Scope repairs

Harry Bissell harrybissell at
Tue Nov 30 08:16:51 CET 1999

Yes... CRT voltages are very dangerous... thats why I always ask someone else to "wiggle that loose wire". I figure
this is a form of "Social Darwinism".

:^) Harry (who once actually did this, to someone who obnoxiously insisted I "fix his TV set" after I politely told
him... No....) Bissell

"Caloroso, Michael E" wrote:

> > Best first bet -
> > take the cover off and reseat every connection you come across.  If that
> > doesn't work, I'd think the HV is good as the trace is bright(?).  Maybe a
> > bad screen voltage somewhere or bad driver - does the trace scan ok?  If
> > you have the schematic you can check all the "higher" voltages on the CRT
> > - under 400V or so and can measure with a DVM.
> >
> Be warned that anybody poking around a CRT is exposing themselves to LETHAL voltages - on the order of kilovolts.
> MC
> ---------------------------------------------------------------------------
> Opinions (and mistakes) expressed herein are my own and not those of my employer.

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