Blank screen during boot after clean Ubuntu 11.10 install (Intel N10 graphics)

Posted by Coen on Ask Ubuntu See other posts from Ask Ubuntu or by Coen
Published on 2011-12-15T20:57:10Z Indexed on 2012/03/29 11:43 UTC
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After a clean install of Ubuntu 11.10 on my Asus eee PC 1005p, Ubuntu seems to boot correctly, except for initialization of the LCD screen.

What I observe:

  1. I choose Ubuntu 11.10 in the GRUB 2 menu
  2. A blank screen with a blinking cursor in the top left of the screen, for 15-20 seconds.
  3. The ubuntu logo with 5 red dots in the center of the screen, for 1 second.
  4. The LCD screen is entirely blank
  5. The startup sound plays (Ubuntu is configured to auto-login)
  6. Still, the LCD screen is entirely blank.

When I press Fn-F8 (the switch between LCD screen and external VGA), the LCD screen shows my desktop correctly and everything seems to work fine.

Except for the adjust contrast buttons (Fn-F5 and Fn-F6), these seem to cycle through random brightness modes. Something like: 0% - 50% - 20% - 0% - 20% - 0%

Any ideas what's causing this or how to solve this?


coen@elpicu:~$ lspci -v

00:02.0 VGA compatible controller: Intel Corporation N10 Family Integrated Graphics Controller (prog-if 00 [VGA controller])
    Subsystem: ASUSTeK Computer Inc. Device 83ac
    Flags: bus master, fast devsel, latency 0, IRQ 44
    Memory at f7e00000 (32-bit, non-prefetchable) [size=512K]
    I/O ports at dc00 [size=8]
    Memory at d0000000 (32-bit, prefetchable) [size=256M]
    Memory at f7d00000 (32-bit, non-prefetchable) [size=1M]
    Expansion ROM at <unassigned> [disabled]
    Capabilities: <access denied>
    Kernel driver in use: i915
    Kernel modules: i915

00:02.1 Display controller: Intel Corporation N10 Family Integrated Graphics Controller
    Subsystem: ASUSTeK Computer Inc. Device 83ac
    Flags: bus master, fast devsel, latency 0
    Memory at f7e80000 (32-bit, non-prefetchable) [size=512K]
    Capabilities: <access denied>

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