!!################################ !!ALSA Information Script v 0.4.59 !!################################ !!Script ran on: Tue Aug 17 18:50:41 UTC 2010 !!Linux Distribution !!------------------ Ubuntu 10.04 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 10.04 LTS" !!DMI Information !!--------------- Manufacturer: Acer Product Name: Aspire X3812 !!Kernel Information !!------------------ Kernel release: 2.6.32-21-generic Operating System: GNU/Linux Architecture: i686 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: 1.0.21 Library version: 1.0.22 Utilities version: 1.0.22 !!Loaded ALSA modules !!------------------- snd_hda_intel !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes ESound Daemon: Installed - Yes (/usr/bin/esd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [NVidia ]: HDA-Intel - HDA NVidia HDA NVidia at 0xfe97c000 irq 16 !!PCI Soundcards installed in the system !!-------------------------------------- 01:00.1 Audio device: nVidia Corporation High Definition Audio Controller (rev a1) !!Advanced information - PCI Vendor/Device/Susbsystem ID's !!-------------------------------------------------------- 01:00.1 0403: 10de:0be2 (rev a1) Subsystem: 174b:2160 !!Modprobe options (Sound related) !!-------------------------------- snd-atiixp-modem: index=-2 snd-intel8x0m: index=-2 snd-via82xx-modem: index=-2 snd-usb-audio: index=-2 snd-usb-us122l: index=-2 snd-usb-usx2y: index=-2 snd-usb-caiaq: index=-2 snd-cmipci: mpu_port=0x330 fm_port=0x388 snd-pcsp: index=-2 !!Loaded sound module options !!-------------------------- !!Module: snd_hda_intel bdl_pos_adj : 32,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y enable_msi : 0 id : ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 model : ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, patch : ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, position_fix : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 power_save : 0 power_save_controller : Y probe_mask : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 probe_only : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N single_cmd : N !!HDA-Intel Codec information !!--------------------------- --startcollapse-- Codec: Nvidia ID a Address: 0 Function Id: 0x1 Vendor Id: 0x10de000a Subsystem Id: 0x10de0101 Revision Id: 0x100100 No Modem Function Group found Default PCM: rates [0x0]: bits [0x0]: formats [0x0]: Default Amp-In caps: N/A Default Amp-Out caps: N/A GPIO: io=0, o=0, i=0, unsolicited=0, wake=0 Node 0x04 [Audio Output] wcaps 0x72b1: 8-Channels Digital Stripe CP Converter: stream=0, channel=0 Digital: Digital category: 0x0 PCM: rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000 bits [0xe]: 16 20 24 formats [0x5]: PCM AC3 Unsolicited: tag=00, enabled=0 Node 0x05 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP Pincap 0x09000094: OUT Detect HDMI Pin Default 0x18560010: [Jack] Digital Out at Int HDMI Conn = Digital, Color = Unknown DefAssociation = 0x1, Sequence = 0x0 Pin-ctls: 0x00: Unsolicited: tag=00, enabled=0 Connection: 1 0x04 Codec: Nvidia ID a Address: 1 Function Id: 0x1 Vendor Id: 0x10de000a Subsystem Id: 0x10de0101 Revision Id: 0x100100 No Modem Function Group found