<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.1">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="39.878" y2="0" width="0" layer="20"/>
<wire x1="39.878" y1="0" x2="39.878" y2="60.96" width="0" layer="20"/>
<wire x1="39.878" y1="60.96" x2="0" y2="60.96" width="0" layer="20"/>
<wire x1="0" y1="60.96" x2="0" y2="0" width="0" layer="20"/>
<text>Rev B</text>
<text>Extrudrboard</text>
<text>printrbot.com</text>
<text>Laine Walker-Avina (C) 2013</text>
<text>Extrudrboard</text>
<text>printrbot.com</text>
<text>Rev B</text>
<text>Extrudrboard</text>
<text>printrbot.com</text>
<text>Laine Walker-Avina (C) 2013</text>
<text>Extrudrboard</text>
<text>printrbot.com</text>
<text>C1</text>
<text>C2</text>
<text>C3</text>
<text>C4</text>
<text>C5</text>
<text>C6</text>
<text>C7</text>
<text>C8</text>
<text>C9</text>
<text>C10</text>
<text>C11</text>
<text>C12</text>
<text>C15</text>
<text>C28</text>
<text>EXP1</text>
<text>HOTEND-A</text>
<text>HOTEND-B</text>
<text>MOT-A</text>
<text>MOT-B</text>
<text>MS-A</text>
<text>MS-B</text>
<text>PWR</text>
<text>PWR5V</text>
<text>PWRHV</text>
<text>Q1</text>
<text>Q2</text>
<text>R1</text>
<text>R2</text>
<text>R3</text>
<text>R4</text>
<text>R5</text>
<text>R6</text>
<text>R7</text>
<text>R8</text>
<text>R9</text>
<text>R10</text>
<text>R11</text>
<text>R12</text>
<text>R13</text>
<text>R14</text>
<text>R15</text>
<text>R16</text>
<text>R17</text>
<text>R18</text>
<text>R19</text>
<text>R20</text>
<text>R36</text>
<text>R39</text>
<text>THERM-A</text>
<text>THERM-B</text>
<text>U1</text>
<text>U2</text>
</plain>
<libraries>
<library name="printrbot">
<packages>
<package name="RTRIM-ST4ETB">
</package>
<package name="TSSOP-24">
</package>
<package name="SJ_3_CONNECTED">
</package>
<package name="JP7Q">
<description>&lt;b&gt;JUMPER&lt;/b&gt;</description>
</package>
<package name="5566-6">
<description>&lt;b&gt;Mini FIT connector 6 pol&lt;/b&gt;&lt;p&gt;
Source: http://www.molex.com</description>
</package>
</packages>
</library>
<library name="ipc-7351-capacitor">
<packages>
<package name="CAPC2012X145AN">
</package>
</packages>
</library>
<library name="ipc-7351-resistor">
<packages>
<package name="RESC2012X70N">
</package>
</packages>
</library>
<library name="SparkFun">
<packages>
<package name="MOLEX-1X4">
</package>
<package name="1X02">
</package>
<package name="TO220V">
<description>&lt;b&gt;TO 220 Vertical&lt;/b&gt; Package works with various parts including N-Channel MOSFET SparkFun SKU: COM-10213</description>
</package>
<package name="FIDUCIAL-1X2.5">
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="PANASONIC_D">
<description>&lt;b&gt;Panasonic Aluminium Electrolytic Capacitor VS-Serie Package D&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="led">
<packages>
<package name="CHIP-LED0805">
<description>&lt;b&gt;Hyper CHIPLED Hyper-Bright LED&lt;/b&gt;&lt;p&gt;
LB R99A&lt;br&gt;
Source: http://www.osram.convergy.de/ ... lb_r99a.pdf</description>
</package>
</packages>
</library>
</libraries>
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<element name="R15" library="printrbot" package="RTRIM-ST4ETB" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="printrbot" package="TSSOP-24" value="A4982">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R17" library="ipc-7351-resistor" package="RESC2012X70N" value="0.11">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R18" library="ipc-7351-resistor" package="RESC2012X70N" value="0.11">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.22uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="ipc-7351-resistor" package="RESC2012X70N" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="ipc-7351-resistor" package="RESC2012X70N" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="ipc-7351-resistor" package="RESC2012X70N" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C15" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="MOT-A" library="SparkFun" package="MOLEX-1X4" value="MOT-A">
