User:Kimi870090426

The motherboard ,  also called the motherboard  ( mainboard ) ,  the system board  or motherboard  ( systemboard )  ( motherboard ) <span left-pos="88|3" right-pos="88|3" space="">; <span left-pos="91|21" right-pos="91|21" space="0| "> it installed in the chassis <span left-pos="112|3" right-pos="112|3" space="">, <span left-pos="115|3" right-pos="115|3" space="0| "> is one of <span left-pos="118|27" right-pos="118|27" space="0| "> the most basic and most <span left-pos="145|15" right-pos="145|15" space="0| "> important components <span left-pos="166|3" right-pos="166|3" space="">. <span left-pos="170|30" right-pos="170|30" space="0| "> Board is generally rectangular board <span left-pos="200|3" right-pos="200|3" space="">, <span left-pos="203|15" right-pos="203|15" space="0| "> installed above the main <span left-pos="242|12" right-pos="242|12" space="0| "> circuit composed of a computer system <span left-pos="254|3" right-pos="254|3" space="">, <span left-pos="257|19" right-pos="257|19" space="0| "> usually a BIOS chip  <a href="http://www.nbpartlist.com/hp-g60-237nr-laptop-motherboard-iyuy.html">Replacement for HP G60-237NR Laptop Motherboard</a> <span left-pos="276|3" right-pos="276|3" space="">, <span left-pos="279|3" right-pos="279|3" space="0| "> I/O <span left-pos="282|12" right-pos="282|12" space="0| "> control chip <span left-pos="294|3" right-pos="294|3" space="">, <span left-pos="297|9" right-pos="297|9" space="0| "> a keyboard and a <span left-pos="306|12" right-pos="306|12" space="0| "> panel control <span left-pos="318|12" right-pos="318|12" space="0| "> switch interface <span left-pos="330|3" right-pos="330|3" space="">, <span left-pos="333|9" right-pos="333|9" space="0| "> indicating lamp <span left-pos="342|9" right-pos="342|9" space="0| "> connectors <span left-pos="351|3" right-pos="351|3" space="">, <span left-pos="354|12" right-pos="354|12" space="0| "> expansion slot <span left-pos="366|3" right-pos="366|3" space="">, <span left-pos="369|36" right-pos="369|36" space="0| "> the motherboard and card DC power supply <span left-pos="405|18" right-pos="405|18" space="0| "> connectors and other components <span left-pos="423|3" right-pos="423|3" space="">. <span left-pos="423|3" right-pos="423|3" space=""> <p class="ordinary-output target-output"><span left-pos="3|10" right-pos="3|10" space="">The BIOS chip <span left-pos="16|3" right-pos="16|3" space="0| "> is <span left-pos="37|9" right-pos="37|9" space="0| "> memory <span left-pos="13|3" right-pos="13|3" space="">: <span left-pos="19|12" right-pos="19|12" space="0| "> a block <span left-pos="31|6" right-pos="31|6" space="0| "> shaped <span left-pos="46|3" right-pos="46|3" space="">, <span left-pos="49|12" right-pos="49|12" space="0| "> there exist <span left-pos="61|3" right-pos="61|3" space="0| "> with the <span left-pos="106|6" right-pos="106|6" space="0| "> program <span left-pos="82|24" right-pos="82|24" space="0| "> for basic input output system <span left-pos="73|9" right-pos="73|9" space="0| "> with <span left-pos="64|3" right-pos="64|3" space="0| "> the <span left-pos="67|6" right-pos="67|6" space="0| "> motherboard <span left-pos="112|3" right-pos="112|3" space="">. <span left-pos="115|9" right-pos="115|9" space="0| "> Can let the <span left-pos="124|12" right-pos="124|12" space="0| "> motherboard identification <span left-pos="136|12" right-pos="136|12" space="0| "> of various hardware <span left-pos="148|3" right-pos="148|3" space="">, <span left-pos="151|15" right-pos="151|15" space="0| "> can also set the <span left-pos="166|6" right-pos="166|6" space="0| "> guide <span left-pos="172|15" right-pos="172|15" space="0| "> system <span left-pos="187|3" right-pos="187|3" space="">, <span left-pos="190|15" right-pos="190|15" space="0| "> adjust the CPU FSB <span left-pos="205|3" right-pos="205|3" space="0| "> etc. <span left-pos="208|3" right-pos="208|3" space="">. <span left-pos="211|10" right-pos="211|10" space="0| "> The BIOS chip <span left-pos="221|9" right-pos="221|9" space="0| "> can be <span left-pos="230|9" right-pos="230|9" space="0| "> written <span left-pos="239|3" right-pos="239|3" space="">, <span left-pos="242|3" right-pos="242|3" space="0| "> which <span left-pos="245|12" right-pos="245|12" space="0| "> is convenient for users to <span left-pos="257|6" right-pos="257|6" space="0| "> update <span left-pos="263|13" right-pos="263|13" space="0| "> the version