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Scopex 4D-25 Oscilloscope Repair Help
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9th Oct 2017, 1:54 pm
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PJL
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Join Date: Sep 2005
Location: Seaford, East Sussex, UK.
Posts: 5,997
Re: Scopex 4D-25 Oscilloscope Repair Help
The emitter and collector voltages are reversed. This is a PNP transistor.
You should put R426 back if you think its OK now as I would not expect to see the fault condition with it lifted.
PJL
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