Re: IIc Manufacture date based on serial number?

[A2Aviator <a2aviator@gmail.com>]

> Open it up and look at the chip datecodes.  The board was manufactured
> not long after the _latest_ datecode you find.  (It is quite unlikely
> that _all_ the chips are old stock.)

I have found that does not always work .. but as I noted, the
motherboards themselves have a WWYY stamp on them.
Some boards have had the highest date code still be 6 months older
than the board stamp. Even the PCB itself will have an etched on date
most of the time, too.