The only fuse (T160mA) I can see in the diagram (available here :-https://elektrotanya.com/marshall_reverb...nload.html
is in the AC 'L' feed to the mains transformer primary.
Andy
EDIT - I've just noticed that Rob posted the circuit diagram in post #1 !
is in the AC 'L' feed to the mains transformer primary.
Andy
EDIT - I've just noticed that Rob posted the circuit diagram in post #1 !







