C'est bon j'ai de l'avancement, j'ai testé le kernel bpo4.7 ça n'a pas fonctionné puis la je suis sur le 4.2 et le serveur X démarre mais l'image saute et reste grise la plus part du temps
[ 147.624] (--) Log file renamed from "/var/lib/gdm3/.local/share/xorg/Xorg.pid-8584.log" to "/var/lib/gdm3/.local/share/xorg/Xorg.0.log"
[ 147.625]
X.Org X Server 1.18.4
Release Date: 2016-07-19
[ 147.627] X Protocol Version 11, Revision 0
[ 147.627] Build Operating System: Linux 3.16.0-4-amd64 x86_64 Debian
[ 147.628] Current Operating System: Linux theo-inspiron-15-3552-1 4.2.0-040200-generic #201508301530 SMP Sun Aug 30 19:31:40 UTC 2015 x86_64
[ 147.628] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.2.0-040200-generic root=UUID=6a7a96a2-44b4-45f4-9690-9d3a45acf61a ro nomodeset
[ 147.629] Build Date: 06 September 2016 01:32:44PM
[ 147.629] xorg-server 2:1.18.4-2 (https://www.debian.org/support)
[ 147.630] Current version of pixman: 0.34.0
[ 147.630] Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
[ 147.630] Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 147.632] (==) Log file: "/var/lib/gdm3/.local/share/xorg/Xorg.0.log", Time: Mon Dec 5 23:04:53 2016
[ 147.632] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[ 147.633] (==) No Layout section. Using the first Screen section.
[ 147.633] (==) No screen section available. Using defaults.
[ 147.633] (**) |-->Screen "Default Screen Section" (0)
[ 147.633] (**) | |-->Monitor "<default monitor>"
[ 147.633] (==) No monitor specified for screen "Default Screen Section".
Using a default monitor configuration.
[ 147.633] (==) Automatically adding devices
[ 147.633] (==) Automatically enabling devices
[ 147.633] (==) Automatically adding GPU devices
[ 147.633] (==) Max clients allowed: 256, resource mask: 0x1fffff
[ 147.633] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[ 147.633] Entry deleted from font path.
[ 147.633] (WW) The directory "/usr/share/fonts/X11/100dpi/" does not exist.
[ 147.633] Entry deleted from font path.
[ 147.634] (WW) The directory "/usr/share/fonts/X11/75dpi/" does not exist.
[ 147.634] Entry deleted from font path.
[ 147.634] (WW) The directory "/usr/share/fonts/X11/Type1" does not exist.
[ 147.634] Entry deleted from font path.
[ 147.634] (WW) The directory "/usr/share/fonts/X11/100dpi" does not exist.
[ 147.634] Entry deleted from font path.
[ 147.634] (WW) The directory "/usr/share/fonts/X11/75dpi" does not exist.
[ 147.634] Entry deleted from font path.
[ 147.634] (==) FontPath set to:
/usr/share/fonts/X11/misc,
built-ins
[ 147.634] (==) ModulePath set to "/usr/lib/xorg/modules"
[ 147.634] (II) The server relies on udev to provide the list of input devices.
If no devices become available, reconfigure udev or disable AutoAddDevices.
[ 147.634] (II) Loader magic: 0x55d1a2e36dc0
[ 147.634] (II) Module ABI versions:
[ 147.634] X.Org ANSI C Emulation: 0.4
[ 147.634] X.Org Video Driver: 20.0
[ 147.634] X.Org XInput driver : 22.1
[ 147.634] X.Org Server Extension : 9.0
[ 147.637] (++) using VT number 1
[ 147.641] (II) systemd-logind: took control of session /org/freedesktop/login1/session/c315
[ 147.643] (--) PCI:*(0:0:2:0) 8086:22b1:1028:06ac rev 33, Mem @ 0x90000000/16777216, 0x80000000/268435456, I/O @ 0x0000f000/64
[ 147.643] (II) LoadModule: "glx"
[ 147.643] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[ 147.647] (II) Module glx: vendor="X.Org Foundation"
[ 147.647] compiled for 1.18.4, module version = 1.0.0
[ 147.647] ABI class: X.Org Server Extension, version 9.0
[ 147.647] (==) AIGLX enabled
[ 147.648] (==) Matched modesetting as autoconfigured driver 0
[ 147.648] (==) Matched fbdev as autoconfigured driver 1
[ 147.648] (==) Matched vesa as autoconfigured driver 2
[ 147.648] (==) Assigned the driver to the xf86ConfigLayout
