I join the files : - /etc/X11/xorg.conf (I removed "1280x1024" in the Display Depth 16 and 24 ) - /var/log/Xorg.0.log and the results of lspci -vv lspci -vvn lsmod Steph # /etc/X11/xorg.conf (xorg X Window System server configuration file) # # This file was generated by dexconf, the Debian X Configuration tool, using # values from the debconf database. # # Edit this file with caution, and see the xorg.conf(5) manual page. # (Type "man xorg.conf" at the shell prompt.) # # This file is automatically updated on xserver-xorg package upgrades *only* # if it has not been modified since the last upgrade of the xserver-xorg # package. # # If you have edited this file but would like it to be automatically updated # again, run the following command: # sudo dpkg-reconfigure -phigh xserver-xorg Section "Files" FontPath "/usr/share/fonts/X11/misc" FontPath "/usr/share/fonts/X11/cyrillic" FontPath "/usr/share/fonts/X11/100dpi/:unscaled" FontPath "/usr/share/fonts/X11/75dpi/:unscaled" FontPath "/usr/share/fonts/X11/Type1" FontPath "/usr/share/fonts/X11/100dpi" FontPath "/usr/share/fonts/X11/75dpi" # path to defoma fonts FontPath "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType" EndSection Section "Module" Load "i2c" Load "bitmap" Load "ddc" Load "dri" Load "extmod" Load "freetype" Load "glx" Load "int10" Load "vbe" EndSection Section "InputDevice" Identifier "Generic Keyboard" Driver "kbd" Option "CoreKeyboard" Option "XkbRules" "xorg" Option "XkbModel" "pc105" Option "XkbLayout" "fr" Option "XkbVariant" "oss" Option "XkbOptions" "lv3:ralt_switch" EndSection Section "InputDevice" Identifier "Configured Mouse" Driver "mouse" Option "CorePointer" Option "Device" "/dev/input/mice" Option "Protocol" "ImPS/2" Option "ZAxisMapping" "4 5" Option "Emulate3Buttons" "true" EndSection Section "InputDevice" Driver "wacom" Identifier "stylus" Option "Device" "/dev/wacom" # Change to # /dev/input/event # for USB Option "Type" "stylus" Option "ForceDevice" "ISDV4" # Tablet PC ONLY EndSection Section "InputDevice" Driver "wacom" Identifier "eraser" Option "Device" "/dev/wacom" # Change to # /dev/input/event # for USB Option "Type" "eraser" Option "ForceDevice" "ISDV4" # Tablet PC ONLY EndSection Section "InputDevice" Driver "wacom" Identifier "cursor" Option "Device" "/dev/wacom" # Change to # /dev/input/event # for USB Option "Type" "cursor" Option "ForceDevice" "ISDV4" # Tablet PC ONLY EndSection Section "Device" Identifier "Carte vidéo générique" Driver "vesa" BusID "PCI:1:0:0" EndSection Section "Monitor" Identifier "Écran générique" Option "DPMS" HorizSync 28-64 VertRefresh 43-60 EndSection Section "Screen" Identifier "Default Screen" Device "Carte vidéo générique" Monitor "Écran générique" DefaultDepth 24 SubSection "Display" Depth 1 Modes "1280x1024" "1024x768" "832x624" "800x600" "720x400" "640x480" EndSubSection SubSection "Display" Depth 4 Modes "1280x1024" "1024x768" "832x624" "800x600" "720x400" "640x480" EndSubSection SubSection "Display" Depth 8 Modes "1280x1024" "1024x768" "832x624" "800x600" "720x400" "640x480" EndSubSection SubSection "Display" Depth 15 Modes "1280x1024" "1024x768" "832x624" "800x600" "720x400" "640x480" EndSubSection SubSection "Display" Depth 16 Modes "1024x768" "832x624" "800x600" "720x400" "640x480" EndSubSection SubSection "Display" Depth 24 Modes "1024x768" "832x624" "800x600" "720x400" "640x480" EndSubSection EndSection Section "ServerLayout" Identifier "Default Layout" Screen "Default Screen" InputDevice "Generic Keyboard" InputDevice "Configured Mouse" InputDevice "stylus" "SendCoreEvents" InputDevice "cursor" "SendCoreEvents" InputDevice "eraser" "SendCoreEvents" EndSection Section "DRI" Mode 0666 EndSection Module Size Used by nls_iso8859_1 5120 1 nls_cp437 6784 1 vfat 14208 1 fat 53916 1 vfat usb_storage 72128 1 libusual 17936 1 usb_storage isofs 36284 1 udf 85252 0 binfmt_misc 12680 1 rfcomm 40856 0 l2cap 25728 5 rfcomm bluetooth 55908 4 rfcomm,l2cap vmnet 39076 13 vmmon 113420 0 ppdev 10116 0 ipv6 268704 8 cpufreq_ondemand 9228 0 cpufreq_stats 7360 0 freq_table 5792 2 cpufreq_ondemand,cpufreq_stats cpufreq_userspace 5408 0 cpufreq_powersave 2688 0 cpufreq_conservative 8200 0 pcc_acpi 13184 0 sony_acpi 6284 0 dev_acpi 12292 0 tc1100_wmi 8068 0 asus_acpi 17308 0 video 16388 0 dock 10268 0 container 5248 0 battery 10756 0 backlight 7040 1 asus_acpi sbs 15652 0 button 8720 0 ac 6020 0 i2c_ec 5888 1 sbs dvb_bt8xx 18052 0 dvb_core 80808 1 dvb_bt8xx mt352 7556 1 lp 12452 0 snd_intel8x0 34204 1 snd_ac97_codec 98336 1 snd_intel8x0 ac97_bus 3200 1 snd_ac97_codec snd_pcm_oss 44544 0 snd_mixer_oss 17408 1 snd_pcm_oss snd_pcm 