Suggest clarifying that one must unplug both the power supply transformer (visible) and the output transformer (wires coming from behind the circuit board from the bottom) and the one black switch spade connectors.
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Just finished this in an afternoon today - all went well, although I did need to "repair" some traces that fell off the board.
Suggest clarifying that one must unplug both the power supply transformer (visible) and the output transformer (wires coming from behind the circuit board from the bottom) and the one black switch spade connectors.