Re: Apple Lisa I/O board diodes

2016-02-20 Thread Adrian Graham
Phew. Removed and cleaned up the components around the area, cleaned up the holes, resoldered everything and replaced the 2 10K resistors that perished, check for continuity, spend an hour trying to find a US power cord and... http://www.binarydinosaurs.co.uk/LisaWorking2016.jpg Same can't be sa

Re: Apple Lisa I/O board diodes

2016-02-19 Thread Adrian Graham
On 19/02/2016 01:02, "drlegendre ." wrote: > FYI, I get a 403 on that link. > > As for the diode, unless the leads are seriously rotted, why not just make > a +note+ of it - and leave it alone? It's a hermetically sealed package > (glass+metal, right?) and not likely to have suffered in any w

Re: Apple Lisa I/O board diodes

2016-02-19 Thread Adrian Graham
On 19/02/2016 00:57, "Alexandre Souza" wrote: > Forbidden > > You don't have permission to access /LisaIOBoard.jpg on this server. > > 2016-02-18 22:51 GMT-02:00 Adrian Graham : > Fixed, I don't normally put things in the root of my webserver and forgot about the permissions. A >> Hi f

Re: Apple Lisa I/O board diodes

2016-02-18 Thread drlegendre .
FYI, I get a 403 on that link. As for the diode, unless the leads are seriously rotted, why not just make a +note+ of it - and leave it alone? It's a hermetically sealed package (glass+metal, right?) and not likely to have suffered in any way, aside from the cosmetic issue. On Thu, Feb 18, 2016 a

Re: Apple Lisa I/O board diodes

2016-02-18 Thread Alexandre Souza
Forbidden You don't have permission to access /LisaIOBoard.jpg on this server. 2016-02-18 22:51 GMT-02:00 Adrian Graham : > Hi folks, > > 'Decaying battery' panic led me to unearthing my Lisa 2/5 to check the > state > of the batteries on the I/O board since it hadn't been out of its box or > po

Apple Lisa I/O board diodes

2016-02-18 Thread Adrian Graham
Hi folks, 'Decaying battery' panic led me to unearthing my Lisa 2/5 to check the state of the batteries on the I/O board since it hadn't been out of its box or powered up since 2005. Fortunately the damage is very minimal and is only restricted to track discolouration and external rotting of one p