79876 3 snd_intel8x0,snd_ac97_codec,snd_pcm_oss snd_seq_dummy 4740 0 snd_seq_oss 32896 0 snd_seq_midi 9600 0 snd_seq_midi_event 8448 2 snd_seq_oss,snd_seq_midi analog 12832 0 snd_seq 52592 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event snd_timer 23684 2 snd_pcm,snd_seq irtty_sir 9600 0 sir_dev 17156 1 irtty_sir irda 201276 2 irtty_sir,sir_dev snd_mpu401 9256 0 snd_mpu401_uart 9472 1 snd_mpu401 snd_rawmidi 25472 2 snd_seq_midi,snd_mpu401_uart snd_seq_device 9100 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq,snd_rawmidi gameport 16520 1 analog parport_pc 36388 1 parport 36936 3 ppdev,lp,parport_pc crc_ccitt 3072 1 irda snd 54020 14 snd_intel8x0,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_seq,snd_timer,snd_mpu401,snd_mpu401_uart,snd_rawmidi,snd_seq_device soundcore 8672 1 snd snd_page_alloc 10888 2 snd_intel8x0,snd_pcm psmouse 38920 0 shpchp 34324 0 pci_hotplug 32576 1 shpchp sis_agp 9604 1 bt878 11960 1 dvb_bt8xx serio_raw 7940 0 pcspkr 4224 0 agpgart 35400 1 sis_agp tuner 61864 0 bttv 173684 2 dvb_bt8xx,bt878 video_buf 26116 1 bttv ir_common 31236 1 bttv compat_ioctl32 2304 1 bttv i2c_algo_bit 8712 1 bttv btcx_risc 5896 1 bttv tveeprom 15888 1 bttv videodev 28160 1 bttv v4l2_common 25216 3 tuner,bttv,videodev v4l1_compat 15236 1 videodev i2c_sis96x 6532 0 i2c_core 22784 8 i2c_ec,dvb_bt8xx,mt352,tuner,bttv,i2c_algo_bit,tveeprom,i2c_sis96x af_packet 23816 2 evdev 11008 4 tsdev 8768 0 ext3 133128 5 jbd 59816 1 ext3 mbcache 9604 1 ext3 sg 36252 0 sr_mod 17060 1 cdrom 37664 1 sr_mod sd_mod 23428 9 generic 5124 0 [permanent] sis5513 14856 0 [permanent] floppy 59524 0 sis900 24704 0 mii 6528 1 sis900 ehci_hcd 34188 0 ohci_hcd 22532 0 usbcore 134280 5 usb_storage,libusual,ehci_hcd,ohci_hcd pata_sis 14732 7 ata_generic 9092 0 libata 119960 2 pata_sis,ata_generic scsi_mod 142348 5 usb_storage,sg,sr_mod,sd_mod,libata thermal 14856 0 processor 31048 1 thermal fan 5636 0 fbcon 42656 0 tileblit 3584 1 fbcon font 9216 1 fbcon bitblit 6912 1 fbcon softcursor 3200 1 bitblit vesafb 9220 0 capability 5896 0 commoncap 8192 1 capability 00:00.0 Host bridge: Silicon Integrated Systems [SiS] 746 Host (rev 10) Subsystem: ASRock Incorporation Unknown device 0746 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- 00:01.0 PCI bridge: Silicon Integrated Systems [SiS] SG86C202 (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- 00:02.0 ISA bridge: Silicon Integrated Systems [SiS] SiS963 [MuTIOL Media IO] (rev 25) Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- 00:03.0 USB Controller: Silicon Integrated Systems [SiS] USB 1.0 Controller (rev 0f) (prog-if 10 [OHCI]) Subsystem: ASRock Incorporation Unknown device 7001 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- 00:04.0 Ethernet controller: Silicon Integrated Systems [SiS] SiS900 PCI Fast Ethernet (rev 90) Subsystem: ASRock Incorporation Unknown device 8201 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- 00:0b.0 Multimedia video controller: Brooktree Corporation Bt878 Video Capture (rev 11) Subsystem: Avermedia Technologies Inc AverMedia AVerTV DVB-T 771 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- 00:0b.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture (rev 11) Subsystem: Avermedia Technologies Inc AverMedia AVerTV DVB-T 771 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- 01:00.0 VGA compatible controller: ATI Technologies Inc Rage 128 PF/PRO AGP 4x TMDS (prog-if 00 [VGA]) Subsystem: ATI Technologies Inc Rage 128 PF/PRO AGP 4x TMDS Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping+ SERR- FastB2B- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- 00:00.0 0600: 1039:0746 (rev 10) Subsystem: 1849:0746 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- 00:01.0 0604: 1039:0002 (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- SERR- TAbort- Reset- FastB2B- 00:02.0 0601: 1039:0963 (rev 25) Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- TAbort- SERR- 00:03.0 0c03: 1039:7001 (rev 0f) (prog-if 10 [OHCI]) Subsystem: 1849:7001 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- TAbort- SERR- TAbort- SERR- 00:04.0 0200: 1039:0900 (rev 90) Subsystem: 1849:8201 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- 00:0b.0 0400: 109e:036e (rev 11) Subsystem: 1461:0771 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- 00:0b.1 0480: 109e:0878 (rev 11) Subsystem: 1461:0771 Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR- 01:00.0 0300: 1002:5046 (prog-if 00 [VGA]) Subsystem: 1002:5046 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping+ SERR- FastB2B- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- SERR-