She rebuilt the schematic herself on a torn piece of cardboard: transformer → bridge rectifier → filter caps → 2N3055 pass transistor → LM723 control IC (she’d found one hiding under a heatsink) → feedback divider. A clumsy drawing, but hers .
So Linh did what any desperate, grieving daughter would do: she opened the case anyway. Wannien 101v0 Power Supply Schematic
She added a note: “He never finished drawing it. I finished it for him.” She rebuilt the schematic herself on a torn