of the BIOS <span left-pos="276|3" right-pos="276|3" space="">, <span left-pos="279|18" right-pos="279|18" space="0| "> in order to get better <span left-pos="297|9" right-pos="297|9" space="0| "> performance and <span left-pos="330|6" right-pos="330|6" space="0| "> support for <span left-pos="315|6" right-pos="315|6" space="0| "> the latest <span left-pos="309|6" right-pos="309|6" space="0| "> computer <span left-pos="321|9" right-pos="321|9" space="0| "> hardware <span left-pos="336|3" right-pos="336|3" space="">, <span left-pos="339|6" right-pos="339|6" space="0| "> of course, <span left-pos="345|15" right-pos="345|15" space="0| "> the downside <span left-pos="360|6" right-pos="360|6" space="0| "> is <span left-pos="369|3" right-pos="369|3" space="0| "> that <span left-pos="372|6" right-pos="372|6" space="0| "> the motherboard <span left-pos="366|3" right-pos="366|3" space="0| "> will <span left-pos="378|6" right-pos="378|6" space="0| "> suffer <span left-pos="384|9" right-pos="384|9" space="0| "> as the CIH <span left-pos="393|15" right-pos="393|15" space="0| "> virus attacks <span left-pos="408|3" right-pos="408|3" space="1| ">. <span left-pos="419|15" right-pos="6|15" space="">North and South Bridge chip <span left-pos="434|3" right-pos="21|3" space="">: <span left-pos="467|12" right-pos="54|12" space="0| "> two chip <span left-pos="479|12" right-pos="66|12" space="0| "> is the north and South <span left-pos="491|9" right-pos="78|9" space="0| "> Bridge chip <span left-pos="437|9" right-pos="24|9" space="0| "> across the AGP <span left-pos="446|6" right-pos="33|6" space="0| ">  <a href="http://www.nbpartlist.com/hp-g60-237nr-laptop-motherboard-iyuy.html">Replacement for HP G60-237NR Laptop Motherboard</a><span left-pos="276|3" right-pos="276|3" space="">,  slots <span left-pos="452|15" right-pos="39|15" space="0| "> on both sides of the <span left-pos="500|3" right-pos="87|3" space="">. <span left-pos="530|6" right-pos="117|6" space="0| "> Above the <span left-pos="503|6" right-pos="90|6" space="0| "> south bridge <span left-pos="509|12" right-pos="96|12" space="0| "> located in PCI <span left-pos="521|9" right-pos="108|9" space="0| "> slot <span left-pos="536|3" right-pos="123|3" space="">; <span left-pos="539|6" right-pos="126|6" space="0| "> while the CPU <span left-pos="545|12" right-pos="132|12" space="0| "> slot next <span left-pos="557|3" right-pos="144|3" space="">, <span left-pos="560|3" right-pos="147|3" space="0| "> be <span left-pos="563|9" right-pos="150|9" space="0| "> fin <span left-pos="572|6" right-pos="159|6" space="0| "> cover <span left-pos="578|15" right-pos="165|15" space="0| "> is Beiqiao <span left-pos="593|6" right-pos="180|6" space="0| "> chip <span left-pos="599|3" right-pos="186|3" space="">. <span left-pos="602|6" right-pos="189|6" space="0| "> Chip <span left-pos="608|12" right-pos="195|12" space="0| "> group with Beiqiao <span left-pos="620|15" right-pos="207|15" space="0| "> as the core chip <span left-pos="635|3" right-pos="222|3" space="">, <span left-pos="638|12" right-pos="225|12" space="0| "> in general <span left-pos="650|3" right-pos="237|3" space="">, <span left-pos="653|9" right-pos="240|9" space="0| "> the motherboard <span left-pos="662|6" right-pos="249|6" space="0| "> name <span left-pos="668|9" right-pos="255|9" space="0| "> are named after <span left-pos="677|15" right-pos="264|15" space="0| "> Beiqiao's core <span left-pos="692|6" right-pos="279|6" space="0| "> name <span left-pos="707|3" right-pos="294|3" space="0| "> ( <span left-pos="710|6" right-pos="297|6" space="0| ">such as P45 <span left-pos="716|9" right-pos="303|9" space="0| "> motherboard <span left-pos="725|12" right-pos="312|12" space="0| "> with <span left-pos="737|6" right-pos="324|6" space="0| "> P45 <span left-pos="743|12" right-pos="330|12" space="0| "> Beiqiao chip <span left-pos="755|3" right-pos="342|3" space="0| ">) <span left-pos="758|3" right-pos="345|3" space="">. <span left-pos="761|12" right-pos="348|12" space="0| "> Beiqiao chip <span left-pos="773|18" right-pos="360|18" space="0| "> is mainly responsible for handling <span left-pos="791|3" right-pos="378|3" space="0| "> CPU <span left-pos="794|3" right-pos="381|3" space="">, <span left-pos="797|6" right-pos="384|6" space="0| "> memory <span left-pos="803|3" right-pos="390|3" space="">, <span left-pos="806|6" right-pos="393|6" space="0| "> graphics cards <span