Looking for a potentiometer for restoration project

Wayne S wayne.sudol at hotmail.com
Tue Jan 19 16:47:06 CST 2021

Out of curiosity, why do you think the pot is bad? 


Sent from my iPhone

> On Jan 19, 2021, at 14:28, Ali via cctalk <cctalk at classiccmp.org> wrote:
>> For a workaround:
>> 1. Solder any same size pot with suitable long wires to the location
>> (if possible)
>> 2. Adjust the brightness to Your liking
>> 3. Remove the pot
>> 4. Measure the resistance
>> 5. Solder a measured value resistor where the pot was.
>> This way You get a fixed brightness and somewhat working computer.
>> Now You can wait for a replacement pot and play with the computer.
> Thanks. We are not that bad off, yet. The system is fully working but the
> screen brightness is way up so everything looks washed out and the screen
> gets very hot. If I can't find a replacement I could always just leave it
> alone or try to open the pot and see if I can repair the actual pot. If all
> that fails the backup would be to either permanently solder in a resistor
> (as you suggested) or use a pot with the same values which works but does
> not allow the case to be closed.
> I am hoping to get the correct part though.... I have found a replacement
> pot for the speaker knob (same family, different resistance value) so I am
> hopeful it may be just a matter of time.

More information about the cctech mailing list