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<P>Sounds like the USB controller chip failed (has happened to me previously) do not have drawings at work to identify chip but this has happened to others also.</P>
<P>Tim W4YN<BR><BR><BR></P>
<BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 0px; BORDER-LEFT: #0000ff 2px solid">-----Original Message----- <BR>From: K1rqg@aol.com <BR>Sent: Jul 23, 2010 10:42 AM <BR>To: john.d.melton@googlemail.com, hpsdr@openhpsdr.org <BR>Subject: Re: [hpsdr] Ozy Failure <BR><BR><ZZZHTML><ZZZHEAD><ZZZMETA content="text/html; charset=US-ASCII" http-equiv="Content-Type"><ZZZMETA content="MSHTML 6.00.2900.2180" name="GENERATOR"></ZZZHEAD><ZZZBODY id=role_body style="FONT-SIZE: 10pt; COLOR: #000000; FONT-FAMILY: Arial" rightMargin="7" topMargin="7" leftMargin="7" bottomMargin="7"><FONT id=role_document face=Arial color=#000000 size=2>
<DIV>John</DIV>
<DIV> </DIV>
<DIV>Check U-14 for proper operation.</DIV>
<DIV> </DIV>
<DIV>73 de Joe</DIV>
<DIV>K1RQG</DIV>
<DIV> </DIV>
<DIV>
<DIV>In a message dated 7/23/2010 10:32:22 A.M. Eastern Daylight Time, john.d.melton@googlemail.com writes:</DIV>
<BLOCKQUOTE style="PADDING-LEFT: 10px; MARGIN-LEFT: 10px"><FONT style="BACKGROUND-COLOR: transparent" face=Arial color=#000000 size=2>***** High Performance Software Defined Radio Discussion List *****<BR><BR><BR>My Ozy board seems to have failed. I only have the D12 led on and my<BR>computer does not see the USB device any more. It is TAPR built Rev B<BR>board.<BR><BR>I have checked voltages on my LPU and on the Atlas bus and they all look<BR>OK. I have also tried plugging in an ATX power supply with the same<BR>results.<BR><BR>Any ideas on where to start looking?<BR><BR>Regards,<BR><BR>John g0orx/n6lyt<BR><BR>_______________________________________________<BR>HPSDR Discussion List<BR>To post msg: hpsdr@openhpsdr.org<BR>Subscription help: http://lists.openhpsdr.org/listinfo.cgi/hpsdr-openhpsdr.org<BR>HPSDR web page: http://openhpsdr.org<BR>Archives: http://lists.openhpsdr.org/pipermail/hpsdr-openhpsdr.org/<BR></FONT></BLOCKQUOTE></DIV></FONT></ZZZBODY></ZZZHTML></BLOCKQUOTE></BODY><pre>
Tim O'Rourke
W4YN@ARRL.Net
Low Power Amateur Radio Rocks
Member of Flying Pigs,ARCI,GQRP,RSGB,ARRL Life Member
NHRA Life Member</pre>
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