Default PCM: rates [0x0]: bits [0x0]: formats [0x0]: Default Amp-In caps: N/A Default Amp-Out caps: N/A GPIO: io=0, o=0, i=0, unsolicited=0, wake=0 Node 0x04 [Audio Output] wcaps 0x72b1: 8-Channels Digital Stripe CP Converter: stream=0, channel=0 Digital: Digital category: 0x0 PCM: rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000 bits [0xe]: 16 20 24 formats [0x5]: PCM AC3 Unsolicited: tag=00, enabled=0 Node 0x05 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP Pincap 0x09000094: OUT Detect HDMI Pin Default 0x18560010: [Jack] Digital Out at Int HDMI Conn = Digital, Color = Unknown DefAssociation = 0x1, Sequence = 0x0 Pin-ctls: 0x00: Unsolicited: tag=00, enabled=0 Connection: 1 0x04 Codec: Nvidia ID a Address: 2 Function Id: 0x1 Vendor Id: 0x10de000a Subsystem Id: 0x10de0101 Revision Id: 0x100100 No Modem Function Group found Default PCM: rates [0x0]: bits [0x0]: formats [0x0]: Default Amp-In caps: N/A Default Amp-Out caps: N/A GPIO: io=0, o=0, i=0, unsolicited=0, wake=0 Node 0x04 [Audio Output] wcaps 0x72b1: 8-Channels Digital Stripe CP Converter: stream=0, channel=0 Digital: Digital category: 0x0 PCM: rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000 bits [0xe]: 16 20 24 formats [0x5]: PCM AC3 Unsolicited: tag=00, enabled=0 Node 0x05 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP Pincap 0x09000094: OUT Detect HDMI Pin Default 0x18560010: [Jack] Digital Out at Int HDMI Conn = Digital, Color = Unknown DefAssociation = 0x1, Sequence = 0x0 Pin-ctls: 0x00: Unsolicited: tag=00, enabled=0 Connection: 1 0x04 Codec: Nvidia ID a Address: 3 Function Id: 0x1 Vendor Id: 0x10de000a Subsystem Id: 0x10de0101 Revision Id: 0x100100 No Modem Function Group found Default PCM: rates [0x0]: bits [0x0]: formats [0x0]: Default Amp-In caps: N/A Default Amp-Out caps: N/A GPIO: io=0, o=0, i=0, unsolicited=0, wake=0 Node 0x04 [Audio Output] wcaps 0x72b1: 8-Channels Digital Stripe CP Converter: stream=0, channel=0 Digital: Digital category: 0x0 PCM: rates [0x7f0]: 32000 44100 48000 88200 96000 176400 192000 bits [0xe]: 16 20 24 formats [0x5]: PCM AC3 Unsolicited: tag=00, enabled=0 Node 0x05 [Pin Complex] wcaps 0x407381: 8-Channels Digital CP Pincap 0x09000094: OUT Detect HDMI Pin Default 0x18560010: [Jack] Digital Out at Int HDMI Conn = Digital, Color = Unknown DefAssociation = 0x1, Sequence = 0x0 Pin-ctls: 0x00: Unsolicited: tag=00, enabled=0 Connection: 1 0x04 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Aug 17 20:30 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Aug 17 20:30 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Aug 17 20:30 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 96 Aug 17 20:30 /dev/snd/controlC3 crw-rw---- 1 root audio 116, 4 Aug 17 20:30 /dev/snd/hwC0D0 crw-rw---- 1 root audio 116, 5 Aug 17 20:30 /dev/snd/hwC0D1 crw-rw---- 1 root audio 116, 6 Aug 17 20:30 /dev/snd/hwC0D2 crw-rw---- 1 root audio 116, 7 Aug 17 20:30 /dev/snd/hwC0D3 crw-rw---- 1 root audio 116, 36 Aug 17 20:30 /dev/snd/hwC1D0 crw-rw---- 1 root audio 116, 37 Aug 17 20:30 /dev/snd/hwC1D1 crw-rw---- 1 root audio 116, 38 Aug 17 20:30 /dev/snd/hwC1D2 crw-rw---- 1 root audio 116, 39 Aug 17 20:30 /dev/snd/hwC1D3 crw-rw---- 1 root