Re: Fluke 9010A and Space Invaders

From: Phil Morris <phil_at_morris0.fsnet.co.uk>
Date: Thu Apr 14 2005 - 17:45:33 EDT

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>My guess is that the voltage levels are slightly lower on the L-shaped
>boardsets. The voltage threshold that triggers the the UUT Power fail
>is probably too high such that even the subtle lower voltage between
>one boardset and another causes the fail to trigger. (Even though the
>voltage is high enough to run the board logic) I typically disable
>this check as well, or tweak my adjustable power supply up a few
>hundred millivolts.
>-Adam

Well, all I know is that I get this problem on two boardsets, both of which
give the UUT Power Fail error even with that check disabled. Turning up the
voltage gets around the UUT Power Fail problem, but then doing a Run UUT
just goes garbage onscreen, again on both boardsets.

Phil

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Received on Thu Apr 14 14:43:38 2005

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