Comment 28 for bug 227520
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| Bryce Harrington (bryce) wrote Re: [Mobility X700] External monitor resolution can't be changed on laptop (ati driver) | #28 |
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bbfa235
(Get the code!)
In that case, it's probable that it's a hardware bug in that specific monitor. Please collect the following with the monitor connected:
* Exact make and model of your monitor
* xrandr --verbose
* sudo get-edid | parse-edid > edid.txt
* sudo ddcprobe