<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.6.0">
<drawing>
<board>
<plain>
<wire x1="94.742" y1="8.89" x2="94.742" y2="88.646" width="0.4064" layer="20"/>
<wire x1="2.54" y1="101.6" x2="93.98" y2="101.6" width="0.4064" layer="20"/>
<wire x1="93.98" y1="101.6" x2="94.742" y2="100.838" width="0.4064" layer="20" curve="-90"/>
<wire x1="94.742" y1="100.838" x2="94.742" y2="95.504" width="0.4064" layer="20"/>
<wire x1="0" y1="8.89" x2="0" y2="99.06" width="0.4064" layer="20"/>
<wire x1="0" y1="99.06" x2="2.54" y2="101.6" width="0.4064" layer="20" curve="-90"/>
<wire x1="91.948" y1="6.096" x2="94.742" y2="8.89" width="0.4064" layer="20"/>
<wire x1="91.948" y1="91.44" x2="82.042" y2="91.44" width="0.4064" layer="20"/>
<wire x1="82.042" y1="91.44" x2="82.042" y2="92.71" width="0.4064" layer="20"/>
<wire x1="82.042" y1="92.71" x2="91.948" y2="92.71" width="0.4064" layer="20"/>
<wire x1="91.948" y1="91.44" x2="94.742" y2="88.646" width="0.4064" layer="20"/>
<wire x1="91.948" y1="92.71" x2="94.742" y2="95.504" width="0.4064" layer="20"/>
<wire x1="2.794" y1="6.096" x2="91.948" y2="6.096" width="0.4064" layer="20"/>
<wire x1="2.794" y1="6.096" x2="0" y2="8.89" width="0.4064" layer="20"/>
<text>C 2019 E.S. CHAPIN
REPLACEMENT EXTENDER CARD
FOR APPLE DOS COMPATIBILITY
v 1.0</text>
<text>Ground yourself and then remove DOS
card from Macintosh.

1. remove 2 screws and 2 holding post
from DOS card then remove bracket
2. reinstall holding posts on DOS card
so you don't lose them later
3. install brakcet and 2 screws on 
extender card on the side with female 
connector
4. connect extender card to DOS card

Optionally if you have metal strips with 
2 holes 0.8" or about 20.5mm apart, you 
can use that and pair of screws and nuts 
to secure the extension card to DOS card

5. reinstall DOS card</text>
<text>96mm by 95 mm</text>
</plain>
<libraries>
<library name="con-subd">
<description>&lt;b&gt;SUB-D Connectors&lt;/b&gt;&lt;p&gt;
Harting&lt;br&gt;
NorComp&lt;br&gt;
&lt;p&gt;
PREFIX :&lt;br&gt;
H = High density&lt;br&gt;
F = Female&lt;br&gt;
M = Male&lt;p&gt;
NUMBER: Number of pins&lt;p&gt;
SUFFIX :&lt;br&gt;
H = Horizontal&lt;br&gt;
V = Vertical &lt;br&gt;
P = Shield pin on housing&lt;br&gt;
B = No mounting holes&lt;br&gt;
S = Pins individually placeable (Single)&lt;br&gt;
D = Direct mounting &lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="HDF26H">
<description>&lt;b&gt;SUB-D&lt;/b&gt;</description>
</package>
<package name="HDM26H">
<description>&lt;b&gt;SUB-D&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="holes">
<description>&lt;b&gt;Mounting Holes and Pads&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="3,6-PAD">
<description>&lt;b&gt;MOUNTING PAD&lt;/b&gt; 3.6 mm, round</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="X1" library="con-subd" package="HDF26H" value="">
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="VALUE"/>
</element>
<element name="X2" library="con-subd" package="HDM26H" value="">
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="MF" value=""/>
<attribute name="MPN" value=""/>
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="VALUE"/>
</element>
<element name="H1" library="holes" package="3,6-PAD" value="MOUNT-PAD-ROUND3.6"/>
<element name="H2" library="holes" package="3,6-PAD" value="MOUNT-PAD-ROUND3.6"/>
<element name="H3" library="holes" package="3,6-PAD" value="MOUNT-PAD-ROUND3.6"/>
<element name="H4" library="holes" package="3,6-PAD" value="MOUNT-PAD-ROUND3.6"/>
</elements>
<signals>
<signal name="N$1">
<contactref element="X2" pad="1"/>
<contactref element="X1" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="X2" pad="2"/>
<contactref element="X1" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="X2" pad="3"/>
<contactref element="X1" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="X2" pad="4"/>
<contactref element="X1" pad="4"/>
</signal>
<signal name="N$5">
<contactref element="X2" pad="5"/>
<contactref element="X1" pad="5"/>
</signal>
<signal name="N$6">
<contactref element="X2" pad="6"/>
<contactref element="X1" pad="6"/>
</signal>
<signal name="N$7">
<contactref element="X2" pad="7"/>
<contactref element="X1" pad="7"/>
</signal>
<signal name="N$8">
<contactref element="X2" pad="8"/>
<contactref element="X1" pad="8"/>
</signal>
<signal name="N$9">
<contactref element="X2" pad="9"/>
<contactref element="X1" pad="9"/>
</signal>
<signal name="N$10">
<contactref element="X2" pad="10"/>
<contactref element="X1" pad="10"/>
</signal>
<signal name="N$11">
<contactref element="X2" pad="11"/>
<contactref element="X1" pad="11"/>
</signal>
<signal name="N$12">
<contactref element="X2" pad="12"/>
<contactref element="X1" pad="12"/>
</signal>
<signal name="N$13">
<contactref element="X2" pad="13"/>
<contactref element="X1" pad="13"/>
</signal>
<signal name="N$14">
<contactref element="X2" pad="14"/>
<contactref element="X1" pad="14"/>
</signal>
<signal name="N$15">
<contactref element="X2" pad="15"/>
<contactref element="X1" pad="15"/>
</signal>
<signal name="N$16">
<contactref element="X2" pad="16"/>
<contactref element="X1" pad="16"/>
</signal>
<signal name="N$17">
<contactref element="X2" pad="17"/>
<contactref element="X1" pad="17"/>
</signal>
<signal name="N$18">
<contactref element="X2" pad="18"/>
<contactref element="X1" pad="18"/>
</signal>
<signal name="N$19">
<contactref element="X2" pad="19"/>
<contactref element="X1" pad="19"/>
</signal>
<signal name="N$20">
<contactref element="X2" pad="20"/>
<contactref element="X1" pad="20"/>
</signal>
<signal name="N$21">
<contactref element="X2" pad="21"/>
<contactref element="X1" pad="21"/>
</signal>
<signal name="N$22">
<contactref element="X2" pad="22"/>
<contactref element="X1" pad="22"/>
</signal>
<signal name="N$23">
<contactref element="X2" pad="23"/>
<contactref element="X1" pad="23"/>
</signal>
<signal name="N$24">
<contactref element="X2" pad="24"/>
<contactref element="X1" pad="24"/>
</signal>
<signal name="N$25">
<contactref element="X2" pad="25"/>
<contactref element="X1" pad="25"/>
</signal>
<signal name="N$26">
<contactref element="X2" pad="26"/>
<contactref element="X1" pad="26"/>
</signal>
<signal name="GND">
<contactref element="H4" pad="B3,6"/>
<contactref element="H3" pad="B3,6"/>
<contactref element="H2" pad="B3,6"/>
<contactref element="H1" pad="B3,6"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