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="C6" library="rcl" package="PANASONIC_D" value="100uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C28" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="MS-A" library="printrbot" package="SJ_3_CONNECTED" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="VALUE"/>
</element>
<element name="R39" library="ipc-7351-resistor" package="RESC2012X70N" value="20k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="printrbot" package="RTRIM-ST4ETB" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="printrbot" package="TSSOP-24" value="A4982">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="ipc-7351-resistor" package="RESC2012X70N" value="0.11">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="ipc-7351-resistor" package="RESC2012X70N" value="0.11">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.22uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="ipc-7351-resistor" package="RESC2012X70N" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="ipc-7351-resistor" package="RESC2012X70N" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R9" library="ipc-7351-resistor" package="RESC2012X70N" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="MOT-B" library="SparkFun" package="MOLEX-1X4" value="MOT-B">
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="C9" library="rcl" package="PANASONIC_D" value="100uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="MS-B" library="printrbot" package="SJ_3_CONNECTED" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="ipc-7351-resistor" package="RESC2012X70N" value="20k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="THERM-B" library="SparkFun" package="1X02" value="B-THERM">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="THERM-A" library="SparkFun" package="1X02" value="A-THERM">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R11" library="ipc-7351-resistor" package="RESC2012X70N" value="4.7k">
<attribute name="TOLERANCE" value="1%"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="ipc-7351-resistor" package="RESC2012X70N" value="4.7k">
<attribute name="TOLERANCE" value="1%"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="ipc-7351-capacitor" package="CAPC2012X145AN" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q1" library="SparkFun" package="TO220V" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R13" library="ipc-7351-resistor" package="RESC2012X70N" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R36" library="ipc-7351-resistor" package="RESC2012X70N" value="100">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="HOTEND-B" library="SparkFun" package="MOLEX-1X4" value="HOTEND-B">
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="Q2" library="SparkFun" package="TO220V" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="ipc-7351-resistor" package="RESC2012X70N" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="ipc-7351-resistor" package="RESC2012X70N" value="100">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="HOTEND-A" library="SparkFun" package="MOLEX-1X4" value="HOTEND-A">
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="EXP1" library="printrbot" package="JP7Q" value="PB-E1">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="PWR" library="printrbot" package="5566-6" value="5566-6">
<attribute name="OC_NEWARK" value="22K8620"/>
<attribute name="MPN" value="95566-61002"/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP1" library="SparkFun" package="FIDUCIAL-1X2.5" value="FIDUCIAL1X2.5"/>
<element name="JP2" library="SparkFun" package="FIDUCIAL-1X2.5" value="FIDUCIAL1X2.5"/>
<element name="R19" library="ipc-7351-resistor" package="RESC2012X70N" value="330">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="PWR5V" library="led" package="CHIP-LED0805" value="PWR">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R20" library="ipc-7351-resistor" package="RESC2012X70N" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="PWRHV" library="led" package="CHIP-LED0805" value="PWR">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="R17" pad="2"/>
