 116, 1 Apr 12 17:03 seq
crw-rw----+ 1 root audio 116, 4 Apr 12 17:03 hwC1D0
crw-rw----+ 1 root audio 116, 5 Apr 12 17:03 controlC1
crw-rw----+ 1 root audio 116, 9 Apr 12 17:03 hwC0D0
drwxr-xr-x 3 root root 280 Apr 12 17:03 .
crw-rw----+ 1 root audio 116, 10 Apr 12 17:03 controlC0
drwxr-xr-x 2 root root 80 Apr 12 17:03 by-path
crw-rw----+ 1 root audio 116, 7 Apr 12 17:04 pcmC0D7p
crw-rw----+ 1 root audio 116, 6 Apr 12 17:04 pcmC0D8p
crw-rw----+ 1 root audio 116, 8 Apr 12 17:04 pcmC0D3p
crw-rw----+ 1 root audio 116, 3 Apr 12 17:04 pcmC1D0c
crw-rw----+ 1 root audio 116, 2 Apr 12 17:23 pcmC1D0p
drwxr-xr-x 18 root root 4460 Apr 12 17:25 ..
cat: /dev/sndstat: No such file or directory
00:00.0 Host bridge [0600]: Intel Corporation Haswell-ULT DRAM Controller [8086:0a04] (rev 0b)
00:02.0 VGA compatible controller [0300]: Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 0b)
00:03.0 Audio device [0403]: Intel Corporation Haswell-ULT HD Audio Controller [8086:0a0c] (rev 0b)
00:14.0 USB controller [0c03]: Intel Corporation Lynx Point-LP USB xHCI HC [8086:9c31] (rev 04)
00:16.0 Communication controller [0780]: Intel Corporation Lynx Point-LP HECI #0 [8086:9c3a] (rev 04)
00:1b.0 Audio device [0403]: Intel Corporation Lynx Point-LP HD Audio Controller [8086:9c20] (rev 04)
00:1c.0 PCI bridge [0604]: Intel Corporation Lynx Point-LP PCI Express Root Port 1 [8086:9c10] (rev e4)
00:1c.2 PCI bridge [0604]: Intel Corporation Lynx Point-LP PCI Express Root Port 3 [8086:9c14] (rev e4)
00:1c.3 PCI bridge [0604]: Intel Corporation Lynx Point-LP PCI Express Root Port 4 [8086:9c16] (rev e4)
00:1c.4 PCI bridge [0604]: Intel Corporation Lynx Point-LP PCI Express Root Port 5 [8086:9c18] (rev e4)
00:1d.0 USB controller [0c03]: Intel Corporation Lynx Point-LP USB EHCI #1 [8086:9c26] (rev 04)
00:1f.0 ISA bridge [0601]: Intel Corporation Lynx Point-LP LPC Controller [8086:9c43] (rev 04)
00:1f.2 SATA controller [0106]: Intel Corporation Lynx Point-LP SATA Controller 1 [AHCI mode] [8086:9c03] (rev 04)
00:1f.3 SMBus [0c05]: Intel Corporation Lynx Point-LP SMBus Controller [8086:9c22] (rev 04)
02:00.0 Network controller [0280]: Intel Corporation Wireless 7260 [8086:08b1] (rev 73)
03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. Device [10ec:5287] (rev 01)
03:00.1 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 12)
04:00.0 3D controller [0302]: NVIDIA Corporation GK107M [GeForce GT 750M] [10de:0fe4] (rev a1)
Bus 001 Device 002: ID 8087:8000 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 005: ID 04f3:0206 Elan Microelectronics Corp.
Bus 002 Device 004: ID 8087:07dc Intel Corp.
Bus 002 Device 003: ID 0bda:5750 Realtek Semiconductor Corp.
Bus 002 Device 002: ID 0781:557e SanDisk Corp.
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
/usr/sbin/alsactl
Specified filename /dev/dsp does not exist.
                     USER PID ACCESS COMMAND
/dev/snd/controlC0: gagan 2297 F.... pulseaudio
/dev/snd/controlC1: gagan 2297 F.... pulseaudio
dpkg-query: no path found matching pattern *bin/slmodemd*
[ 0.000000] No AGP bridge found
[ 0.000000] No NUMA configuration found
[ 0.000000] No AGP bridge found
[ 0.177766] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 0.231202] ACPI: No dock devices found.
[ 0.336544] Found 1 acpi root devices
[ 0.360779] pnp: PnP ACPI: found 11 devices
[ 0.710262] audit: initializing netlink socket (disabled)
[ 0.710271] type=2000 audit(1428858231.708:1): initialized
[ 0.775026] libphy: Fixed MDIO Bus: probed
[ 0.788408] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.788571] hub 1-0:1.0: USB hub found
[ 0.788974] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.789160] hub 2-0:1.0: USB hub found
[ 0.790518] usb usb3: New USB device found, idVendor=1d6b, idProduct=0003
[ 0.790707] hub 3-0:1.0: USB hub found
[ 0.819353] IMA: No TPM chip found, activating TPM-bypass!
[ 0.820591] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[ 1.232632] usb 1-1: New USB device found, idVendor=8087, idProduct=8000
[ 1.232879] hub 1-1:1.0: USB hub found
[ 1.420824] usb 2-1: New USB device found, idVendor=0781, idProduct=557e
[ 1.639585] usb 2-5: New USB device found, idVendor=0bda, idProduct=5750
[ 1.825091] usb 2-6: New USB device found, idVendor=8087, idProduct=07dc
[ 2.009347] usb 2-7: New USB device found, idVendor=04f3, idProduct=0206
[ 2.009443] usb 2-7: ep 0x2 - rounding interval to 64 microframes, ep desc says 80 microframes
[ 6.268729] lpc_ich: Resource conflict(s) found affecting gpio_ich
[ 6.297443] lp: driver loaded but no devices found
[ 6.857342] type=1400 audit(1428838437.536:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/sbin/dhclient" pid=375 comm="apparmor_parser"
[ 6.857349] type=1400 audit(1428838437.536:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=375 comm="apparmor_parser"
[ 6.857354] type=1400 audit(1428838437.536:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=375 comm="apparmor_parser"
