201 lines
3.1 KiB
HTML
201 lines
3.1 KiB
HTML
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<!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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>Fan</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="HOME"
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TITLE="Linux Ecology-HOWTO"
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HREF="index.html"><LINK
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REL="UP"
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TITLE="Noise Reduction"
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HREF="ecology-howto-noise-reduction.html"><LINK
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REL="PREVIOUS"
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TITLE="Noise Reduction"
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HREF="ecology-howto-noise-reduction.html"><LINK
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REL="NEXT"
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TITLE="Harddisk"
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HREF="ecology-howto-hdd.html"></HEAD
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><BODY
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CLASS="sect1"
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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="NAVHEADER"
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><TABLE
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SUMMARY="Header navigation table"
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>Linux Ecology-HOWTO</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="ecology-howto-noise-reduction.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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>Chapter 3. Noise Reduction</TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="ecology-howto-hdd.html"
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ACCESSKEY="N"
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>Next</A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><DIV
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CLASS="sect1"
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><H1
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CLASS="sect1"
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><A
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NAME="ecology-howto-fan"
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></A
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>3.1. Fan</H1
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><P
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> <P
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></P
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><UL
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><LI
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><P
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> <B
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CLASS="command"
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>libsensors0</B
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> is a library to read temperature/voltage/fan sensors
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</P
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></LI
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><LI
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><P
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> <A
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HREF="http://www.lm-sensors.nu/"
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TARGET="_top"
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>lm-sensors</A
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>:
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"Kernel drivers to read
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temperature/voltage/fan sensors. This is a module for reading the
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temperature/voltage/fan sensors in Linux via the LM78/79 chip and
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possibly sensors on the SMBus (System Management Bus, usually found in
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P6 and P-II systems). The LM80 and a LM78-clone called W83781D are
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also supported."
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</P
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></LI
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><LI
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><P
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>
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ACPI, see APM chapter
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</P
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></LI
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><LI
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><P
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> <A
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HREF="http://www.tinet.org/~com.ea/rtsensors/"
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TARGET="_top"
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>RTSensors</A
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>
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can be configured by the user as an expert controller: The user can
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specify the max/min speed of the system fans, the maximum affordable
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temperature and so on. The controller tries to reduce fan speed to reduce
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noise while the temperature is in a safe range chosen by the user. So fan
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speed is modified automatically by the control algorithm, you don't have to use
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those mechanic or thermal regulators on your fans anymore.
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</P
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></LI
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></UL
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>
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</P
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></DIV
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><DIV
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CLASS="NAVFOOTER"
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><HR
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ALIGN="LEFT"
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WIDTH="100%"><TABLE
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SUMMARY="Footer navigation table"
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="ecology-howto-noise-reduction.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="index.html"
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ACCESSKEY="H"
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>Home</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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|
><A
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HREF="ecology-howto-hdd.html"
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|
ACCESSKEY="N"
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|
>Next</A
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|
></TD
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|
></TR
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||
|
><TR
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||
|
><TD
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||
|
WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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|
>Noise Reduction</TD
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||
|
><TD
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||
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WIDTH="34%"
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||
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ALIGN="center"
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VALIGN="top"
|
||
|
><A
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||
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HREF="ecology-howto-noise-reduction.html"
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||
|
ACCESSKEY="U"
|
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|
>Up</A
|
||
|
></TD
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|
><TD
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||
|
WIDTH="33%"
|
||
|
ALIGN="right"
|
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|
VALIGN="top"
|
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|
>Harddisk</TD
|
||
|
></TR
|
||
|
></TABLE
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||
|
></DIV
|
||
|
></BODY
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||
|
></HTML
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>
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