[ 147.648] (II) LoadModule: "modesetting"
[ 147.648] (II) Loading /usr/lib/xorg/modules/drivers/modesetting_drv.so
[ 147.648] (II) Module modesetting: vendor="X.Org Foundation"
[ 147.648] compiled for 1.18.4, module version = 1.18.4
[ 147.648] Module class: X.Org Video Driver
[ 147.648] ABI class: X.Org Video Driver, version 20.0
[ 147.649] (II) LoadModule: "fbdev"
[ 147.649] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
[ 147.649] (II) Module fbdev: vendor="X.Org Foundation"
[ 147.649] compiled for 1.18.0, module version = 0.4.4
[ 147.649] Module class: X.Org Video Driver
[ 147.649] ABI class: X.Org Video Driver, version 20.0
[ 147.649] (II) LoadModule: "vesa"
[ 147.649] (II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
[ 147.650] (II) Module vesa: vendor="X.Org Foundation"
[ 147.650] compiled for 1.18.0, module version = 2.3.4
[ 147.650] Module class: X.Org Video Driver
[ 147.650] ABI class: X.Org Video Driver, version 20.0
[ 147.650] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
[ 147.650] (II) FBDEV: driver for framebuffer: fbdev
[ 147.650] (II) VESA: driver for VESA chipsets: vesa
[ 147.650] xf86EnableIOPorts: failed to set IOPL for I/O (Operation not permitted)
[ 147.650] (EE) open /dev/dri/card0: No such file or directory
[ 147.650] (WW) Falling back to old probe method for modesetting
[ 147.650] (EE) open /dev/dri/card0: No such file or directory
[ 147.650] (II) Loading sub module "fbdevhw"
[ 147.650] (II) LoadModule: "fbdevhw"
[ 147.650] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
[ 147.651] (II) Module fbdevhw: vendor="X.Org Foundation"
[ 147.651] compiled for 1.18.4, module version = 0.0.2
[ 147.651] ABI class: X.Org Video Driver, version 20.0
[ 147.651] (EE) open /dev/fb0: Permission denied
[ 147.651] (WW) Falling back to old probe method for fbdev
[ 147.651] (II) Loading sub module "fbdevhw"
[ 147.651] (II) LoadModule: "fbdevhw"
[ 147.651] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
[ 147.651] (II) Module fbdevhw: vendor="X.Org Foundation"
[ 147.651] compiled for 1.18.4, module version = 0.0.2
[ 147.651] ABI class: X.Org Video Driver, version 20.0
[ 147.651] (EE) open /dev/fb0: Permission denied
[ 147.651] (WW) VGA arbiter: cannot open kernel arbiter, no multi-card support
[ 147.651] (EE) Screen 0 deleted because of no matching config section.
[ 147.651] (II) UnloadModule: "modesetting"
[ 147.651] (EE) Screen 0 deleted because of no matching config section.
[ 147.651] (II) UnloadModule: "fbdev"
[ 147.652] (II) UnloadSubModule: "fbdevhw"
[ 147.652] (II) Loading sub module "vbe"
[ 147.652] (II) LoadModule: "vbe"
[ 147.652] (II) Loading /usr/lib/xorg/modules/libvbe.so
[ 147.652] (II) Module vbe: vendor="X.Org Foundation"
[ 147.652] compiled for 1.18.4, module version = 1.1.0
[ 147.652] ABI class: X.Org Video Driver, version 20.0
[ 147.652] (II) Loading sub module "int10"
[ 147.652] (II) LoadModule: "int10"
[ 147.653] (II) Loading /usr/lib/xorg/modules/libint10.so
[ 147.653] (II) Module int10: vendor="X.Org Foundation"
[ 147.653] compiled for 1.18.4, module version = 1.0.0
[ 147.653] ABI class: X.Org Video Driver, version 20.0
[ 147.653] (II) VESA(0): initializing int10
[ 147.654] (EE) VESA(0): Cannot read int vect
[ 147.654] (II) UnloadModule: "vesa"
[ 147.654] (II) UnloadSubModule: "int10"
[ 147.654] (II) Unloading int10
[ 147.654] (II) UnloadSubModule: "vbe"
[ 147.654] (II) Unloading vbe
[ 147.654] (EE) Screen(s) found, but none have a usable configuration.
[ 147.654] (EE)
Fatal server error:
[ 147.654] (EE) no screens found(EE)
[ 147.655] (EE)
Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
[ 147.655] (EE) Please also check the log file at "/var/lib/gdm3/.local/share/xorg/Xorg.0.log" for additional information.
[ 147.655] (EE)
[ 147.665] (EE) Server terminated with error (1). Closing log file.