[ 6.857797] type=1400 audit(1428838437.536:5): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=375 comm="apparmor_parser"
[ 6.857803] type=1400 audit(1428838437.536:6): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=375 comm="apparmor_parser"
[ 6.858027] type=1400 audit(1428838437.536:7): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=375 comm="apparmor_parser"
[ 6.858043] type=1400 audit(1428838437.536:8): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/sbin/dhclient" pid=459 comm="apparmor_parser"
[ 6.858050] type=1400 audit(1428838437.536:9): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=459 comm="apparmor_parser"
[ 6.858054] type=1400 audit(1428838437.536:10): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=459 comm="apparmor_parser"
[ 6.858743] type=1400 audit(1428838437.540:11): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=459 comm="apparmor_parser"
[ 6.932367] iwlwifi 0000:02:00.0: loaded firmware version 22.24.8.0 op_mode iwlmvm
[ 7.023608] uvcvideo: Found UVC 1.00 device Integrated_Webcam_HD (0bda:5750)
[ 8.546292] snd_hda_intel 0000:00:1b.0: irq 63 for MSI/MSI-X
[ 8.553581] snd_hda_intel 0000:00:03.0: irq 64 for MSI/MSI-X
[ 8.567051] input: HDA Intel PCH Headphone Mic as /devices/pci0000:00/0000:00:1b.0/sound/card1/input13
[ 8.580036] input: HDA Intel HDMI HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:03.0/sound/card0/input16
[ 8.580288] input: HDA Intel HDMI HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:03.0/sound/card0/input15
[ 8.580346] input: HDA Intel HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:03.0/sound/card0/input14
[ 12.041553] audit_printk_skb: 165 callbacks suppressed
[ 12.041557] type=1400 audit(1428838442.724:67): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cups-browsed" pid=1165 comm="apparmor_parser"
[ 12.212935] vboxdrv: Found 4 processor cores.
[ 12.422994] vboxpci: IOMMU not found (not registered)
[ 13.726732] bbswitch: Found integrated VGA device 0000:00:02.0: \_SB_.PCI0.GFX0
[ 13.726739] bbswitch: Found discrete VGA device 0000:04:00.0: \_SB_.PCI0.RP05.PEGP
[ 13.726747] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678353] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678379] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678390] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678401] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678411] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678422] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678490] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 14.678501] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 16.063822] ACPI Warning: \_SB_.PCI0.RP05.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
[ 41.461714] type=1400 audit(1428838472.161:68): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/lib/cups/backend/cups-pdf" pid=2580 comm="apparmor_parser"
[ 41.461719] type=1400 audit(1428838472.161:69): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=2580 comm="apparmor_parser"
[ 41.461965] type=1400 audit(1428838472.161:70): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/usr/sbin/cupsd" pid=2580 comm="apparmor_parser"
sudo: /etc/init.d/sl-modem-daemon: command not found
 Manufacturer: Intel(R) Corporation
 Serial Number: To Be Filled By O.E.M.
 Manufacturer: Hynix/Hyundai
 Serial Number: 017E535C
 Manufacturer: Hynix/Hyundai
 Serial Number: 015E535E
 Manufacturer: Dell Inc.
 Product Name: Inspiron 7537
 Serial Number: 6HWS512
 Manufacturer: Dell Inc.
 Product Name: 038M0M
 Serial Number: .6HWS512.CN7620646U002A.
 Manufacturer: Dell Inc.
 Serial Number: 6HWS512
 Port Type: Serial Port 16550A Compatible
 Manufacturer: LGC-LGR3.9
 Manufacture Date: 2008
 Serial Number: 1.0
 Release Date: 10/30/2014
snd_seq_dummy 12798 0
snd_hda_codec_hdmi 46368 1
snd_hda_codec_realtek 65580 1
btusb 32412 0
usbhid 52659 0
bluetooth 391136 22 bnep,btusb,rfcomm
hid 106148 2 hid_multitouch,usbhid
snd_hda_intel 56451 5
snd_hda_codec 192906 3 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_intel
snd_hwdep 13602 1 snd_hda_codec
snd_pcm 102099 3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel
snd_page_alloc 18710 2 snd_pcm,snd_hda_intel
snd_seq_midi 13324 0
snd_seq_midi_event 14899 1 snd_seq_midi
snd_rawmidi 30144 1 snd_seq_midi
snd_seq 61560 3 snd_seq_midi_event,snd_seq_dummy,snd_seq_midi
snd_seq_device 14497 4 snd_seq,snd_rawmidi,snd_seq_dummy,snd_seq_midi
snd_timer 29482 2 snd_pcm,snd_seq
snd 69322 22 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_dummy,snd_seq_midi
soundcore 12680 1 snd
usb_storage 62209 1
Welcome to PulseAudio! Use "help" for usage information.
>>> 2 sink(s) available.
    index: 0
 name: <alsa_output.pci-0000_00_03.0.hdmi-stereo>
 driver: <module-alsa-card.c>
 flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
 state: SUSPENDED
 suspend cause: IDLE
 priority: 9950
 volume: 0: 100% 1: 100%
         0: 0.00 dB 1: 0.00 dB
         balance 0.00
 base volume: 100%