left-pos="812|12" right-pos="399|12" space="0| "> among the three <span left-pos="824|3" right-pos="411|3" space="0| "> &quot; <span left-pos="827|6" right-pos="414|6" space="0| ">traffic <span left-pos="833|3" right-pos="420|3" space="0| ">&quot; <span left-pos="836|3" right-pos="423|3" space="">, <span left-pos="839|6" right-pos="426|6" space="0| "> because <span left-pos="851|9" right-pos="438|9" space="0| "> a large amount of <span left-pos="845|6" right-pos="432|6" space="0| "> heat <span left-pos="860|3" right-pos="447|3" space="">, <span left-pos="863|12" right-pos="450|12" space="0| "> and <span left-pos="875|15" right-pos="462|15" space="0| "> heat sink <span left-pos="890|3" right-pos="477|3" space="">. <span left-pos="893|12" right-pos="480|12" space="0| "> The south bridge chip <span left-pos="905|9" right-pos="492|9" space="0| "> is responsible for the data <span left-pos="956|6" right-pos="543|6" space="0| "> flow between the <span left-pos="914|21" right-pos="501|21" space="0| "> hard disk or other storage device <span left-pos="935|6" right-pos="522|6" space="0| "> and PCI <span left-pos="962|3" right-pos="549|3" space="1| ">. <span left-pos="962|3" right-pos="549|3" space="1| "> <p class="ordinary-output target-output"><span left-pos="3|9" right-pos="3|9" space="">The COM interface <span left-pos="12|1" right-pos="12|1" space="0| "> ( <span left-pos="13|6" right-pos="13|6" space="0| ">serial <span left-pos="19|1" right-pos="19|1" space="0| ">) <span left-pos="20|3" right-pos="20|3" space="">: <span left-pos="23|15" right-pos="23|15" space="0| "> most <span left-pos="38|9" right-pos="38|9" space="0| "> motherboard <span left-pos="47|24" right-pos="47|24" space="0| "> provides two COM interface <span left-pos="71|3" right-pos="71|3" space="">, <span left-pos="74|13" right-pos="74|13" space="0| "> respectively COM1 <span left-pos="87|7" right-pos="87|7" space="0| "> and COM2 <span left-pos="94|3" right-pos="94|3" space="">, <span left-pos="115|12" right-pos="115|12" space="0| "> <a href="http://www.nbpartlist.com/hp-g60-237nr-laptop-motherboard-iyuy.html">Replacement for HP G60-237NR Laptop Motherboard</a>  printer LPT <span left-pos="127|18" right-pos="127|18" space="0| "> interface and COM interface <span left-pos="145|6" right-pos="145|6" space="0| "> function <span left-pos="97|15" right-pos="97|15" space="0| "> basically been eliminated <span left-pos="112|3" right-pos="112|3" space="0| "> is <span left-pos="154|12" right-pos="154|12" space="0| "> connected with a serial <span left-pos="166|6" right-pos="166|6" space="0| "> mouse <span left-pos="172|9" right-pos="172|9" space="0| "> and an external <span left-pos="181|14" right-pos="181|14" space="0| "> Modem device <span left-pos="195|3" right-pos="195|3" space="">. <span left-pos="198|4" right-pos="198|4" space="0| "> COM1 <span left-pos="202|18" right-pos="202|18" space="0| "> interface I/O address <span left-pos="220|14" right-pos="220|14" space="0| "> is 03F8h-03FFh <span left-pos="234|3" right-pos="234|3" space="">, <span left-pos="237|6" right-pos="237|6" space="0| "> the interrupt <span left-pos="243|10" right-pos="243|10" space="0| "> number IRQ4 <span left-pos="253|3" right-pos="253|3" space="">; <span left-pos="256|4" right-pos="256|4" space="0| "> COM2 <span left-pos="260|18" right-pos="260|18" space="0| "> interface I/O address <span left-pos="278|14" right-pos="278|14" space="0| "> is 02F8h-02FFh <span left-pos="292|3" right-pos="292|3" space="">, <span left-pos="295|6" right-pos="295|6" space="0| "> the interrupt <span left-pos="301|10" right-pos="301|10" space="0| "> number is IRQ3 <span left-pos="311|3" right-pos="311|3" space="">. <span left-pos="314|12" right-pos="314|12" space="0| "> Thus <span left-pos="326|10" right-pos="326|10" space="0| "> the COM2 interface has <span left-pos="364|9" right-pos="364|9" space="0| "> priority over <span left-pos="352|6" right-pos="352|6" space="0| "> the response <span left-pos="339|13" right-pos="339|13" space="0| "> of the COM1 interface, <span left-pos="376|15" right-pos="376|15" space="0| "> now the market <span left-pos="391|15" right-pos="391|15" space="0| "> has been difficult to find <span left-pos="406|6" right-pos="406|6" space="0| "> on <span left-pos="412|9" right-pos="412|9" space="0| "> the interface <span left-pos="421|9" right-pos="421|9" space="0| "> products <span left-pos="430|3" right-pos="430|3" space="">. <p class="ordinary-output target-output">