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HP54503A DSO Main Board Repair


sreaves22655
 

Hello Group,

I have a pristene 54503A DSO with a problem in the Horizontal
timebase.

It fails with many codes mostly related to the trigger area. I
could supply the codes on request. Does anyone out in the ether have
any experience fixing these boards? I have the HP service manual but
as you probably know there are no schematics in the manual. If anyone
has them I would like to get a set. As far as getting the unit
repaired externally it most likely is not worth it since when HP last
had exchange boards they wanted way more than what the scope is worth
these days.

I would like to put it to use in my ham shack.

Thanks to all,

Sam
W3OHM

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