              0.00 dB
 volume steps: 65537
 muted: no
 current latency: 0.00 ms
 max request: 0 KiB
 max rewind: 0 KiB
 monitor source: 0
 sample spec: s16le 2ch 44100Hz
 channel map: front-left,front-right
              Stereo
 used by: 0
 linked by: 0
 configured latency: 0.00 ms; range is 0.50 .. 371.52 ms
 card: 0 <alsa_card.pci-0000_00_03.0>
 module: 5
 properties:
  alsa.resolution_bits = "16"
  device.api = "alsa"
  device.class = "sound"
  alsa.class = "generic"
  alsa.subclass = "generic-mix"
  alsa.name = "HDMI 0"
  alsa.id = "HDMI 0"
  alsa.subdevice = "0"
  alsa.subdevice_name = "subdevice #0"
  alsa.device = "3"
  alsa.card = "0"
  alsa.card_name = "HDA Intel HDMI"
  alsa.long_card_name = "HDA Intel HDMI at 0xe3610000 irq 64"
  alsa.driver_name = "snd_hda_intel"
  device.bus_path = "pci-0000:00:03.0"
  sysfs.path = "/devices/pci0000:00/0000:00:03.0/sound/card0"
  device.bus = "pci"
  device.vendor.id = "8086"
  device.vendor.name = "Intel Corporation"
  device.product.id = "0a0c"
  device.form_factor = "internal"
  device.string = "hdmi:0"
  device.buffering.buffer_size = "65536"
  device.buffering.fragment_size = "32768"
  device.access_mode = "mmap+timer"
  device.profile.name = "hdmi-stereo"
  device.profile.description = "Digital Stereo (HDMI)"
  device.description = "Built-in Audio Digital Stereo (HDMI)"
  alsa.mixer_name = "Intel Haswell HDMI"
  alsa.components = "HDA:80862807,80860101,00100000"
  module-udev-detect.discovered = "1"
  device.icon_name = "audio-card-pci"
 ports:
  hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)
   properties:
    device.icon_name = "video-display"
 active port: <hdmi-output-0>
  * index: 1
 name: <alsa_output.pci-0000_00_1b.0.analog-stereo>
 driver: <module-alsa-card.c>
 flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
 state: SUSPENDED
 suspend cause: IDLE
 priority: 9959
 volume: 0: 87% 1: 87%
         0: -3.65 dB 1: -3.65 dB
         balance 0.00
 base volume: 100%
              0.00 dB
 volume steps: 65537
 muted: no
 current latency: 0.00 ms
 max request: 0 KiB
 max rewind: 0 KiB
 monitor source: 1
 sample spec: s16le 2ch 44100Hz
 channel map: front-left,front-right
              Stereo
 used by: 0
 linked by: 0
 configured latency: 0.00 ms; range is 0.50 .. 371.52 ms
 card: 1 <alsa_card.pci-0000_00_1b.0>
 module: 6
 properties:
  alsa.resolution_bits = "16"
  device.api = "alsa"
  device.class = "sound"
  alsa.class = "generic"
  alsa.subclass = "generic-mix"
  alsa.name = "ALC283 Analog"
  alsa.id = "ALC283 Analog"
  alsa.subdevice = "0"
  alsa.subdevice_name = "subdevice #0"
  alsa.device = "0"
  alsa.card = "1"
  alsa.card_name = "HDA Intel PCH"
  alsa.long_card_name = "HDA Intel PCH at 0xe3614000 irq 63"
  alsa.driver_name = "snd_hda_intel"
  device.bus_path = "pci-0000:00:1b.0"
  sysfs.path = "/devices/pci0000:00/0000:00:1b.0/sound/card1"
  device.bus = "pci"
  device.vendor.id = "8086"
  device.vendor.name = "Intel Corporation"
  device.product.id = "9c20"
  device.product.name = "Lynx Point-LP HD Audio Controller"
  device.form_factor = "internal"
  device.string = "front:1"
  device.buffering.buffer_size = "65536"
  device.buffering.fragment_size = "32768"
  device.access_mode = "mmap+timer"
  device.profile.name = "analog-stereo"
  device.profile.description = "Analog Stereo"
  device.description = "Built-in Audio Analog Stereo"
  alsa.mixer_name = "Realtek ALC283"
  alsa.components = "HDA:10ec0283,102805f9,00100003"
  module-udev-detect.discovered = "1"
  device.icon_name = "audio-card-pci"
 ports:
  analog-output-speaker: Speakers (priority 10000, latency offset 0 usec, available: unknown)
   properties:
    device.icon_name = "audio-speakers"
  analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: no)
   properties:
    device.icon_name = "audio-headphones"
 active port: <analog-output-speaker>
>>> **** List of PLAYBACK Hardware Devices ****
card 0: HDMI [HDA Intel HDMI], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: HDMI [HDA Intel HDMI], device 7: HDMI 1 [HDMI 1]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: HDMI [HDA Intel HDMI], device 8: HDMI 2 [HDMI 2]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: PCH [HDA Intel PCH], device 0: ALC283 Analog [ALC283 Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
Unloading ALSA sound driver modules: snd-seq-dummy snd-hda-codec-hdmi snd-hda-codec-realtek snd-hda-intel snd-hda-codec snd-hwdep snd-pcm snd-page-alloc snd-seq-midi snd-seq-midi-event snd-rawmidi snd-seq snd-seq-device snd-timer (failed: modules still loaded: snd-hda-codec-hdmi snd-hda-codec-realtek snd-hda-intel snd-hda-codec snd-hwdep snd-pcm snd-page-alloc snd-timer).
Loading ALSA sound driver modules: snd-seq-dummy snd-hda-codec-hdmi snd-hda-codec-realtek snd-hda-intel snd-hda-codec snd-hwdep snd-pcm snd-page-alloc snd-seq-midi snd-seq-midi-event snd-rawmidi snd-seq snd-seq-device snd-timer.
Support status summary of 'gagan-Inspiron-7537':