audio 116, 68 Aug 17 20:30 /dev/snd/hwC2D0 crw-rw---- 1 root audio 116, 69 Aug 17 20:30 /dev/snd/hwC2D1 crw-rw---- 1 root audio 116, 70 Aug 17 20:30 /dev/snd/hwC2D2 crw-rw---- 1 root audio 116, 71 Aug 17 20:30 /dev/snd/hwC2D3 crw-rw---- 1 root audio 116, 100 Aug 17 20:30 /dev/snd/hwC3D0 crw-rw---- 1 root audio 116, 101 Aug 17 20:30 /dev/snd/hwC3D1 crw-rw---- 1 root audio 116, 102 Aug 17 20:30 /dev/snd/hwC3D2 crw-rw---- 1 root audio 116, 103 Aug 17 20:30 /dev/snd/hwC3D3 crw-rw---- 1 root audio 116, 8 Aug 17 20:30 /dev/snd/midiC0D0 crw-rw---- 1 root audio 116, 9 Aug 17 20:30 /dev/snd/midiC0D1 crw-rw---- 1 root audio 116, 10 Aug 17 20:30 /dev/snd/midiC0D2 crw-rw---- 1 root audio 116, 11 Aug 17 20:30 /dev/snd/midiC0D3 crw-rw---- 1 root audio 116, 12 Aug 17 20:30 /dev/snd/midiC0D4 crw-rw---- 1 root audio 116, 13 Aug 17 20:30 /dev/snd/midiC0D5 crw-rw---- 1 root audio 116, 14 Aug 17 20:30 /dev/snd/midiC0D6 crw-rw---- 1 root audio 116, 15 Aug 17 20:30 /dev/snd/midiC0D7 crw-rw---- 1 root audio 116, 40 Aug 17 20:30 /dev/snd/midiC1D0 crw-rw---- 1 root audio 116, 41 Aug 17 20:30 /dev/snd/midiC1D1 crw-rw---- 1 root audio 116, 42 Aug 17 20:30 /dev/snd/midiC1D2 crw-rw---- 1 root audio 116, 43 Aug 17 20:30 /dev/snd/midiC1D3 crw-rw---- 1 root audio 116, 44 Aug 17 20:30 /dev/snd/midiC1D4 crw-rw---- 1 root audio 116, 45 Aug 17 20:30 /dev/snd/midiC1D5 crw-rw---- 1 root audio 116, 46 Aug 17 20:30 /dev/snd/midiC1D6 crw-rw---- 1 root audio 116, 47 Aug 17 20:30 /dev/snd/midiC1D7 crw-rw---- 1 root audio 116, 72 Aug 17 20:30 /dev/snd/midiC2D0 crw-rw---- 1 root audio 116, 73 Aug 17 20:30 /dev/snd/midiC2D1 crw-rw---- 1 root audio 116, 74 Aug 17 20:30 /dev/snd/midiC2D2 crw-rw---- 1 root audio 116, 75 Aug 17 20:30 /dev/snd/midiC2D3 crw-rw---- 1 root audio 116, 76 Aug 17 20:30 /dev/snd/midiC2D4 crw-rw---- 1 root audio 116, 77 Aug 17 20:30 /dev/snd/midiC2D5 crw-rw---- 1 root audio 116, 78 Aug 17 20:30 /dev/snd/midiC2D6 crw-rw---- 1 root audio 116, 79 Aug 17 20:30 /dev/snd/midiC2D7 crw-rw---- 1 root audio 116, 104 Aug 17 20:31 /dev/snd/midiC3D0 crw-rw---- 1 root audio 116, 105 Aug 17 20:31 /dev/snd/midiC3D1 crw-rw---- 1 root audio 116, 106 Aug 17 20:31 /dev/snd/midiC3D2 crw-rw---- 1 root audio 116, 107 Aug 17 20:31 /dev/snd/midiC3D3 crw-rw---- 1 root audio 116, 108 Aug 17 20:31 /dev/snd/midiC3D4 crw-rw---- 1 root audio 116, 109 Aug 17 20:31 /dev/snd/midiC3D5 crw-rw---- 1 root audio 116, 110 Aug 17 20:31 /dev/snd/midiC3D6 crw-rw---- 1 root audio 116, 111 Aug 17 20:31 /dev/snd/midiC3D7 crw-rw---- 1 root audio 116, 24 Aug 17 20:31 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 16 Aug 17 20:31 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 25 Aug 17 20:31 /dev/snd/pcmC0D1c crw-rw---- 1 root audio 116, 17 Aug 17 20:31 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 26 Aug 17 20:31 /dev/snd/pcmC0D2c crw-rw---- 1 root audio 116, 18 Aug 17 20:31 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 27 Aug 17 20:31 /dev/snd/pcmC0D3c crw-rw---- 1 root audio 116, 19 Aug 17 20:31 /dev/snd/pcmC0D3p crw-rw---- 1 root audio 116, 28 Aug 17 20:31 /dev/snd/pcmC0D4c crw-rw---- 1 root audio 116, 20 Aug 17 20:31 /dev/snd/pcmC0D4p crw-rw---- 1 root audio 116, 29 Aug 17 20:31 /dev/snd/pcmC0D5c crw-rw---- 1 root audio 116, 21 Aug 17 20:31 /dev/snd/pcmC0D5p crw-rw---- 1 root audio 116, 30 Aug 17 20:31 /dev/snd/pcmC0D6c crw-rw---- 1 root audio 116, 22 Aug 17 20:31 /dev/snd/pcmC0D6p crw-rw---- 1 root audio 116, 31 Aug 17 20:31 /dev/snd/pcmC0D7c crw-rw---- 1 root audio 116, 23 Aug 17 20:31 /dev/snd/pcmC0D7p crw-rw---- 1 root audio 116, 56 Aug 17 20:31 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 48 Aug 17 20:31 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 57 Aug 17 20:31 /dev/snd/pcmC1D1c crw-rw---- 1 root audio 116, 49 Aug 17 20:31 /dev/snd/pcmC1D1p crw-rw---- 1 root audio 116, 58 Aug 17 20:31 /dev/snd/pcmC1D2c crw-rw---- 1 root audio 116, 50 Aug 17 20:31 /dev/snd/pcmC1D2p crw-rw---- 1 root audio 116, 59 Aug 17 20:31 /dev/snd/pcmC1D3c crw-rw---- 1 root audio 116, 51 Aug 17 20:31 /dev/snd/pcmC1D3p crw-rw---- 1 root audio 116, 60 Aug 17 20:31 /dev/snd/pcmC1D4c crw-rw---- 1 root audio 116, 52 Aug 17 20:31 /dev/snd/pcmC1D4p crw-rw---- 1 root audio 116, 61 Aug 17 20:31 /dev/snd/pcmC1D5c crw-rw---- 1 root audio 116, 53 Aug 17 20:31 /dev/snd/pcmC1D5p crw-rw---- 1 root audio 116, 62 Aug 17 20:31 /dev/snd/pcmC1D6c crw-rw---- 1 root audio 116, 54 Aug 17 20:31 /dev/snd/pcmC1D6p crw-rw---- 1 root audio 116, 63 Aug 17 20:31 /dev/snd/pcmC1D7c crw-rw---- 1 root audio 116, 55 Aug 17 20:31 /dev/snd/pcmC1D7p crw-rw---- 1 root audio 116, 88 Aug 17 20:31 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 80 Aug 17 20:31 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 89 Aug 17 20:31 /dev/snd/pcmC2D1c crw-rw---- 1 root audio 116, 81 Aug 17 20:31 /dev/snd/pcmC2D1p crw-rw---- 1 root audio 116, 90 Aug 17 20:31 /dev/snd/pcmC2D2c crw-rw---- 1 root audio 116, 82 Aug 17 20:31 /dev/snd/pcmC2D2p crw-rw---- 1 root audio 116, 91 Aug 17 20:31 /dev/snd/pcmC2D3c crw-rw---- 1 root audio 116, 83 Aug 17 20:31 /dev/snd/pcmC2D3p crw-rw---- 1 root audio 116, 92 Aug 17 20:31 /dev/snd/pcmC2D4c crw-rw---- 1 root audio 116, 84 Aug 17 20:31 /dev/snd/pcmC2D4p crw-rw---- 1 root audio 116, 93 Aug 17 20:31 /dev/snd/pcmC2D5c crw-rw---- 1 root audio 116, 85 Aug 17 20:31 /dev/snd/pcmC2D5p crw-rw---- 1 root audio 116, 94 Aug 17 20:31 /dev/snd/pcmC2D6c crw-rw---- 1 root audio 116, 86 Aug 17 20:31 /dev/snd/pcmC2D6p crw-rw---- 1 root audio 116, 95 Aug 17 20:31 /dev/snd/pcmC2D7c crw-rw---- 1 root audio 116, 87 Aug 17 20:31 /dev/snd/pcmC2D7p crw-rw---- 1 root audio 116, 120 Aug 17 20:31 /dev/snd/pcmC3D0c crw-rw---- 1 root audio 116, 112 Aug 17 20:31 /dev/snd/pcmC3D0p crw-rw---- 1 root audio 116, 121 Aug 17 20:31 /dev/snd/pcmC3D1c crw-rw---- 1 root audio 116, 113 Aug 17 20:31 /dev/snd/pcmC3D1p crw-rw---- 1 root audio 116, 122 Aug 17 20:31 /dev/snd/pcmC3D2c crw-rw---- 1 root audio 116, 114 Aug 17 20:31 /dev/snd/pcmC3D2p crw-rw---- 1 root audio 116, 123 Aug 17 20:31 /dev/snd/pcmC3D3c crw-rw---- 1 root audio 116, 115 Aug 17 20:31 /dev/snd/pcmC3D3p crw-rw---- 1 root audio 116, 124 Aug 17 20:31 /dev/snd/pcmC3D4c crw-rw---- 1 root audio 116, 116 Aug 17 20:31 /dev/snd/pcmC3D4p crw-rw---- 1 root audio 116, 125 Aug 17 20:31 /dev/snd/pcmC3D5c crw-rw---- 1 root audio 116, 117 Aug 17 20:31 /dev/snd/pcmC3D5p crw-rw---- 1 root audio 116, 126 Aug 17 20:31 /dev/snd/pcmC3D6c crw-rw---- 1 root audio 116, 118 Aug 17 20:31 /dev/snd/pcmC3D6p crw-rw---- 1 root audio 116, 127 Aug 17 20:31 /dev/snd/pcmC3D7c crw-rw---- 1 root audio 116, 119 Aug 17 20:31 /dev/snd/pcmC3D7p crw-rw---- 1 root audio 116, 1 Aug 17 20:30 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 17 20:30 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Aug 17 20:03 . drwxr-x--- 3 root audio 2420 Aug 17 20:31 .. lrwxrwxrwx 1 root root 12 Aug 17 20:03 pci-0000:01:00.1 -> ../controlC0 !!Aplay/Arecord output !!------------ APLAY aplay: device_list:223: no soundcards found... ARECORD arecord: device_list:223: no soundcards found... !!Amixer output !!------------- !!-------Mixer controls for card 0 [NVidia] Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control Invalid card number. Usage: amixer [command] Available options: -h,--help this help -c,--card N select the card -D,--device N select the device, default 'default' -d,--debug debug mode -n,--nocheck do not perform range checking -v,--version print version of this program -q,--quiet be quiet -i,--inactive show also inactive controls -a,--abstract L select abstraction level (none or basic) -s,--stdin Read and execute commands from stdin sequentially Available commands: scontrols show all mixer simple controls scontents show contents of all mixer simple controls (default command) sset sID P set contents for one mixer simple control sget sID get contents for one mixer simple control controls show all controls for given card contents show contents of all controls for given card cset cID P set control contents for one control cget cID get control contents for one control !!Alsactl output !!------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module binfmt_misc ppdev snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq fbcon snd_timer tileblit font snd_seq_device bitblit nvidia softcursor snd led_class intel_agp psmouse vga16fb joydev vgastate serio_raw soundcore snd_page_alloc rt2860sta agpgart lp parport hid_logitech ff_memless usbhid usb_storage hid ohci1394 ahci e1000e ieee1394 !!Sysfs Files !!----------- /sys/class/sound/hwC0D0/init_pin_configs: 0x05 0x18560010 /sys/class/sound/hwC0D0/driver_pin_configs: /sys/class/sound/hwC0D0/user_pin_configs: /sys/class/sound/hwC0D0/init_verbs: /sys/class/sound/hwC0D1/init_pin_configs: 0x05 0x18560010 /sys/class/sound/hwC0D1/driver_pin_configs: /sys/class/sound/hwC0D1/user_pin_configs: /sys/class/sound/hwC0D1/init_verbs: /sys/class/sound/hwC0D2/init_pin_configs: 0x05 0x18560010 /sys/class/sound/hwC0D2/driver_pin_configs: /sys/class/sound/hwC0D2/user_pin_configs: /sys/class/sound/hwC0D2/init_verbs: /sys/class/sound/hwC0D3/init_pin_configs: 0x05 0x18560010 /sys/class/sound/hwC0D3/driver_pin_configs: /sys/class/sound/hwC0D3/user_pin_configs: /sys/class/sound/hwC0D3/init_verbs: !!ALSA/HDA dmesg !!------------------ [ 11.129754] Disabling lock debugging due to kernel taint [ 11.843994] HDA Intel 0000:01:00.1: PCI INT A -> GSI 16 (level, low) -> IRQ 16 [ 11.843997] hda_intel: Disable MSI for Nvidia chipset [ 11.844026] HDA Intel 0000:01:00.1: setting latency timer to 64 [ 12.004327] Console: switching to colour frame buffer device 80x30