On Wed, Feb 23, 2011 at 11:37:04AM +0800, Yong Lv wrote: > 我也是690G的主板，应该是显卡驱动的问题，开源驱动可能不太稳定，我用VGA，觉得屏幕总是有水波纹，原来8.04版本的受限驱动就没有任何不适的感觉，楼主换个便宜的独立显卡可能会有改善。 > > 嗯，我今天看了下日志，大约没10～11秒，就会有这样的信息出现在/var/log/kern.log：
Feb 26 09:08:35 Amethyst kernel: [ 902.370630] [drm:drm_edid_block_valid] *ERROR* Raw EDID: Feb 26 09:08:35 Amethyst kernel: [ 902.370645] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370652] <3>00 00 00 03 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370657] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370663] <3>00 00 00 0f 00 1f 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370668] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370674] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370679] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370685] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.370689] Feb 26 09:08:35 Amethyst kernel: [ 902.421151] [drm:drm_edid_block_valid] *ERROR* Raw EDID: Feb 26 09:08:35 Amethyst kernel: [ 902.421157] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421163] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421169] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421174] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421180] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421186] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421191] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421197] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.421201] Feb 26 09:08:35 Amethyst kernel: [ 902.473236] [drm:drm_edid_block_valid] *ERROR* Raw EDID: Feb 26 09:08:35 Amethyst kernel: [ 902.473241] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473243] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473246] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473249] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473251] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473254] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473256] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473259] <3>00 00 00 00 07 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.473260] Feb 26 09:08:35 Amethyst kernel: [ 902.522923] [drm:drm_edid_block_valid] *ERROR* Raw EDID: Feb 26 09:08:35 Amethyst kernel: [ 902.522926] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522928] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522931] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522933] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522936] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522938] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522941] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522943] <3>00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Feb 26 09:08:35 Amethyst kernel: [ 902.522945] Feb 26 09:08:35 Amethyst kernel: [ 902.522949] radeon 0000:01:05.0: DVI-D-1: EDID block 0 invalid. Feb 26 09:08:35 Amethyst kernel: [ 902.522953] [drm:radeon_dvi_detect] *ERROR* DVI-D-1: probed a monitor but no|invalid EDID 第一个控制台也反复有类似信息出现，会不会是这个原因呢？ > > 2011/2/23 刘洋 <[email protected]> > > > On Wed, Feb 23, 2011 at 10:56:42AM +0800, Jason wrote: > > > 2011/2/23 刘洋 <[email protected]>: > > > > 现在用的是梅捷的690G主板，自带的应该是x1200 series显卡，好像是x1250。 > > > > 以前用的VGA，最近同事给了根DVI的线，想换用DVI口，显示器是NEC > > > > LCD191wx，1440x900的，那个DVI线也是同款显示原配的好像。但是换用DVI之后，75Hz刷新率工作不正常。 > > > > 60Hz刷新率大部分时候都正常，但是在某些程序，比如我在用Firefox登录Twitter的时候，就会很不正常。 > > > > 不正常的现象就是间歇性的黑屏，像是显示器关掉了一样。大概1～2秒，又亮了。 > > > > > > > > 而且奇怪的就是60Hz刷新率的时候，可以很长时间不黑，但是也随时可能黑一下，在某些特定的程序打开的时候，会频繁的黑屏。真实奇怪。 > > > > > > > > 有人遇到类似的问题么？ > > > > > > > > > > 看起来像是DVI通道带宽不够。看看接插有没有问题，再换根线试试。 > > > > 但是貌似和线无关，和软件有关。相同的网页，用Firefox打开的时候，比用Chrome或者Opera打开的时候黑屏频繁的多。 > > > > Firefox可能是20秒3黑的频率，另外两个浏览器可能一上午都不黑…… > > > > -- > > ubuntu-zh mailing list > > [email protected] > > https://lists.ubuntu.com/mailman/listinfo/ubuntu-zh > > > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <https://lists.ubuntu.com/archives/ubuntu-zh/attachments/20110223/45323bf0/attachment.html> > -- > ubuntu-zh mailing list > [email protected] > https://lists.ubuntu.com/mailman/listinfo/ubuntu-zh -- ubuntu-zh mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-zh
