System/34 again

From: Max Eskin <maxeskin_at_hotmail.com>
Date: Tue Mar 24 17:59:08 1998

>
>About 25-50 pounds in weight never mind cost.
>
><b)Using a bunch of PC power supplies to power the DC components.
><My first problem is how I trick a PC/AT power supply to stay on when
><it's not hooked up to anything. Do I need to short something?
>
>Don't do it. First, switching powersupplies get real upset if the are
not
>loaded to some minimum point, they gernerally don't like running in
>parallel and the other is power sequencing.
What's power sequencing?
><Next is the problem of pinouts on the 34. There is ground and +5v
><labelled clearly. THere is also a circuit board with lots of screw
><terminals. Could someone tell me the voltages on those (it's a board
><right below the CE panel and a bit on the right)?
>
>Get and learn to use volmeters. There may be unsafe voltages or
currents
>at low voltages that can be dangerous. Also miswiring could toast the
>machine fully and very completely.
I have voltmeters, and know how to use them, but they aren't much
use when there is no way to power the thing.

>
>Allison
>
>
>

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Received on Tue Mar 24 1998 - 17:59:08 GMT

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