Re: How I fixed a dead net6501 (Red Light Of Death)
"Rudi van Drunen (Xlexit)" <[email protected]> Mon, 26 Feb 2018 08:36:16 +0100
| Newsgroups | gmane.comp.hardware.soekris.technical |
|---|---|
| Message-ID | <[email protected]> |
--===============1522359683== Content-Type: multipart/alternative; boundary="5a93b8f0_16860c59_12e09" --5a93b8f0_16860c59_12e09 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Hi all, I just replaced the electrolytical caps in 3 boards that demonstrated the= =C2=A0 RLOD phenomenon, and at least 2 of them did not get get fixed, so it migh= t not be =C2=A0*the* solution :-( I have heard (earlier) from people working at Soekris USA that the proble= m=C2=A0 might be in a bad (batch of) transistor on the board. However, I do not k= now which one. I suspect there is one in the power supply part of the board=C2= =A0 Rudi --=C2=A0 Rudi van Drunen=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0 R.van.Drunen=40XlexIT.com --5a93b8f0_16860c59_12e09 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline <html><head><style>body=7Bfont-family:Helvetica,Arial;font-size:13px=7D</= style></head><body style=3D=22word-wrap: break-word; -webkit-nbsp-mode: s= pace; -webkit-line-break: after-white-space;=22><div id=3D=22bloop=5Fcust= omfont=22 style=3D=22font-family:Helvetica,Arial;font-size:13px; color: r= gba(0,0,0,1.0); margin: 0px; line-height: auto;=22>Hi all,</div><div id=3D= =22bloop=5Fcustomfont=22 style=3D=22font-family:Helvetica,Arial;font-size= :13px; color: rgba(0,0,0,1.0); margin: 0px; line-height: auto;=22><br></d= iv><div id=3D=22bloop=5Fcustomfont=22 style=3D=22font-family:Helvetica,Ar= ial;font-size:13px; color: rgba(0,0,0,1.0); margin: 0px; line-height: aut= o;=22>I just replaced the electrolytical caps in 3 boards that demonstrat= ed the </div><div id=3D=22bloop=5Fcustomfont=22 style=3D=22font-fami= ly:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,1.0); margin: 0px; l= ine-height: auto;=22>RLOD phenomenon, and at least 2 of them did not get = get fixed, so it might</div><div id=3D=22bloop=5Fcustomfont=22 style=3D=22= font-family:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,1.0); margi= n: 0px; line-height: auto;=22>not be *the* solution :-(</div><div i= d=3D=22bloop=5Fcustomfont=22 style=3D=22font-family:Helvetica,Arial;font-= size:13px; color: rgba(0,0,0,1.0); margin: 0px; line-height: auto;=22><br= ></div><div id=3D=22bloop=5Fcustomfont=22 style=3D=22font-family:Helvetic= a,Arial;font-size:13px; color: rgba(0,0,0,1.0); margin: 0px; line-height:= auto;=22>I have heard (earlier) from people working at Soekris USA that = the problem </div><div id=3D=22bloop=5Fcustomfont=22 style=3D=22font= -family:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,1.0); margin: 0= px; line-height: auto;=22>might be in a bad (batch of) transistor on the = board. However, I do not know</div><div id=3D=22bloop=5Fcustomfont=22 sty= le=3D=22font-family:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,1.0= ); margin: 0px; line-height: auto;=22>which one. I suspect there is one i= n the power supply part of the board </div><div id=3D=22bloop=5Fcust= omfont=22 style=3D=22font-family:Helvetica,Arial;font-size:13px; color: r= gba(0,0,0,1.0); margin: 0px; line-height: auto;=22><br></div><div id=3D=22= bloop=5Fcustomfont=22 style=3D=22font-family:Helvetica,Arial;font-size:13= px; color: rgba(0,0,0,1.0); margin: 0px; line-height: auto;=22>Rudi</div>= <br><div id=3D=22bloop=5Fsign=5F1519630367274150912=22 class=3D=22bloop=5F= sign=22>-- <br>Rudi van Drunen &n= bsp; R.van.Drunen=40XlexIT.com<= br><br></div></body></html> --5a93b8f0_16860c59_12e09-- --===============1522359683== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Soekris-tech mailing list [email protected] http://lists.soekris.com/mailman/listinfo/soekris-tech --===============1522359683==--