<contactref element="R18" pad="2"/>
<contactref element="C15" pad="1"/>
<contactref element="C8" pad="1"/>
<contactref element="R2" pad="2"/>
<contactref element="U1" pad="13"/>
<contactref element="U1" pad="24"/>
<contactref element="U1" pad="PAD"/>
<contactref element="R15" pad="2"/>
<contactref element="C6" pad="-"/>
<contactref element="C28" pad="2"/>
<contactref element="R5" pad="2"/>
<contactref element="R6" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="R7" pad="2"/>
<contactref element="U2" pad="13"/>
<contactref element="U2" pad="24"/>
<contactref element="U2" pad="PAD"/>
<contactref element="R1" pad="2"/>
<contactref element="C9" pad="-"/>
<contactref element="C10" pad="2"/>
<contactref element="THERM-A" pad="2"/>
<contactref element="C12" pad="1"/>
<contactref element="THERM-B" pad="2"/>
<contactref element="C11" pad="1"/>
<contactref element="Q1" pad="3"/>
<contactref element="R13" pad="2"/>
<contactref element="Q2" pad="3"/>
<contactref element="R14" pad="2"/>
<contactref element="PWR" pad="6"/>
<contactref element="PWR" pad="4"/>
<contactref element="PWR" pad="5"/>
<contactref element="EXP1" pad="14"/>
<contactref element="PWR5V" pad="C"/>
<contactref element="PWRHV" pad="C"/>
</signal>
<signal name="12V">
<contactref element="U1" pad="16"/>
<contactref element="U1" pad="21"/>
<contactref element="C4" pad="1"/>
<contactref element="C6" pad="+"/>
<contactref element="C28" pad="1"/>
<contactref element="U2" pad="16"/>
<contactref element="U2" pad="21"/>
<contactref element="C7" pad="1"/>
<contactref element="C9" pad="+"/>
<contactref element="C10" pad="1"/>
<contactref element="HOTEND-B" pad="3"/>
<contactref element="HOTEND-B" pad="4"/>
<contactref element="HOTEND-A" pad="3"/>
<contactref element="HOTEND-A" pad="4"/>
<contactref element="PWR" pad="1"/>
<contactref element="PWR" pad="3"/>
<contactref element="PWR" pad="2"/>
<contactref element="R20" pad="2"/>
</signal>
<signal name="B-STEP">
<contactref element="U2" pad="11"/>
<contactref element="EXP1" pad="5"/>
</signal>
<signal name="B-DIR">
<contactref element="U2" pad="14"/>
<contactref element="EXP1" pad="7"/>
</signal>
<signal name="!B-ENABLE">
<contactref element="U2" pad="23"/>
<contactref element="R8" pad="2"/>
<contactref element="EXP1" pad="8"/>
</signal>
<signal name="N$11">
<contactref element="C5" pad="2"/>
<contactref element="U1" pad="1"/>
</signal>
<signal name="N$12">
<contactref element="C5" pad="1"/>
<contactref element="U1" pad="2"/>
</signal>
<signal name="N$14">
<contactref element="U1" pad="17"/>
<contactref element="R17" pad="1"/>
</signal>
<signal name="N$15">
<contactref element="U1" pad="20"/>
<contactref element="R18" pad="1"/>
</signal>
<signal name="N$18">
<contactref element="R15" pad="W"/>
<contactref element="U1" pad="12"/>
</signal>
<signal name="N$13">
<contactref element="U1" pad="8"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="N$19">
<contactref element="U1" pad="4"/>
<contactref element="C8" pad="2"/>
</signal>
<signal name="N$21">
<contactref element="R4" pad="2"/>
<contactref element="U1" pad="9"/>
<contactref element="U1" pad="7"/>
</signal>
<signal name="N$16">
<contactref element="U1" pad="3"/>
<contactref element="C4" pad="2"/>
</signal>
<signal name="N$27">
<contactref element="U1" pad="5"/>
<contactref element="MS-A" pad="1"/>
</signal>
<signal name="N$28">
<contactref element="U1" pad="6"/>
<contactref element="MS-A" pad="3"/>
</signal>
<signal name="N$10">
<contactref element="U1" pad="18"/>
<contactref element="MOT-A" pad="3"/>
</signal>
<signal name="N$17">
<contactref element="U1" pad="15"/>
<contactref element="MOT-A" pad="4"/>
</signal>
<signal name="N$20">
<contactref element="U1" pad="19"/>
<contactref element="MOT-A" pad="2"/>
</signal>
<signal name="N$23">
<contactref element="U1" pad="22"/>
<contactref element="MOT-A" pad="1"/>
</signal>
<signal name="N$69">
<contactref element="R39" pad="1"/>
