Hi Max, I know all about the eyesight going away...
Yes circuit boards are still available. Let me know if you have any
luck replacing some of the IC chips. You can use some foam or other
filter material for the fan. Just save and reuse the aluminum housing.

Bob



--- In Automotive_Equipment_Repair@yahoogroups.com, max <max@...> wrote:
>
> Hi Bob
>
> OK no ASC option.
>
> Got monitor back, not sure if we went forward there or not...
>
> Finished 1st attempt at repairing CPU board....
>
> It is pretty sad....
>
> The rubber filter material on the fan has broken down and this has
> caused the corrision on the board. I sucked 3 chips off causing some
PCB
> damage which was a simple enough repair. Then I started looking at the
> corrosion problem.... not pretty...... several tracks had gone open
> circuit. These I jumpered across.....
>
> Put sockets on for the 3 ICs, put it all back together and nothing, no
> LEDs, so will have to pull the board and have another look, but pretty
> hard going with my getting older eyesight ( and I used to do this for a
> living once !!!! and laughed at the others who had trouble seeing
.....
> ). The corrosion is pretty hard to spot as the track looks OK but
dosn't
> buzz, then when you start scratching you find there is no track left
!!!!.
>
>
> Will go and buy some more ICs on Monday and try that as well..
>
> Any chance of circuits and or a replacement board??
>
>
> Thanks
>
>
> MNax
>
>
> > The ASC option would consist of a hard drive and floppy drive just to
> > the left of the circuit boards. If there is nothing but a motor and
> > squirrel cage fan then you don't have that option.
> >
> > Corrosion on the CPU could cause the problem. Let me know what your
> > mate says.
> >
> > Bob
> >
> >
>
> --
>
> Max Wheatley
> max@...
>
>
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