# more /var/log/Xorg.0.log | grep EE && more /var/log/Xorg.0.log | grep WW
Current Operating System: Linux portable 2.6.21-ARCH #1 SMP PREEMPT Mon Jun 11 23:47:51 CEST 2007 i686
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(II) Loading extension MIT-SCREEN-SAVER
(EE) intel(0): V_BIOS address 0x7d8e0 out of range
(EE) intel(0): Bad VBT signature
(EE) intel(0): No valid modes.
(EE) Screen(s) found, but none have a usable configuration.
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(WW) Open ACPI failed (/var/run/acpid.socket) (No such file or directory)
(WW) intel: No matching Device section for instance (BusID PCI:0:2:1) found
(WW) intel(0): Couldn't detect panel mode.  Disabling panel