<contactref element="R15" pad="1"/>
</signal>
<signal name="+5V">
<contactref element="U1" pad="10"/>
<contactref element="C15" pad="2"/>
<contactref element="R4" pad="1"/>
<contactref element="MS-A" pad="2"/>
<contactref element="R3" pad="1"/>
<contactref element="R39" pad="2"/>
<contactref element="U2" pad="10"/>
<contactref element="C3" pad="2"/>
<contactref element="R9" pad="1"/>
<contactref element="MS-B" pad="2"/>
<contactref element="R8" pad="1"/>
<contactref element="R10" pad="2"/>
<contactref element="R11" pad="2"/>
<contactref element="R12" pad="2"/>
<contactref element="EXP1" pad="13"/>
<contactref element="R19" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="C1" pad="2"/>
<contactref element="U2" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="C1" pad="1"/>
<contactref element="U2" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="U2" pad="17"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="U2" pad="20"/>
<contactref element="R6" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="R1" pad="W"/>
<contactref element="U2" pad="12"/>
</signal>
<signal name="N$6">
<contactref element="U2" pad="8"/>
<contactref element="R7" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="U2" pad="4"/>
<contactref element="C2" pad="2"/>
</signal>
<signal name="N$8">
<contactref element="R9" pad="2"/>
<contactref element="U2" pad="9"/>
<contactref element="U2" pad="7"/>
</signal>
<signal name="N$9">
<contactref element="U2" pad="3"/>
<contactref element="C7" pad="2"/>
</signal>
<signal name="N$22">
<contactref element="U2" pad="5"/>
<contactref element="MS-B" pad="1"/>
</signal>
<signal name="N$24">
<contactref element="U2" pad="6"/>
<contactref element="MS-B" pad="3"/>
</signal>
<signal name="N$25">
<contactref element="U2" pad="18"/>
<contactref element="MOT-B" pad="3"/>
</signal>
<signal name="N$26">
<contactref element="U2" pad="15"/>
<contactref element="MOT-B" pad="4"/>
</signal>
<signal name="N$29">
<contactref element="U2" pad="19"/>
<contactref element="MOT-B" pad="2"/>
</signal>
<signal name="N$30">
<contactref element="U2" pad="22"/>
<contactref element="MOT-B" pad="1"/>
</signal>
<signal name="N$31">
<contactref element="R10" pad="1"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="A-THERM">
<contactref element="THERM-A" pad="1"/>
<contactref element="R11" pad="1"/>
<contactref element="C12" pad="2"/>
<contactref element="EXP1" pad="2"/>
</signal>
<signal name="B-THERM">
<contactref element="R12" pad="1"/>
<contactref element="THERM-B" pad="1"/>
<contactref element="C11" pad="2"/>
<contactref element="EXP1" pad="4"/>
</signal>
<signal name="HOTENDB-GND">
<contactref element="Q1" pad="2"/>
<contactref element="HOTEND-B" pad="1"/>
<contactref element="HOTEND-B" pad="2"/>
</signal>
<signal name="!HOTEND-B">
<contactref element="R13" pad="1"/>
<contactref element="R36" pad="1"/>
<contactref element="EXP1" pad="12"/>
</signal>
<signal name="N$71">
<contactref element="Q1" pad="1"/>
<contactref element="R36" pad="2"/>
</signal>
<signal name="HOTENDA-GND">
<contactref element="Q2" pad="2"/>
<contactref element="HOTEND-A" pad="1"/>
<contactref element="HOTEND-A" pad="2"/>
</signal>
<signal name="N$32">
<contactref element="Q2" pad="1"/>
<contactref element="R16" pad="2"/>
</signal>
<signal name="A-DIR">
<contactref element="U1" pad="14"/>
<contactref element="EXP1" pad="3"/>
</signal>
<signal name="A-STEP">
<contactref element="U1" pad="11"/>
<contactref element="EXP1" pad="1"/>
</signal>
<signal name="!A-ENABLE">
<contactref element="U1" pad="23"/>
<contactref element="R3" pad="2"/>
<contactref element="EXP1" pad="6"/>
</signal>
<signal name="!HOTEND-A">
<contactref element="R14" pad="1"/>
<contactref element="R16" pad="1"/>
<contactref element="EXP1" pad="10"/>
</signal>
<signal name="N$33">
<contactref element="R19" pad="1"/>
<contactref element="PWR5V" pad="A"/>
</signal>
<signal name="N$34">
<contactref element="R20" pad="1"/>
<contactref element="PWRHV" pad="A"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
