487 lines
6.6 KiB
HTML
487 lines
6.6 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<HTML
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><HEAD
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><TITLE
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>X.org/XFree86 Video Timings HOWTO</TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
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REL="NEXT"
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TITLE="Disclaimer"
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HREF="disclaimer.html"></HEAD
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><BODY
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CLASS="article"
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BGCOLOR="#FFFFFF"
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TEXT="#000000"
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LINK="#0000FF"
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VLINK="#840084"
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ALINK="#0000FF"
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><DIV
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CLASS="ARTICLE"
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><DIV
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CLASS="TITLEPAGE"
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><H1
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CLASS="title"
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><A
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NAME="AEN2"
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></A
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>X.org/XFree86 Video Timings HOWTO</H1
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><H3
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CLASS="author"
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><A
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NAME="AEN4"
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>Eric Steven Raymond</A
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></H3
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><DIV
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CLASS="affiliation"
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><SPAN
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CLASS="orgname"
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><A
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HREF="http://www.catb.org/~esr/"
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TARGET="_top"
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> Thyrsus Enterprises</A
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><BR></SPAN
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><DIV
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CLASS="address"
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><P
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CLASS="address"
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><br>
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<TT
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CLASS="email"
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><<A
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HREF="mailto:esr@thyrsus.com"
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>esr@thyrsus.com</A
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>></TT
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><br>
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</P
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></DIV
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></DIV
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><P
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CLASS="copyright"
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><A
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HREF="ln16.html"
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>Copyright</A
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> © 2000 Eric S. Raymond</P
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><DIV
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CLASS="revhistory"
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><TABLE
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WIDTH="100%"
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BORDER="0"
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><TR
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><TH
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ALIGN="LEFT"
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VALIGN="TOP"
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COLSPAN="3"
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><B
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>Revision History</B
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></TH
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 6.6</TD
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><TD
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ALIGN="LEFT"
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>2013-09-22</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>Ten years after: minor updates for X.org. kvideogen and xf86setup are
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dead, read-edid has a new home page.</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 6.5</TD
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><TD
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ALIGN="LEFT"
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>2003-09-28</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>License changed to Creative Commons.</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 6.4</TD
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><TD
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ALIGN="LEFT"
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>2004-10-14</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>URL fixes.</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 6.3</TD
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><TD
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ALIGN="LEFT"
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>2003-02-22</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>URL fixes.</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 6.2</TD
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><TD
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ALIGN="LEFT"
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>2002-02-03</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>Minor corrections about mode line autogeneration.</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 6.1</TD
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><TD
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ALIGN="LEFT"
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>2001-10-29</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>Note that VESA modes top out at 1920x1440.</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 6.0</TD
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><TD
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ALIGN="LEFT"
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>2001-08-09</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>Clearer explanation of DDC and EDID. This HOWTO is now
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basically obsolete.</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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>Revision 5.0</TD
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><TD
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ALIGN="LEFT"
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>2000-08-22</TD
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><TD
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ALIGN="LEFT"
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>Revised by: esr</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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COLSPAN="3"
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>First DocBook version.</TD
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></TR
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></TABLE
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></DIV
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><DIV
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><DIV
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CLASS="abstract"
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><A
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NAME="AEN61"
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></A
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><P
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></P
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><P
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><EM
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>This HOWTO is effectively obsolete, and
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has been so since 2003. Current versions of X compute optimal
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modelines from EDID information returned by your monitor. In addition,
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many of the constraints and caveats in this document applied to CRTs
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but no longer apply to digital flatscreens.</EM
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></P
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><P
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>How to compose a mode line for your card/monitor combination
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under X.org (originally
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written for its ancestor
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XFree86).
