VT101 8085 CPU Fault

John Wilson wilson at dbit.com
Sun Feb 22 10:47:20 CST 2015

On Sun, Feb 22, 2015 at 03:20:00PM -0000, Robert Jarratt wrote:
>I did pretty much what you say last night. All the caps settled down to a
>leakage of the order of 10-20uA after no more than a minute on their maximum
>voltage. Although my bench PSU does not go to the 50V needed for some of the
>caps. Was considering putting the board back in after having done some light
>reforming on them (ie not for more than a couple of minutes each), in case
>they just needed reforming.

Since you're drawing practically no current, it seems like sticking a
few 9V batteries in series with your bench supply would be an easy way
to be absolutely sure.

John Wilson
D Bit

More information about the cctech mailing list