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- <H1><A CLASS="LINK" HREF="FTP://FTP.FUNET.FI/PUB/CBM/SCHEMATICS/COMPUTERS/C128/">FTP</A>://FTP.FUNET.FI/PUB/<A
- HREF="../../../ix.htm">CBM</A>/<A
- HREF="../../ix.htm">SCHEMATICS</A>/<A
- HREF="../ix.htm">COMPUTERS</A>/C128/</H1>
- <DIV CLASS="TOP">
- <P>tHE cOMMODORE 128 EXISTED IN THREE DIFFERENT MAJOR BOARD VERSIONS:
- tHE FIRST BOARD WAS USED IN THE FLAT 128 AND IN THE PLASTIC-CASED 128d.
- tHEN CAME THE 128dcr BOARD, WITH THE FLOPPY CONTROLLER INTEGRATED ON THE
- MOTHERBOARD. tHERE WAS ALSO A 128cr (COST-REDUCED FLAT 128).</P>
- </DIV>
- <H2><A CLASS="ANCHOR" NAME="DIRS">sUBDIRECTORIES</A></H2>
- <DIV CLASS="DIRS">
- <DL>
- <DT><A HREF="../../drives/new/ix.htm">DRIVES@</A></DT>
- <DD>dISK DRIVES</DD>
- <DT><A HREF="../../../firmware/computer/c128/ix.htm">FIRMWARE@</A></DT>
- <DD>sYSTEM FIRMWARE</DD>
- <DT><A HREF="manual/ix.htm">MANUAL/</A></DT>
- <DD>sERVICE MANUAL</DD>
- <DT><A HREF="power/ix.htm">POWER/</A></DT>
- <DD>pOWER SUPPLY SCHEMATICS</DD>
- </DL>
- </DIV>
- <H2><A CLASS="ANCHOR" NAME="FILES">fILES</A></H2>
- <DIV CLASS="FILES">
- <DL>
- <DT><A HREF="310378_1.gif">310378-1-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">118674</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="31037003.gif">310378-1-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">113712</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="310378_2.gif">310378-2-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">99301</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="31037002.gif">310378-2-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">107805</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="310378_3.gif">310378-3-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">130766</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="31037001.gif">310378-3-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">77337</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="310378_4.gif">310378-4-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">99507</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="31037000.gif">310378-4-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-11-27</SPAN>
- <SPAN CLASS="LENGTH">90149</SPAN></DT>
- <DD>tHESE ARE THE SCHEMATIC DIAGRAMS OF THE cOMMODORE 128 MAIN BOARD
- ("FLAT c128" AND c128d IN PLASTIC CASE). tHEY WERE ON EIGHT PAGES
- IN THE cOMMODORE 128 pROGRAMMER'S rEFERENCE gUIDE, TWO PAGES
- CONTAINING ONE ENGINEERING SHEET.</DD>
- <DT><A HREF="310378_u.zip">310378-UPDATE.ZIP</A>
- <SPAN CLASS="DATE">1998-05-15</SPAN>
- <SPAN CLASS="LENGTH">747229</SPAN></DT>
- <DD>uPDATE TO THE cOMMODORE 128 sERVICE mANUAL, CONTAINING THE TWO REVISED
- PAGES IN THE 310378 SCHEMATIC REVISION 7a.</DD>
- <DT><A HREF="c128cr.jpg">C128CR.JPG</A>
- <SPAN CLASS="DATE">2000-02-23</SPAN>
- <SPAN CLASS="LENGTH">1115174</SPAN></DT>
- <DD>a BLACK&WHITE PICTURE OF A COST-REDUCED FLAT cOMMODORE 128 CIRCUIT BOARD.
- tHIS MODEL NEVER ENTERED MASS PRODUCTION; THIS IS AN ENGINEERING SAMPLE
- POSSESSED BY rAYMOND cARLSEN. tHE BOARD SAYS "pcb assy no. 250783",
- "c= COMMODORE c128cr rev.3", "pcb no. 252270", AND "c128cr nO.2
- eng. sample jUN/9/'86 knt".</DD>
- <DT><A HREF="c128d008.gif">C128DCR-1-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">172416</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128dcr_.gif">C128DCR-1-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">90870</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d006.gif">C128DCR-2-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">143437</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d007.gif">C128DCR-2-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">148206</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d004.gif">C128DCR-3-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">128384</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d005.gif">C128DCR-3-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">134398</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d002.gif">C128DCR-4-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">77902</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d003.gif">C128DCR-4-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">58823</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d000.gif">C128DCR-5-LEFT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">126315</SPAN></DT>
- <DD> </DD>
- <DT><A HREF="c128d001.gif">C128DCR-5-RIGHT.GIF</A>
- <SPAN CLASS="DATE">1996-12-13</SPAN>
- <SPAN CLASS="LENGTH">144315</SPAN></DT>
- <DD>tHESE ARE THE SCHEMATIC DIAGRAMS OF THE cOMMODORE 128dcr MAIN BOARD
- (METAL CASE c128d WITH BUILT-IN 1571cr FLOPPY CONTROLLER). tHE DIAGRAMS
- WERE SCANNED FROM A 64'ER sONDERHEFT, AND THEY APPEAR TO BE A COPY OF
- SCHEMATIC 252451.<BR />
- aCCORDING TO nICOLAS wELTE, THERE IS AN ERROR ON THE RIGHT HALF OF PAGE 5.
- tHE 74ls14 HEX sCHMITT-TRIGGER INVERTER u113, PIN 13 IS CONNECTED TO wprt*
- (MISPRINTED wtrt* ON u105), WHICH DOESN'T MAKE ANY SENSE. oBVIOUSLY IT
- SHOULD BE CONNECTED TO stp1 INSTEAD, WHICH IS THREE LINES MORE TO THE RIGHT!</DD>
- </DL>
- </DIV>
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