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X distributions now include good facilities for configuring most
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standard combinations; this document is mainly useful if you are
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tuning a custom mode line for an ultra-high-performance monitor or
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very unusual hardware. It may also help you in using
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<SPAN
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CLASS="application"
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>xvidtune</SPAN
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> to tweak a standard mode that is
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not quite right for your monitor.</P
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><P
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></P
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></DIV
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></DIV
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><HR></DIV
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><DIV
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CLASS="TOC"
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><DL
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><DT
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><B
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>Table of Contents</B
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></DT
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><DT
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>1. <A
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HREF="disclaimer.html"
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>Disclaimer</A
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></DT
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><DT
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>2. <A
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HREF="obsolete.html"
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>Why This HOWTO Is Obsolete</A
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></DT
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><DT
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>3. <A
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HREF="introduction.html"
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>Introduction</A
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></DT
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><DT
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>4. <A
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HREF="tools.html"
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>Tools for Automatic Computation</A
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></DT
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><DT
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>5. <A
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HREF="video.html"
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>How Video Displays Work</A
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></DT
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><DT
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>6. <A
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HREF="basic.html"
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>Basic Things to Know about your Display and Adapter</A
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></DT
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><DD
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><DL
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><DT
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>6.1. <A
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HREF="basic.html#AEN140"
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>The monitor sync frequencies</A
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></DT
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><DT
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>6.2. <A
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HREF="basic.html#AEN151"
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>The monitor's video bandwidth</A
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></DT
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><DT
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>6.3. <A
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HREF="basic.html#AEN160"
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>The card's dot clock</A
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></DT
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><DT
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>6.4. <A
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HREF="basic.html#AEN176"
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>What these basic statistics control</A
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></DT
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></DL
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></DD
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><DT
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>7. <A
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HREF="specs.html"
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>Interpreting the Basic Specifications</A
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></DT
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><DD
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><DL
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><DT
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>7.1. <A
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HREF="specs.html#AEN216"
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>About Bandwidth</A
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></DT
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><DT
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>7.2. <A
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HREF="specs.html#AEN223"
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>Sync Frequencies and the Refresh Rate:</A
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></DT
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></DL
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></DD
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><DT
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>8. <A
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HREF="tradeoffs.html"
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>Tradeoffs in Configuring your System</A
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></DT
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><DT
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>9. <A
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HREF="sizes.html"
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>Memory Requirements</A
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></DT
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><DT
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>10. <A
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HREF="framesizes.html"
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>Computing Frame Sizes</A
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></DT
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><DT
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>11. <A
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HREF="magic.html"
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>Black Magic and Sync Pulses</A
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></DT
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><DD
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><DL
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><DT
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>11.1. <A
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HREF="magic.html#AEN280"
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>Horizontal Sync:</A
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></DT
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><DT
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>11.2. <A
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HREF="magic.html#AEN313"
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>Vertical Sync:</A
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></DT
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></DL
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></DD
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><DT
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>12. <A
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HREF="synth.html"
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>Putting it All Together</A
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></DT
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><DT
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>13. <A
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HREF="overd.html"
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>Overdriving Your Monitor</A
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></DT
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><DT
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>14. <A
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HREF="inter.html"
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>Using Interlaced Modes</A
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></DT
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><DT
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>15. <A
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HREF="answe.html"
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>Questions and Answers</A
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></DT
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><DT
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>16. <A
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HREF="fixes.html"
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>Fixing Problems with the Image.</A
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></DT
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><DD
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><DL
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><DT
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>16.1. <A
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HREF="fixes.html#AEN443"
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>The image is displaced to the left or right</A
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></DT
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><DT
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>16.2. <A
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HREF="fixes.html#AEN447"
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>The image is displaced up or down</A
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></DT
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><DT
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>16.3. <A
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HREF="fixes.html#AEN451"
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>The image is too large both horizontally and vertically</A
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></DT
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><DT
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>16.4. <A
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HREF="fixes.html#AEN454"
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>The image is too wide (too narrow) horizontally</A
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></DT
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><DT
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>16.5. <A
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HREF="fixes.html#AEN457"
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>The image is too deep (too shallow) vertically</A
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></DT
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></DL
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></DD
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><DT
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>17. <A
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HREF="cplot.html"
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>Plotting Monitor Capabilities</A
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></DT
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><DT
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>18. <A
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HREF="credits.html"
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>Credits</A
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></DT
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></DL
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></DIV
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></DIV
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ALIGN="center"
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> </TD
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