You have 70 packages (2.7%) supported until January 2016 (9m)
You have 84 packages (3.2%) supported until February 2015 (9m)
You have 100 packages (3.9%) supported until May 2017 (3y)
You have 2210 packages (85.1%) supported until May 2019 (5y)

You have 4 packages (0.2%) that can not/no-longer be downloaded
You have 128 packages (4.9%) that are unsupported

Run with --show-unsupported, --show-supported or --show-all to see more details
  *-multimedia:0
       description: Audio device
       product: Haswell-ULT HD Audio Controller
       vendor: Intel Corporation
       physical id: 3
       bus info: pci@0000:00:03.0
       version: 0b
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list
       configuration: driver=snd_hda_intel latency=0
       resources: irq:64 memory:e3610000-e3613fff
  *-multimedia:1
       description: Audio device
       product: Lynx Point-LP HD Audio Controller
       vendor: Intel Corporation
       physical id: 1b
       bus info: pci@0000:00:1b.0
       version: 04
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list
       configuration: driver=snd_hda_intel latency=0
       resources: irq:63 memory:e3614000-e3617fff

After a reboot is it OK?

I suspect that your sound card is experiencing the following bug, for which there is no solution yet:

https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1284432

Thankyou all, I really dont know which step solved it. I left the laptop in sleep for an hour, came back and the sound surprised me.