[GTALUG] computer hardware testing tools.

[Karen Lewellen]

because my  reading edge connects via serial port on the computer, to a 
parallel port on the back of the reading edge.
was amazed that I found  a new cable in fact, for like $14 no less.



On Wed, 12 Jul 2023, James Knott via talk wrote:

> On 2023-07-12 11:17, D. Hugh Redelmeier via talk wrote:
>>  Let me be a little more explicit about that, with an example.  A computer
>>  can mostly work but have a failing serial port.  Then the component to
>>  look at is the serial port, not the whole computer.  The serial port will
>>  usually work or not work.
>
> The other part of this is serial & parallel ports aren't often used these 
> days, having been supplanted by USB.  Why bother testing something that's 
> not likely to be used?
>
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