为什么修改分辨率失败?

lfabc

solaris 10 ,x4200 的服务器.\r\n以root运行/usr/X11/xorgconfig,修改显示分辨率\r\n重起后并未生效.\r\nYou must indicate the horizontal sync range of your monitor. You can either \r\nselect one of the predefined ranges below that correspond to industry- \r\nstandard monitor types, or give a specific range. \r\nIt is VERY IMPORTANT that you do not specify a monitor type with a horizontal \r\nsync range that is beyond the capabilities of your monitor. If in doubt, \r\nchoose a conservative setting. \r\n   hsync in kHz; monitor type with characteristic modes\r\n1  31.5; Standard VGA, 640x480 @ 60 Hz\r\n2  31.5 - 35.1; Super VGA, 800x600 @ 56 Hz\r\n3  31.5, 35.5; 8514 Compatible, 1024x768 @ 87 Hz interlaced (no 800x600)\r\n4  31.5, 35.15, 35.5; Super VGA, 1024x768 @ 87 Hz interlaced, 800x600 @ 56 Hz\r\n5  31.5 - 37.9; Extended Super VGA, 800x600 @ 60 Hz, 640x480 @ 72 Hz\r\n6  31.5 - 48.5; Non-Interlaced SVGA, 1024x768 @ 60 Hz, 800x600 @ 72 Hz\r\n7  31.5 - 57.0; High Frequency SVGA, 1024x768 @ 70 Hz\r\n8  31.5 - 64.3; Monitor that can do 1280x1024 @ 60 Hz\r\n9  31.5 - 79.0; Monitor that can do 1280x1024 @ 74 Hz\r\n10  31.5 - 82.0; Monitor that can do 1280x1024 @ 76 Hz\r\n11  Enter your own horizontal sync range\r\nEnter your choice: \r\n选了8\r\n\r\nYou must indicate the vertical sync range of your monitor. You can either \r\nselect one of the predefined ranges below that correspond to industry- \r\nstandard monitor types, or give a specific range. For interlaced modes, \r\nthe number that counts is the high one (e.g. 87 Hz rather than 43 Hz). \r\n1  50-70\r\n2  50-90\r\n3  50-100\r\n4  40-150\r\n5  Enter your own vertical sync range\r\nEnter your choice: \r\n选了2\r\n\r\n...\r\n\r\nShall I write it to /etc/X11/xorg.conf? y\r\n\r\n然后重起,却没生效\r\n为什么啊?

bsdwelt

kdmconfig Xserver 选了 Xorg 还是 Xsun？