Hello Jose,
the one you are mentioning is not right schematic for TDS784A power supply.
Here you can find proper diagram: (PS).pdf
Power supply in TDS784A is the same as in TDS544A (above link) and several other TDS models.
Vladimir
Dne 16.03.2025 v 6:16 Jose Luu via groups.io napsal(a):
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OK, found one good enough: page 5-141
