IBM X24 + Ubuntu 9.10 螢幕出現黑色區塊 - Linux

大家好

我剛在我的 IBM X24 裝上 Ubuntu 9.10
螢幕上出現了黑色區塊 如下:

http://img215.imageshack.us/img215/9418/screenshotpjx.png

以下附上部份硬體配備 (lspci)

00:00.0 Host bridge: Intel Corporation 82830 830 Chipset Host Bridge (rev 04)
00:01.0 PCI bridge: Intel Corporation 82830 830 Chipset AGP Bridge (rev 04)
00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 42)
00:1f.0 ISA bridge: Intel Corporation 82801CAM ISA Bridge (LPC) (rev 02)
00:1f.1 IDE interface: Intel Corporation 82801CAM IDE U100 Controller (rev
02)
00:1f.3 SMBus: Intel Corporation 82801CA/CAM SMBus Controller (rev 02)
01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility M6 LY

請問該如何解決
新手上路 謝謝

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